(19)

(11)

EP 0 277 973 A1

(12)

(43) Date of publication: 17.08.1988 Bulletin 1988/33 (21) Application number: 87905105.0 (22) Date of filing: 22.07.1987

(51) International Patent Classification (IPC):  G02F 1/ 1343( . ) G02F 1/ 1334( . ) G02F 1/ 155( . ) (86) International application number: PCT/US1987/001761 (87) International publication number: WO 1988/000715 (28.01.1988 Gazette 1988/03)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI NL SE (30) Priority: 22.07.1986 GB 19860017866 (71) Applicant: RAYCHEM CORPORATION (a California corporation) Menlo Park California 94025 (US)	(72) Inventor: JONES, Philip Mountain View, CA 94043 (US) (74) Representative: Jay, Anthony William, et al  Raychem Limited Intellectual Property Law Department Faraday Road Dorcan Swindon Wiltshire SN3 5HH Dorcan Swindon Wiltshire SN3 5HH (GB)