Title:
PRODUCTION OF COMPOSITE FILAMENT YARNS
Document Type and Number:
Japanese Patent JPS5352716
Kind Code:
A
Abstract:
PURPOSE: To suppress the bending of extruded polymers, improve the spinnability, and obtain composite filament yarns, by extruding two types of polymers having different melt viscosities from spinnerets of specific shape in the form of side-by-side fibers.
Inventors:
WAJIKI SEINI
KAWAMOTO MASAO
YAMAUCHI TAKASHI
KAWAMOTO MASAO
YAMAUCHI TAKASHI
Application Number:
JP12696176A
Publication Date:
May 13, 1978
Filing Date:
October 21, 1976
Export Citation:
Assignee:
KURARAY CO
International Classes:
D01F8/04; D01D5/30; D01D5/32; (IPC1-7): D01D3/00; D01F8/04
Domestic Patent References:
| JP44002053A |