Patent · US Expired

Lactone oxazolines as oleaginous additives

US4062786A · kind A · utility

51Cited by
4References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 24, 1976
Grant dateDec 13, 1977
Priority date
Expiry dateSep 24, 1996

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02B3/06
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Lactone oxazoline reaction products of hydrocarbon substituted lactone carboxylic acids, for example, polybutyl lactone carboxylic acid, with 2,2-disubstituted-2-amino-1-alkanols, such as tris-(hydroxymethyl)aminomethane (THAM), and their derivatives are useful additives in oleaginous compositions, such as sludge dispersants for lubricating oil, or anti-rust agents for gasoline.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.