Abrégé

This invention relates to a phenolic resin composition R based on phenolic resins P made by reaction of hydroxyaromatic compounds H having at least one hydroxyl group -OH in its molecule, and (cyclo)aliphatic aldehydes A having at least one aldehyde group -C(H)=O in its molecule, which phenolic resin composition R further comprises a formaldehyde scavenger S which comprises at least one cyclic urea UC which is selected from the group consisting of alkylene ureas, in mixture with at least one of aliphatic aminocarboxylic acids AA having from two to twelve carbon atoms, to a process of its preparation, and to its application preferably in coated abrasives.

Classes IPC  ?

• C08G 8/10 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des phénols d'aldéhydes de formaldéhyde, p. ex. de formaldéhyde formé in situ avec du phénol
• C09J 161/06 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des phénols d'aldéhydes avec des phénols
• C09D 161/06 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des phénols d'aldéhydes avec des phénols
• C08K 5/3442 - Composés hétérocycliques comportant de l'azote dans le cycle comportant deux atomes d'azote dans le cycle

Abrégé

The present invention relates to a process for reducing the amount of silicon containing filtration residues in a lignin phenolic formaldehyde (LPF) resin composition as well as to the lignin phenolic formaldehyde (LPF) resin composition thus obtained. It also relates to the use of one or more fluoride salts for reducing the amount of silicon containing filtration residues in a lignin phenolic formaldehyde (LPF) resin composition.

Classes IPC  ?

• C08K 3/16 - Composés contenant des halogènes
• C08G 8/24 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des phénols d'aldéhydes de formaldéhyde, p. ex. de formaldéhyde formé in situ avec des mélanges de plusieurs phénols qui ne sont pas couverts par un seul des groupes
• C08G 16/02 - Polymères de condensation d'aldéhydes ou de cétones avec des monomères non prévus dans les groupes d'aldéhydes
• C08H 7/00 - LignineLignine modifiéeProduits dérivés à haut poids moléculaire

Abrégé

Crosslinkers C for organic polymers R having functional groups Z, synthesised by reaction of a cyclic organic compound A having at least two, and up to four hydrogen atoms substituted by reactive atoms or functional groups V, with compounds B comprising the following parts: a functional group WBwhich is able to chemically bond to the cyclic organic compound A by reacting with one of the substituents V in a condensation reaction, and an at least divalent group G connected to W with a chemical bond, which group G carries at least one functional group Y that can react with functional groups Z of said organic polymer R or of an inorganic material, and an at least difunctional compound D which has at least two functional groups WD, individually referred to as WDjwhere j is an integer number being at least two, which groups WD can react with one of the substituents V of compound A in a condensation reaction.

Classes IPC  ?

• C08G 69/44 - Polyesteramides
• C07D 201/00 - Préparation, séparation, purification ou stabilisation des lactames non substituées
• C07D 251/22 - Composés hétérocycliques contenant des cycles triazine-1, 3, 5 non condensés avec d'autres cycles comportant trois liaisons doubles entre chaînons cycliques ou entre chaînons cycliques et chaînons non cycliques avec des atomes d'hydrogène ou de carbone liés directement à au moins un atome de carbone du cycle à deux atomes de carbone du cycle
• C08G 73/06 - Polycondensats possédant des hétérocycles contenant de l'azote dans la chaîne principale de la macromoléculePolyhydrazidesPolyamide-acides ou précurseurs similaires de polyimides
• C09D 177/12 - Polyesteramides

Abrégé

The invention is directed to modified articles, objects or bodies M based on oligomeric or polymeric phenolic materials K, where diazonium, compounds B carrying at least one further functional group which is hydrophilic or hydrophobic, or alters the surface tension or of the resins so modified, are coupled to the said phenolic materials K via an azo coupling reaction. The oligomeric or polymeric phenolic materials K are selected, from the group consisting of novolaks N, resoles R, and polymers P particularly including lignin L and tannin T, having aromatic moieties with increased electron density in comparison with benzene at unsubstituted carbon atoms in the said aromatic moiety. The diazonium group-containing modifiers B are aromatic compounds having a diazonium group of formula - (I), and at least one further functional group which is hydrophilic or hydrophobic, or otherwise influences the cohesion and adhesion properties of the resins so modified, such as perfluoroalkyl groups or oligo- and poly-siloxane groups.

Classes IPC  ?

