Silver halide photographic emulsion and silver halide photographic material by use thereof
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 13, 2004
Grant Date -
Dec 4, 2003
app pub date -
May 15, 2003
filing date -
May 23, 2002
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A silver halide emulsion improved in radiation resistance is disclosed, comprising tabular grains having an average aspect ratio of 20 to 500 and an average spacing between twin planes of 10 to 160 A, and at least 80% by number of the tabular grains being accounted for by hexagonal tabular grains having an adjacent edge ratio of not less than 1.0 and less than 1.2. There is also disclosed a photographic material comprising a silver halide emulsion layer containing the tabular grains.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully