发明授权
US5378598A Use of acid processed ossein gelatin and chain-extened acid processed
ossein gelatin as peptizers in the preparation of photographic emulsions
失效
使用酸处理的骨胶原明胶和链延长酸处理的骨胶原明胶作为摄影乳剂的制备中的胶溶剂
- 专利标题: Use of acid processed ossein gelatin and chain-extened acid processed ossein gelatin as peptizers in the preparation of photographic emulsions
- 专利标题(中): 使用酸处理的骨胶原明胶和链延长酸处理的骨胶原明胶作为摄影乳剂的制备中的胶溶剂
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申请号: US992301申请日: 1992-12-21
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公开(公告)号: US5378598A公开(公告)日: 1995-01-03
- 发明人: Pranab Bagchi , Melvin D. Sterman , Jacob I. Cohen
- 申请人: Pranab Bagchi , Melvin D. Sterman , Jacob I. Cohen
- 申请人地址: NY Rochester
- 专利权人: Eastman Kodak Company
- 当前专利权人: Eastman Kodak Company
- 当前专利权人地址: NY Rochester
- 主分类号: C08H1/06
- IPC分类号: C08H1/06 ; C09H7/00 ; G03C1/047 ; G03C1/005
摘要:
The invention provides a method of nucleating silver halide particles wherein said nucleation is carried out in the presence of acid processed ossein (APO) gelatin or chain-extended acid processed ossein (CE-APO) gelatin and the composition formed therefrom.
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