The invention relates to a binder composition for preparing a composite material, in particular for preparing an insulating material based on glass fibres or rock fibres. The invention also provides a method for preparing said composition, and a method for preparing a composite material having reduced hygroscopicity.
The invention relates to the preparation of a water-soluble polycarboxylic polymer by carrying out a radical sonopolymerization reaction on an unsaturated carboxylic acid at a frequency ranging from 20 kHz to 5 MHz. The polymer prepared according to the invention has a well controlled molecular weight and can be used in an aqueous grinding aid, anti-scale or dispersing agent, in particular for treating a mineral or organic material.
The invention relates to an aqueous polymer composition comprising a water-soluble sulphonated polymer which is prepared with a radical polymerization reaction in water in the presence of a compound comprising sulphur in oxidation state IV. The invention also relates to this preparation method and to a dispersing or grinding agent comprising the composition according to the invention.
C08L 35/00 - Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical, and containing at least one other carboxyl radical in the molecule, or of salts, anhydrides, esters, amides, imides or nitriles thereofCompositions of derivatives of such polymers
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS) (France)
UNIVERSITE CLAUDE BERNARD LYON 1 (UCBL) (France)
ECOLE SUPERIEURE DE CHIMIE PHYSIQUE ELECTRONIQUE DE LYON (CPE LYON) (France)
Inventor
D'Agosto, Franck
Fouilloux, Hugo
Lansalot, Muriel
Michaud, Guillaume
Abstract
The invention relates to a thioester copolymer prepared using an unsaturated carboxylic acid and a thionolactone by a radical ring-opening polymerization reaction in an aqueous medium. The copolymer according to the invention is degradable and can be used as a dispersing agent for particles of a mineral material in an aqueous composition.
The invention relates to a composition for preparing a primary cathode layer, comprising a polyacrylic binding agent that has very high molecular weight and carbon particles. The invention also relates to the use of this composition for preparing a cathode as well as to the cathode that can be used for manufacturing cells for a rechargeable battery.
H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
H01M 4/136 - Electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
H01M 4/1391 - Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
H01M 4/1397 - Processes of manufacture of electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
The invention relates to a method for preparing an ester copolymer by means of an unsaturated carboxylic acid and a cyclic ketene acetal (CKA) by a radical ring-opening polymerisation reaction in neutral or basic aqueous medium. The copolymer according to the invention is degradable and can be used as a dispersant for dispersing particles of a mineral material in an aqueous composition.
The invention relates to a water-soluble copolymer which is cross-linked by means of an alkoxylated and associative cross-linking compound. The invention also relates to the preparation of said polymer, its use for controlling the viscosity and suspending nature of an aqueous composition, as well as to the alkoxylated and associative cross-linking compound.
The invention relates to a paper coating color composition comprising in particular an aqueous rheological agent combining a polyalkoxylated hydrophobic compound and a water-soluble copolymer prepared in the presence of a dialkyl sulfosuccinate derivative. The invention also relates to the use of said composition for the preparation of paper or cardboard as well as to said aqueous rheological agent which makes it possible to effectively control the different viscosity components of the coating color, while improving the water retention of the composition.
The invention relates to a method for concentrating an aqueous composition of metal ore concentrate, in particular by filtration. The concentration is carried out by partial separation of the water from this composition in the presence of an aqueous concentration agent comprising at least one polymer prepared by radical polymerisation of an unsaturated carboxylic acid. The invention also relates to the filter cake which has a reduced moisture content and which is obtained by using this polymer during the concentration of the metal ore concentrate.
The invention relates to a process for preparing a cathode priming coat combining two polyacrylic binders having different molecular weights and carbon particles. The invention also relates to a composition suitable for said process and to a cathode that can be used for manufacturing cells for a rechargeable battery.
The invention relates to a composition for preparing a cathode priming coat, comprising a polyacrylic binder that has a low molecular weight, and carbon particles. The invention also relates to the use of said composition for preparing a cathode as well as to the cathode that can be used for manufacturing cells for a rechargeable battery.
The invention relates to an aqueous composition for preparing a coating, comprising a rheological control agent comprising urethane polymers. This agent is prepared discontinuously by a polymerization reaction of a diisocyanate compound and a polyhydroxylated compound, followed by the termination reaction of the prepolymer of these compounds with a monoalcohol. It mainly comprises urethane polymers comprising strictly more than three groups of the polyhydroxylated compound.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
The invention relates to a composition prepared discontinuously by a polymerization reaction of a diisocyanate compound and a polyhydroxylated compound, followed by the termination reaction of the prepolymer of these compounds with a monoalcohol. This composition mainly comprises urethane polymers comprising strictly more than 3 residues of the polyhydroxylated compound. The invention also relates to the use of this polyurethane composition for bonding active electrode materials to a metal substrate.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
The invention relates to an aqueous anode composition stabilized by means of a polyurethane rheological agent comprising carbon graphite or metallic particles or fibers and a binding agent. The invention also relates to a method for producing an anode using said aqueous composition, and to the resulting anode.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
The invention relates to an aqueous anode composition stabilized by means of a polyalkoxylated polyether rheological agent and comprising carbon graphite or metallic particles or fibers and a binding agent. The invention also relates to a method for producing an anode using said aqueous composition, and to the resulting anode.
The invention relates to a thickening urethane copolymer prepared by means of cyclohexanol substituted by a linear or branched C4-C24-alkyl group or by a linear or branched C4-C24-alkylene group. The invention also relates to the process for preparing said copolymer and to the use thereof in aqueous compositions, in particular in coating compositions.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
The invention relates to an aqueous anode composition comprising metal particles or fibres or carbon graphite particles or fibres, and a binding agent containing at least one water-soluble polymer P prepared on the basis of an organosulfur monomer. The invention also relates to a method for producing an anode using said aqueous composition.
C08F 112/14 - Monomers containing only one unsaturated aliphatic radical containing one ring substituted by hetero atoms or groups containing hetero atoms
C08F 120/58 - Amides containing oxygen in addition to the carbonamido oxygen
The invention relates to an aqueous anode composition comprising metal particles or fibres or carbon graphite particles or fibres, and a binding agent containing at least one water-soluble polymer P prepared on the basis of (meth)acrylic acid and (meth)acrylate. The invention also relates to a method for producing an anode using said aqueous composition.
