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:
Nov. 21, 2017

Filed:

Nov. 23, 2012
Applicant:

Covestro Deutschland Ag, Leverkusen, DE;

Inventors:

Alexander Meyer, Düsseldorf, DE;

Martin Doebler, Düsseldorf, DE;

Ulrich Grosser, Kürten, DE;

Rafael Oser, Krefeld, DE;

Birte Sämisch, Köln, DE;

Thomas Grimm, Pulheim, DE;

Assignee:

Covestro Deutschland AG, Leverkusen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/08 (2006.01); B29C 45/00 (2006.01); B29C 47/08 (2006.01); B32B 27/36 (2006.01); F21S 8/10 (2006.01); C08G 64/14 (2006.01); C23C 14/20 (2006.01); B32B 15/08 (2006.01); B32B 27/20 (2006.01); B32B 27/28 (2006.01); B29K 69/00 (2006.01);
U.S. Cl.
CPC ...
G02B 5/0808 (2013.01); B29C 45/0053 (2013.01); B29C 47/08 (2013.01); B32B 15/08 (2013.01); B32B 27/20 (2013.01); B32B 27/283 (2013.01); B32B 27/365 (2013.01); C08G 64/14 (2013.01); C23C 14/20 (2013.01); F21S 48/1394 (2013.01); B29C 2045/0079 (2013.01); B29K 2069/00 (2013.01); B32B 2264/102 (2013.01); B32B 2264/104 (2013.01); B32B 2307/308 (2013.01); B32B 2307/702 (2013.01); B32B 2457/00 (2013.01); Y10T 428/24967 (2015.01); Y10T 428/25 (2015.01); Y10T 428/252 (2015.01); Y10T 428/265 (2015.01); Y10T 428/31507 (2015.04);
Abstract

The invention relates to multilayer structures made of at least one thermoplastic material and having at least one metal layer. The invention further relates to multilayer products encompassing at least three layers comprising a substrate layer made of a substrate comprising specific copolycarbonates and at least one inorganic filler, a metal layer and one or more further layers. The invention further relates to the process for producing the said multilayer structures.


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