The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 29, 1995
Filed:
Apr. 14, 1994
Applicant:
Inventor:
Robert A Pollack, Highland Heights, OH (US);
Assignee:
The Lubrizol Corporation, Wickliffe, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ; C09K / ;
U.S. Cl.
CPC ...
252 73 ; 252 74 ; 252572 ;
Abstract
An electrorheological fluid having good shear stress and improved (reduced) conductivity comprises a hydrophobic liquid phase and, dispersed therein, electrorheologically active particles of a core particle with a coating of at least one polysaccharide which is dispersible in a protic medium.