| 发明名称 |
Processes for the preparation of squaraine compositions |
| 摘要 |
Disclosed is an improved process for the preparation of squaraine compositions which comprises reacting squaric acid, an aromatic amine, and a composition selected from the group consisting of phenols and phenol squaraines, in the presence of an aliphatic alcohol, and an optional azeotropic substance.
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| 申请公布号 |
US4524218(A) |
申请公布日期 |
1985.06.18 |
| 申请号 |
US19840570563 |
申请日期 |
1984.01.11 |
| 申请人 |
XEROX CORPORATION |
发明人 |
BARANYI, GIUSEPPA;KAZMAIER, PETER M.;HSIAO, CHENG-KUO;BURT, RICHARD A. |
| 分类号 |
G03G5/06;C07C67/00;C07C213/00;C07C215/70;H01L31/08;H01L51/42;(IPC1-7):C07C85/00;C07C85/02;C07C85/06 |
主分类号 |
G03G5/06 |
| 代理机构 |
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