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:
Dec. 27, 1994
Filed:
Jan. 18, 1994
Applicant:
Inventors:
Gerhard Fennhoff, Willich, DE;
Jurgen Kirsch, Leverkusen, DE;
Karsten-Josef Idel, Krefeld, DE;
Klaus Kircher, Leverkusen, DE;
Charles Lundy, Pittsburgh, PA (US);
Assignees:
Bayer Aktiengesellschaft, Leverkusen, DE;
Miles Inc., Pittsburgh, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
524265 ; 556453 ; 556457 ; 556464 ; 556474 ; 556482 ; 556489 ;
Abstract
The invention relates to silicon compounds, to mixtures thereof in aromatic polycarbonates and aromatic polyester carbonates and to their use as heat stabilizers in aromatic polycarbonates and aromatic polyester carbonates.