EP 0876522 B1 20010321 - Process for producing cellulose fibres
Title (en)
Process for producing cellulose fibres
Title (de)
Verfahren zur Herstellung von Zellulosefasern
Title (fr)
Procédé de production de fibres de cellulose
Publication
Application
Priority
- DE 9602190 W 19961113
- DE 19600572 A 19960109
Abstract (en)
[origin: US6103162A] PCT No. PCT/DE96/02190 Sec. 371 Date Dec. 14, 1998 Sec. 102(e) Date Dec. 14, 1998 PCT Filed Nov. 13, 1996 PCT Pub. No. WO97/25462 PCT Pub. Date Jul. 17, 1997The invention relates to a process for producing flexible cellulose fibres by spinning solutions of the cellulose through spinnerets over an air layer in an amine oxide-containing aqueous and/or alcoholic regenerating bath followed by drying, in which the damp threads from the spinneret are taken before drying through at least one post-treatment bath containing water and water-miscible alkanols, diols, triols or mixtures thereof, and a washing bath containing water, an alkanol, a diol or a triol.
IPC 1-7
IPC 8 full level
D01F 2/00 (2006.01); D01F 11/02 (2006.01)
CPC (source: EP US)
D01F 2/00 (2013.01 - EP US); D01F 11/02 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE DE GB
DOCDB simple family (publication)
US 6103162 A 20000815; AT E199943 T1 20010415; DE 19600572 A1 19970710; DE 19600572 B4 20050310; DE 59606647 D1 20010426; EP 0876522 A1 19981111; EP 0876522 B1 20010321; WO 9725462 A1 19970717
DOCDB simple family (application)
US 9167998 A 19981214; AT 96945731 T 19961113; DE 19600572 A 19960109; DE 59606647 T 19961113; DE 9602190 W 19961113; EP 96945731 A 19961113