04500278 is referenced by 4 patents and cites 8 patents.

Aromatic polyamide filaments are treated at high speed under tension by passage over an array of closely spaced, heated rolls at 175.degree.-300.degree. C., the filaments stretched 0-1.6% and passed over a second array of additional closely spaced, heated rolls at 175.degree.-300.degree. C., cooled and wound up.

Title
Yarn heat treatment apparatus
Application Number
6/487897
Publication Number
4500278
Application Date
April 22, 1983
Publication Date
February 19, 1985
Inventor
Francis W Strahorn
Hockessin
DE, US
Stanley R Cochran
Midlothian
VA, US
Assignee
E I Du Pont de Nemours and Company
DE, US
IPC
B29C 25/00
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