Photographic silver halide element having a protective layer com

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

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430523, 430950, 430961, G03C 176

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active

048206156

ABSTRACT:
The present invention relates to photographic elements comprising a support and on one or on both sides of said support in the given order at least one photosensitive silver halide emulsion layer and at least one protective hydrophilic colloid layer comprising finely divided solid spherical beads having an average size ranging from 0.5 to about 20 .mu.m, said beads comprising at least one photographically inert hydrophobic polymeric resinous material and, distributed throughout said resinous material, at least one water-insoluble wax, in a ratio by weight ranging from 10:0.1 to 10:5.
The present invention also relates to a method of making such photographic elements.

REFERENCES:
patent: 3811924 (1974-05-01), Gallaeher et al.
patent: 4022622 (1977-10-01), Timmermann et al.
patent: 4094848 (1978-06-01), Naito
patent: 4396706 (1983-08-01), Ishii et al.
patent: 4399213 (1983-08-01), Watanabe et al.
patent: 4427764 (1984-01-01), Tachibana et al.
patent: 4447525 (1984-05-01), Vallarin et al.
patent: 4614708 (1986-09-01), Timmerman et al.

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