The invention provides an aqueous suspension of a mineral material, for example calcium carbonate, which suspension is prepared by wet grinding step followed by a concentration step in the presence of at least one rheological agent R comprising phosphoric acid and an α-sulfonated polymer P which is completely or partially neutralised by means of a monovalent ion. The invention also relates to the rheological agent R and to the use of this mineral suspension for preparing a mass filler for paper, for preparing a paper coating slip, or for preparing a coating composition, for example a paint composition.
The invention provides an aqueous suspension of a mineral material, for example calcium carbonate, which is prepared by wet grinding in the presence of an aqueous dispersion of (meth)acrylic polymer neutralised by a combination of at least one monovalent ion and at least one divalent ion, and post-grinding concentration. The particle size distribution and the viscosity and stability of the suspension according to the invention are particularly well controlled. The invention also relates to an agent for facilitating grinding and to the use of said mineral suspension for preparing a mass filler for paper production, for preparing a paper coating slip, or for preparing a coating composition, for example a paint composition.
The invention relates to a thickening copolymer and a non-continuous method for preparing the same. The preparation method first involves a polymerization reaction between a dihalogenated compound and a polyhydroxylated monomer, followed by a reaction with a hydrophobic monoalcohol. Said copolymer makes it possible to control the viscosity of an aqueous composition.
The invention relates to a thickening copolymer and a method for continuously preparing the same by reactive extrusion. The preparation method involves a polymerization reaction between a dihalogenated compound and a polyhydroxylated monomer. Said copolymer makes it possible to control the viscosity of a polyvalent aqueous composition and can be used in many technical fields.
The invention relates to a thickening copolymer and a method for continuously preparing the same by reactive extrusion. The preparation method first involves a polymerization reaction between a dihalogenated compound and a polyhydroxylated monomer, followed by a reaction with a monohalogenated hydrophobic compound. Said copolymer makes it possible to control the viscosity of an aqueous composition.
The invention relates to a thickening copolymer and a method for continuously preparing the same by reactive extrusion. The preparation method first involves a polymerization reaction between a dihalogenated compound and a polyhydroxylated monomer, followed by a reaction with a hydrophobic monoalcohol. Said copolymer makes it possible to control the viscosity of an aqueous composition.
The invention relates to a process for preparing a urethane copolymer using a polyalkoxylated and polyhydroxylated compound which does not contain any volatile residue of alkanes, aromatic hydrocarbon compounds or alkenes. The copolymer according to the invention is useful as an agent for controlling rheology in an aqueous medium, in particular for paint compositions, for paper coating slips or for cosmetic compositions.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
C09D 11/102 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
C09D 17/00 - Pigment pastes, e.g. for mixing in paints
The invention relates to a method for producing a copolymer using a polyalkoxylated and polyhydroxylated compound which does not contain any volatile residue of alkanes, aromatic hydrocarbon compounds or alkenes. The copolymer according to the invention is suitable for use as a rheology control agent in an aqueous medium, in particular for paint compositions, for paper coating slips or for cosmetic compositions.
The invention relates to a thickening urethane copolymer which is prepared using a non-alkoxylated Guerbet alcohol comprising a double-branched alkyl group. The invention also relates to the process for preparing said copolymer and to the use thereof in aqueous compositions, in particular in coating compositions.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
The invention relates to a thickening urethane copolymer which is prepared using a polyalkoxylated Guerbet alcohol comprising a double-branched alkyl group. The invention also relates to the process for preparing said copolymer and to the use thereof in aqueous compositions, in particular in coating compositions.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
The invention relates to a thickening (meth)acrylic copolymer prepared using a polyalkoxylated Guerbet alcohol comprising a double-branched alkyl group. The invention also relates to the process for preparing said copolymer and to the use thereof in aqueous compositions, in particular coating compositions.
C08F 220/18 - Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
C09D 133/08 - Homopolymers or copolymers of acrylic acid esters
C09J 133/08 - Homopolymers or copolymers of acrylic acid esters
C09D 5/00 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects producedFilling pastes
C09D 11/107 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
01 - Chemical and biological materials for industrial, scientific and agricultural use
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Chemical products for industry; chemical reagents other than
for medical or veterinary use; chemical additive for
thickening chemical formulations comprising this additive,
namely, paints, coatings, roughcast renders, thick coatings,
semi-thick coatings, waterproofing coatings, lacquer,
varnish, inks, mineral suspensions and dispersions, paper
coating slips, paper pulp, ceramics, cosmetic formulations,
detergent formulations, hydraulic formulations, concrete,
plasters, adhesives, sealants, electrode compositions;
chemical additive for paints of all kinds, namely matte
paints (with high concentration pigment volume) and gloss
paints; chemical additive for mineral processing, namely
calcium carbonate, kaolin, talcum powder, dolomite; chemical
additive for grinding and dispersion of minerals; polymeric
additive for the manufacture of paints, paper coating slips,
cosmetic formulations, detergent compositions, ceramics,
concrete compositions, plaster compositions, lime
suspensions, lime powders, electrode compositions; polymeric
chemical additive (namely, acrylic acid polymers,
methacrylic acid and/or polyalkylene glycol components) for
use in paints, coatings, roughcast renders, thick coatings,
semi-thick coatings, waterproofing coatings, lacquer,
varnish, inks, mineral suspensions and dispersions, paper
coating slips, paper pulp, ceramics, cosmetic formulations,
detergent formulations, hydraulic formulations, concrete,
plasters, adhesives, sealants, electrode compositions;
chemical product for the encapsulation of active
ingredients, for use in paints, coatings, roughcast renders,
thick coatings, semi-thick coatings, waterproofing coatings,
lacquer, varnish, inks, mineral suspensions and dispersions,
paper coating slips, paper pulp, ceramics, cosmetic
formulations, detergent formulations, hydraulic
formulations, concrete, plasters, adhesives, sealants,
electrode compositions. Scientific, research, navigation, surveying, photographic,
cinematographic, audiovisual, optical, weighing, measuring,
signalling, detecting, testing, inspecting, life-saving and
teaching apparatus and instruments; apparatus and
instruments for conducting, switching, transforming,
accumulating, regulating or controlling the distribution or
use of electricity; apparatus and instruments for recording,
transmitting, reproducing or processing sound, images or
data; recorded and downloadable media, computer software,
blank digital or analogue recording and storage media;
mechanisms for coin-operated apparatus; cash registers,
calculating devices; computers and computer peripheral
devices; diving suits, diving masks, earplugs for diving,
nose clips for divers and swimmers, diving gloves, breathing
apparatus for underwater swimming; fire extinguishers. Technical project study; evaluations, assessments and
research in the fields of science and technology provided by
engineers; research and development of new products for
others in the field of chemistry; research and development
of new technical solutions in the field of chemistry;
research and development of new products for third parties
in the field of industrial processes; research and
development of new technical solutions in the field of
industrial processes; energy auditing.
