Polyester stabilization process and product

Details Polyester stabilization process and product Polyester stabilization process and product

1980-05-19

1981-06-23

Lowe, James B.

Stock material or miscellaneous articles

Structurally defined web or sheet

Physical dimension specified

264342RE, 264346, 428480, 428910, 528309, B29D 722, B29C 2500

Patent

active

042751071

ABSTRACT:
A method for minimizing low temperature shrinkage of an axially-oriented polyester which includes heating the polyester out of contact with any surface by employing impinging heated gas at a temperature of about 140.degree. to about 180.degree. C. for a time between about 15 and about 3 seconds, and stabilized polyester obtained thereby.

REFERENCES:
patent: 3595836 (1971-07-01), Korneli et al.
patent: 3632726 (1972-01-01), Knox et al.
patent: 3663683 (1972-05-01), Czerkas et al.
patent: 3683060 (1972-08-01), Tanabe et al.
patent: 3980748 (1976-09-01), Okuyama
patent: 4160799 (1979-07-01), Lacey et al.

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