Photographic film-base and photographic elements

Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Identified backing or protective layer containing

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430531, 525432, 525420, 525425, 525426, G03C 1795

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active

055996582

ABSTRACT:
A highly useful photographic film base comprises a miscible blend of poly(ethylene naphthalate) and a poly(ether imide) in specified proportions. Photographic elements prepared with this film base have a lesser tendency to take core-set and post process curl than do elements prepared with poly(ethylene naphthalate) film base.

REFERENCES:
patent: 3847867 (1974-11-01), Heath et al.
patent: 4141735 (1979-02-01), Schrader et al.
patent: 4141927 (1979-02-01), White et al.
patent: 5288601 (1994-02-01), Greener et al.
patent: 5294473 (1994-03-01), Kawamoto
patent: 5368997 (1994-11-01), Kawamoto
patent: 5538841 (1996-07-01), Grace et al.
Research Disclosure No. 28338, Nov. 1987, Kenneth Mason Publications, Ltd., Dudley House, 12 North Street, Emsworth, Hampshire p010 7DQ, England.

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