The invention relates to an aqueous anode composition comprising carbon particles or metal particles and a crosslinkable composition. The crosslinkable composition comprises a polycarboxylic polymer combined with an alcohol or an amine. The invention also relates to a method for producing an anode using said aqueous composition.
The invention relates to a composition for preparing a (poly)ester compound or a (poly)amide compound. Said composition comprises an α-sulfonated (meth)acrylic polymer, a monofunctional or polyfunctional reactive compound, and a sulfocarboxylic acid. The invention also relates to the preparation of a (poly)ester compound or a (poly)amide compound using this composition.
The invention relates to a method for preparing a composite material from mineral fibers, by impregnating and then crosslinking an aqueous composition. The method of the invention is particularly effective for obtaining a composite having structuring or insulating properties. The claimed aqueous composition comprises a polyfunctional compound combined with an alpha-sulfonated polymer and a sulfo-carboxylic acid.
C08F 2/38 - Polymerisation using regulators, e.g. chain terminating agents
D04H 1/587 - Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives characterised by the bonding agents used
D04H 1/64 - Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions
D06M 15/263 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acidsSalts or esters thereof
The invention relates to a hydraulic binder composition combining a hydraulic binder compound and an alpha-sulfonated polymer A modified by reacting with a polyalkoxylated monoalcohol or with a polyalkoxylated monoamine in the presence of a sulfocarboxylic acid. The invention also relates to a method for preparing said composition and to an agent for modifying polymer A.
C04B 24/26 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
C04B 28/02 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
The invention relates to an aqueous suspension of a mineral material, for example calcium carbonate, which is prepared using an improved aqueous dispersion of (meth)acrylic polymer neutralised with a monovalent ion. The invention also relates to a dispersant and to the use of this mineral suspension for the preparation of a mass filler for the production of paper or for use in the preparation of a paper coating slip or the preparation of a coating composition.
B02C 23/00 - Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in groups or not specially adapted to apparatus covered by one only of groups
C09C 3/10 - Treatment with macromolecular organic compounds
The invention provides an aqueous suspension of a mineral material, for example calcium carbonate, which is prepared by wet grinding in the presence of an aqueous dispersion of (meth)acrylic polymer neutralized by a combination of at least one monovalent ion and at least one divalent ion. The invention also relates to an agent for facilitating grinding and to the use of said mineral suspension for preparing a mass filler for the preparation of paper, for preparing a paper coating slip or for preparing a coating composition.
D21H 17/00 - Non-fibrous material added to the pulp, characterised by its constitutionPaper-impregnating material characterised by its constitution
B02C 23/00 - Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in groups or not specially adapted to apparatus covered by one only of groups
B04C 1/00 - Apparatus in which the main direction of flow follows a flat spiral
C09C 1/00 - Treatment of specific inorganic materials other than fibrous fillers Preparation of carbon black
C09C 3/10 - Treatment with macromolecular organic compounds
The invention relates to a rheology-modifying thiourethane polymer. The invention also provides an aqueous composition comprising a thiourethane compound according to the invention and a method for controlling the viscosity of an aqueous composition using the thiourethane copolymer of the invention.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
C09B 67/00 - Influencing the physical, e.g. the dyeing or printing, properties of dyestuffs without chemical reaction, e.g. by treating with solventsProcess features in the making of dyestuff preparationsDyestuff preparations of a special physical nature, e.g. tablets, films
C09D 11/037 - Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
C09D 11/102 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
38.
PREPARATION OF A SULPHATED-SURFACTANT-FREE COMPOSITION
The invention relates to a method for preparing an aqueous composition that is free of sulphated surfactant compounds and has a viscosity greater than 500 mPa.s. In addition to a non-sulphated surfactant compound, this preparation method uses a polymeric agent for controlling the specific rheology. This agent is prepared in the absence of any sulphated organic compound.
The invention relates to an agent for the stabilisation of lime milk. Said agent combines a specific polymer and one or more osidic, polyol or acid derivatives. The invention also provides a method for preparing said agent as well as a method for preparing lime milk stabilised by means of said agent. According to the invention, the stabilised lime milk can be used to control the pH of a composition, which composition can then be used in a variety of fields. In particular, according to the invention, the lime milk stabilised by means of the agent can be used to treat acid effluents or acid fumes. The invention also provides a powder formulation or a paste formulation for the preparation of stabilised lime milk.
01 - Chemical and biological materials for industrial, scientific and agricultural use
Goods & Services
Chemical products for industry; chemical reagents other than
for medical or veterinary use; chemical additive for
thickening chemical formulations including this additive,
namely paints, coatings, rendering, thick coatings,
semi-thick coatings, waterproofing coatings, lacquers,
varnishes, inks, mineral suspensions and dispersions, paper
coatings, paper pastes, ceramics, cosmetic formulations,
detergent formulations, hydraulic formulations, concrete,
plasters, adhesives, sealants; chemical additive for paints
of all kinds, namely matte paints (with high concentration
pigment volume) and gloss paints; chemical additive for
mineral processing, namely calcium carbonate, kaolin, talcum
powder, dolomite; chemical additive for grinding and
dispersion of minerals; polymeric additive in the
manufacture of paints, paper coatings, cosmetic
formulations, detergent compositions, ceramics, concrete
compositions, gypsum compositions, lime slurries, lime
powders; polymeric chemical additive (namely acrylic acid
polymers, methacrylic acid and/or polyalkylene glycol
components) for use in paints, coatings, rendering, thick
coatings, semi-thick coatings, waterproofing coatings,
varnishes, lacquers, inks, mineral suspensions and
dispersions, paper coatings, paper pastes, ceramics,
cosmetic formulations, detergent formulations, hydraulic
formulations, concrete, plasters, adhesives, sealants;
chemical product for encapsulating active ingredients, for
use in paints, coatings, rendering, thick coatings,
semi-thick coatings, waterproofing coatings, lacquers,
varnishes, inks, mineral suspensions and dispersions, paper
coating slips, paper pastes, ceramics, cosmetic
formulations, detergent formulations, hydraulic
formulations, concrete, plasters, adhesives, sealants;
materials for tanning leather and animal skins.
