Support of photographic paper

Details Support of photographic paper Support of photographic paper

1983-12-21

1986-09-09

Buffalow, Edith

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

4284231, 428507, 428511, 428513, 430537, 430538, 430950, B32B 516

Patent

active

046109242

ABSTRACT:
A support of photographic paper one of whose surfaces is provided with a writing-retainable layer capable of retaining penciled characters, marks, ink, etc. The writing-retainable layer comprises crystalline silica having a number-average particle size of 0.1-3.0 .mu.m and a film-forming organic polymer.

REFERENCES:
patent: 3911191 (1975-10-01), Guastella et al.
patent: 3914522 (1975-10-01), Saverin
patent: 4145480 (1979-03-01), Kusama et al.
patent: 4188220 (1980-02-01), Kasugai et al.
patent: 4220471 (1980-09-01), Date et al.
patent: 4242396 (1980-12-01), Wilson et al.
patent: 4409322 (1983-10-01), Ezaki et al.

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