Title:
【発明の名称】過塩基アルカリ金属添加剤の製造方法
Document Type and Number:
Japanese Patent JP2613220
Kind Code:
B2
Abstract:
A process for making an oil solution of a highly basic alkali metal compound which comprises (a) heating alkali metal hydroxide with an alkoxyalkanol and a solvent to remove water as an azeotrope with alkoxyalkanol and said solvent; (b) adding to the mixture surfactant; (c) thereafter introducing carbon dioxide into the reaction mixture so as to react with the basic compounds therein; (d) hydrolysing the reaction mixture; and (e) removing solvent by distillation, base oil being added to the process during one of steps (b), (c), (d) and (e) so that the desired product is obtained.
Inventors:
John Frederick Marsh
John Arthur Cleverly
John Arthur Cleverly
Application Number:
JP22182787A
Publication Date:
May 21, 1997
Filing Date:
September 04, 1987
Export Citation:
Assignee:
Exxon Chemical Patents Incorporated
International Classes:
C07C67/00; C07C313/00; C07C319/14; C07C323/20; C10M159/22; C10M159/24; C10M159/20; C10N10/02; C10N30/04; C10N40/25; C10N70/00; (IPC1-7): C10M159/20; C07C319/14; C07C323/20
Domestic Patent References:
| JP5469108A | ||||
| JP60168794A | ||||
| JP6272791A |
Attorney, Agent or Firm:
Minoru Nakamura (4 outside)