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:
Nov. 05, 2002
Filed:
Nov. 13, 2000
Lora L. Spangler, Belchertown, MA (US);
Venkatarayaloo Janarthanan, Gujarat, IN;
Bayer Corporation, Pittsburgh, PA (US);
Abstract
A thermoplastic molding composition suitable for preparing molded articles having improved properties, most notably high ductility and impact strength at low temperature, is disclosed. The composition contains a resinous blend of aromatic polycarbonate and a mixture of at least two grafted rubbers. The mixture of grafted rubbers contains a “small-mode” component having a weight average particle size of less than 0.3 microns and a “large-mode” component having a weight average particle size of 0.3 microns or larger. The inventive composition is characterized in the absence of flaky filler having an aspect ratio is at least 1.7 and particle size of 1-100 microns therefrom.