• C08G 8/28 - Polycondensats modifiés chimiquement
• C08H 7/00 - LignineLignine modifiéeProduits dérivés à haut poids moléculaire

Abrégé

This invention relates to a resin made from an aldehyde component which comprises 5-hydroxymethyl furfural, and a reactive aromatic compound which comprises lignin, characterised in that the aldehyde component comprises monomeric 5-hydroxymethyl furfural, and optionally, oligomers of HMF wherein the mass fraction of oligomers in the HMF is not more than 1 %, based on the sum of masses of the HMF monomer and the masses of the HMF oligomers present in the said mixture, and methods of use of these resins as binders and adhesives for inorganic and organic materials including wood, engineered wood, paper, cardboard, stone, concrete, plaster, thermoplastic and duroplastic polymers, metals, textiles, fibres including also carbon fibres, nonwovens, felts, leather, ceramics, and glass.

Classes IPC  ?

• C08G 8/06 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des phénols d'aldéhydes de furfural
• B27N 3/00 - Fabrication d'objets sensiblement plats, p. ex. panneaux, à partir de particules ou de fibres
• B32B 21/14 - Produits stratifiés composés essentiellement de bois, p. ex. une planche de bois, une feuille de placage, une feuille de bois aggloméré comprenant une planche de bois ou une feuille de bois de placage
• C08H 7/00 - LignineLignine modifiéeProduits dérivés à haut poids moléculaire
• C08L 97/02 - Matériau lignocellulosique, p. ex. bois, paille ou bagasse
• C09J 161/06 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des phénols d'aldéhydes avec des phénols
• C09J 161/12 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des phénols d'aldéhydes avec des phénols avec des phénols polyhydriques
• C08L 97/00 - Compositions contenant des matières contenant de la lignine
• C09J 197/00 - Adhésifs à base de matériaux contenant de la lignine

Abrégé

The invention relates to a curable mixture comprising at least one organic compound having phenolic hydroxyl groups and at least one multifunctional cyclic organic carbonate as crosslinking agent, to a method of curing the said organic compound having phenolic hydroxyl groups with at least one multifunctional cyclic organic carbonate, and to binders for coating compositions, adhesive compositions, or filler compositions comprising at least one organic compound having phenolic hydroxyl groups and at least one multifunctional cyclic organic carbonate.

Classes IPC  ?

• C08G 64/30 - Procédés généraux de préparation utilisant des carbonates
• C09J 169/00 - Adhésifs à base de polycarbonatesAdhésifs à base de dérivés de polycarbonates

Abrégé

The invention relates to water-dilutable binders for fibrous materials which are compositions AB comprising mixtures of amino resins A made from a dialdehyde A2 and an aminoplast former A1, with a reaction product B of a carbohydrate B1 having free hydroxyl groups and an anhydride B2 of a polycarboxylic acid, to a process for its preparation, and to a method of use thereof as binder for mineral fibres.

Classes IPC  ?

• C03C 25/32 - Composés macromoléculaires ou prépolymères obtenus autrement que par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
• C03C 25/34 - Polymères de condensation d'aldéhydes, p. ex. avec des phénols, des urées, des mélamines, des amides ou des amines
• C03C 13/06 - Fibres minérales, p. ex. laine de scories, laine minérale, laine de roche
• C08L 61/24 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des composés contenant de l'hydrogène lié à l'azote d'aldéhydes avec des composés acycliques ou carbocycliques avec l'urée ou la thiourée
• C08L 61/28 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des composés contenant de l'hydrogène lié à l'azote d'aldéhydes avec des composés hétéro cycliques avec la mélamine
• C09D 161/24 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des composés contenant de l'hydrogène lié à l'azote d'aldéhydes avec des composés acycliques ou carbocycliques avec l'urée ou la thiourée
• C09D 161/28 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des composés contenant de l'hydrogène lié à l'azote d'aldéhydes avec des composés hétérocycliques avec la mélamine
• D04H 1/4218 - Fibres de verre
• D04H 1/64 - Non-tissés formés uniquement ou principalement de fibres coupées ou autres fibres similaires relativement courtes à partir de voiles ou couches composés de fibres ne possédant pas des propriétés cohésives réelles ou potentielles par application, incorporation ou activation de liages chimiques ou thermoplastiques, p. ex. adhésifs l'agent de liage étant appliqué à l'état humide, p. ex. agents chimiques en dispersion ou solution
• D04H 1/4209 - Fibres inorganiques

Abrégé

The invention relates to a curable mixture comprising at least one organic compound having phenolic hydroxyl groups and at least one multifunctional cyclic organic carbonate as crosslinking agent, to a method of curing the said organic compound having phenolic hydroxyl groups with at least one multifunctional cyclic organic carbonate, and to binders for coating compositions, adhesive compositions, or filler compositions comprising at least one organic compound having phenolic hydroxyl groups and at least one multifunctional cyclic organic carbonate.

