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:
Oct. 20, 1992
Filed:
Jun. 17, 1991
Applicant:
Inventors:
William S Greenlee, Avon Lake, OH (US);
Josef C Vyvoda, Avon Lake, OH (US);
Roman W Wypart, Avon Lake, OH (US);
Assignee:
The B.F. Goodrich Company, Brecksville, OH (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ; C08L / ; C08F / ;
U.S. Cl.
CPC ...
525 83 ; 525238 ; 525239 ; 525317 ;
Abstract
In a preferred embodiment, the invention herein relates to blends of a PVC-containing thermoplastic material and an impact modifier which blends have improved abrasion resistance and a reduced adhesion to glass, said impact modifier has Shore A hardness greater than 70 and is used in an amount of greater than 50 weight parts per 100 weight parts of said thermoplastic material.