Polycarboxylic acid esters and lubricants containing these esters

US4790957A · kind A · utility

Assignee

• BASF SE

Inventors

• Helmut Mach · Heidelberg, DE
• Hans-Henning Vogel
• Juergen Jahn · Dannstadt, DE

Key dates

• Filing date: Oct 9, 1987
• Grant date: Dec 13, 1988
• Expiry date: Oct 9, 2007

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C10M2227/061
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

This invention relates to aliphatic or aromatic polycarboxylic acid esters as defined herein which are useful as base oils alone in lubricating oil compositions or in admixture with completely synthetic, partially synthetic, or mineral oil-based lubricant compositions.