(19)

(11)

EP 0 427 780 A1

(12)

(43) Date of publication: 22.05.1991 Bulletin 1991/21 (21) Application number: 89909314.0 (22) Date of filing: 07.08.1989

(51) International Patent Classification (IPC):  C09J 7/ 02( . ) B32B 5/ 22( . ) A47G 27/ 04( . ) C09J 7/ 04( . ) (86) International application number: PCT/US1989/003384 (87) International publication number: WO 1990/001411 (22.02.1990 Gazette 1990/05)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 08.08.1988 US 19880229636 (71) Applicant: ORCON CORPORATION Union City, CA 94587 (US)	(72) Inventors: LA MAR, Georgia, L. Hayward, CA 94541 (US) VIJAYAKUMAR, Prema Fremont, CA 94536 (US) (74) Representative: Ford, Michael Frederick  MEWBURN ELLIS York House 23 Kingsway London WC2B 6HP London WC2B 6HP (GB)