White photographic paper support and method of producing same

Details White photographic paper support and method of producing same White photographic paper support and method of producing same

1981-06-25

1983-08-02

Herbert, Jr., Thomas J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

428328, 428330, 428511, 428513, 428537, 430504, 430531, 430536, B32B 516, B32B 2710, G03C 186

Patent

active

043966713

ABSTRACT:
A photographic support material includes a base paper upon which a polyolefin coating is coated on at least one side. The coating includes titanium dioxide therein and at least one alkaline earth metal oxide in an amount of about 0.05-20% by weight of the coating, preferably calcium and/or magnesium oxide, and/or an alkaline earth metal carbonate in an amount of about 0.05-10% by weight of the coating, preferably calcium and/or magnesium carbonate.

REFERENCES:
patent: 3833380 (1974-09-01), Crawford et al.
patent: 4010307 (1977-03-01), Canard et al.
patent: 4113908 (1978-09-01), Shinomura
patent: 4145480 (1979-03-01), Kusama et al.
patent: 4265960 (1981-05-01), Arbit et al.
patent: 4269891 (1981-05-01), Minagawa

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