High contrast photographic materials

Details High contrast photographic materials High contrast photographic materials

G - Physics

03

C

96/112

G03C 1/10 (2006.01) G03C 1/06 (2006.01) G03C 1/08 (2006.01) G03C 1/33 (2006.01)

Patent

CA 1328761

A B S T R A C T HIGH CONTRAST PHOTOGRAPHIC MATERIALS Pepper fog may be reduced in high contrast photographic materials comprising silver halide emulsion in association with a hydrazine by the presence of at least 0.001 mole per mole of silver halide of a water-soluble bromide and/or water-soluble chloride. Suitable water-soluble bromides and chlorides are alkali metal bromides and chlorides which are advantageously added to the silver halide emulsion after physical ripening and washing.

563072

Affiliated with

Also associated with

Rating

High contrast photographic materials does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with High contrast photographic materials, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and High contrast photographic materials will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1322817