Abstract: The present invention relates to a polymerization catalyst, comprising at least two components, wherein at least one or more of said at least two components are selected from the group of nitrogen containing heterocycles and/or their derivatives and at least one or more of said at least two components is selected from the group of organic sulfur containing acids and/or derivatives of organic sulfur containing acids.

Abstract: The present invention relates to a curable composition, comprising specific meta-substituted aromatic compounds and at least one benzoxazine compound. In particular, the invention relates to the use of said meta-substituted aromatic compounds as curatives/catalysts for benzoxazine-containing compositions.

Abstract: The present invention relates to a curable composition, comprising at least one benzoxazine compound, and at least one sulfonic acid ester having a cyclic structure. In particular, the invention relates to the use of at least one sulfonic acid having a cyclic structure as a heat-activatable catalyst for curable composition, comprising at least one benzoxazine compound.

Abstract: The present invention relates to a catalyst, which is an organic component with electron withdrawing substituents and to compositions with such catalyst and at least one benzoxazine component, and the use of such compositions in adhesives, sealants and coatings.

Abstract: Polymerizable combinations, comprising at least one first component selected from the group of benzoxazine monomers and at least one second component selected from the group of aromatic esters are described. Further on the use of aromatic esters as additives to benzoxazine monomers as well as methods of coating a device by heating the above mentioned combination, and a device, coated by that way is explained.

Abstract: The present invention relates to adhesion-improved, curable compositions comprising a cyclic ether, a cyclic thiocarbonate, an amine and a carboxylic acid. A method of making such compositions and their use in adhesives, sealants and coatings are also provided.

Abstract: The present invention relates to primer compositions for adhesive bonding systems. The primer compositions may be in the form of sprayable aqueous dispersions, which are shelf stable at ambient temperatures for up to three months under ambient temperature conditions, and demonstrate a cure profile of 45 to 120 minutes within the temperature range of 220° F. to 350° F. within 60 minutes of application. Significantly, the inventive primer compositions are substantially free of chromate.

Abstract: The present invention relates to a catalyst, which is an organic component with electron withdrawing substituents and to compositions with such catalyst and at least one benzoxazine component, and the use of such compositions in adhesives, sealants and coatings.

Abstract: Polymerizable combinations, comprising at least one first component selected from the group of benzoxazine monomers and at least one second component selected from the group of aromatic esters are described. Furtheron the use of aromatic esters as additives to benzoxazine monomers as well as methods of coating a device by heating the above mentioned combination, and a device, coated by that way is explained.

Abstract: The present invention relates to a polymerization catalyst, comprising at least two components, wherein at least one or more of said at least two components are selected from the group of nitrogen containing heterocycles and/or their derivatives and at least one or more of said at least two components is selected from the group of organic sulfur containing acids and/or derivatives of organic sulfur containing acids.

Abstract: The invention refers to salts of at least one imidazole of the general formula (I), in which R1, R2, R3 and R4 are the same or different and denote hydrogen, an alkyl residue having 1 to 20, preferably 1 to 10, more preferably 1 to 4 carbon atoms, or a substituted or unsubstituted aryl or arylalykl residue having 6 to 10 carbon atoms, and at least one aliphatic or aromatic mono- or dicarboxylic acid. The molar ratio of carboxylic acid to imidazole, based on the functionality of the acid, is 1:1.1 to 1:6. The invention also relates to a method for manufacturing the imidazole salts, to their use, and to epoxy resin compositions containing said salts.

