Title:
PREPARATION OF REGENERATED CELLULOSE FIBER
Document Type and Number:
Japanese Patent JP2995130
Kind Code:
B2
Abstract:
A process for the production of rayon fibers. The viscose solution is spun into a spinbath which is acidic in character but has no zinc salt like conventional baths. The spin bath contains sulphuric acid, aluminum sulphate and sodium sulphate. The spinning is at temperatures of 35 DEG -60 DEG C. Usual stretching and post spinning operations are carried out as necessary. The regenerated cellulose fibers obtained are of novel cross-sections, namely of 'c' cross section not achieved ever before. The fibers exhibit increased luster and softness.
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Inventors:
INDOUBAI HEMUCHIYANDO PAREKU
SUNANDA KUMARU ROIMOURIKU
SUNANDA KUMARU ROIMOURIKU
Application Number:
JP11469693A
Publication Date:
December 27, 1999
Filing Date:
May 17, 1993
Export Citation:
Assignee:
BAALA RES INST FOR APPLIED SCI
International Classes:
D01F2/08; D01F2/00; (IPC1-7): D01F2/08
Attorney, Agent or Firm:
Akihide Sugimura (5 outside)