Abstract: Compounds of the formula I wherein Q denotes a n-valent aliphatic, cycloaliphatic, aromatic or araliphatic radical, n is a integer from 4 to 512, R1 is hydrogen or methyl, Y is a radical containing 2 to 30 carbon atoms selected from alkyl, aryl, aralkyl, cycloalkyl, cycloalkylalkyl, alkoxy, aryloxy, aryloxy, cycloalkoxy, cycloalkylalkoxy, —NR2R3, —OCOR2, wherein R2 and R3 independently of one another denote alkyl, aryl, aralkyl or cycloalkyl, or Y is a radical of formula II wherein A denotes a m-valent aliphatic, cycloaliphatic, aromatic or araliphatic radical, m is an integer from 2 to 4, have a low viscosity and useful attributes in Adhesive and Tooling materials.

Abstract: Compounds of the formula I wherein Q denotes a n-valent residue of an aliphatic polyol having a weight average molecular weight mw of 100 to 25000, n is an integer from 2 to 512, R1 is hydrogen or methyl, A denotes a m-valent aliphatic, cycloaliphatic, aromatic or araliphatic radical, m is an integer from 2 to 4, and Y is Z—CO—R2 or R3 wherein Z is a direct bond, C2-C10alkyleneoxy, phenyleneoxy, —(CH2CH2O)k— or (CHCH3CH2O)k— and k is an integer from 1 to 20, R2 denotes C2-C10alkenyl and R3 is C2-C10alkenyl or C1-C12alkyl having at least one halogen or nitro substituent at the &agr;-C-atom, phenyl having at least one halogen, nitro, alkyl, haloalkyl or alkoxy substituent or naphthyl having at least one halogen, nitro, alkyl, haloalkyo or alkoxy substituent, T is hydrogen or has the same meaning as Y can be used as toughening agents for adhesive compositions and yield products of high fracture and impact toughness.

Abstract: Compounds of formula (I) wherein Q denotes a n-valent residue of an aliphatic polyol having a weight average molecular weight mw of 100 to 25000, n is an integer from 2 to 512, R1 is hydrogen or methyl, A denotes a m-valent aliphatic, cycloaliphatic, aromatic or araliphatic radical, m is an integer from 2 to 4, and Y is a radical of formula (II) or (III) wherein E is a k-valent aliphatic, cycloaliphatic, aromatic or araliphatic radical and k is an integer from 2 to 4, can be used as curing agents for epoxy resins and yields products of high fracture and impact toughness.

Abstract: The present invention relates to adhesive compositions comprising at least one light emitting material and which are suitable for bonding substrates together and may be detected and measured via non-invasive techniques.

Abstract: A curable epoxy resin composition comprising (A) an epoxy resin, (B) a thixotropic agent in an amount sufficient to induce thixotropic properties, and a hardener comprising (C) at least one polyethyleneimine and (D) at least one other amine having at least 2 amino hydrogen atoms, the combined amounts of (C) and (D) being sufficient to effect cure of the epoxy resin.

Abstract: The present invention provides pourable curable composition which comprises the product obtained by mixing (a) a liquid epoxy resin containing a sufficient amount of a thixotropic agent to induce thixotropic properties with (b) a hardener composition which contains a tertiary amine compound in an amount sufficient to at least cause the mixture to become pourable after mixing.