COMPOSITIONS, SYSTEMS AND MIXTURES FOR MANUFACTURING FLEXIBLE POLYFLAVONOID BASED FOAMS, METHOD FOR MANUFACTURING SAID FOAMS, AND FLEXIBLE FOAMS OBTAINED THEREOF
The present invention refers to a composition for manufacturing a flexible polyflavonoid based foam comprising at least one vegetable extract comprising polyflavonoids, at least one condensation agent selected from furfuryl alcohol, hexamine and a combination thereof, a surfactant mixture comprising at least one anionic surfactant and at least one non-ionic surfactant, optionally at least one oil, at least one dispersing agent comprising at least two hydroxy groups and water. System and mixture comprising said composition, at least one blowing agent and at least one catalyst. A method for manufacturing a flexible polyflavonoid based foam from said composition, system or mixture, and the flexible foam obtained thereof.
C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof
C08J 9/14 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
C08G 8/24 - Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ with mixtures of two or more phenols which are not covered by only one of the groups
C08G 8/34 - Chemically modified polycondensates by natural resins or resin acids, e.g. rosin
A vegetable oil-based formulation which is an oil in water (O/W) emulsion comprising at least one refined vegetable oil with a flash point higher than 260ºC; at least one anionic surfactant, at least one non-ionic surfactant or a combination thereof; at least one rheological additive which is an ionic polysaccharide; and water; wherein the formulation has an active matter content of about 31 wt% and about 69 wt% and the rest of the formulation, until reaching 100 wt.%, is water; and wherein the viscosity of the formulation is of about 100 cP to about 1500 cP (25ºC, Viscosimeter Brookfield HV, 20 rpm). A method of manufacturing said formulation and uses thereof.
C09K 3/22 - Materials not provided for elsewhere for dust-laying or dust-absorbing
C03C 25/255 - Oils, waxes, fats or derivatives thereof
E04B 1/76 - Heat, sound or noise insulation, absorption, or reflectionOther building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
3.
ADHESIVE COMPOSITIONS, AND THEIR USE FOR MANUFACTURING WOODBASED COMPOSITES, FIBREGLASS OR ROCK WOOL INSULATIONS, OR WOVEN OR NON-WOVEN FIBRE MATS FOR COMPRESSION MOLDING
The present invention refers to novel formaldehyde-free adhesive compositions comprising at least one polyflavonoid-based polymer adhesive, adhesive systems comprising, isolated one of another, an adhesive composition (component A) and at least one hardener agent (component B), as well as an adhesive mixture comprising both the adhesive composition and the at least one hardener agent. These adhesive compositions, systems and mixtures described in this document can be used for manufacturing wood composite boards such as wood fibreboards, particleboards, chipboards, oriented strand boards, plywood and paperboards, but also of fibreglass insulations or rock wool insulations, or woven or non-woven fibre mats for compression molding.
A method for deacidification of an aqueous solution by ion exchange, characterized in that the method comprises contacting a stream of a formaldehyde aqueous solution with a weakly basic anion exchange resin bed to obtain a deacidified aqueous solution stream. An installation for deacidification of an aqueous solution by said method.
B01J 47/022 - Column or bed processes characterised by the construction of the column or container
B01J 41/07 - Processes using organic exchangers in the weakly basic form
B01J 41/14 - Macromolecular compounds obtained by reactions only involving unsaturated carbon-to-carbon bonds
C07C 45/79 - SeparationPurificationStabilisationUse of additives by solid-liquid treatmentSeparationPurificationStabilisationUse of additives by chemisorption
5.
METHOD FOR THE PRODUCTION OF MELAMINE-UREA-FORMALDEHYDE RESINS, THE RESINS OBTAINED THEREWITH, AND APPLICATIONS OF SAID RESINS
The present invention refers to a new method for producing melamine-urea-formaldehyde resins, comprising as the first step a melamine methylolation step, method which improves the features of the resins obtained thereby: for example improved reactivity, Internal Bond, lower free formaldehyde content and higher storage stability. The obtained resins are useful as adhesives in the production of for example of fibreboards, particleboards and plywood, as well as in various types of insulations, such as fibreglass and rock wool insulations.
C08G 12/42 - Chemically modified polycondensates by etherifying
C09J 161/30 - Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic and acyclic or carbocyclic compounds
The present invention refers to novel formaldehyde-free bio-based adhesive compositions, adhesive systems comprising, isolated one of another, said adhesive composition (component A) and at least one hardener agent (component B), and adhesive mixtures comprising the adhesive composition and the hardener agent. These adhesive compositions, systems and mixtures can be used for plywood manufacturing.
