Patent · US Expired

Synthetic lubricating oils

US5370809A · kind A · utility

17Cited by
7References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 14, 1993
Grant dateDec 6, 1994
Priority date
Expiry dateApr 14, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2040/50
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A synthetic lubricating oil comprising as a base oil at least one kind of a carbonic acid ester represented by the general formula (1) ##STR1## wherein all the symbols such as X.sup.1, A.sup.1, A.sup.2, B, R.sup.1, a, b, c and d are as defined in claim 1

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