Photographic sensitive materials

Gas separation: apparatus – Electric field separation apparatus – With nonelectrical gas treating or conditioning means

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

96100, G03C 176

Patent

active

039842452

ABSTRACT:
A photographic photosensitive material comprising a support having thereon at least one photosensitive silver halide emulsion layer, at least one photosensitive silver halide emulsion layer containing a compound which releases an organic development inhibitor on development, and a colloid layer containing a basic synthetic polymer containing therein the repeating unit represented by the formula (I) ##EQU1## wherein R.sub.1 represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms; R.sub.2 represents a hydrogen atom, an alkyl group having 1 to 6 carbon atoms or an aryl group; m is 1 or 2; n is 1 or 2; q is 1 or 2; and A.sub.1 represents a group containing a nitrogen atom which forms a secondary amino group, a tertiary amino group or a quaternary ammonium group, and A.sub.1 may combine with R.sub.2 ; or the formula (II) ##EQU2## wherein A.sub.2 represents a hydrogen atom or a substituted or unsubstituted alkyl group; A.sub.3 represents a hydrogen atom or a substituted or unsubstituted alkyl group; X represents an anion; and d is 1 or 2.

REFERENCES:
patent: 3227550 (1966-01-01), Whitmore et al.
patent: 3227551 (1966-01-01), Barr et al.
patent: 3227552 (1966-01-01), Whitmore
patent: 3227554 (1966-01-01), Barr et al.
patent: 3271147 (1966-09-01), Bush
patent: 3271148 (1966-09-01), Whitmore
patent: 3282699 (1966-11-01), Jones et al.
patent: 3364022 (1968-01-01), Barr
patent: 3632373 (1972-01-01), O'Connell et al.
patent: 3723125 (1973-03-01), Hatashi 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 sensitive 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 Photographic sensitive materials, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Photographic sensitive materials will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-652997

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