Classes IPC  ?

• C07G 1/00 - Dérivés de lignine à bas poids moléculaire
• C08G 8/00 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des phénols
• C08G 64/30 - Procédés généraux de préparation utilisant des carbonates

Abrégé

The present invention is directed to a solid resin composition, a method for producing the solid resin composition, a solid curing composition for curing a phenolic aldehyde resin, a method for curing a phenolic aldehyde resin and an article obtained therefrom.

Classes IPC  ?

• C08L 61/06 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des phénols d'aldéhydes avec des phénols
• C08K 5/17 - AminesComposés d'ammonium quaternaire
• C08G 8/10 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des phénols d'aldéhydes de formaldéhyde, p. ex. de formaldéhyde formé in situ avec du phénol

Produits et services

Chemicals used in industry, specifically for adhesion and binding applications in woodworking, construction, metal finishing and vehicle component manufacturing industry; unprocessed artificial resins, specifically used in adhesives, binders and impregnation and coating of materials; adhesives used in industry; urea-melamine-phenol- and resorcinol-formaldehyde resins used in industry, specifically for manufacturing of wood based panels, furniture, structural beams, veneering and plywood; chemical based adhesives used in industry, specifically for building, bookbinding, labelling and stickers, paper, packaging pressure-sensitive tapes and shoe application purposes; chemical based binders used in industry, specifically for insulation materials, paper impregnation, non-woven fabrics, glass fibre tissue, foundry moulds, refractory goods, abrasives and grinding wheels, tires, brakes, filtering media, floral foam, insulation foam, mining foam, battery separators, moulded composites, textile felts for headliners and acoustic parts.

Produits et services

Chemicals used in industry, specifically for adhesion and binding applications in woodworking, construction, metal finishing and vehicle component manufacturing industry; unprocessed artificial resins, specifically used in adhesives, binders and impregnation and coating of materials; adhesives used in industry; urea-melamine-phenol- and resorcinol-formaldehyde resins used in industry, specifically for manufacturing of wood based panels, furniture, structural beams, veneering and plywood; chemical based adhesives used in industry, specifically for building, bookbinding, labelling and stickers, paper, packaging pressure-sensitive tapes and shoe application purposes; chemical based binders used in industry, specifically for insulation materials, paper impregnation, non-woven fabrics, glass fibre tissue, foundry moulds, refractory goods, abrasives and grinding wheels, tires, brakes, filtering media, floral foam, insulation foam, mining foam, battery separators, moulded composites, textile felts for headliners and acoustic parts

Produits et services

Chemicals used in industry, specifically for adhesion and binding applications in woodworking, construction, metal finishing and vehicle component manufacturing industry; unprocessed artificial resins, specifically used in adhesives, binders and impregnation and coating of materials; adhesives used in industry; urea-melamine-phenol- and resorcinol-formaldehyde resins used in industry, specifically for manufacturing of wood based panels, furniture, structural beams, veneering and plywood; chemical based adhesives used in industry, specifically for building, bookbinding, labelling and stickers, paper, packaging pressure-sensitive tapes and shoe application purposes; chemical based binders used in industry, specifically for insulation materials, paper impregnation, non-woven fabrics, glass fibre tissue, foundry moulds, refractory goods, abrasives and grinding wheels, tires, brakes, filtering media, floral foam, insulation foam, mining foam, battery separators, moulded composites, textile felts for headliners and acoustic parts.

Produits et services

Chemicals used in industry; unprocessed artificial resins; adhesives used in industry; urea-, melamine-, phenol- and/or resorcinol-formaldehyde resins used in industry; speciality chemicals as additives in production, processing and transportation of oil and gas; resin impregnated overlays used in industry; chemical based adhesives used in industry. Plastics in extruded form for use in manufacture; packing, stopping and insulating materials.