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. 05, 1993
Filed:
Jul. 15, 1992
Applicant:
Inventors:
Douglas G Powell, Coraopolis, PA (US);
Sivaram Krishnan, Pittsburgh, PA (US);
Assignee:
Miles Inc., Pittsburgh, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08K / ;
U.S. Cl.
CPC ...
525467 ; 524208 ;
Abstract
A molding composition containing a blend of polycarbonate resin and a small amount of an aromatic dicyanate ester is disclosed. In comparison to the performance of the unmodified polycarbonate resin, the transparent composition of the invention exhibits a significantly reduced dripping rate upon burning. The composition is suitable for the preparation of thermoplastically molded articles.