发明名称 |
IMPROVED PROCESS FOR THE MANUFACTURE OF POLYPHENOLS |
摘要 |
<p>An improved process for the manufacture of a polyphenol compound such as bisphenol-A by introducing into a reaction zone a phenolic compound reactant, a carbonyl compound reactant, and a catalyst promoter comprising bismethylthiopropane added to the reaction system in certain specific locations, and reacting the ingredients within the reaction zone in the presence of an acid catalyst.</p> |
申请公布号 |
EP2021311(B1) |
申请公布日期 |
2011.08.10 |
申请号 |
EP20060752299 |
申请日期 |
2006.05.04 |
申请人 |
BADGER LICENSING LLC |
发明人 |
FETSKO, STEPHEN, W.;EVITT, STEVEN, D. |
分类号 |
C07C37/20 |
主分类号 |
C07C37/20 |
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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