Patent · US Expired

Polyglycerol esters as functional fluids and functional fluid modifiers

US5380469A · kind A · utility

22Cited by
10References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 18, 1993
Grant dateJan 10, 1995
Priority date
Expiry dateMar 18, 2013

Classification

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

Abstract

High viscosity functional fluids prepared by reacting a polyglycerol with a triglyceride oil or fat. The reaction products can be used as high viscosity lubricants or blended with triglyceride-based functional fluids for use in mud drilling, as low temperature lubricants, cutting fluids, hydraulic fluids, and food grade lubricants.

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