The invention relates to the field of protecting sensitive substances by means of a barrier layer applied to a cellulose substrate. The cellulose substrate is generally paper or cardboard. It is coated with a barrier layer composition. The invention provides an aqueous mineral suspension and an aqueous composition for preparing a barrier layer which comprise a polymeric stabilising agent prepared from (meth)acrylic acid and a polyalkoxylated methacrylic derivative.
The invention relates to a method for preparing a tinted cosmetic composition, in particular a make-up composition, which is particularly versatile. The method of the invention makes it possible to prepare tinted cosmetic compositions that can be suitable for many types of skin tone. The colouration, retention and stability properties of these compositions are particularly improved.
A61K 8/81 - Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
A61K 8/891 - Polysiloxanes saturated, e.g. dimethicone, phenyl trimethicone, C24-C28 methicone or stearyl dimethicone
A61K 8/92 - Oils, fats or waxesDerivatives thereof, e.g. hydrogenation products
A61Q 1/02 - Preparations containing skin colorants, e.g. pigments
43.
COPOLYMER HAVING VISCOELASTIC AND SUSPENSIVE PROPERTIES
The invention provides a crosslinked, sulphonated, acrylic copolymer P, prepared from at least four monomers and in the absence of methacrylic acid. The invention also comprises the preparation of an aqueous composition C having viscoelastic and suspensive properties and comprising said copolymer P.
A61K 8/81 - Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
C04B 103/00 - Function or property of the active ingredients
C04B 111/00 - Function, property or use of the mortars, concrete or artificial stone
44.
THICKENING AGENT FOR A HYDRO-ALCOHOLIC COMPOSITION
The invention relates to a thickening agent P for an aqueous composition, in particular for a hydro-alcoholic composition. The thickening agent P is prepared in the absence of acrylamide by a polymerisation reaction using N-methylol acrylamide or one of the derivatives thereof, an acid and an acid ester. A specific condensate of (meth)acrylic acid and N-methylol acrylamide are part of the invention. The invention also provides a hydro-alcoholic composition, the viscosity of the hydro-alcoholic composition being controlled.
The invention relates to a rheology-modifying diurethane compound. The invention also provides an aqueous composition comprising a diurethane compound according to the invention and a method for controlling the viscosity of an aqueous composition using the diurethane compound according to the invention.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
C08G 18/72 - Polyisocyanates or polyisothiocyanates
The invention relates to a rheology-modifying difunctional compound. The invention also provides an aqueous composition containing a difunctional compound according to the invention and a method for controlling the viscosity of an aqueous composition using the difunctional compound according to the invention.
C08G 18/72 - Polyisocyanates or polyisothiocyanates
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
The invention relates to a rheology-modifying diurethane compound. The invention also provides an aqueous composition containing a diurethane compound according to the invention and a method for controlling the viscosity of an aqueous composition using the diurethane compound according to the invention.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
C08G 18/72 - Polyisocyanates or polyisothiocyanates
The invention relates to a rheology-modifying difunctional compound. The invention also provides an aqueous composition containing a difunctional compound according to the invention and a method for controlling the viscosity of an aqueous composition using the difunctional compound according to the invention.
The invention relates to a rheology-modifying difunctional compound. The invention also provides an aqueous composition containing a difunctional compound according to the invention and a method for controlling the viscosity of an aqueous composition using the difunctional compound according to the invention.
C08G 18/71 - Monoisocyanates or monoisothiocyanates
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
C09D 17/00 - Pigment pastes, e.g. for mixing in paints
C07C 269/02 - Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups the nitrogen atom not being part of nitro or nitroso groups from isocyanates with formation of carbamate groups
C07C 271/24 - Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a ring other than a six-membered aromatic ring
C07C 271/36 - Esters of carbamic acids having oxygen atoms of carbamate groups bound to carbon atoms of rings other than six-membered aromatic rings with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a ring other than a six-membered aromatic ring
C08G 18/75 - Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
The invention relates to a rheology-modifying triurethane compound. The invention also provides an aqueous composition comprising a triurethane compound of the invention and a method for controlling the viscosity of an aqueous composition using the triurethane compound of the invention.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
01 - Chemical and biological materials for industrial, scientific and agricultural use
40 - Treatment of materials; recycling, air and water treatment,
Goods & Services
Chemical products, particularly chemical products for water
treatment, for use in industry, science, photography as well
as in agriculture, horticulture and forestry; unprocessed
artificial resins, unprocessed plastics; fire extinguishing
and fire prevention compositions; tempering and soldering
preparations; materials for tanning leather and animal
skins; adhesives for use in industry; mastics and other
filler pastes; compost, manures, fertilizing products;
biological preparations for use in industry and science. Treatment of materials; recycling of trash and waste; air
purification and water treatment; printing services; food
and beverage preservation.
The invention relates to the field of aqueous compositions for preparing special concretes like aerated concrete or lightweight concrete. The invention provides an aqueous composition for preparing such concretes, that combines water, a hydraulic binder and an aggregate that is ground in the presence of a particular anionic polymer. The ground aggregate is selected from slag, fly ash, sand and combinations thereof. The invention also relates to a method for preparing this composition and to methods using it.
The invention relates to a method for grinding phosphate rock in the presence of a particular anionic polymer having a molecular weight of between 1000 and 90000 g/mol, which makes it possible to control the extent (S) of the volume distribution of the particle size of obtained phosphate mineral particles. The invention also relates to a method for improving the production yield of a phosphate rock grinding method.
