公开(公告)号：US4125403A

公开(公告)日：1978-11-14

申请号：US810656

申请日：1977-06-27

申请人： Shinpei Ikenoue ,  Harumi Katsuyama ,  Takao Masuda

发明人： Shinpei Ikenoue ,  Harumi Katsuyama ,  Takao Masuda

IPC分类号： G03C1/498 ,  G03C1/02 ,  G03C1/28 ,  G03C1/34

CPC分类号： G03C1/49845

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.

摘要翻译： 一种可热显影的感光材料，其包括其中或其中一层或多层的支撑体（a）有机银盐，（b）感光卤化银或能够产生感光卤化银的组分，和（c） 还原剂，另外含有（d）至少一种2,3-二氮杂萘酮和（e）至少一种选自苯并恶嗪二酮和喹唑啉二酮的化合物，其组分（e）与组分（d）的量的摩尔比小于约 在包含组分（a）至（c）的至少一层中的1（1）摩尔比（即摩尔比（e）/（d）1）），在除了含有组分的层 ）到（c），或支持，以产生纯黑色调的图像，并改善高湿度和显影速度下的保质期。