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Title:
METHOD FOR DRYING CELLULOSIC FIBER
Document Type and Number:
Japanese Patent JP2002201575
Kind Code:
A
Abstract:

To provide a method for dyeing a cellulosic fiber and sewed product by using a reaction disperse dye in a supercritical high-pressure carbon dioxide system.

A cellulosic fiber material is pretreated with a polar solvent such as an ethylene glycol derivative, N-methylpyrrolidone, etc., capable of swelling the fiber and an alkali agent and dyed with a reaction disperse dye in a mixed fluid of the supercritical carbon dioxide and a polar solvent such as ethanol, acetone, etc.


Inventors:
MAEDA SHINGO
MOTOYUKI SADATERU
TAKAO ITSURO
KIKUCHI KEIICHI
MISHIMA KENJI
HIBARA TOSHIO
UMETSU JUNJIRO
NANBA MAKOTO
Application Number:
JP2000399264A
Publication Date:
July 19, 2002
Filing Date:
December 27, 2000
Export Citation:
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Assignee:
OKAYAMA PREFECTURE
HOWA KK
DYSTAR JAPAN LTD
NISSEN CO LTD
International Classes:
D06B19/00; D06P1/38; D06P1/673; D06P3/66; D06P5/00; (IPC1-7): D06P3/66; D06B19/00; D06P1/38; D06P1/673; D06P5/00
Domestic Patent References:
JPH0874185A1996-03-19
JP2000154462A2000-06-06
JP2001226884A2001-08-21
JP2002129464A2002-05-09
JP2001316988A2001-11-16
JP2002004169A2002-01-09
JPS63303186A1988-12-09
JPS61501968A1986-09-11
JP2000500192A2000-01-11
JPH11507704A1999-07-06
Foreign References:
US5298032A1994-03-29
Attorney, Agent or Firm:
森 廣三郎 (外1名)