C - Chemistry – Metallurgy – 09 – J
Patent
C - Chemistry, Metallurgy
09
J
400/1800, 400/30
C09J 7/04 (2006.01) B44C 1/17 (2006.01) C08G 63/668 (2006.01) C08L 33/06 (2006.01) C09J 7/02 (2006.01) C09J 123/08 (2006.01) C09J 167/00 (2006.01)
Patent
CA 1101145
Abstract of the Disclosure A hot melt adhesive system which has pressure-sensitive adhesive characteristics at room temperature comprising a blend of a heat-acti- vatable hot melt adhesive containing therein inherently tacky elastomeric copolymer microsheres. The microspheres consist of 90 to 99.5 percent by weight of cleophilic, water-emulsifier alkyl acrylate ester and 0.5 to 10 percent by weight of an ionic monomer or maleic anhydride.
289840
Loder Harry A.
Mathna Charles A.
Minnesota Mining And Manufacturing Company
Smart & Biggar
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