发明名称 |
Silver halide emulsion containing a 2-unsubstituted N-alkenyl-thiazolium salt as latent image stabilizer and photographic elements including said emulsion |
摘要 |
Silver halide light-sensitive emulsions are protected against latent image fading by an effective amount of a 2-unsubstituted N-alkenyl-thiazolium salt compound.
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申请公布号 |
US4780400(A) |
申请公布日期 |
1988.10.25 |
申请号 |
US19870040284 |
申请日期 |
1987.04.20 |
申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
BELTRAMINI, WALTER;SQUARCIA, FRANCESCO |
分类号 |
G03C1/06;C07D277/22;C07D277/32;G03C1/34;(IPC1-7):G03C1/34 |
主分类号 |
G03C1/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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