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:
May. 06, 2014
Filed:
Sep. 29, 2010
Applicants:
Stephan Konrad, Dormagen, DE;
Heinrich Hähnsen, Duisburg, DE;
Karl-heinz Köhler, Aachen-Brand, DE;
Marc Buts, Duffel, BE;
Daniel Koch, Shanghai, CN;
Frank Guldentops, Shanghai, CN;
Inventors:
Stephan Konrad, Dormagen, DE;
Heinrich Hähnsen, Duisburg, DE;
Karl-Heinz Köhler, Aachen-Brand, DE;
Marc Buts, Duffel, BE;
Daniel Koch, Shanghai, CN;
Frank Guldentops, Shanghai, CN;
Assignee:
Bayer MaterialScience AG, Leverkusen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08K 5/50 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a polycarbonate composition having reduced subsequent yellowing of the mouldings produced therefrom on heat ageing and having good optical properties of the polycarbonate composition on processing.