Patent · US Expired

Lubricating composition suitable for diesel engines

US7598212B2 · kind B2 · utility

0Cited by
8References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 25, 2004
Grant dateOct 6, 2009
Priority date
Expiry dateMay 4, 2026

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2060/14
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An improved lubricating composition suitable for diesel engines comprising a major amount of at least one oil of lubricating viscosity and a minor amount of an alkylamine-alkylphosphate additive. The alkylamine-alkylphosphate additive comprises from at least 1.25 equivalents of alkylamine to 1.0 equivalents of alkylphosphate.

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