Patent · US Expired

Electrorhelogical fluid

US5376294A · kind A · utility

7Cited by
5References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 9, 1993
Grant dateDec 27, 1994
Priority date
Expiry dateJul 9, 2013

Classification

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

Abstract

An electrorheological fluid comprising a dielectric particle as the dispersed phase, an insulating oil as the dispersing medium, and an additive, the additive being substantially insoluble in the dispersing medium, and being a composite containing a polysiloxane-containing structural unit (A), and at least one dispersed phase absorbing chain-containing structural unit (B) selected from the group consisting of an alkylene oxide chain-containing structural unit (B-1), a nitrogen atom chain-containing structural unit (B-2), and a long hydrocarbon chain-containing structural unit (B-3).

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