Water-soluble pressure sensitive adhesive

Details Water-soluble pressure sensitive adhesive Water-soluble pressure sensitive adhesive

C - Chemistry, Metallurgy

09

J

C09J 4/00 (2006.01) C09J 133/06 (2006.01) C09J 133/26 (2006.01)

Patent

CA 2154483

A water-soluble or water-dispersible pressure sensitive adhesive is provided comprised of a normally-tacky copolymer of a water-soluble base monomer and a water-soluble or water-dispersible macromer. In a preferred embodiment, the water-soluble base monomer comprises a carboxylic hydroxyalkyl ester monomer and the water-soluble macromer comprises an ethoxylated or propoxylated hydroxyalkyl(meth)acrylate.

Adhésif autocollant pouvant se dissoudre ou se disperser dans l'eau, constitué d'un copolymère normalement collant formé d'un monomère de base soluble dans l'eau et d'un macromère pouvant se dissoudre ou se disperser dans l'eau. Dans une forme de réalisation préférée, le monomère de base soluble dans l'eau comprend un monomère d'ester d'hydroxyalkyle carboxylique et le macromère soluble dans l'eau comprend un (méth)acrylate d'hydroxyalkyle éthoxylé ou propoxylé.

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