发明名称 |
Heat developable light sensitive material |
摘要 |
A heat developable light sensitive material which comprises a support having therein or in one or more layers thereon (a) an organic silver salt, (b) a light sensitive silver halide or a component capable of producing a light sensitive silver halide and (c) a reducing agent and additionally contains (d) at least one phthalazinone and (e) at least one compound selected from benzoxazinediones and quinazolinediones in a molar ratio of the amount of the component (e) to that of the component (d) smaller than about 1:1 (i.e. molar ratio (e)/(d) 1) in at least one of the layers containing components (a) to (c), in a specific layer additionally provided on the support other than the layers containing components (a) to (c), or in the support to result in the production of images of a pure black tone and in improvements in shelf-life under high humidity and the developing speed.
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申请公布号 |
US4125403(A) |
申请公布日期 |
1978.11.14 |
申请号 |
US19770810656 |
申请日期 |
1977.06.27 |
申请人 |
FUJI PHOTO FILM CO., LTD. |
发明人 |
IKENOUE, SHINPEI;KATSUYAMA, HARUMI;MASUDA, TAKAO |
分类号 |
G03C1/498;(IPC1-7):G03C1/02;G03C1/28;G03C1/34 |
主分类号 |
G03C1/498 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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