(19)

(11)

EP 0 865 519 A1

(12)

(43) Date of publication: 23.09.1998 Bulletin 1998/39 (21) Application number: 96932865.0 (22) Date of filing: 30.09.1996

(51) International Patent Classification (IPC):  C08L 21/ 00( . ) D01F 6/ 90( . ) D01F 6/ 46( . ) (86) International application number: PCT/NL1996/000379 (87) International publication number: WO 1997/013894 (17.04.1997 Gazette 1997/17)

(84) Designated Contracting States: AT BE CH DE ES FR GB IT LI NL (30) Priority: 02.10.1995 BE 19950000816 (71) Applicant: DSM N.V. 6411 TE Heerlen (NL)	(72) Inventors: BASTIAANSEN, Cornelis, Wilhelmus, Maria NL-6217 HB Maastricht (NL) GELISSEN, Franciscus, Wilhelmus, Maria D-52538 Selfkant (DE)