| 发明名称 |
Process for squaraine compositions |
| 摘要 |
This invention relates to an improved process for the preparation of squaraine compositions which comprises reacting a dialkyl squarate, with an aniline, in the presence of an acid and an aliphatic alcohol, at a temperature of from about 60 degrees Centigrade to 160 degrees Centigrade.
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| 申请公布号 |
US4525592(A) |
申请公布日期 |
1985.06.25 |
| 申请号 |
US19830557796 |
申请日期 |
1983.12.05 |
| 申请人 |
XEROX CORPORATION |
发明人 |
LAW, KOCK-YEE;BAILEY, FRANK C. |
| 分类号 |
C07C67/00;C07C213/00;C07C215/70;C09B57/00;G03G5/06;(IPC1-7):C07C85/00;C07C85/02;C07C85/06 |
主分类号 |
C07C67/00 |
| 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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