Patent · US Expired

Composition for hydraulic lubrication and coupling

US5334319A · kind A · utility

6Cited by
13References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 1, 1992
Grant dateAug 2, 1994
Priority date
Expiry dateDec 1, 2012

Classification

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

Abstract

A composition for hydraulic, lubricating and coupling is disclosed herein, which comprises organopolysiloxane and at least one additive selected from the group consisting of an anti-wear agent which is phosphorus type or sulfur type, a metal deactivator and a corrosion inhibitor. The composition according to the present invention further comprises an antioxidant. The composition according to the present invention can be used at high temperature for a long period, without showing a significant increase in viscosity.

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