Patent · US Expired

Traction drive fluid

US6638417B2 · kind B2 · utility

8Cited by
4References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 15, 2000
Grant dateOct 28, 2003
Priority date
Expiry dateDec 15, 2020

Classification

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

Abstract

A traction drive fluid is provided containing a naphthenic compound represented by the formula: wherein R1 is an alkyl group having 1 to 8 carbon atoms, R2 through R4 are each independently hydrogen or an alkyl group having 1 to 8 carbon atoms, and A is a naphthenic hydrocarbon group, a saturated polycyclic hydrocarbon group, a naphthenic ester group, or a naphthenic carbonate group.

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