04639347 is referenced by 9 patents and cites 29 patents.

A process for annealing drawn polyester filaments with saturated steam of at least about 150 psig provides products with a novel fine structure that results in an improved balance of strength, dyeability, shrinkage, crimpability and trimer in the product.

Title
Process of making crimped, annealed polyester filaments
Application Number
491267
Publication Number
4639347
Application Date
March 16, 1984
Publication Date
January 27, 1987
Inventor
Alan D Kennedy
Kinston
NC, US
Walter D Johnson
Midlothian
VA, US
Jack A Hancock
Franklin
TN, US
Assignee
E I Du Pont de Nemours and Company
DE, US
IPC
B29C 55/00
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