Abstract: The invention relates to compositions comprising two structured linear copolymers selected from the group consisting of block copolymers and gradient copolymers, these copolymers being prepared by different controlled polymerization techniques and the difference in the polydispersities of these copolymers, ?(Mw/Mn), being ?0.25. The invention further relates to the production of such blends and to their use as wetting agents and dispersants.

Abstract: The present invention relates to a method for producing an additive composition which in particular contains specific urea urethanes. The additive composition is extremely suitable as a wetting agent and dispersant.

Abstract: A process for preparing a randomly branched copolymer, by reacting the components (a) 10-98.9 mol % of at least one acrylic ester of a straight-chain, branched or cyclic C1-C22-alkyl monoalcohol, (b) 0.

Abstract: The invention relates to a composite formulation comprising a specific mediator additive component (A) of relatively high molecular weight, a filler component (B) and a binder component (C). The composite formulation can be cured to a composite which is especially suitable for the production of moldings.

Abstract: A polymer obtainable by free-radical polymerization of one or more oxetane-based macromonomers and optionally one or more further, free-radically polymerizable comonomers, the oxetane-based macromonomer(s) being obtainable by cationic ring-opening polymerization of at least one hydroxyoxetane with a terminally ethylenically unsaturated starter molecule free of allyl groups in a molar ratio (hydroxyoxetane(s):starter molecule) of (100:1) to (1:1) in the presence of at least one suitable catalyst. Processes for preparing the polymer and the use thereof as an additive in coating compositions and plastics.

Abstract: The present invention relates to a composition comprising at least one amphiphilic glycidyl ether copolymer composed of special structural units I to V, wherein at least one of the structural units I has an aromatic group, and wherein the structural units may each be arranged in a block, a gradient or randomly, as a dispersant and a dispersed solid matter or as an emulsifier and an unsaturated polymer system in the form of a water-in-oil emulsion to be cured.

Abstract: Single-phase, liquid compositions, comprising at least two isocyanate-reactive polyol components that are incompatible with each other and, as a mediator additive, at least one copolymer that prevents or delays the separation of the polyol components and that is composed of certain structural units, of which certain structural units have no acidic functional groups and certain structural units have at least one acidic functional group and said structural units are optionally reacted at least partially with at least one preferably organic compound having at least one basic group to produce salt, and to the use thereof to produce polyurethanes or corresponding polyurethane items.

Abstract: A process for preparing a randomly branched copolymer, by reacting the components (a) 10-98.9 mol % of at least one acrylic ester of a straight-chain, branched or cyclic C1-C22-alkyl monoalcohol, (b) 0.

Abstract: A polymer obtainable by free-radical polymerization of one or more oxetane-based macromonomers and optionally one or more further, free-radically polymerizable comonomers, the oxetane-based macromonomer(s) being obtainable by cationic ring-opening polymerization of at least one hydroxyoxetane with a terminally ethylenically unsaturated starter molecule free of allyl groups in a molar ratio (hydroxyoxetane(s):starter molecule) of (100:1) to (1:1) in the presence of at least one suitable catalyst. Processes for preparing the polymer and the use thereof as an additive in coating compositions and plastics.

Abstract: The present invention relates to comb (block) copolymers obtainable by reacting I at least one (block) copolymer comprising polymerized, optionally substituted styrene and maleic anhydride units, which copolymer has been obtained by living, free-radical polymerization, with II at least one polyalkylene oxide monoamine comprising a primary amino end group at a reaction temperature of ?150° C. and by subsequent salification of at least 25 mol % of the free carboxyl groups of the reaction product at a reaction temperature of <100° C. and optionally after addition of H2O and to the use of these comb copolymers as wetting agents and dispersants.

Abstract: A curable polymer mixture comprising 1.) at least one at least oligomeric addition product a) of at least one amino silane and/or thiosilane having at least one hydrolysable silane group to at least one compound having at least two terminal, ethylenically unsaturated double bonds, and/or at least one at least oligomeric addition product b) of at least one isocyanate silane and/or epoxy silane having at least one hydrolysable silane group to at least one oligomeric compound having at least three recurring units and at least one terminal hydroxyl group or terminal amino group and at least one terminal ethylenically unsaturated double bond as coupling additive, 2.) a system which can be cured by radical polymerization, comprising at least one ethylenically unsaturated polymer and/or a (meth)acrylic resin, at least one ethylenically unsaturated monomer, at least one radical initiator and optionally at least one cross-linking agent as binder 3.

