| 摘要 |
<p>A photothermographic composite structure and process for its use provides a color image by thermal diffusion. The photothermographic composite structure comprises:
<UnorderedLists id="ula01" listStyle="none"><ListItem>a) an image-receiving element comprising a polymeric image-receiving layer having a glass transition temperature in the range of 20 to 200°C, and</ListItem><ListItem>b) strippably adhered to the image-receiving element, an imageable photothermographic element comprising in at least one layer, thereof a binder, a silver source material, photosensitive silver halide in catalytic proximity to the silver source material, if necessary a reducing agent for silver ion, and a leuco base dye.</ListItem></UnorderedLists></p> |
