发明名称 |
Image dye-providing materials |
摘要 |
There are disclosed diffusion transfer color processes and products which employ novel image dye-providing materials which provide image dyes having the chromophoric system represented by the formula <IMAGE> <IMAGE> X is H, alkyl, aryl or substituted aryl; W is H or alkyl, R is H or alkyl; m and n are each integers of from 2 to 6. The image dye-providing material includes a diffusion control moiety such as a hydroquinonyl group and may be diffusible or nondiffusible as a function of the diffusion control moiety.
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申请公布号 |
US4619784(A) |
申请公布日期 |
1986.10.28 |
申请号 |
US19800200953 |
申请日期 |
1980.10.27 |
申请人 |
POLAROID CORPORATION, PATENT DEPT. |
发明人 |
LOCATELL, JR., LOUIS;ZEPP, CHARLES M.;CIECIUCH, RONALD F. |
分类号 |
C07D209/08;C07D223/16;C09B11/24;C09B11/28;G03C8/10;(IPC1-7):C07D209/12;C07D215/14 |
主分类号 |
C07D209/08 |
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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