发明名称 |
Photothermographic elements containing thermally bleachable filter dye compositions comprising benzothiazine-dioxide arylidene dyes and base precursors |
摘要 |
This invention relates to a photothermographic element comprising a support, at least one photo thermographic imaging layer, and at least one filter layer, wherein the filer layer comprises a heat-bleachable composition comprising a benzothiazine arylidiene filter dye, which filter dye is in the presence of an effective amount of a base precursor.
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申请公布号 |
EP1422549(A1) |
申请公布日期 |
2004.05.26 |
申请号 |
EP20030078444 |
申请日期 |
2003.11.03 |
申请人 |
EASTMAN KODAK COMPANY |
发明人 |
GOSWAMI, RAMANUJ;HELBER, MARGARET J.;HOSMER, TERESA J.;LEVY, DAVID H. |
分类号 |
G03C1/498;G03C1/74;G03C1/83;(IPC1-7):G03C1/498 |
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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