Improved adhesive composition

C - Chemistry – Metallurgy – 09 – J

Patent

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Details

C09J 133/00 (2006.01)

Patent

CA 2753865

The invention relates to an adhesive composition comprising at least one adhesive composition and at least one rheology modifier, whereby as the rheology modifier use is made of a copolymer of which the monomers are comprising .cndot. an alkyl ester of an unsaturated monocarboxylic acid of the formula CH2=CR-COOH wherein R is a substituent selected from the group consisting of H, a monovalent alkyl, aryl, or alkylaryl radical, a monovalent cyclo alkyl radical, and an alkoxy, haloalkyl or cyanoalkyl group, and .cndot. a C5-C35 alkyl alkoxylated acrylate or methacrylate or of a mixture of two or more hereof.

La présente invention concerne une composition adhésive comprenant au moins une composition adhésive et au moins un modifieur de rhéologie, caractérisée en ce que, en tant que modifieur de rhéologie, il est utilisé un copolymère dont les monomères comprennent - un ester d'alkyle d'un acide monocarboxylique insaturé de formule CH2=CR-COOH où R est un substituant choisi dans le groupe constitué de H, un radical alkyle monovalent, aryle, ou alkylaryle, un radical cycloalkyle monovalent, et un groupe alcoxy, halogénoalkyle ou cyanoalkyle, et - un acrylate ou méthacrylate alcoxylé d'alkyle en C5-C35 ou un mélange de deux ou plus de ceux-ci.

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