Abstract: A process for coating microporous surfaces which have pores with a size of from 10 to 1500 nm, in which the surfaces in question are coated with at least one coating material curable thermally and with actinic radiation, after which the resulting film(s) is(are) cured thermally and with actinic radiation, wherein the coating material or at least one of the coating materials comprises (a1) at least one constituent containing (a11) on average per molecule at least two functional groups which contain at least one bond which can be activated with actinic radiation and which serves for crosslinking with actinic radiation, and, if desired, (a12) at least one isocyanate-reactive group, (a2) at least one thermally curable constituent containing at least two isocyanate-reactive groups, and (a3) at least one polyisocyanate.

Abstract: The present invention relates to a process for preparing (meth)acrylic esters of alcohols having C—C triple bonds, to processes for their preparation, and to their use.

Abstract: A process for producing a clearcoat and a multi-component composition. The process comprises applying the multi-component composition to a primed substrate, an unprimed substrate, or a coated substrate. The multi-component composition comprises (A) a binder containing on average at least one isocyanate-reactive functional group, (B) an adduct prepared from (b1) a diisocyanate and (b2) a compound of the general formula I containing an isocyanate-reactive group: and (C) at least one cross-linking agent containing on average at least one isocyanate group and at least one functional group which may be activated by actinic reaction.

Abstract: A curable aqueous polyurethane dispersion substantially comprises a) at least one compound having two free isocyanate groups, at least one allophanate group and at least one C?C double bond capable of free radical polymerization, a carbonyl group or an oxygen atom in the form of an ether function being bonded directly to the double bond, b) at least one compound having at least one group reactive toward isocyanate groups and having a C?C double bond capable of free-radical polymerization, c) if required, at least one compound having at least two groups reactive towards isocyanate groups and selected from hydroxyl, mercapto, primary and/or secondary amino groups, d) at least one compound having at least one group reactive towards isocyanate groups and having at least one acid group, e) at least one basic compound for neutralizing or partially neutralizing the acid groups of the compounds d), and a thermal initiator and is used for coating substrates.

Abstract: Mixtures curable thermally and with actinic radiation and containing carbamate and/or allophanate groups, comprising (A) at least one of (A1) low molecular mass compounds, oligomers and polymers containing allophanate groups, carbamate groups, and carbamate and allophanate groups, and (A2) low molecular mass compounds, oligomers and polymers containing allophanate groups, carbamate groups, and carbamate and allophanate groups, and additionally allophanate- and/or carbamate-reactive functional groups, ?which are substantially or entirely free from reactive functional groups which contain at least one bond which can be activated with actinic radiation, and (C) at least one constituent containing on average per molecule at least one reactive functional group having at least one bond which can be activated with actinic radiation; with the proviso that if only (A1) is used, the mixtures further comprise (B) at least one of low molecular mass compounds, oligomers and polymers containing allophanate- and/or c

Abstract: Polyesters comprising at least one pendant and/or terminal group which can be activated with actinic radiation, preparable by reacting 1. a polyester (i) containing at least one pendant and/or terminal hydroxyl group with at least one carboxylic acid (i) or at least one ester (i) of a carboxylic acid (i) containing at least one bond which can be activated with actinic radiation, or 2. a polyester (ii) containing at least one pendant and/or terminal carboxylic acid group or at least one pendant and/or terminal carboxylic ester group with at least one hydroxyl-containing compound (ii) containing at least one bond which can be activated with actinic radiation in the presence of at least one organism and/or enzyme which catalyzes the transesterification or esterification; process for preparing them, and their use.

Abstract: A mixture and method for preparing a composition curable thermally and with actinic radiation comprising a binder free from carbon-carbon double bonds activatable with actinic radiation, at least one blocked or unblocked polyisocyanate having at least one soft, flexibilizing segment, and at least one unsaturated polyfunctional urethane that is free from isocyanate-reactive functional groups and contains on average per molecule more than four carbon-carbon double bonds activatable with actinic radiation and at least one hardening segment.

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: A composition curable with actinic radiation, containing at least one compound (A) selected from the group consisting of p-menthadienes and olefinically unsaturated monomers, processes for preparing it, and the use thereof.