The present invention refers to novel formaldehyde-free adhesive compositions comprising at least one bio-based adhesive from a renewable resource, adhesive systems comprising, isolated one of another, an adhesive composition (component A) and at least one hardener agent (component B), as well as an adhesive mixture comprising both the adhesive composition and the at least one hardener agent. These adhesive compositions, systems and mixtures described in this document can be used for manufacturing wood composite boards such as wood fibreboards, particleboards, chipboards, oriented strand boards, plywood and paperboards, but also of fibreglass insulations or rock wool insulations.
The present invention describes novel formaldehyde-free adhesive compositions, adhesive mixtures comprising said adhesive composition (component A) and at least one hardener agent (component B), and adhesive systems wherein the adhesive composition further comprising a thickener agent (component A) and the at least one hardener agent (component B) are isolated one of another. Said adhesive compositions, mixtures and systems may be used for curtain coating of a substrate and, in particular, for plywood manufacturing by curtain coating. The present invention also relates to a process for manufacturing a coated material by applying the adhesive mixture by curtain coating, to coated products, in particular plywood, obtainable or obtained by said process and to coated products, or plywood comprising the adhesive composition or mixture of the invention.
The present invention relates to a water-based flame-retardant and smoke-suppressant formulation comprising a phosphate derivative, aluminum hydroxide, a clay and a surfactant; to a method for its preparation; to a cellulosic material comprising the same; to a method of preparation of such cellulosic materials and to cellulosic materials obtained by or obtainable by such method. The present invention further relates to the use of said water-based flame-retardant and smoke-suppressant formulation and to a method thereof for the management of wildland fires.
The present invention relates to an aminoplast resin formulation and an adhesive comprising the same suitable for curtain coating and to a process for manufacturing the aminoplast resin formulation. The present invention also relates to a process for manufacturing a coated material by applying said adhesive by curtain coating, to coated products, in particular plywood, veneered board or laminated veneer lumber (LVL), obtainable or obtained by said process, and to coated products, in particular plywood, veneered board or laminated veneer lumber (LVL), comprising the adhesive of the invention.
C08L 61/24 - Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea
C08L 61/28 - Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
C09D 161/24 - Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea
C09D 161/28 - Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
C09J 161/24 - Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea
C09J 161/28 - Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
11.
METHOD FOR THE PRODUCTION OF UREA-FORMALDEHYDE RESINS, THE RESINS OBTAINED THEREWITH, AND APPLICATIONS OF SAID RESINS
This invention is related to a novel method for the production of urea-formaldehyde resins, comprising a methylolation step and a condensation step at acid pH values, as well as a final urea addition step; the invention also refers to the resins obtained by said method, which are useful in the manufacture of several materials, for example of wood composite boards, such as wood derived boards, fibreboards, natural and/or synthetic, woven or non-woven fibre mats for compression molding and the resulting composites, particleboards, chip boards, oriented strand boards, plywood and paperboards, but also of fibreglass or rock wool insulations. Such materials are also within the scope of the invention.
B27N 3/00 - Manufacture of substantially flat articles, e.g. boards, from particles or fibres
B32B 21/02 - Layered products essentially comprising wood, e.g. wood board, veneer, wood particle board in the form of fibres, chips, or particles
C09J 161/24 - Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea
B32B 21/14 - Layered products essentially comprising wood, e.g. wood board, veneer, wood particle board comprising wood board or veneer
B27N 3/02 - Manufacture of substantially flat articles, e.g. boards, from particles or fibres from particles
B27N 3/04 - Manufacture of substantially flat articles, e.g. boards, from particles or fibres from fibres
12.
PHENOL FORMALDEHYDE RESIN FORMULATION AND ADHESIVE FOR CURTAIN COATING
The present invention relates to a phenol formaldehyde resin formulation, an adhesive comprising the same suitable for curtain coating, and a process for manufacturing the phenol formaldehyde resin formulation. The present invention also relates to a process for manufacturing a coated material by applying said adhesive by curtain coating, to coated products, in particular plywood, veneered board or laminated veneer lumber (LVL), obtainable or obtained by said process and to coated products, in particular plywood, veneered board or laminated veneer lumber (LVL), comprising the adhesive of the invention.
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