| 发明名称 |
METHOD FOR PRODUCING TETRAFLUOROTEREPHTHALIC ACID DIFLUORIDE |
| 摘要 |
<p>Disclosed is a method for producing tetrafluoroterephthalic acid difluoride which is characterized in that tetrachloroterephthalic acid dichloride and potassium fluoride are reacted with each other in sulfolane in the presence of 0.3-0.6 mole of water per 1 mole of tetrachloroterephthalic acid dichloride.</p> |
| 申请公布号 |
WO2007066529(A1) |
申请公布日期 |
2007.06.14 |
| 申请号 |
WO2006JP323626 |
申请日期 |
2006.11.21 |
| 申请人 |
SUMITOMO CHEMICAL COMPANY, LIMITED;HAGIYA, KOJI |
发明人 |
HAGIYA, KOJI |
| 分类号 |
C07C51/58;C07C63/72;C07C67/14;C07C69/76 |
主分类号 |
C07C51/58 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
