发明名称 |
PHENOL ALKYLATION PROCESS |
摘要 |
PHENOL ALKYLATION PROCESS Phenol is di-orthoalkylated in high yield by reacting, in a first stage, phenol containing only 1 mole of an aluminum phenoxide for each 100-800 moles of phenol with an olefin at 85-175.degree.C until the reaction mixture contains 3 wt percent or less phenol and then, in a second stage, continuing the reaction at 25-80.degree.C until the mixture contains a substantial amount of 2,6-di-alkylphenol. |
申请公布号 |
CA1284663(C) |
申请公布日期 |
1991.06.04 |
申请号 |
CA19890600655 |
申请日期 |
1989.05.25 |
申请人 |
ETHYL CORPORATION |
发明人 |
WIKER, STEVEN L.;MATTHEWS, CHARLES W.;KING, JEFFREY F. |
分类号 |
B01J31/02;C07B61/00;C07C37/14;C07C39/06 |
主分类号 |
B01J31/02 |
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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