(19)

(11)

EP 0 813 741 A1

(12)

(43) Date of publication: 29.12.1997 Bulletin 1997/52 (21) Application number: 96904945.0 (22) Date of filing: 06.03.1996

(51) International Patent Classification (IPC):  C08K 9/ 04( . ) C09D 123/ 04( . ) C08L 23/ 04( . ) H01B 3/ 44( . ) (86) International application number: PCT/GB1996/000501 (87) International publication number: WO 1996/027885 (12.09.1996 Gazette 1996/41)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 08.03.1995 GB 19950004705 (71) Applicant: SCAPA GROUP PLC Blackburn, Lancashire BB2 6AY (GB)	(72) Inventors: RICHARDSON, Peter, James Cheshire SK7 1PJ (GB) PRESTON, Joseph Manchester M34 7PX (GB) SAWYER, Dudley, Noel Cheshire CW6 9NU (GB) CHENG, Lai, Ping Manchester M34 5WB (GB) (74) Representative: Goodwin, Mark, et al  Wilson, Gunn, M'Caw, 41-51 Royal Exchange, Cross Street Manchester M2 7BD Manchester M2 7BD (GB)