发明名称 |
Processo para a preparação de um composto poli-isobutil hidróxi-aromático |
摘要 |
A process for the preparation of a polyisobutyl hydroxyaromatic compound which comprises alkylating a hydroxyaromatic compound in the presence of an acidic alkylation catalyst with a polyisobutene having a number average molecular weight in the range of about 300 to 5,000 and wherein the polyisobutene contains at least about 70% of a methylvinylidene isomer. |
申请公布号 |
BR9305986(A) |
申请公布日期 |
1997.10.21 |
申请号 |
BR19939305986 |
申请日期 |
1993.12.20 |
申请人 |
CHEVRON RESEARCH AND TECHNOLOGY COMPANY |
发明人 |
RICHARD E. CHERPECK |
分类号 |
C07C37/14;C07C39/06;C08F8/02;C08F110/10;C08F210/00;C10L1/183;C10L1/192;C10L1/195;(IPC1-7):C07C37/00;C07C37/16;C08G67/02 |
主分类号 |
C07C37/14 |
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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