Title:
BORIC ACID DETERGENT AND LUBRICATING APPLICATIONS THEREOF
Document Type and Number:
Japanese Patent JP2023086128
Kind Code:
A
Abstract:
To provide a boron-containing detergent.SOLUTION: Disclosed herein is an overbased alkaline earth metal hydrocarbyl-substituted salicylate detergent comprising both carbonate and borate moieties and exhibiting the following characteristics: a basicity index of at least 3.8; a ratio of a soap content with respect to boron by mass% is greater than 55 mmol/kg; a soap content of at least 330 mmol/kg; a TBN, measured according to ASTM D2896, of at least 220 mg KOH/g; and a mass ratio of borate with respect to carbonate from 0.75 to 6.0, wherein the alkaline earth metal comprises calcium and/or magnesium, and the hydrocarbyl substitution comprises 9 to 30 carbon atoms. Methods of making the boron-containing salicylate detergent, specifically to be package-stable, are also disclosed, as well as package-stable lubricant additive package concentrates and lubricating oil compositions containing the same.SELECTED DRAWING: None
Inventors:
ALEXANDER COXON
OLIVER DELAMORE
MARCUS POPWICZ
MALLIKA RANA
ARA SAMONTE
THOMAS WILKINSON
OLIVER DELAMORE
MARCUS POPWICZ
MALLIKA RANA
ARA SAMONTE
THOMAS WILKINSON
Application Number:
JP2022196810A
Publication Date:
June 21, 2023
Filing Date:
December 09, 2022
Export Citation:
Assignee:
INFINEUM INT LTD
International Classes:
C10M159/22
Attorney, Agent or Firm:
Shinichiro Tanaka
▲吉▼田 和彦
Hiroyuki Suda
Kazuo Yamazaki
Satsuki Ichikawa
Hironobu Hattori
Nanae Matsuda
Satoshi Miyazaki
▲吉▼田 和彦
Hiroyuki Suda
Kazuo Yamazaki
Satsuki Ichikawa
Hironobu Hattori
Nanae Matsuda
Satoshi Miyazaki