Patent · US Expired

Electrorheological fluids having polypropylene carbonate adsorbed on the solid phase

US5279754A · kind A · utility

1Cited by
13References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 30, 1992
Grant dateJan 18, 1994
Priority date
Expiry dateMar 30, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2040/185
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Disclosed are electrorheological fluids including vermiculite treated with an amine salt, methods of making the same, propylene carbonate adsorbed on the solid phase, butyl benzoate added for the liquid phase, and methods of using frequency response of electrorheological fluids to vary apparent viscosity and to compensate for temperature.

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