Title:
Method for producing bicomponent polypropylene filaments
United States Patent 3399259
US Patent References:
Spinnerets for producing heterofilaments
- - 3161914
Apparatus for producing multicom-ponent filaments and yarns
- - 3209402
Differential shrinkage yarn
- - 3225534
Process for preparing multifilament yarns
- - 3264390
Spinnerets for producing heterofilaments
- - 3161914
Apparatus for producing multicom-ponent filaments and yarns
- - 3209402
Differential shrinkage yarn
- - 3225534
Process for preparing multifilament yarns
- - 3264390
Inventors:
Raymond, Brayford John
Publication Date:
08/27/1968
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Export Citation:
Assignee:
ICI LTD
Primary Class:
Other Classes:
264/172.140, 264/172.150, 264/172.180
International Classes:
D01D5/30
Foreign References:
| GB969110A |