发明授权
- 专利标题: Photographic films
- 专利标题(中): 摄影胶片
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申请号: US783443申请日: 1977-03-31
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公开(公告)号: US4069053A公开(公告)日: 1978-01-17
- 发明人: Masayoshi Mayama , Tohru Kobayashi , Masahide Tamura
- 申请人: Masayoshi Mayama , Tohru Kobayashi , Masahide Tamura
- 申请人地址: JA Tokyo
- 专利权人: Konishiroku Photo Industry Co., Ltd.
- 当前专利权人: Konishiroku Photo Industry Co., Ltd.
- 当前专利权人地址: JA Tokyo
- 优先权: JA46-14727 19710318
- 主分类号: G03C1/85
- IPC分类号: G03C1/85 ; G03C1/95 ; G03C1/02
摘要:
A photographic film comprising a plastic support having first and second layers therein in that order, the first layer comprising a cellulose acetate together with a matting agent composed mainly of silicon dioxide of less than 1 .mu. in particle size, the second layer comprising a phosphoric acid ester, or an amine salt thereof of a C.sub.8 to C.sub.22 -higher alkyl alcohol. A light-sensitive emulsion layer is carried on the other side of the support.
公开/授权文献
- US5814944A High pressure sodium vapor lamp with high color rendering 公开/授权日:1998-09-29
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