Abstract: The present invention relates to 1,3-oxathiolane-2-thione compounds of the general formula (I): wherein R1 and R2 are the same or different, each of which denotes a straight-chain or branched alkoxy residue with 1 to 6 carbon atoms or an aryloxy or aralkyloxy residue, R3 is different or the same as R1 or R2 or an aliphatic residue, an amino residue, a halogen residue, an aromatic or heteroaromatic residue, or an araliphatic or heteroaraliphatic residue, R4 is a bridging group selected from the groups consisting of aliphatic, heteroaliphatic, araliphatic, heteroaraliphatic, aromatic and heteroaromatic groups and R5 is hydrogen, an aliphatic, heteroaliphatic, araliphatic, heteroaraliphatic, aromatic, heteroaromatic, cycloaliphatic or heterocycloaliphatic group or R4 and R5 form a cycloaliphatic, cycloheteroaliphatic, aromatic or heteroaromatic residue, which is optionally substituted with an aliphatic, heteroaliphatic residue serving as a bridging group to the silicon atom and X and Y are different and sele

Abstract: The invention relates to an adhesive containing two components A and B, whereby component A comprises both a functional group which can be polymerized by means of irradiation with UV beams as well as at least one functional group which is able to react with a compound having at least one acidic hydrogen atom and component B comprises at least two functional groups which can be polymerized by means of irradiation with UV beams or with electron beams. The adhesive is suitable for the production of composite materials and exhibits a high flexibility with a good initial bonding.

Abstract: The invention relates to a two-component polyurethane adhesive based on a polyol component and a polyisocyanate component. An adhesive bond produced using the adhesive between two steel panels coated with cathodic electrocoat has, at a temperature of ?40° C., an impact peel strength as measured by ISO 11343 of at least 11 N/mm. The invention further relates to an additive for polyurethane adhesives and also to the use of said additives.

Abstract: The present invention relates to adhesion-improved, curable compositions comprising a cyclic ether, a cyclic thiocarbonate, an amine and a carboxylic acid. A method of making such compositions and their use in adhesives, sealants and coatings are also provided.

Abstract: The present invention relates to 1,3-oxathiolane-2-thione compounds of the general formula (I): wherein R1 and R2 are the same or different, each of which denotes a straight-chain or branched alkoxy residue with 1 to 6 carbon atoms or an aryloxy or aralkyloxy residue, R3 is different or the same as R1 or R2 or an aliphatic residue, an amino residue, a halogen residue, an aromatic or heteroaromatic residue, or an araliphatic or heteroaraliphatic residue, R4 is a bridging group selected from the groups consisting of aliphatic, heteroaliphatic, araliphatic, heteroaraliphatic, aromatic and heteroaromatic groups and R5 is hydrogen, an aliphatic, heteroaliphatic, araliphatic, heteroaraliphatic, aromatic, heteroaromatic, cycloaliphatic or heterocycloaliphatic group or R4 and R5 form a cycloaliphatic, cycloheteroaliphatic, aromatic or heteroaromatic residue, which is optionally substituted with an aliphatic, heteroaliphatic residue serving as a bridging group to the silicon atom and X and Y are different and sel

Abstract: Self-dispersing, hardenable epoxy resins produced by reacting one or more ?,?-unsaturated carboxylic acid esters with one or more aminopolyalkylene oxide compounds, and reacting the thus formed intermediate with one or more polyepoxide compounds, are described. Processes for their production, aqueous dispersions containing the same and methods for their use are also described.

Abstract: Polyamides based on reaction products of C4-C18 dicarboxylic acids and diamines are suitable as molding compositions for the production of moldings in the low pressure injection molding process, and for adhesive sealing or filling in the production of electrical or electronic devices, in particular of plugs, cables, switches, sensors, transponders, modules, printed circuit boards or smart cards. In comparison with conventional molding compositions based in known hot melt adhesives, said polyamides exhibit higher strength values, higher abrasion resistance and higher chemical resistance.

Abstract: Self-dispersing, hardenable epoxy resins produced by reacting one or more ?,?-unsaturated carboxylic acid esters with one or more aminopolyalkylene oxide compounds, and reacting the thus formed intermediate with one or more polyepoxide compounds, are described. Processes for their production, aqueous dispersions containing the same and methods for their use are also described.

Abstract: Adhesive systems are useful for bonding wrap-around labels using an overlap adhesive in their application to blown plastic containers, more particularly plastic bottles. The adhesive system includes reactive contact adhesives based on multifunctional macromonomer compounds curable in steps by different reaction mechanisms, which may also be present mixed with one-stage reactive mixture components.