Title:
DYEING OF POLYAMIDE FIBER
Document Type and Number:
Japanese Patent JPH06280173
Kind Code:
A
Abstract:
PURPOSE: To provide a dyeing process for a polyamide fiber modified by graft- polymerization treatment without deteriorating the excellent moisture- absorptivity of the fiber.
CONSTITUTION: A polyamide fiber is graft-polymerized with a vinyl monomer having acidic group. The modified polyamide fiber is dyed with an acid dye and then subjected to the substitution treatment with an alkali metal.
Inventors:
FUJII MINORU
MORIYAMA TSUTOMU
MORIYAMA TSUTOMU
Application Number:
JP9088993A
Publication Date:
October 04, 1994
Filing Date:
March 24, 1993
Export Citation:
Assignee:
UNITIKA LTD
International Classes:
D06M13/50; D06M13/02; D06M13/184; D06M13/203; D06M13/503; D06P3/24; D06P5/10; D06P5/22; D06M101/00; D06M101/16; D06M101/30; D06M101/34; (IPC1-7): D06P5/22; D06M13/503; D06P3/24; D06P5/10