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. 19, 2002
Filed:
Jun. 22, 2001
Applicant:
Inventors:
Kazushige Inoue, Moka, JP;
Hiromi Ishida, Moka, JP;
Theodorus Lambertus Hoeks, Bergen op Zoom, NL;
Lennard Alexander Markestein, Hendrik Ido Ambacht, NL;
Assignee:
General Electric Company, Schenectady, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 6/900 ; C08K 5/52 ; C08K 5/42 ;
U.S. Cl.
CPC ...
C08L 6/900 ; C08K 5/52 ; C08K 5/42 ;
Abstract
The present invention provides a method for making a polycarbonate composition. The polycarbonate is prepared by melt synthesis using a sulfur-containing acid compound to at least partially quench the melt catalyst. The polycarbonate composition comprises said polycarbonate, phosphorous acid, further sulfur-containing acid compound and an ester derived from a mono-fatty acid and a polyhydric alcohol.