Abstract: Graft polymers whose grafting base is selected from the group consisting of polymers having vinylamine units, polyamines, polyamidoamines and polymers of ethylenically unsaturated acids and which comprise exclusively oligoalkylenimine side chains as side chains, process for the preparation of graft polymers having oligoalkylenimine side chains, at least one oligoalkylenimine which comprises a terminal aziridine group being grafted onto one of said grafting bases, and the use of the graft polymers thus obtainable as process chemicals in the production of paper, as antimicrobial coating materials, as builders in detergents and for the treatment of metal surfaces.

Abstract: The present invention relates to mixtures comprising specifically synthesized radiation-curable, high-functionality, highly branched or hyperbranched polyurethane (meth)acrylates, to processes for preparing them and to their use.

Abstract: The present invention relates to a process for producing polyamides, preferably crosslinked polyamides, via anionic polymerization of lactams in the presence of an anionic catalyst and of a caprolactam-capped polyisocyanate, where said isocyanate comprises more than 3.5 capped isocyanate groups.

Abstract: Graft polymers whose grafting base is selected from the group consisting of polymers having vinylamine units, polyamines, polyamidoamines and polymers of ethylenically unsaturated acids and which comprise exclusively oligoalkylenimine side chains as side chains, process for the preparation of graft polymers having oligoalkylenimine side chains, at least one oligoalkylenimine which comprises a terminal aziridine group being grafted onto one of said grafting bases, and the use of the graft polymers thus obtainable as process chemicals in the production of paper, as antimicrobial coating materials, as builders in detergents and for the treatment of metal surfaces.

Abstract: The present invention relates to microcapsules comprising a capsule core and a capsule wall, obtainable by a process comprising the free-radical polymerization of an oil-in-water emulsion which comprises the following constituents: 30 to 90% by weight based on the total weight of the monomers of one or more monomers (monomers I) from the group comprising C1-C24-alkyl esters of acrylic acid and/or methacrylic acid, acrylic acid, methacrylic acid, maleic acid, fumaric acid and itaconic acid 10 to 70% by weight based on the total weight of the monomers of one or more ethylenically unsaturated crosslinkers (monomers II), where at least 10% by weight, based on the total weight of the monomers I, II and III, is a highly branched polymeric crosslinker, 0 to 30% by weight based on the total weight of the monomers of one or more monounsaturated monomers (monomer III), which are different from the monomers I, and a hydrophobic core material, to a process for their preparation and to their use.

Abstract: The present invention relates to a method for adsorbing and/or absorbing oil, by bringing oil into contact with a polyurethane sponge with excellent mechanical properties.

Abstract: Branched polyesters obtained by polycondensation of citric acid with at least one poly-alcohol having at least two hydroxyl groups and, if desired, further polycarboxylic acid components, the molar ratio of citric acid to polyalcohol being 2.4:1 to 1:3.

Abstract: The present invention relates to a process for preparing high-functionality polyetherols by reacting at least one trifunctional or higher-functionality alcohol and if appropriate further di- and/or monofunctional alcohols and/or modifying reagents, with the aid of acidic catalysts, where the trifunctional or higher-functionality alcohol is not glycerol. The present invention further relates to high-functionality polyetherols obtainable by such a process and to the use of these high-functionality polyetherols as adhesion promoters, thixotropic agents, rheology modifiers of polymers, phase transfer reagents, micro- or nanocontainers for biologically active compounds, for example for active medical ingredients, biocides, herbicides or fungicides, as pigment dispersants, an additive in printing inks or as structural units for preparing polyaddition or polycondensation polymers or for treatment of seed.

Abstract: Hyperbranched polycarbonates having stabilizing groups, prepared by reaction of (a) at least one compound having at least three alcoholic hydroxyl groups per molecule with (b) at least one reagent of the general formula I (c) and at least one reagent of the general formula X3-(A1)m-X4, where the variables are defined as follows: X1, X2 are identical or different and are selected from among halogen, C1-C10-alkoxy, C6-C10-aryloxy and O—C(?O)-halogen, X3 is a functional group selected from among OH, SH, NH2, NH—C1-C4-alkyl, isocyanate, epoxy, COOH, COOR12, C(?O)—O—C(?O), C(?O)—Cl, R12 is C1-C4-alkyl or C6-C10-aryl, A1 is a spacer or a single bond, m is zero or one. X4 is a group selected from among phenol groups, benzophenones, aromatic amines and nitrogen-comprising heterocycles, in each case substituted or unsubstituted.

