发明授权
- 专利标题: Method of immobilizing optical brighteners
- 专利标题(中): 固定荧光增白剂的方法
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申请号: US503816申请日: 1974-09-06
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公开(公告)号: US4115124A公开(公告)日: 1978-09-19
- 发明人: Lewis R. Hamilton , Richard C. Sutton
- 申请人: Lewis R. Hamilton , Richard C. Sutton
- 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: G03C1/053
- IPC分类号: G03C1/053 ; G03C1/815 ; G03C1/835 ; G03C8/52 ; G03C1/92 ; G03C1/94
摘要:
The incorporation of polymers containing at least 80% by weight of substituted or unsubstituted poly(vinyl imidazole) in a photographic element containing fluorescent optical brighteners immobilizes the brighteners. The photographic elements resist loss of brightness due to photographic processing or washing.
公开/授权文献
- US5588610A Power string and chalk line 公开/授权日:1996-12-31
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