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Title:
高過塩基性マグネシウム・アルキルトルエンスルホネート
Document Type and Number:
Japanese Patent JP2013512992
Kind Code:
A
Abstract:
A process for preparing a highly overbased magnesium alkyltoluene sulfonates comprising: (A) reacting at least one oil soluble alkyltoluene sulfonic acid and at least one source of magnesium, in the presence of a mixture comprising: (i) at least one hydrocarbon solvent; and (ii) at least one low molecular weight alcohol; (B) contacting the reaction product of (A) with at least one promoter and water; (C) contacting the product of (B) with an overbasing acid; and (D) heating the reaction product of (C) to a temperature greater than the distillation temperature of the hydrocarbon solvent, the low molecular weight alcohol, and the water to distill the hydrocarbon solvent, the low molecular weight alcohol, and the water.

Inventors:
Pin One
Eugene Spala
Application Number:
JP2012542103A
Publication Date:
April 18, 2013
Filing Date:
November 24, 2010
Export Citation:
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Assignee:
Chevron Oronite Company LRC
International Classes:
C10M159/24; C10M159/12; C10M169/04; C10M177/00; C10N10/04; C10N70/00
Domestic Patent References:
JPH06507926A1994-09-08
JPS6257489A1987-03-13
JPS55105660A1980-08-13
JP2008127574A2008-06-05
JPH08311015A1996-11-26
Attorney, Agent or Firm:
Yanagawa Yasuo