发明名称 |
Photographic materials containing polysaccharides |
摘要 |
<p>A diffusion transfer photographic material is disclosed, which comprises a support having thereon at least a photosensitive element comprising a photosensitive silver halide emulsion and a diffusible dye donating compound, and a dye fixing element which is placed upon the said photosensitive element at the time of image transfer, wherein a natural macromolecular polysaccharide originating from red algae is included in said photosensitive element and/or in said dye fixing element, and a process of producing a diffusion transfer photographic material is disclosed, which comprises the step of using a coating liquid which contains a water soluble polymer solution comprising a natural macromolecular polysaccharide, a hydrophilic organic solvent in which the said water soluble polymer is essentially insoluble and water.</p> |
申请公布号 |
EP0443529(B1) |
申请公布日期 |
1997.07.30 |
申请号 |
EP19910102365 |
申请日期 |
1991.02.19 |
申请人 |
FUJI PHOTO FILM CO., LTD. |
发明人 |
SHIBATA, TAKESHI;YOKOKAWA, TAKUYA |
分类号 |
G03C1/04;G03C8/08;G03C8/52;(IPC1-7):G03C8/10 |
主分类号 |
G03C1/04 |
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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