The invention relates to the preparation of an aqueous composition that is resistant to temperature variations due to the use of at least one specific heat-stabilizing agent (P). The invention also relates to the heat stabilization of the viscosity of the aqueous composition within a wide temperature range.
The invention relates to a specific polyurethane heat-stabilizing agent (P) and to the preparation of an aqueous composition which is resistant to temperature changes due to the use of said agent (P). The invention also relates to the thermal stabilization of the viscosity of an aqueous composition in a wide temperature range and for many shear gradient values.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
The invention relates to an anti-UV cosmetic composition in the form of an emulsion comprising an emulsifying polymer which is prepared by polymerising an anionic monomer and a C1-C7 ester of an unsaturated carboxylic acid. The anti-UV cosmetic composition according to the invention is prepared in the absence of a surfactant. The invention also relates to the preparation and use of said anti-UV cosmetic composition. The anti-UV cosmetic composition according to the invention provides dual protection for the skin: it protects against UV rays and limits the penetration of UV filters into the skin.
A61K 8/81 - Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
A61Q 17/04 - Topical preparations for affording protection against sunlight or other radiationTopical sun tanning preparations
The invention pertains to the field of aqueous thickening compositions, particularly for increasing the viscosity of an aqueous paint or varnish composition, a detergent composition or a cosmetic composition, in particular a cosmetic composition comprising ethoxylated surfactant compounds. The composition according to the invention comprises at least 40% by weight of water and combines a particular thickening compound and a nonionic compound comprising at least one hydrophilic saccharide group attached to at least one linear or branched hydrophobic chain.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
The invention concerns a composition for preparing a coating, such as a paint or a varnish, comprising an acrylic acid copolymer thickener, a polymer binder chosen from a vinyl acetate homopolymer, a vinyl acetate copolymer, a vinyl versatate homopolymer, a vinyl versatate copolymer and combinations thereof, and water. The invention also concerns the use of the acrylic acid copolymer in an aqueous coating composition comprising such a polymer binder in order to improve the stability of same during storage.
The invention relates to a copolymer obtained by a polymerization reaction using an anionic monomer and two polyethoxylated monomers. The invention also relates to a composition comprising said copolymer as well as to a process for its preparation and to its use as a superplasticizer for a hydraulic binder composition.
01 - Chemical and biological materials for industrial, scientific and agricultural use
42 - Scientific, technological and industrial services, research and design
Goods & Services
Chemical products for use in industry; chemical reagents
other than for medical or veterinary use; chemical additive
for thickening chemical formulations including this
additive, namely paints, coatings, rendering, thick
coatings, semi-thick coatings, waterproofing coatings,
lacquers, varnishes, inks, mineral suspensions and
dispersions, paper coatings, paper pastes, ceramics,
cosmetic formulations, detergent formulations, hydraulic
formulations, concrete, plasters, adhesives, sealants;
chemical additive for paints of all kinds, namely matte
paints (with high concentration pigment volume) and gloss
paints; chemical additive for mineral processing, namely
calcium carbonate, kaolin, talcum powder, dolomite; chemical
additive for grinding and dispersion of minerals; polymeric
additive in the manufacture of paints, paper coatings,
cosmetic formulations, detergent compositions, ceramics,
concrete compositions, gypsum compositions, lime slurries,
lime powders; polymeric chemical additive (namely acrylic
acid polymers, methacrylic acid and/or polyalkylene glycol
components) for use in paints, coatings, rendering, thick
coatings, semi-thick coatings, waterproofing coatings,
varnishes, lacquers, inks, mineral suspensions and
dispersions, paper coatings, paper pastes, ceramics,
cosmetic formulations, detergent formulations, hydraulic
formulations, concrete, plasters, adhesives, sealants;
chemical products for encapsulating active ingredients, for
use in coatings, paints, rendering, thick coatings,
semi-thick coating, waterproofing coatings, varnishes,
lacquers, inks, mineral suspensions and dispersions, coating
slips, paper pastes, ceramics, cosmetic mixtures, detergent
mixtures, hydraulic mixtures, concrete, plasters, adhesives,
sealants. Technical project studies; evaluations, assessments and
research in the fields of science and technology provided by
engineers; research and development of new products for
others in the field of chemistry.
61.
METHOD FOR REDUCING THE HYGROSCOPICITY OF A MINERAL MATERIAL
The invention relates to the field of materials based on calcium carbonate and in particular the use thereof as a filler for plastic polymer materials. The invention provides a method for reducing the hygroscopicity of a material (M) comprising calcium carbonate using at least one copolymer for assisting in grinding (P) which is neutralised in a particular way. The invention also relates to a method for packaging said material (M) having reduced hygroscopicity.
The invention pertains to the field of materials based on calcium carbonate and in particular to the use thereof as a filler in polymeric plastics. The invention provides a method for reducing the hygroscopicity of a material (M) comprising calcium carbonate by treatment with at least one homopolymer grinding assistant (P) which is neutralized in a particular way. The invention pertains also to a method for producing said material (M), which is then of reduced hygroscopicity.
The invention relates to the field of cosmetic cleansing compositions and proposes an aqueous cosmetic cleansing composition which does not comprise any surfactant compound and no lipophilic compound. This composition comprises a water-soluble humectant compound and a copolymer of the ASE type or a copolymer of the HASE type. The invention also provides a cleansing method using this composition, and in particular a make-up removal method.
A61K 8/81 - Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
The invention relates to the field of dispersing agents for an aqueous composition, in particular for dispersing a mineral material in the form of particles. The dispersing agent according to the invention comprises a dispersing polymer combined with an osidic derivative or a derivative of saccharide origin. The invention also relates to an aqueous composition comprising said dispersing agent and a mineral material in the form of particles, and to the use of said agent or composition.
D21H 19/20 - Coatings without pigments applied in a form other than the aqueous solution defined in group comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
A61K 8/84 - Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions other than those involving only carbon-to-carbon unsaturated bonds
65.
