Internal mold release agents, their use for preparing molded...

Details Internal mold release agents, their use for preparing molded... Internal mold release agents, their use for preparing molded...

C - Chemistry, Metallurgy

08

J

6/6, 400/7431

C08J 9/00 (2006.01) B29C 33/60 (2006.01) C08K 5/09 (2006.01) C08K 5/098 (2006.01) C08K 5/16 (2006.01) C08K 5/29 (2006.01)

Patent

CA 1298040

INTERNAL MOLD RELEASE AGENTS, THEIR USE FOR PREPARING MOLDED ARTICLES USING POLYISOCYANATE-ADDITION POLYMERIZATION, AND A PROCESS FOR PREPARING MOLDED ARTICLES Abstract of the Disclosure Disclosed are internal mold release agents for the preparation of molded articles using polyisocyanate addition polymerization, which are comprised of: A) at least one ketimine, aldimine, enamine, cyclic Schiff base or a mixture of at least two of said compounds; B) at least one metal salt of an organic carboxylic acid having from 8 to 24 carbon atoms; and C) optionally including at least one carboxylic acid, organic sulphonic acid, mineral acid, or amidosulphonic acid, and their use in preparing molded articles comprised of polyurethane-plastics, polyurea-plastics, polyurethane- polyurea-plastics, polyurethane-polyurea-polyamide-plas- tics, or polyurea-polyamide-plastics. -70-

547274

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