Abstract: Mixtures comprising at least one radiation-curable composition (I) and at least one pressure-sensitive adhesive (II).

Abstract: Mixtures comprising at least one radiation-curable composition (I) and at least one pressure-sensitive adhesive (II).

Abstract: The present invention relates to a radiation-curable binder obtainable by reacting A) amine-formaldehyde condensates with a molar ratio of formaldehyde to amino groups of 1:6 to 2:1 with B) a mixture of butanediol monoacrylate and 2-hydroxethyl methacrylate in a ratio of 0.1:100 to 100:0.1, using 0.1 to 1.5 hydroxy equivalents of component B) per methylol equivalent of component A). The present invention further relates to a curable coating composition which comprises the binder of the invention and to a coated article produced using the coating composition.

Abstract: Aqueous polymer dispersions comprising a) 50–70% by weight of polymer particles composed of at least two different (co)polymers having glass transition temperatures each above 50° C. and synthesized from at least 80% by weight of at least one principal monomer, 0.1–10% by weight of at least one auxiliary monomer, and 0–3% by weight of at least one crosslinker molecule, the difference in the glass transition temperatures (Tg) of the different polymers being at least 10° C., and b) 30–50% by weight of at least one polyfunctional (meth)acrylate, the dispersion a) being subjected to physical and/or chemical deodorization.

Abstract: The invention relates to a powder-slurry that can be hardened by actinic radiation or by thermal means, comprising (I) components containing functional groups (A) which render them hardenable by actinic radiation and components containing complementary functional groups (B) which render them thermally hardenable, in a weight ratio of 50:1 to 1:50 and/or comprising (II) components containing the functional groups (A) and (B) which render them thermally hardenable and hardenable by actinic radiation in a molar ratio of 100:1 to 1:100.

Abstract: Aqueous polymer dispersions comprising a) 50-70% by weight of polymer particles composed of at least two different (co)polymers having glass transition temperatures each above 50° C. and synthesized from at least 80% by weight of at least one principal monomer, 0.1-10% by weight of at least one auxiliary monomer, and 0-3% by weight of at least one crosslinker molecule, the difference in the glass transition temperatures (Tg) of the different polymers being at least 10° C., and b) 30-50% by weight of at least one polyfunctional (meth)acrylate, the dispersion a) being subjected to physical and/or chemical deodorization.

Abstract: A radiation-curable urethane(meth)acrylate, a process for preparing a radiation-curable urethane(meth)acrylate, and a coating composition comprising a radiation-curable urethane(meth)acrylate, in which the radiation-curable urethane(meth)acrylate is tough and resilient and useful in coating systems for a variety of substrates.

Abstract: A laminating adhesive comprising as binder a mixture of A) a polymer obtainable by polymerizing free-radically polymerizable compounds, and B) compounds containing ethylenically unsaturated, free-radically polymerizable groups (polymerizable groups for short) and having a weight-average molecular weight Mw of less than 5000 g/mol.

Abstract: The invention relates to a process for the enzymatic synthesis of polyol acrylates and also to a process for preparing polymeric polyol acrylates, to the polymers obtainable by this process, and to their use for preparing radiation-curable and thermally curable coating materials.

Abstract: Mixtures comprising at least one radiation-curable composition (I) and at least one pressure-sensitive adhesive (II).

Abstract: A polymerizable solid aliphatic polyurethane containing olefinically unsaturated double bonds, having a very narrow melting range within the temperature range from 40 to 200° C., which is preparable from A) at least one linear aliphatic diisocyanate, B) at least one aliphatic compound containing at least two isocyanate-reactive functional groups and/or water, and C) at least one olefinically unsaturated compound containing an isocyanate-reactive functional group, and its use as a powder coating material or for preparing powder coating materials.

Abstract: Solid compositions comprising (A) at least one solid (meth)acrylate copolymer with a number-average molecular weight of from 850 to 10 000 and a molecular weight polydispersity Mw/Mn of from 1.0 to 5.0, containing at least one group (a) having at least one bond which can be activated with actinic radiation; and (B) at least one solid compound comprising a parent structure and, attached thereto, on average per molecule more than one group (a) having at least one bond which can be activated with actinic radiation; and their use as coating materials, adhesives or sealing compounds which can be crosslinked thermally and/or with actinic radiation, or for preparing coating materials, adhesives or sealing compounds which can be crosslinked thermally and/or with actinic radiation.

