| 发明名称 |
PROCESS FOR THE PREPARATION OF HALOPHTHALIC ACID, HALOPHTHALIC ANHYDRIDE AND POLYETHERIMIDE |
| 摘要 |
A method for the manufacture of halophthalic acid by liquid phase oxidation of haloortho-xylene is disclosed. The halophthalic acid may be dehydrated to form halophthalic anhydride which is useful in the synthesis of polyetherimide. |
| 申请公布号 |
UA82662(C2) |
申请公布日期 |
2008.05.12 |
| 申请号 |
UA20040907677 |
申请日期 |
2003.03.11 |
| 申请人 |
GENERAL ELECTRIC COMPANY |
发明人 |
COLBORN ROBERT EDGAR;HALL DAVID BRUCE;KOCH PETER;OECKEL GERALD |
| 分类号 |
C07D307/89;C07B61/00;C07C51/265;C07C51/54;C07C51/56;C07C63/72;C08G73/10 |
主分类号 |
C07D307/89 |
| 代理机构 |
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