Title:
LIGHT-WEIGHT CONJUGATE FIBER
Document Type and Number:
Japanese Patent JPH04272222
Kind Code:
A
Abstract:
PURPOSE: To provide a conjugate fiber having light-weight which is a characteristic feature of polypropylene as well as excellent dyeability and heat-resistance which are characteristic features of polyamide.
CONSTITUTION: The objective conjugate fiber has a density of ≤1.01g/cm3 and composed of (A) a core component consisting of a mixture of a polypropylene graft polymer grafted with 1-3wt.% of maleic anhydride and a polyamide at a weight ratio of 70/30 to 90/10 and (B) a sheath component consisting of a polyamide.
Inventors:
HASHIMOTO KAZUNORI
KAKUMOTO KOJI
UCHIDA HITOSHI
KAKUMOTO KOJI
UCHIDA HITOSHI
Application Number:
JP4907491A
Publication Date:
September 29, 1992
Filing Date:
February 20, 1991
Export Citation:
Assignee:
UNITIKA LTD
International Classes:
D01F6/54; D01F6/90; D01F8/06; D01F8/12; D02G3/24; D02G3/38; (IPC1-7): D01F6/54; D01F6/90; D01F8/06; D01F8/12; D02G3/24; D02G3/38