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.

Date of Patent:
Jun. 18, 2024

Filed:

Dec. 12, 2018
Applicant:

Covestro Deutschland Ag, Leverkusen, DE;

Inventors:

Christopher Schirwitz, Leverkusen, DE;

Michael Erkelenz, Duisburg, DE;

Birte Sämisch, Cologne, DE;

Rainer Protte, Dormagen, DE;

Martin Döbler, Düsseldorf, DE;

Eckhard Wenz, Cologne, DE;

Assignee:

Covestro Deutschland AG, Leverkusen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 7/06 (2006.01); C08K 3/04 (2006.01); C08K 3/34 (2006.01); C08K 3/38 (2006.01); C08K 7/24 (2006.01); C23C 14/20 (2006.01); C23C 14/58 (2006.01);
U.S. Cl.
CPC ...
C08J 7/06 (2013.01); C08K 3/04 (2013.01); C08K 3/34 (2013.01); C08K 3/38 (2013.01); C08K 7/24 (2013.01); C23C 14/20 (2013.01); C23C 14/58 (2013.01); C08J 2369/00 (2013.01); C08J 2423/26 (2013.01); C08K 2003/385 (2013.01); C08K 2201/003 (2013.01);
Abstract

The invention relates to a multilayer body comprising at least one substrate layer, a metal layer bonded directly thereto and optionally at least one protective layer atop the metal layer, wherein the substrate layer comprises a composition which is obtained by mixing polycarbonate, talc and a specific wax. It was shown that the multilayer bodies obtained are particularly suitable for use as reflectors and (housing) components for light sources and heat sources and displays.


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