(19)

(11)

EP 0 724 488 A1

(12)

(43) Date of publication: 07.08.1996 Bulletin 1996/32 (21) Application number: 94927906.0 (22) Date of filing: 11.08.1994

(51) International Patent Classification (IPC):  C23C 2/ 06( . ) C23C 2/ 26( . ) C23C 22/ 33( . ) C25D 5/ 48( . ) C04B 28/ 34( . ) C23C 22/ 30( . ) C23C 28/ 00( . ) (86) International application number: PCT/US1994/008318 (87) International publication number: WO 1995/005247 (23.02.1995 Gazette 1995/09)

(84) Designated Contracting States: AT BE DE FR GB IT NL SE (30) Priority: 14.08.1993 JP 19930222229 (71) Applicant: HENKEL CORPORATION Plymouth Meeting, PA 19462 (US)	(72) Inventors: MIZUNO, Kensuke Hiratsuka-shi Kanagawa-ken 254 (JP) OGINO, Takao Kanagawa-ken 254 (JP) KAWAGUCHI, Jyun Tokyo 194 (JP) (74) Representative: Sanderson, Laurence Andrew, et al  SANDERSON & CO. European Patent Attorneys 34, East Stockwell Street Colchester Essex CO1 1ST Colchester Essex CO1 1ST (GB)