Method of producing a photographic polyester laminate support

Details Method of producing a photographic polyester laminate support Method of producing a photographic polyester laminate support

1995-01-27

1997-05-20

Le, Hoa Van

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified backing or protective layer containing

430523, 430939, 428 46, 428212, 428215, 428220, G03C 1795, B32B 310

Patent

active

056311249

ABSTRACT:
A method of producing a photographic polyester laminate support having a laminate of layers of at least two kinds of polyesters can provide low formation of scratches in a camera and a curl in the film's width direction. In the support, the glass transition temperature (Tg) of each polyester of the laminate is within the range of from 90.degree. C. to 200.degree. C. and the laminate is subjected to heat-fixing in a temperature range as defined by formula (1):

REFERENCES:
patent: 4141735 (1979-02-01), Schrader et al.
patent: 4198458 (1980-04-01), Mitsuishi et al.
patent: 5180658 (1993-01-01), Kiyohara et al.
patent: 5306606 (1994-04-01), Tachibana et al.
patent: 5372925 (1994-12-01), Kobayashi et al.
Encyclopedia of Polymer Science and Engineering, vol. 12, pp. 193-214, John Wiley & Sons, 1988.

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