Abstract: The invention relates to the use of crosslinked nitrogenous compounds which are soluble or dispersible in water and are obtainable by crosslinking of (a) compounds containing at least three NH groups with (b) at least bifunctional crosslinkers which react with NH groups, in detergents and cleaners, especially soil release agents. Compounds (a) are preferably selected from the group consisting of oligo- and polyamines, polyalkylenepolyamines, polyamidoamines, polyamidoamines grafted with (poly)ethyleneimine, and mixtures thereof.

Abstract: UV- and heat-curable aqueous polyurethane dispersions comprise compounds attached via polyisocyanates and containing UV-polymerizable C═C double bonds, aliphatic diols incorporated by way of isocyanates and having a molecular weight of less than 500 g/mol, compounds attached via isocyanates and containing carboxylic acid or sulfonic acid groups and/or salts thereof, free hydroxyl groups, and compounds containing blocked isocyanate groups. They are suitable for coating heat-stable substrates such as metal substrates and may be used with advantage for automotive clearcoats.

Abstract: The invention relates to a coating agent, containing at least one conversion product (A) and at least one suitable additive (C), (A) being produced according to a method comprising the following step (i): (iv) reacting a reaction mixture comprising at least one radically convertible monomer in radical conditions, (a) in the presence of at least one radical initiator and a compound (I) of formula (II) wherein R1 to R4 each represent, independently of each other, hydrogen, an unsubstituted or substituted alkyl radical, cycloalkyl radical or aralkyl radical or an unsubstituted or a substituted aromatic hydrocarbon radical, on the condition that at least two of R1 to R4 represent an unsubstituted or a substituted aromatic hydrocarbon radical, in an aqueous phase

Abstract: The present invention provides a process for preparing a curable aqueous polymer dispersion, the polymer dispersion obtainable by said process, a coating composition comprising at least one such polymer dispersion, and a process for producing a coated substrate using such a polymer dispersion.

Abstract: The invention concerns a method for the production of coatings, adhesive layers or seals for primed or unprimed substrates, wherein (1) at least one coating material that can be hardened thermally and/or with actinic radiation and/or an adhesive and/or at least one sealant that can be hardened thermally and/or with actinic radiation in the form of a powder slurry is applied on and/or to the primed or unprimed substrate; (2) the resulting powder slurry layer is dried; (3) the resulting solid layer (2) is molten by heating and (4) the resulting molten layer obtained in step (3) of the method is hardened with near infrared radiation (NIR) in its molten state during and/or after solidification.

Abstract: The present invention provides a curable polyurethane polymer containing in copolymerized form A) from 10 to 60% by weight of at least one hydroxyl-containing prepolymer having at least one &agr;,&bgr;-ethylenically unsaturated double bond, B) from 0.1 to 30% by weight of at least one compound having at least one isocyanate-reactive hydroxyl group and/or primary or secondary amino group and, in addition, at least one polar functional group per molecule, C) from 0.

Abstract: A process for preparing a reaction product (A), comprising the following stage (i): (i) reacting under free-radical conditions a reaction mixture comprising at least one free-radically reactable monomer (a) in the presence of at least one free-radical initiator and of a compound (I) of the formula:  in which R1 to R4 each independently of one another are hydrogen, a substituted or unsubstituted alkyl radical, cycloalkyl radical or arakyl radical, or an unsubstituted or a substituted aromatic hydrocarbon radical, with the proviso that at least two of R1 to R4 are an unsubstituted or a substituted aromatic hydrocarbon radical in aqueous phase.

Abstract: Aqueous dispersions of mixtures of (a) polyurethanes having hydrophilic groups which result in water dispersibility of the polyurethane and (b) radiation-curable (meth)acrylate prepolymers which are dilutable in at least 5% by weight of water, such as hydroxyl-containing polyether acrylates, are suitable, owing to their penetration behavior and their high solids absorption in paper, for use as radiation-curable coating or impregnating materials for paper substrates.