Silver halide photographic emulsions reactively associated with

Details Silver halide photographic emulsions reactively associated with Silver halide photographic emulsions reactively associated with

1977-10-19

1979-04-10

Louie, Jr., Won H.

Gas separation: apparatus

Electric field separation apparatus

Collecting electrode details

96109, 96 95, 96 56, 96 665, G03C 140, G03C 134

Patent

active

041486579

ABSTRACT:
Hexahydro-4,6-diimino-1,3-pyrimidine-2-thiones having a phenyl group substituent in the 1-position have been found to be antifoggants for silver halide photographic emulsions.

REFERENCES:
birr, Stabilization of Photographic Silver Halide Emulsions, The Focal Press, Apr. 3, 1975, p. 69.
Kalenda, et al., Ser. No. 788,076, laid open to public inspection on Apr. 22, 1969, as noted at 861 OG1021, p. i, pp. 3, 7, 8.

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