CONTINUOUS PREPARATION OF POLYURETHANES OR POLYUREAS
The invention relates to the field of associative thickeners, and more particularly to associative thickeners of the HEUR type, used in aqueous formulations. In particular, the invention relates to a method for the continuous preparation of HEUR-type associative thickeners by reactive extrusion. These products are intended to be used in aqueous formulations.
C08G 18/24 - Catalysts containing metal compounds of tin
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
The present invention relates to a water-rinsable, aqueous cleansing formulation comprising a cosmetic oily component. The formulation according to the invention foams and remains stable despite the presence of a cosmetic oily component, even when the oily component is present in potentially substantial amounts.
A61K 8/81 - Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
The invention concerns a method for preparing an aqueous mineral suspension from an aqueous metal ore residue into which a polymer (P) is introduced having a molecular mass Mw measured by GPC ranging from 2,000 to 20,000 g/mol and prepared by radical polymerisation of at least one anionic monomer (M). The invention also concerns the suspension produced, the Brookfield viscosity of which is lower than 1,800 mPa.s or the yield point of which is lower than 80 Pa.
The invention relates to a method for preparing an aqueous suspension (S) of mineral particles of a metal ore, of a metal ore residue or of a metal to be recycled comprising a particular polymer (P) and recycle water originating from an aqueous metal ore residue, an aqueous metal ore suspension or an aqueous suspension of a metal to be recycled. the invention also relates to a method for controlling, improving or reducing the turbidity of the supernatant water originating from an aqueous suspension (S). The invention also provides an aqueous suspension (S).
The invention relates to a method for controlling the sedimentation of an aqueous mineral suspension of a mining derivative by means of the gravimetric concentration of the aqueous suspension in the presence of a flocculating agent and a polymer (P) which has a GPC-measured molecular mass Mw of between 2000 and 20000 g/mol and is prepared using at least one free radical polymerisation reaction of at least one anionic monomer (M). The invention also relates to the resulting suspension, which has a Brookfield viscosity of less than 1 800 mPa.s or a yield point of less than 80 Pa.
The invention relates to a method for preparing an aqueous mineral suspension from an aqueous metal ore residue into which there is introduced a polymer (P) having a molecular weight Mw measured by GPC of from 100,000 to 3.10 6 g/mol and prepared by free radical polymerization of at least one anionic monomer (M). The invention also relates to the suspension produced, the Brookfield viscosity of which is greater than 2000 mPa.s or the flow threshold of which is greater than 40 Pa.
The invention relates to a polymer having a molecular mass of less than 8,000 g/mol and a polymolecularity index PI of less than 3. It is produced by free radical polymerisation, in water and at a temperature higher than 50°C, of at least one anionic monomer comprising at least one polymerisable olefinic unsaturation and at least one carboxylic acid function, in the presence of phosphorus with a degree of oxidation I, phosphorus with a degree of oxidation III and a radical-generating compound. The invention also relates to the production of said polymer and to the use thereof for grinding mineral matter or as a detergent agent or as an anti-scaling agent.
The invention relates to a method for preparing in water a composite comprising a polymer (P1) and at least one active compound. This method comprises the preparation of an emulsion comprising a HASE-type copolymer and a mixture of a monomer comprising at least one polymerisable olefinic unsaturation, at least one active compound and a radical-generating compound, then the polymerisation of the emulsified monomer by heating to a temperature higher than the temperature required for the polymerisation reaction. The invention also relates to the composite prepared in this manner and the use thereof.
C08F 265/02 - Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group on to polymers of acids, salts or anhydrides
177 unsaturated carboxylic acid ester. The cosmetic composition according to the invention is free of film-forming agent and surfactant compound. The invention also relates to the preparation and the use of this cosmetic composition.
A61K 8/81 - Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
The invention relates to the field of marking hard surface substrates, in particular to the field of traffic paints. The invention thus provides an aqueous composition useful for marking hard surface substrates. The composition according to the invention comprises a binder and a pigment that is dispersed with a particular (meth)acrylic polymer. The invention also provides a method for preparing such a composition as well as a method for marking a hard surface substrate with such a composition.
The invention relates to the field involving the softening or lubricating of natural, synthetic or mixed textile fibres, as well as keratin fibres. The invention provides a softening composition, the rheology of which is controlled by means of a particular thickening agent. The invention also relates to the thickening agent, which is made from multiple isocyanate compounds.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
The invention relates to a paper coating slip composition comprising a copolymer of thickening acrylic acid, a mineral material in the form of particles, a binding agent, and water. The invention also relates to the use of said composition for the production of paper or cardboard, improving the water retention of the paper coating slip.
The invention relates to a process for preparing a dispersion of a lipophilic compound in a continuous hydrophilic phase, the morphology of which is submicronic. During the preparation of this dispersion, there is applied, by means of a device which produces a shearing gradient less than 5000 s-1, a shear stress from 100 to 5000 Pa during the addition of the lipophilic compound in the continuous phase which comprises a rheology-modifying compound selected from anionic copolymers, preferably an anionic polymer, in particular an ASE polymer or a HASE polymer. The dispersed particles of the lipophilic compound are nanometric particles whose size is less than 1 μm. The dispersion, particularly in the form of an emulsion, can be used in numerous fields.
The invention relates to a method for the industrial preparation of phosphoric acid from an aqueous suspension comprising water and particles of at least one phosphate material, dispersed in the presence of at least one anionic polymer-type additive. The phosphoric acid is obtained by treating the suspension with at least one strong acid. The polymer is obtained by means of the polymerisation reaction of at least one acid selected from acrylic acid, methacrylic acid and the salts of same. The invention relates to the use of this anionic polymer and to the method for improving the rheology of the suspension and the hydrodynamics of the reaction medium that is the site of the phosphoric-acid-producing reactions.
C01B 25/222 - Preparation by reacting phosphate containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen
The invention relates to a method for preparing an aqueous suspension of at least one phosphate material, comprising dispersing, in water, particles of phosphate material in the presence of at least one additive of the anionic polymer of acrylic acid or of methacrylic acid type. The suspension according to the invention has a viscosity of less than 1500 mPa.s. The invention also relates to the conditioning of the phosphate material associated with the anionic polymer, for its subsequent treatment with at least one strong acid, for the industrial preparation of phosphoric acid.
