| 发明名称 |
REGENERATION OF CATALYSTS USED IN THE MANUFACTURE OF BISPHENOLS |
| 摘要 |
<p>A method for regenerating deactivated sulfonated cation exchange catalysts comprises washing the deactivated catalyst with phenol-water mixtures comprising about 5-20 wt. % of water in phenol at a temperature of about 70-95° C.</p> |
| 申请公布号 |
KR20040004598(A) |
申请公布日期 |
2004.01.13 |
| 申请号 |
KR20037013890 |
申请日期 |
2003.10.23 |
| 申请人 |
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发明人 |
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| 分类号 |
B01J31/10;B01J38/48;B01J31/40;B01J38/52;C07C37/20;C07C39/16 |
主分类号 |
B01J31/10 |
| 代理机构 |
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代理人 |
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| 地址 |
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