Abstract: Branched polyesters with sulfonate groups can be obtained by reacting components A, B, optionally C, and optionally D to yield branched polyesters, then reacting these branched polyesters with hydrogen sulfite. Component A is at least one ?,?-olefinically unsaturated dicarboxylic acid, component B is at least one di- or higher-functional alcohol, optional component C is at least one di- or higher-functional carboxylic acid or hydroxycarboxylic acid without an ?,?-olefinically unsaturated bond, and optional component D is at least one compound of formula CH3(—O—CH2—CH2)n—OH. In reacting the branched polyesters with hydrogen sulfite, a molar amount of hydrogen sulfite is at most 95 mol %, based on an amount of ?,?-olefinically unsaturated dicarboxylic acid.

Abstract: The present invention relates to associative polyurethane thickeners which comprise hyperbranched polymers in polymerized-in form, to the preparation of these thickeners, and to the use thereof, particularly in cosmetic preparations.

Abstract: Graft polymers whose grafting base is selected from the group consisting of polymers having vinylamine units, polyamines, polyamidoamines and polymers of ethylenically unsaturated acids and which comprise exclusively oligoalkylenimine side chains as side chains, process for the preparation of graft polymers having oligoalkylenimine side chains, at least one oligoalkylenimine which comprises a terminal aziridine group being grafted onto one of said grafting bases, and the use of the graft polymers thus obtainable as process chemicals in the production of paper, as antimicrobial coating materials, as builders in detergents and for the treatment of metal surfaces.

Abstract: Hyperbranched polycarbonates having stabilizing groups, prepared by reaction of (a) at least one compound having at least three alcoholic hydroxyl groups per molecule with (b) at least one reagent of the general formula I (c) and at least one reagent of the general formula X3-(A1)m-X4, where the variables are defined as follows: X1, X2 are identical or different and are selected from among halogen, C1-C10-alkoxy, C6-C10-aryloxy and O—C(?O)-halogen, X3 is a functional group selected from among OH, SH, NH2, NH—C1-C4-alkyl, iso-cyanate, epoxy, COOH, COOR12, C(?O)—O—C(?O), C(?O)—Cl, R12 is C1-C4-alkyl or C6-C10-aryl, A1 is a spacer or a single bond, m is zero or one. X4 is a group selected from among phenol groups, benzophenones, aromatic amines and nitrogen-comprising heterocycles, in each case substituted or unsubstituted.

Abstract: The present invention relates to new high-functionality, highly branched or hyperbranched polylysines, to processes for preparing them, and to their use.

Abstract: Branched polyesters with sulfonate groups obtainable by the reaction of the components A, B, optionally C and optionally D to give branched polyesters, where the component A is selected from the group of ?,?-olefinically unsaturated dicarboxylic acids, and the component B is selected from the group of tri- or higher-functional alcohols, the optional component C is selected from the group of difunctional alcohols or of difunctional carboxylic acids without ?,?-olefinically unsaturated bonds, the optional component D is selected from fatty acids or fatty alcohols, and the subsequent reaction of the resulting branched polyesters with hydrogen sulfite, where the molar amount of hydrogen sulfite is at most 95 mol %, based on the amount of ?,?-olefinically unsaturated dicarboxylic acid.

Abstract: Described are associative thickeners based on compounds which comprise at least one hydrophobically modified polyether dendron end group.

Abstract: The present invention relates to polyamide composites containing graphene, a method for producing them and to their use as or for producing a material with gas barrier and/or electroconductive and/or thermally conductive properties and/or a mechanically reinforced material.

Abstract: In a method for printing substrates with a printing ink and/or a printing varnish at least comprising solvents and binders, at least one of the binders comprises a polyetheramine polyol.

Abstract: The invention relates to multilayer materials for producing packaging comprising at least two films and also a layer which is printed with a packaging printing ink, said packaging printing ink comprising a certain hyperbranched polyester containing functional groups. The invention further relates to a packaging printing ink which comprises a certain hyperbranched polyester containing functional groups, and to the use of said printing ink for producing multilayer materials.

Abstract: The present invention relates to silylated amino resins, to processes for preparing them, to their use, and to coating compositions comprising them.