B - Operations – Transporting – 08 – B
Patent
B - Operations, Transporting
08
B
149/12.1
B08B 3/08 (2006.01) B08B 7/00 (2006.01) B22C 7/00 (2006.01) C11D 3/37 (2006.01)
Patent
CA 1229779
METAL CLEANING Abstract of the Disclosure A process for cleaning a metal, plastic or wood surface on which there is a residue resulting from contact with a cured resin which comprises applying to said surface a solution of a copolymer of N-vinyl-2-pyrrolidone and maleic acid, drying said solution of N-vinyl-2-pyrrolidone and maleic acid to form a film, and separating said film from the metal surface.
492853
Penn Specialty Chemicals Inc.
Smart & Biggar
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