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:
Apr. 08, 1997
Filed:
Mar. 23, 1995
Applicant:
Inventors:
John E Flood, Houston, TX (US);
John W Kelley, Houston, TX (US);
Davis R Roane, Houston, TX (US);
John M Clasby, Sugar Land, TX (US);
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ; C08F / ;
U.S. Cl.
CPC ...
524269 ; 525471 ; 525479 ;
Abstract
It is herein disclosed a polymer blend having and exhibiting excellent tribological properties comprising a major amount of polyketone polymers and a minor amount of one or more silicone oil. The blend also has and exhibits improved lubricity and has a low DCOF of from about 0.3-0.4. The blend is particularly useful in the manufacture of articles used in applications where surfaces are in contact during motion.