| 发明名称 |
METHOD FOR THE MANUFACTURE OF CHLOROPHTHALIC ANHYDRIDE |
| 摘要 |
A method for the manufacture of chlorophthalic acid by liquid phase oxidation of chloro-ortho-xylene is disclosed. The chlorophthalic acid may be dehydrated to form chlorophthalic anhydride which is useful in the synthesis of polyetherimide.
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| 申请公布号 |
US2003181756(A1) |
申请公布日期 |
2003.09.25 |
| 申请号 |
US20020063112 |
申请日期 |
2002.03.22 |
| 申请人 |
COLBORN ROBERT EDGAR;HALL DAVID BRUCE;KOCH PETER;OECKEL GERALD |
发明人 |
COLBORN ROBERT EDGAR;HALL DAVID BRUCE;KOCH PETER;OECKEL GERALD |
| 分类号 |
C07C51/265;(IPC1-7):C07C51/255;C07C51/16 |
主分类号 |
C07C51/265 |
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