发明名称 |
Preparation of low overbased alkylaryl sulfonates |
摘要 |
<p>Low overbased alkaline earth metal alkylaryl sulfonate having a Total Base Number of from about 2 to about 30, a dialkylate content of 0% to about 25% and a monoalkylate content of about 75% to about 90% or more, wherein the alkylaryl moiety is alkyltoluene or alkylbenzene in which the alkyl group is a C15-C21 branched chain alkyl group derived from a propylene oligomer are useful as lubricating oil additives.</p> |
申请公布号 |
EP0997518(A1) |
申请公布日期 |
2000.05.03 |
申请号 |
EP19990307592 |
申请日期 |
1999.09.27 |
申请人 |
CHEVRON CHEMICAL S.A. |
发明人 |
KING, WILLIAM F.;CLEMENT, OLIVER;CAMPBELL, CURTIS B.;LOCKETT, STEPHEN GALE;TEQUI, PIERRE;LE COENT, JEAN-LOUIS;NELSON, RICHARD JAMES |
分类号 |
C07C309/31;C10M135/10;C10M159/24;C10M177/00;C10N30/04;C10N70/00;(IPC1-7):C10M159/24 |
主分类号 |
C07C309/31 |
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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