C01B 25/01 - Treating phosphate ores or other raw phosphate materials to obtain phosphorus or phosphorus compounds
C01B 25/222 - Preparation by reacting phosphate containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen
C05B 11/00 - Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes
01 - Chemical and biological materials for industrial, scientific and agricultural use
42 - Scientific, technological and industrial services, research and design
Goods & Services
Chemicals intended for industry, especially thickening
agents and dispersants for pigments and fillers in aqueous
formulations; except for paints, varnishes and lacquers,
preservatives against rust, preservatives against
deterioration of wood, dyestuffs, mordants, unprocessed
natural resins, metals in foil and powder form for painters,
decorators, printers and artists, food dyes, printing inks
and ink for leather wear and coatings (paintings). Engineering work, professional consultancy with respect to
chemistry, technical project studies, research and
development of new products.
01 - Chemical and biological materials for industrial, scientific and agricultural use
40 - Treatment of materials; recycling, air and water treatment,
42 - Scientific, technological and industrial services, research and design
Goods & Services
Chemical products for use in industry and science; chemical
products for use in agriculture; chemical products for use
in horticulture; chemical products for use in forestry;
fertilizers; fire-extinguishing compositions; metal
tempering preparations; metal soldering preparations;
tanning materials; chemical reagents other than for medical
or veterinary use; bleaching agents for industrial use. Information regarding treatment of materials; refining
services; decontamination of hazardous materials;
production of energy; waste treatment (transformation);
sorting of waste and recyclable raw material
(transformation); recycling of trash and waste. Technical evaluations concerning design (engineers'
services); scientific research; technical research;
research and development of new products for others;
conducting of technical project studies; energy auditing.
The invention relates to an aqueous composition comprising a copolymer obtained by a specific polymerisation reaction using an anionic monomer comprising a polymerisable olefinic unsaturation and a carboxylic acid function and a monomer of formula (I). The invention also relates to said copolymer, to a method for the production thereof, and to the use of same as a superplasticizing agent.
The invention relates to an aqueous composition comprising a copolymer obtained by a particular polymerization reaction using an anionic monomer comprising a polymerizable olefinic unsaturation and a carboxylic acid function and a monomer of formula (I): the invention also relates to this copolymer per se, and to a method for the preparation thereof and to the use thereof as a superplasticizer.
The invention relates to an aqueous composition comprising a copolymer obtained by a special polymerization reaction involving an anionic monomer with a polymerizable olefinic unsaturation and a carboxylic acid function, and a monomer of formula (I): The invention further relates to said copolymer per se, to a method for preparing same, and to the use thereof as a superplasticizer.
The invention concerns the field of detergent compositions, in particular detergent compositions for automatic washing, in particular for automatic dishwashing. Therefore, the invention provides a phosphate-free detergent composition comprising at least one non-sulfonated, non-ionic surfactant compound and a non-sulfonated water-soluble copolymer prepared, by polymerisation reaction, in the presence of at least one compound comprising at least one alcohol function, acrylic or methacrylic acid and a compound of formula (I). The invention also concerns the use of this non-sulfonated water-soluble copolymer as an anti-scaling agent or anti-drip agent, and a cleaning method.
01 - Chemical and biological materials for industrial, scientific and agricultural use
40 - Treatment of materials; recycling, air and water treatment,
42 - Scientific, technological and industrial services, research and design
Goods & Services
Chemical products for use in industry; chemicals for the
recycling or recovery industry, in particular recycling or
recovery of paper or paperboard; chemical reagents other
than for medical or veterinary use; chemical additive for
thickening the chemical formulations comprising this
additive, in particular mineral suspensions and dispersions,
paper coating colors, paper pulps, in particular recycled or
recovered paper pulps; chemical additive for modifying the
rheology of the chemical formulations comprising this
additive, in particular mineral suspensions and dispersions,
paper coating colors, paper pulps, in particular recycled or
recovered paper pulps; chemical additive for mineral
processing, namely calcium carbonate, kaolin, talcum powder,
dolomite; chemical additive for grinding, processing and
dispersing minerals; polymeric additive for the manufacture
of paper coating colors; polymeric chemical additive
(namely, polymers of acrylic acid, meth-acrylic acid and/or
polyalkylene glycol components) for use in mineral
suspensions and dispersions, paper coating colors, paper
pulps, especially recycled or recovered paper pulp; chemical
for the encapsulation of active ingredients, for use in
mineral suspensions and dispersions, paper coating colors,
paper pulps, especially recycled or recovered paper pulps. Information regarding treatment of materials; information
relating to the treatment of recycled or recovered paper or
paperboard; treatment of materials, in particular recycled
or recovered paper or paperboard; decontamination of
hazardous materials, in particular recycled or recovered
paper or paperboard; waste treatment (processing), in
particular recycled or recovered paper or paperboard;
sorting of waste and recovery raw materials (processing), in
particular recycled or recovered paper or paperboard;
recycling of waste and trash, in particular recycled or
recovered paper or paperboard. Technical project studies; evaluations, assessments and
research in the fields of science and technology provided by
engineers; research and development of new products for
others in the field of chemistry.
The present invention relates to a method for producing mineral particles grinding a mineral material in the presence of a specific anionic polymer. The polymer used is obtained by means of polymerisation in the presence of sodium hypophosphite, disodium dipropionate trithiocarbonate and at least one radical-generating compound. The invention also relates to an aqueous composition comprising particles of ground mineral material and such a polymer, in particular a paper coating slip composition.
The invention relates to a method of preparing particles of mineral material comprising the milling, in the presence of water, of at least one mineral material. The milling according to the invention is carried out in the presence of at least one polymer obtained by a radical polymerization reaction of a partial sodium salt of itaconic acid and partial decarboxylation of the polymer obtained followed by partial or complete neutralization of the decarboxylated polymer. The invention also relates to an aqueous composition comprising particles of milled mineral material and such a polymer, in particular a filler composition for the preparation of paper or a paper coating colour composition.
The invention relates to a method for producing a polymer in water, comprising the preparation of an emulsion comprising a HASE-type copolymer and a mixture of a monomer comprising at least one polymerisable olefinic unsaturation and a radical-generating compound, followed by the polymerisation of the emulsified monomer by heating to a temperature higher than the temperature required for the polymerisation reaction. The invention also relates to the polymer produced in this way and to the use thereof.
