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41.发明授权Absorbed hydrazide nucleating agents and photographic elements containing such agents 失效吸收的酰肼成核剂和含有此类试剂的摄影元件
公开(公告)号：UST101103I4
公开(公告)日：1981-10-06
申请号：US238185
申请日：1981-02-26
Applicant: Jasbir Sidhu , Michael J. Simons , Miroslav V. Mijovic
Inventor： Jasbir Sidhu , Michael J. Simons , Miroslav V. Mijovic
IPC: C07D249/08 , C07D249/18 , G03C1/485
CPC classification number: C07C243/00 , C07D249/18 , G03C1/48561
Abstract: Novel triazole-substituted phenylhydrazide nucleating agents are disclosed as well as silver halide photographic emulsions and elements containing silver halide grains capable of forming an internal latent image having the nucleating agents adsorbed to the surface of the silver halide grains.
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