Elastic polypropylene yarn and process
United States Patent 3377415

Inventors:
Oppenlander, George C.
Publication Date:
04/09/1968
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Assignee:
HERCULES INC
Primary Class:
Other Classes:
264/342R, 264/211, 264/210.600
International Classes:
C08K5/28; C08K5/43; D01F6/04; C08K5/00