Abstract: Compounds which can be activated by actinic radiation, contain at least one urethane group, and have the general formula I: X[N(R)—C(O)—O—C(R1R2)—C(R3R4)—Y-Z]n??(I), in which the index and the variables have the following meanings: n is an integer from 1 to 5; X is an at least n-valent, substituted or unsubstituted organic radical; R is a hydrogen atom or a monovalent substituted or unsubstituted organic radical; R1-R4 independently of one another are a hydrogen atom, halogen atom or monovalent, substituted or unsubstituted organic radical, it being possible for at least two radicals to be cyclically linked to one another; Y is a divalent, linking functional group containing at least one oxygen atom; and Z is an organic radical containing at least one group which can be activated by actinic radiation; with the proviso that at least for n=1 the radical R and/or the radical X are/is substituted by at least one substituent of the general formula II: Z—Y—??(II), in which the variables Z and Y are as defined

Abstract: The present invention relates to processes for preparing actinic-radiation-curable and/or dual-cure poly(meth)acrylates by preparing a poly(meth)acrylate containing hydroxy-functional side chains and transesterifying or esterifying the poly(meth)acrylate containing hydroxy-functional side chains with a (meth)acrylate or (meth)acrylic acid. The present invention further relates to the actinic-radiation-curable and/or dual-cure poly(meth)acrylates themselves and to the use of the actinic-radiation-curable and/or dual-cure poly(meth)acrylates in the preparation of dispersions or as a component in coating formulations and topcoats comprising at least one actinic-radiation-curable and/or dual-cure poly(meth)acrylate.

Abstract: Coating materials curable thermally and with actinic radiation, comprising (A) at least one binder containing isocyanate-reactive functional groups and (B) a crosslinking component comprising (i) free and/or blocked isocyanate groups, (ii) reactive functional groups containing at least one bond which can be activated with actinic radiation, (iii) flexibilizing segments which as part of three-dimensional networks lower their glass transition temperature Tg, and (iv) hardening segments which as part of three-dimensional networks raise their glass transition temperature Tg; with the proviso that the crosslinking component (B) comprises or consists of at least one constituent which has the features (i) and (ii); processes for their preparation, and their use.

Abstract: Process for preparing partial (meth)acrylic esters of polyalcohols having different hydroxyl groups, process for their preparation, and use thereof.

Abstract: The invention relates to a compound containing at least one unsaturated, radically or cationically polymerizable group and at least one carbamate terminal group or urea terminal group.

Abstract: A heat-curable composition comprising (I) at least one constituent whose molecule comprises on average (A) at least one functional group containing at least one bond which may be activated by means of heat and/or actinic radiation, and/or (B) at least one reactive functional group which is able to undergo thermal crosslinking reactions with groups of its own kind and/or with complementary reactive functional groups, with the proviso that there are always groups (A) and (B) in the composition; said constituent excluding the polyurethane dispersion synthesized from aliphatic polyisocyanates, compounds containing isocyanate-reactive functional groups and containing bonds that may be activated with actinic radiation, low molecular mass aliphatic compounds containing isocyanate-reactive functional groups, compounds containing isocyanate-reactive functional groups and dispersing functional groups, neutralizing agents for the dispersing functional groups, blocking agents for isocyanate groups, and/or compounds c

Abstract: Coating materials curable thermally, or thermally and with actinic radiation, comprising

Abstract: A rheological aid comprising at least one urea derivative preparable by reacting

Abstract: The invention relates to powder coating material curable with high-energy radiation, comprising an unsaturated polyester resin (A) and a polymeric crosslinker (B) containing, based on the polymer main chain, terminal and/or pendant propenyl, butenyl and/or isoprenyl groups. The unsaturated polyester resin (A) and/or the polymeric crosslinker (B) comprise structural units of the general formula I and/or II. These novel powder coating materials are curable with high-energy radiation, preferably UV light, and are notable in particular for a very good viscosity stability during the preparation, in the melt, of the resins and the compounding of the coating materials, for outstanding coating properties, and for a low oxygen sensitivity on curing. The films resulting after the cure, moreover, exhibit outstanding elasticity.

Abstract: Composition curable thermally and with actinic radiation (dual-cure composition) comprising A) at least one constituent containing on average per molecule at least one primary or secondary carbamate group and at least one bond which can be activated with actinic radiation and preparable by from polyfunctional compounds containing at least two isocyanate-reactive, acid-reactive or epoxide-reactive functional groups and suitable monoisocyanates, monoacids or monoepoxides or from polyisocyanates, polyacids or polyepoxides and suitable compounds which contain an isocyanate-reactive, acid-reactive or epoxide-reactive functional group; and B) at least one constituent containing on average per molecule at least one carbamate-reactive functional group and also, where appropriate, at least one bond which can be activated with actinic radiation; and its use as adhesive, sealing compound and coating material.

Abstract: A process for producing coatings, in which