发明名称 |
METHOD FOR PRODUCING BISPHENOLS |
摘要 |
Low-color bisphenols may be produced by a reacting phenol with an aliphatic aldehyde or ketone in the presence of a strong-acid cation exchange resin acting as an acid catalyst for the reaction, and of a small amount, relative to the acid catalyst, of a weak-base anion exchange resin. |
申请公布号 |
HU9500727(D0) |
申请公布日期 |
1995.05.29 |
申请号 |
HU19950000727 |
申请日期 |
1995.03.10 |
申请人 |
ROHM AND HAAS CO. |
发明人 |
LUNDQUIST,ERIC GUSTAVE;BIGWOOD,MICHAEL PETER |
分类号 |
B01J31/08;B01J31/10;C07B61/00;C07C37/20;C07C37/68;C07C39/16 |
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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