(19)

(11)

EP 0 793 737 A1

(12)

(43) Date of publication: 10.09.1997 Bulletin 1997/37 (21) Application number: 95942466.0 (22) Date of filing: 06.12.1995

(51) International Patent Classification (IPC):  C23C 22/ 16( . ) C23C 22/ 36( . ) (86) International application number: PCT/US1995/015227 (87) International publication number: WO 1996/017976 (13.06.1996 Gazette 1996/27)

(84) Designated Contracting States: AT BE DE ES FR GB IT SE (30) Priority: 06.12.1994 JP 19940302289 (71) Applicant: HENKEL CORPORATION Plymouth Meeting, PA 19462 (US)	(72) Inventors: NAGASHIMA, Yasuhiko Hiratsuka-shi, Kanagawa-ken 254 (JP) ISHII, Hitoshi Hiratsuka-shi, Kanagawa-ken 254 (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)