Patent · US Expired

Detergent lubricant compositions

US4705643A · kind A · utility

16Cited by
2References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 30, 1984
Grant dateNov 10, 1987
Priority date
Expiry dateAug 30, 2004

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02B77/04
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An ashless two-stroke cycle additive is prepared by condensing isostearic acid and tetraethylenepentamine. The additive maintains excellent engine cleanliness and has excellent low-temperature storage stability in a lubricant composition.

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