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. 03, 1981
Filed:
Dec. 08, 1978
Applicant:
Inventor:
Donald S Mueller, Newtown, PA (US);
Assignee:
Rohm and Haas Company, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ;
U.S. Cl.
CPC ...
525 66 ; 525 64 ; 525 67 ; 525 68 ; 525 69 ; 525 96 ; 525149 ;
Abstract
Compositions having high notched Izod impact strength and Gardner VHIT impact value are achieved by blending polyglutarimides, multiple stage polymers based on butadiene or acrylates, and polycarbonate in a weight ratio such that the polycarbonate comprises about 12 to 25% of the blend.