(19)

(11)

EP 0 586 433 A1

(12)

(43) Date of publication: 16.03.1994 Bulletin 1994/11 (21) Application number: 92910335.0 (22) Date of filing: 21.05.1992

(51) International Patent Classification (IPC):  C08K 3/ 02( . ) C08K 5/ 521( . ) C08L 67/ 02( . ) H01B 3/ 42( . ) C08K 3/ 32( . ) C08L 67/ 00( . ) C08L 71/ 02( . ) H01B 7/ 295( . ) (86) International application number: PCT/GB1992/000922 (87) International publication number: WO 1992/020731 (26.11.1992 Gazette 1992/29)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB IT LI NL SE (30) Priority: 24.05.1991 GB 19910011220 (71) Applicant: RAYCHEM LIMITED London, EC4A 1NH (GB)	(72) Inventor: HOOD, Kathleen Ravensthorpe NN6 8EW (GB) (74) Representative: Jay, Anthony William, et al  Raychem Limited Intellectual Property Law Department Faraday Road Dorcan Swindon, Wilts SN3 5HH Swindon, Wilts SN3 5HH (GB)