| 发明名称 |
Process for preparation of modified ion-exchange resin |
| 摘要 |
An improved process for preparing bisphenols is described wherein a phenol is reacted with a ketone or aldehyde such as acetone in the presence of an ion-exchange resin modified by partial neutralization with p-aminothiophenol.
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| 申请公布号 |
US4045379(A) |
申请公布日期 |
1977.08.30 |
| 申请号 |
US19760708522 |
申请日期 |
1976.07.26 |
| 申请人 |
SHELL OIL COMPANY |
发明人 |
KWANTES, ARIEN;GAUTIER, PIETER A.;FARRAGHER, ANTHONY L. |
| 分类号 |
B01J31/08;B01J31/10;B01J39/20;C07C27/00;C07C37/20;C07C39/16;C07C67/00;(IPC1-7):C08F8/34;C07C37/00 |
主分类号 |
B01J31/08 |
| 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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