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. 16, 1988
Filed:
Feb. 27, 1987
Applicant:
Inventors:
Frank L Meredith, Parkersburg, WV (US);
Lewis E Ferguson, Vienna, WV (US);
Assignee:
Borg-Warner Chemicals, Inc., Parkersburg, WV (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ; C08F / ; C08L / ;
U.S. Cl.
CPC ...
525316 ; 525 86 ; 525932 ;
Abstract
PVC impact modifier composition and clear modified PVC comprising PVC and a graft copolymer including from 60 to 70 wt % of a butadiene based rubber grafted with 40 to 30 wt % of a styrenic composition and a ethylenically unsaturated nitrile in a ratio of about 3/1 to 5/1. These compositions have excellent clarity and good impact properties.