发明授权
- 专利标题: Antifoggant dispersion for color photographic materials
- 专利标题(中): 用于彩色照相材料的防雾剂分散体
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申请号: US54768175申请日: 1975-02-06
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公开(公告)号: US3982944A公开(公告)日: 1976-09-28
- 发明人: OHI REIICHI , SHIMADA TAKEO , OISHI YASUSHI
- 申请人: FUJI PHOTO FILM CO LTD
- 专利权人: FUJIFILM Corp
- 当前专利权人: FUJIFILM Corp
- 优先权: JP1510674 1974-02-06
- 主分类号: G03C7/26
- IPC分类号: G03C7/26 ; C07C27/00 ; C07C37/14 ; C07C39/08 ; C07C67/00 ; G03C1/34 ; G03C7/392 ; G03C7/00
摘要:
A stable emulsified dispersion for preventing the occurrence of color fog of silver halide color photographic materials comprising a dispersion prepared by dissolving 2,5-bis(1',1'-dimethylbutyl)hydroquinone and another aliphatic hydrocarbon group-substituted hydroquinone in a high boiling organic solvent and dispersing the solution in a hydrophilic colloid medium.
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