Title:
低硫黄金属系清浄分散剤
Document Type and Number:
Japanese Patent JP5390062
Kind Code:
B2
Abstract:
A process for preparing an alkali metal alkylhydroxybenzoate reaction product, said process comprising:
a) neutralizing at least one alkylphenol with an alkali metal base to form an alkali metal alkylphenate; and
b) carboxylating the alkali metal alkylphenate with carbon dioxide to obtain an alkali metal alkylhydroxybenzoate reaction product;
wherein at least one of the alkylphenol, alkylphenate and alkylhydroxybenzoate is reacted with a sulphur source to achieve a sulfur content in the range of about 0.1 to 1.2 wt % in the alkali metal alkylhydroxybenzoate reaction product, and wherein at least 50 mole % of the starting alkylphenol is converted to the alkali metal alkylhydroxybenzoate reaction product.
Inventors:
Jean-Louis Le Comte
Jeffrey Jay Thoman
Curtis B. Campbell
Jeffrey Jay Thoman
Curtis B. Campbell
Application Number:
JP2006207005A
Publication Date:
January 15, 2014
Filing Date:
July 28, 2006
Export Citation:
Assignee:
Chevron Oronite Company LRC
Chevron Oronite S.S.S.
Chevron Oronite S.S.S.
International Classes:
C07C319/02; C07C51/15; C07C65/03; C07C319/08; C07C323/20; C07C323/62; C10M129/54; C10M129/94; C10M159/22; C10M177/00; C10N10/02; C10N10/04; C10N30/04; C10N30/12; C10N40/25; C10N70/00
Domestic Patent References:
| JP61024560A | ||||
| JP64029354A | ||||
| JP6264084A | ||||
| JP61024562A | ||||
| JP4108897A | ||||
| JP2004131742A | ||||
| JP2004346326A | ||||
| JP61024561A | ||||
| JP6211779A | ||||
| JP9512287A |
Attorney, Agent or Firm:
Asamura patent office