Photographic products and processes employing substituted sulfon

Radiation imagery chemistry: process – composition – or product th – Transfer procedure between image and image layer – image... – Diffusion transfer process – element – or identified image...

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

430242, 430559, G03C 140, G03C 110, G03C 554

Patent

active

044079303

ABSTRACT:
Photographic elements, diffusion transfer assemblages and processes are described which employ a nondiffusible, redox, dye-releasing compound comprising a ballasted, sulfonamidophenol or sulfonamidonaphthol compound having a dye moiety attached thereto through the sulfonamido group of the compound, the sulfonamido group being located in a position which is conjugated with respect to the position of the hydroxy group of the compound, and wherein

REFERENCES:
patent: 4053312 (1977-10-01), Fleckenstein
patent: 4110113 (1978-08-01), Melzer et al.
patent: 4336322 (1982-06-01), Fujita et al.
patent: 4358532 (1982-11-01), Koyama et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Photographic products and processes employing substituted sulfon 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 products and processes employing substituted sulfon, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Photographic products and processes employing substituted sulfon will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-974185

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.