Abstract: The present invention relates to adhesives which contain a polyester polyol on the basis of furandicarboxylic acid obtained from renewable raw materials, and to a method for bonding substrates, in particular film-like substrates, using said adhesive.

Abstract: The invention relates to a 2-component polyurethane adhesive, in particular for laminating films, wherein the PU adhesive, based on the total weight of the laminating adhesive composition, (a) contains as resin component at least one NCO-terminated polyurethane pre-polymer having a content of at least 40% by weight of diphenylmethandiisocyanate (MDI), wherein the MDI is 4,4?-diphenylmethandiisocyanate or a mixture thereof with 2,4?-diphenylmethandiisocyanate, and (b) contains as hardener component a polyol mixture comprising at least three different polyols. The invention further relates to the use of the adhesive for adhesively bonding films, to methods for producing composite films, and to composite films bonded by means of the described adhesive.

Abstract: The invention relates to a two-component polyurethane adhesive, in particular for laminating films, wherein the PU adhesive, based on the total weight of the laminating adhesive composition, (a) contains as resin component at least one NCO-terminated polyurethane pre-polymer having a content, based on the total weight of the resin component, of at least 40 wt % of diphenylmethanedi-isocyanate (MDI), wherein the MDI is 4,4?-diphenylmethanediisocyanate or a mixture thereof with 2,4?-diphenylmethanediisocyanate, and 2 to 20 wt % of polyglycol having a molecular weight Mw of 200 to <1000 g per mol, and (b) contains as hardener component a polyol mixture comprising 2, 3, or more different polyols and is free of polyesters. The invention further relates to the use of the adhesive for bonding films, to methods for producing composite films, and to composite films bonded with the adhesive described.

Abstract: The present invention relates to a polyurethane adhesive, in particular for laminating multilayer films, wherein the PU adhesive contains—based on the total weight of the adhesive—5 to 50 wt %, preferably 10 to 40 wt %, particularly preferably 20 to 30 wt % of at least one solid particulate filler, wherein at least 90% of the filler particles of the at least one filler has a particle size of 4 ?m or less, and the at least one filler has a Mohs hardness of 3 or less. The present invention also relates to the use of the adhesive for adhering films, to methods for producing composite films, and to composite films adhered using the aforementioned adhesive.

Abstract: A method for adhesively bonding shaped elements made from wood-based materials to flexible film substrates, in which i) the side that is to be bonded is mechanically processed, ii) a reactive one- or two-component polyurethane adhesive is applied to the center regions of this side, iii) an aqueous adhesive based on EVA, PVAc, PVOH is applied at least to the outer region of this side, and iv) this side is bonded to a flexible substrate as an edge coating.

Abstract: Moldings comprising pellets of natural raw materials having a particle size from 0.5 to 15 mm, bonded with a two-component polyurethane adhesive, said adhesive containing oligomers of aliphatic isocyanates as the isocyanate component.

Abstract: A method for adhesively bonding shaped elements made from wood-based materials to flexible film substrates, in which i) the side that is to be bonded is mechanically processed, ii) a reactive one- or two-component polyurethane adhesive is applied to the center regions of this side, iii) an aqueous adhesive based on EVA, PVAc, PVOH is applied at least to the outer region of this side, and iv) this side is bonded to a flexible substrate as an edge coating.

Abstract: Coating agent for wooden or plastic surfaces containing 30 to 80% by weight of a polyolefin comprising at least two alkoxysilane groups, 5 to 40% by weight of at least one compound comprising (meth)acryl groups having 1 to 10 radiation-reactive groups, 0.1 to 6% by weight catalysts and initiators, 0 to 50% by weight adjuvants, selected from resins, adhesion promoters, stabilizers, pigments/fillers, softeners, waxes, thermoplastic polymers or water-binding agents, wherein the coating agent is solid at room temperature and can be cross-linked by actinic radiation and by moisture.

Abstract: Coating agent for wooden or plastic surfaces containing 30 to 80% by weight of a polyolefin comprising at least two alkoxysilane groups, 5 to 40% by weight of at least one compound comprising (meth)acryl groups having 1 to 10 radiation-reactive groups, 0.1 to 6% by weight catalysts and initiators, 0 to 50% by weight adjuvants, selected from resins, adhesion promoters, stabilizers, pigments/fillers, softeners, waxes, thermoplastic polymers or water-binding agents, wherein the coating agent is solid at room temperature and can be cross-linked by actinic radiation and by moisture.

Abstract: The invention relates to a method for adhesively bonding substrates together that contains irregularities on the surface of the substrates. The adhesive is particularly suitable for adhesively bonding thin flexible substrates onto a rigid substrates.

Abstract: Reactive polyurethane adhesive compositions are provided which contain one or more polyols, one or more polyisocyanates, and one or more fillers and which have specific caloric values according to EN ISO 1716 of not more than 20 MJ/kg.