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:
Mar. 16, 1993
Filed:
Sep. 09, 1991
Applicant:
Inventors:
Janis C Stevenson, Langhorne, PA (US);
Hsing-Yeh Parker, Holland, PA (US);
Assignee:
Rohm and Haas Company, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
525 81 ; 525201 ; 525301 ; 525309 ; 525310 ; 525902 ; 523201 ;
Abstract
This invention relates to poly(vinyl chloride) injection molding compositions which contain novel additive polymers which modify the rheology characteristics of the composition, and to the novel additive polymers themselves.