| 发明名称 |
Process for the production of bisphenols |
| 摘要 |
A method of improving the performance of cationic exchange catalysts used in the production of bisphenols from phenolic compounds and carbonyl compounds by pretreating the phenolic compound with a chelating resin to remove metallic impurities.
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| 申请公布号 |
US4365099(A) |
申请公布日期 |
1982.12.21 |
| 申请号 |
US19810262739 |
申请日期 |
1981.05.12 |
| 申请人 |
GENERAL ELECTRIC COMPANY |
发明人 |
FALER, GARY R.;MENDIRATTA, ASHOK K. |
| 分类号 |
C07C37/20;C07C37/82;(IPC1-7):C07C39/16 |
主分类号 |
C07C37/20 |
| 代理机构 |
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