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EP 0 820 538 A1

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(43) Date of publication: 28.01.1998 Bulletin 1998/05 (21) Application number: 95920316.0 (22) Date of filing: 30.03.1995

(51) International Patent Classification (IPC):  D01F 6/ 90( . ) (86) International application number: PCT/RU1995/000057 (87) International publication number: WO 1996/030569 (03.10.1996 Gazette 1996/44)

(84) Designated Contracting States: DE FR GB IE NL (71) Applicant: Vserossiisky Nauchno-Issledovatelsky Institut Polymernykh Volokon S Opytnym Za Vodom (VNIIPV) Mytischi, 141009 (RU)

(72) Inventors: SOKOLOVA, Tatyana Sergeevna Moscow, 127562 (RU) KALMYKOVA, Vera Dmitrievna Mytischi, 141009 (RU) SHEPTUKHINA, Vera Nikolaevna Jubileiny, 141080 (RU) SEROVA, Ljudmila Dmitrievna Jubileiny, 141080 (RU) ROZHDESTVENSKAYA, Tatyana Andreevna Jubileiny, 141080 (RU) KIYA-OGLU, Vladimir Nikolaevich Mytischi, 141009 (RU) VOLOKHINA, Alexandra Vasilievna Mytischi, 141009 (RU) TIKANOVA, Ljubov Yakovlevna Moscow, 129338 (RU) (74) Representative: Pochart, François, et al  Cabinet Hirsch-Desrousseaux-Pochart, 34 rue de Bassano 75008 Paris 75008 Paris (FR)