Silver halide emulsion

Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Silver compound sensitizer containing

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

430592, G03C 110, G03C 122

Patent

active

052427900

ABSTRACT:
There is disclosed a silver halide photographic light-sensitive material which has a high sensitivity and is less susceptible to an increase in fog and fluctuation of sensitivity during storage at a high temperature and/or a high humidity. The light-sensitive material contains at least one methine compound represented by Formula (I): ##STR1## wherein R.sub.1 represents an alkyl group; R.sub.2 represents an alkyl group, an aryl group or a heterocyclic group; L.sub.1, L.sub.2, L.sub.3 and L.sub.4 each represents a methine group; Z.sub.1 represents a group of atoms necessary to form a 5- or 6-membered nitrogen-containing heterocyclic ring; n.sub.1 represents 0 or 1; n.sub.2 represents 0 or an integer of 1 to 4; n.sub.3 represents an integer of 1 to 10; D represents a group of atoms necessary to form an acidic nucleus; M.sub.1 represents a charge-neutralizing ion; and m.sub.1 represents a number of 0 or more which is necessary to neutralize a charge contained in the compound.

REFERENCES:
patent: 3933507 (1976-01-01), von Konig 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

Silver halide emulsion does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Silver halide emulsion, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Silver halide emulsion will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-486862

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