Phenolic photographic contrast enhancers used in developer...

Details Phenolic photographic contrast enhancers used in developer... Phenolic photographic contrast enhancers used in developer...

G - Physics

03

C

96/135, 96/66

G03C 1/40 (2006.01) G03C 7/392 (2006.01)

Patent

CA 1131975

ABSTRACT The present invention relates to contrast enhancers for use in the magenta coupler layer which enables reduction of the amount of silver in that layer. The contrast enhancers leave the formula: Image . wherein A is Image , Image , Image , Image or Image , wherein n is from 1 to 4, and R is H, OH or C1 to C3 - alkyl.

345072

Affiliated with

Also associated with

Rating

Phenolic photographic contrast enhancers used in developer... does not yet have a rating. At this time, there are no reviews or comments for this patent.

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

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-339945