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:
May. 11, 1976
Filed:
Feb. 11, 1974
Applicant:
Inventors:
Theodore A Marolewski, New City, NY (US);
Peter E Timony, Valley Cottage, NY (US);
Assignee:
Stauffer Chemical Company, Westport, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; C10M / ;
U.S. Cl.
CPC ...
252 78 ; 252 498 ; 252 / ; 252 / ;
Abstract
An aircraft hydraulic fluid comprising (1) a base stock material, and (2) a low molecular weight polyester additive consisting of C.sub.2 -C.sub.18 dicarboxylic acid and a C.sub.2 -C.sub.18 diol. By incorporating about 1 to about 20 percent by weight of said additive in said hydraulic fluid, an essentially shear stable hydraulic fluid results.