(19)

(11)

EP 0 690 890 A1

(12)

(43) Date of publication: 10.01.1996 Bulletin 1996/02 (21) Application number: 94910460.0 (22) Date of filing: 23.03.1994

(51) International Patent Classification (IPC):  C08K 5/ 5333( . ) (86) International application number: PCT/GB1994/000605 (87) International publication number: WO 1994/021724 (29.09.1994 Gazette 1994/22)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI NL (30) Priority: 23.03.1993 GB 19930005969 (71) Applicant: COURTAULDS PLC London W1A 2BB (GB)	(72) Inventors: LEAKE, Jonathan Stuart Cannon Park, Coventry CV4 7DL (GB) LAW, Paul William Balsall Common, Coventry CV7 7DW (GB) (74) Representative: Hale, Stephen Geoffrey, et al  J.Y. & G.W. Johnson Furnival House 14/18 High Holborn London WC1V 6DE London WC1V 6DE (GB)