EP 0178899 A3 19870415 - METAL CLEANING
Title (en)
METAL CLEANING
Publication
Application
Priority
US 66111384 A 19841015
Abstract (en)
[origin: EP0178899A2] 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 copolymer to form a film, and separating said film from said surface.
IPC 1-7
IPC 8 full level
C09D 5/20 (2006.01); B08B 7/00 (2006.01); B22C 3/00 (2006.01); B22C 7/00 (2006.01); C09D 137/00 (2006.01); C11D 3/37 (2006.01); C11D 17/00 (2006.01); C23G 5/00 (2006.01)
CPC (source: EP)
B08B 7/0014 (2013.01); B22C 7/00 (2013.01); C11D 3/3776 (2013.01)
Citation (search report)
- [A] US 4351673 A 19820928 - LAWSON MICHAEL B
- [A] US 4325744 A 19820420 - PANAYAPPAN RAMANATHAN, et al
- [A] US 4200671 A 19800429 - ERICKSON ROBERT E [US], et al
- [AD] US 4424079 A 19840103 - BARABAS EUGENE S [US]
Designated contracting state (EPC)
DE FR GB IT SE
DOCDB simple family (publication)
EP 0178899 A2 19860423; EP 0178899 A3 19870415; CA 1229779 A 19871201; ES 547837 A0 19871116; ES 8800625 A1 19871116; JP H0460520 B2 19920928; JP S61179268 A 19860811
DOCDB simple family (application)
EP 85307405 A 19851015; CA 492853 A 19851011; ES 547837 A 19851014; JP 22707885 A 19851014