The invention relates to a rheology-modifying urethane compound. The compound comprising urethane functions of the invention can be prepared according to a process in several steps which use different compounds comprising isocyanate functions. For the preparation of the urethane compound according to the invention, a monoisocyanate compound, in particular a monoisocyanate compound resulting from the separate condensation of an asymmetric diisocyanate compound with a reactive compound, is reacted with an alkylene glycol compound in the presence of a polyisocyanate compound. The invention also provides coating compositions comprising mineral particles and a urethane compound according to the invention.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
The invention relates to a copolymer obtained by polymerisation reaction of at least three comonomers: a first anionic monomer, a second monomer comprising an olefin unsaturation, and a third monomer comprising a hydrophobic group. The invention likewise relates to the use of said copolymer as a thickening agent, in particular in aqueous suspensions of mineral particles with high solids content. The copolymer according to the invention makes it possible to improve the compromise between viscosity with high shear gradient and viscosity with low shear gradient, while also improving water retention inside the suspension.
The invention relates to the preparation of a water-soluble anionic polymer, with a molecular weight Mw of 1,000 to 10,000 g/mol and with a polydispersity index IP of less than 3.5. The polymer according to the invention is obtained by polymerisation reaction in water of an unsaturated anionic monomer, in the presence of CuI or CuII and an aromatic compound comprising one function selected among hydroxyl, primary amine, secondary amine and tertiary amine directly connected to the aromatic ring. The invention likewise relates to an aqueous composition comprising the polymer according to the invention.
The invention relates to the field of detergent compositions and, in particular, detergent compositions for automatic washing, especially for automatic dishwashers. The invention provides a phosphate-free detergent composition comprising at least one non-sulphonated, non-ionic surfactant compound, and one non-sulphonated water-soluble copolymer produced, in particular, by means of a polymerisation reaction of: acrylic or methacrylic acid; an ester of an acrylic or methacrylic acid, itaconic acid or maleic acid; and a compound of formula (I). The invention also relates to the use of said non-sulphonated, water-soluble copolymer as a scale inhibitor or water spot prevention agent, as well as to a cleaning method.
The invention relates to the field involved in the production of aqueous compositions comprising rheology modifying agents, in particular the production of aqueous detergent or cosmetic compositions having improved thickening and clarity properties, as well as good suspension properties. In particular, the invention relates to a rheology modifying agent which is a copolymer obtained by means of polymerisation of at least one crosslinking monomer with at least one anionic monomer comprising at least one polymerisable ethylenic unsaturation and at least one hydrophobic non-ionic monomer comprising at least one polymerisable ethylenic unsaturation.
The invention relates to the field involved in the production of aqueous compositions comprising rheology modifying agents, in particular the production of aqueous detergent or cosmetic compositions having improved thickening and clarity properties, as well as good suspension properties. In particular, the invention relates to a rheology modifying agent which is a copolymer obtained by means of polymerisation of at least one crosslinking monomer with at least one anionic monomer comprising at least one polymerisable ethylenic unsaturation and at least one hydrophobic non-ionic monomer comprising at least one polymerisable ethylenic unsaturation.
The invention relates to the field of preparing aqueous dispersions of organic, organometallic or inorganic particles. In particular, the invention relates to the preparation of aqueous suspensions comprising organic, organometallic or inorganic particles and at least one particular copolymer obtained by polymerization of at least one acid and at least one compound or at least one ester derived from a particular acid, in the presence of water, at least one initiator compound and at least one activator compound, followed by total or partial neutralization by means of at least one compound chosen from alkali metal hydroxides, alkaline earth metal hydroxides, alkaline earth metal dihydroxides and mixtures thereof. The invention relates to such a particular copolymer having a low polydispersity index and weight-average molecular weight, the preparation process thereof and the use thereof, especially for the preparation of an aqueous paint composition.
The invention relates to the use of copolymers obtained by the polymerisation of styrene maleic anhydride, functionalised or not, for producing an aqueous suspension of precipitated calcium carbonate (PCC) by slaking a material containing calcium oxide in water then by carbonation of the milk of lime thus produced.
The present invention relates to novel associative thickeners belonging to the HEUR (Hydrophobically modified Ethyoxylated URethane) category and also to intermediate aqueous formulations containing such thickeners and to the final compositions, for example paint, lacquer, varnish or paper coating slip compositions.
C08G 18/75 - Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
C09D 7/00 - Features of coating compositions, not provided for in group Processes for incorporating ingredients in coating compositions
99.
METHOD FOR THE SYNTHESIS OF ACRYLIC (CO)POLYMERS FROM OLIGOMERS OF ACRYLIC ACID
The invention relates to the synthesis of an associative acrylic (co)polymer by radical polymerisation in an aqueous emulsion, said (co)polymer comprising at least one mixture of oligomers of acrylic acid which are represented by formula (I) in which n is a whole number between 1 and 10, said oligomers being prepared from acrylic acid at a temperature of between 50°C and 200°C in the presence of an acid or base catalyst, water and polymerisation inhibitors. The invention also relates to the associative acrylic (co)polymer produced by the method, and to the use of said (co)polymer as a thickener in different formulations.
A composition comprising at least one hydrocarbon-based fraction of petroleum origin or resulting from the conversion of biomass (a) and at least one copolymer (b) resulting from the copolymerization of: at least one monomer chosen from: acrylic acid and any one of the salts thereof, optionally at least one monomer chosen from: methacrylic acid and any one of the salts thereof, at least one monomer chosen from the monomers of formula (I): R - X - R' (I) according to which R is a polymerizable unsaturated function, R' denotes hydrogen or an alkyl group having from 1 to 4 carbon atoms, X is a structure comprising n unit(s) of ethylene oxide (EO) and m unit(s) of propylene oxide PO, wherein m and n are two integers ranging from 0 to 150, at least one of which is non-zero.
C09J 133/00 - Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereofAdhesives based on derivatives of such polymers
C09K 3/10 - Materials not provided for elsewhere for sealing or packing joints or covers
C08L 33/14 - Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur, or oxygen atoms in addition to the carboxy oxygen
