(19)

(11)

EP 0 515 401 A1

(12)

(43) Date of publication: 02.12.1992 Bulletin 1992/49 (21) Application number: 91902997.0 (22) Date of filing: 01.02.1991

(51) International Patent Classification (IPC):  B29C 55/ 00( . ) C08F 290/ 00( . ) C08F 299/ 02( . ) C08J 5/ 00( . ) C08J 5/ 18( . ) C08L 33/ 14( . ) D01F 6/ 52( . ) B29K 33/ 00( . ) C08F 2/ 44( . ) C08F 299/ 00( . ) C08F 299/ 06( . ) C08J 5/ 04( . ) C08L 33/ 02( . ) C08L 63/ 10( . ) D01F 9/ 21( . ) B29L 7/ 00( . ) (86) International application number: PCT/NL1991/000014 (87) International publication number: WO 1991/011489 (08.08.1991 Gazette 1991/18)

(84) Designated Contracting States: BE CH DE ES FR GB IT LI NL SE (30) Priority: 02.02.1990 NL 19900000258 (71) Applicant: DSM N.V. NL-6411 TE Heerlen (NL)	(72) Inventor: BASTIAANSEN, Cornelis, Wilhelmus, Maria NL-6161 BH Geleen (NL)