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. 01, 2021

Filed:

Jun. 04, 2018
Applicant:

Sabic Global Technologies B.v., Bergen Op Zoom, NL;

Inventors:

Adel Fawzy Bastawros, Mt. Vernon, IN (US);

Yuan Zhou, Pudong, CN;

Wei Feng, Pudong, CN;

Chuntao Tang, Pudong, CN;

Assignee:

SABIC GLOBAL TECHNOLOGIES B.V., Bergen Op Zoom, NL;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); B32B 27/08 (2006.01); B32B 27/30 (2006.01); B32B 27/36 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0051 (2013.01); B32B 27/08 (2013.01); B32B 27/308 (2013.01); B32B 27/365 (2013.01); B32B 2250/03 (2013.01); B32B 2250/24 (2013.01); B32B 2307/412 (2013.01); B32B 2307/538 (2013.01); B32B 2307/584 (2013.01); B32B 2457/20 (2013.01); G02B 6/0053 (2013.01);
Abstract

A multilayer polymeric film includes a top layer comprising poly(methyl methacrylate); a bottom layer comprising a bottom layer composition comprising poly(methyl methacrylate), polycarbonate, copolymers thereof, or a combination comprising at least one of the foregoing, wherein a glass transition temperature of the bottom layer composition is less than or equal to 140° C.; and an inner layer disposed between an inside surface of the top layer and an inside surface of the bottom layer, wherein the inner layer comprises polycarbonate.


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