Use of oxalic acid or an acid salt thereof in color transfer ass

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

428411, 428500, 428507, 428515, 428520, 428522, 428532, 430212, 430215, 430223, 430218, 430236, 430237, 430454, 430505, 430523, 430531, 430536, 524321, G03C 140, G03C 554, G03C 700, G03C 524

Patent

active

043539734

ABSTRACT:
Photographic assemblages, elements, receiving elements and cover sheets are described employing a neutralizing layer comprising about 75 to about 150 meq. of acid/m.sup.2 of element for neutralizing an alkaline processing composition. The neutralizing layer, timing layer or layer adjacent thereto also contains about 1 to about 10 meq./m.sup.2 of oxalic acid, or an acid salt thereof, to minimize sensitometric changes that occur with keeping.

REFERENCES:
patent: 2635048 (1953-04-01), Land
Research Disclosure, vol. 123, Jul. 1974, Item 12331.

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

Use of oxalic acid or an acid salt thereof in color transfer ass does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Use of oxalic acid or an acid salt thereof in color transfer ass, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Use of oxalic acid or an acid salt thereof in color transfer ass will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-223799

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