EP 0797631 A1 19971001 - ARTIFICIAL PATINA
Title (en)
ARTIFICIAL PATINA
Title (de)
KÜNSTLICHE PATINA
Title (fr)
PATINE ARTIFICIELLE
Publication
Application
Priority
- AU PM529494 A 19940426
- AU 9500236 W 19950421
Abstract (en)
[origin: WO9529207A1] The invention relates to an artificial patination formulation and method of coating a copper substrate with an artificial patina. The formulation comprises the reaction product of copper sulfate and optionally iron sulphate, with an inorganic hydroxide compound; and a suitable binder. The invention also relates to a method of coating a copper substrate with an artificial patina comprising contacting the copper substrate with a persulphate solution and then allowing the contacted surface to oxidize in a high humidity atmosphere.
IPC 1-7
C09D 1/02; C09D 1/00; C09D 7/12; C23C 22/52; C23C 22/63; C23C 22/68
IPC 8 full level
C04B 22/14 (2006.01); C04B 28/00 (2006.01); C04B 28/26 (2006.01); C09D 1/00 (2006.01); C09D 1/02 (2006.01); C09D 7/12 (2006.01); C23C 8/40 (2006.01); C23C 22/52 (2006.01); C23C 22/63 (2006.01)
CPC (source: EP)
C04B 22/14 (2013.01); C04B 28/00 (2013.01); C04B 28/26 (2013.01); C09D 1/00 (2013.01); C23C 8/40 (2013.01); C04B 2111/00525 (2013.01)
C-Set (source: EP)
Designated contracting state (EPC)
AT BE CH DE DK FR GB IE IT LI SE
DOCDB simple family (publication)
WO 9529207 A1 19951102; AU PM529494 A0 19940519; CA 2188661 A1 19951102; EP 0797631 A1 19971001; EP 0797631 A4 19980506; JP H10503224 A 19980324
DOCDB simple family (application)
AU 9500236 W 19950421; AU PM529494 A 19940426; CA 2188661 A 19950421; EP 95916502 A 19950421; JP 52722895 A 19950421