Photographic material comprising cyclic sulfonamide substituted

Details Photographic material comprising cyclic sulfonamide substituted Photographic material comprising cyclic sulfonamide substituted

1976-12-07

1978-06-20

Brown, J. Travis

Gas separation: apparatus

Electric field separation apparatus

Plural diverse electric fields

96 562, 96 563, 96 566, 96100, G03C 700, G03C 140

Patent

active

040959830

ABSTRACT:
.alpha.-Acylacetanilide yellow-forming couplers having a cyclic 5- or 6-membered sulfonamide group attached through its nitrogen atom to the phenyl group of the anilide portion of the molecule provide dyes of better light stability. The couplers include both 2-equivalent and 4-equivalent couplers.

REFERENCES:
patent: 3685995 (1972-08-01), Yoshida et al.
patent: 3730722 (1973-05-01), Inoue et al.
patent: 3998641 (1976-12-01), Schranz et al.

Affiliated with

Also associated with

Rating

Photographic material comprising cyclic sulfonamide substituted does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Photographic material comprising cyclic sulfonamide substituted , we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Photographic material comprising cyclic sulfonamide substituted will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1132450