Title:
Process for preparing spandex filaments
United States Patent 3111368
US Patent References:
Apparatus for the production of artificial filaments or threads
- - 1942540
Spinning apparatus and method
- - 2615198
Elastic amide/urethane/ether copolymers and process for making the same
- - 2929801
Apparatus for the production of artificial filaments or threads
- - 1942540
Spinning apparatus and method
- - 2615198
Elastic amide/urethane/ether copolymers and process for making the same
- - 2929801
Inventors:
Romano, John E.
Publication Date:
11/19/1963
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Export Citation:
Assignee:
Pont DU.
Primary Class:
Other Classes:
425/72.200
International Classes:
D01D5/04; D01F6/72; D01D5/00; D01F6/58