Abstract: The present invention relates to modified comb copolymers comprising special structural units, which are produced by converting SMA resins and optionally special copolymers with an AB block copolymer structure with a mixture of at least one polyalkylene oxide monoamine and at least one amino alcohol, with a mixture of at least one polyalkylene oxide monoamine and at least one N,N-disubstituted diamine or a mixture of at least one polyalkylene oxide monoamine, at least one N,N-disubstituted diamine and at least one polymer selected from the group comprising monohydroxy-terminated polyalkylene oxides, monohydroxy-terminated polyesters and monohydroxy-terminated block copolymers comprising polyalkylene oxide and polyester blocks, and their monohydroxy-terminated side chains are converted to phosphoric acid ester groups or their N,N-disubstituted amino-terminated side chains are converted to quaternary ammonium salts, and their use as wetting and dispersing agents.

Abstract: Single-phase fluid compositions, comprising at least two isocyanate-reactive polyol components which are inherently incompatible with each other and as a mediator additive at least one copolymer compatibilizer additive effectuating compatibility between the originally incompatible polyol components, said copolymer comprising structural units having at least one nitrogen group which can be protonized.

Abstract: Low-VOC mixture of at least partially salified copolymers of at least one ethylenically unsaturated, phenyl-group-containing monomer and at least one ?,?-unsaturated monocarboxylic acid and/or at least one ?,?-unsaturated dicarboxylic acid, of at least one water-soluble polyether, esterification products of at least one water-soluble polyether and an aliphatic dicarboxylic acid, and of a star polymer obtainable by esterifying a carboxylic acid containing at least 3 carboxyl groups with at least one water-soluble polyether, and use thereof as a wetting and dispersing agent, preferably for producing low-VOC pigment pastes or low-VOC paint systems.

Abstract: Curable polymer mixtures comprising at least one oligomeric addition product with hydrolyzable silane groups and additional functional groups as the mediator additive, and a curable polymer system having epoxy group-carrying polymers and curing agents, fillers and optionally addditives; polymer concrete mixtures and molded bodies produced therefrom

Abstract: Low-VOC mixture of at least partially salified copolymers of at least one ethylenically unsaturated, phenyl-group-containing monomer and at least one ?,?-unsaturated monocarboxylic acid and/or at least one ?,?-unsaturated dicarboxylic acid, of at least one water-soluble polyether, esterification products of at least one water-soluble polyether and an aliphatic dicarboxylic acid, and of a star polymer obtainable by esterifying a carboxylic acid containing at least 3 carboxyl groups with at least one water-soluble polyether, and use thereof as a wetting and dispersing agent, preferably for producing low-VOC pigment pastes or low-VOC paint systems.

Abstract: The invention relates to copolymers comprising three segments of different ion density, the fraction of the ionic monomers in each segment being from 1 to 100 mol %, the second and third segment containing ethylenically unsaturated monomers of the respectively preceding segment, and the copolymers being preparable by means of a monofunctional initiator by way of NMP or RAFT. The invention further relates to a process for preparing copolymers and to their use as dispersants.

Abstract: The present invention relates to comb (block) copolymers obtainable by reacting I at least one (block) copolymer comprising polymerised, optionally substituted styrene and maleic anhydride units, which copolymer has been obtained by living, free-radical polymerisation, with II at least one polyalkylene oxide monoamine comprising a primary amino end group at a reaction temperature of ?150° C. and by subsequent salification of at least 25 mol % of the free carboxyl groups of the reaction product at a reaction temperature of <100° C. and optionally after addition of H2O and to the use of these comb copolymers as wetting agents and dispersants.

Abstract: The present invention relates to a polymer mixture consisting of at least one comb copolymer I containing blocks consisting of special structural units and at least one copolymerisate II comprising polymerised, optionally substituted styrene and maleic anhydride units, the carboxyl groups of which are present at least partially as alkali metal, earth alkali metal or ammonium salts, and also to the use of these polymer mixtures as wetting and dispersing agents.

Abstract: The present invention relates to modified comb copolymers comprising special structural units, which are produced by converting SMA resins and optionally special copolymers with an AB block copolymer structure with a mixture of at least one polyalkylene oxide monoamine and at least one amino alcohol, with a mixture of at least one polyalkylene oxide monoamine and at least one N,N-disubstituted diamine or a mixture of at least one polyalkylene oxide monoamine, at least one N,N-disubstituted diamine and at least one polymer selected from the group comprising monohydroxy-terminated polyalkylene oxides, monohydroxy-terminated polyesters and monohydroxy-terminated block copolymers comprising polyalkylene oxide and polyester blocks, and their monohydroxy-terminated side chains are converted to phosphoric acid ester groups or their N,N-disubstituted amino-terminated side chains are converted to quaternary ammonium salts, and their use as wetting and dispersing agents.