Invention Grant
- Patent Title: Multilayer polymeric films and the methods of making thereof
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Application No.: US16613440Application Date: 2018-06-04
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Publication No.: US11022744B2Publication Date: 2021-06-01
- Inventor: Adel Fawzy Bastawros , Yuan Zhou , Wei Feng , Chuntao Tang
- Applicant: SABIC GLOBAL TECHNOLOGIES B.V.
- Applicant Address: NL Bergen Op Zoom
- Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
- Current Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
- Current Assignee Address: NL Bergen Op Zoom
- Agency: Cantor Colburn LLP
- International Application: PCT/US2018/035803 WO 20180604
- International Announcement: WO2018/226558 WO 20181213
- Main IPC: F21V8/00
- IPC: F21V8/00 ; B32B27/08 ; B32B27/30 ; B32B27/36

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.
Public/Granted literature
- US20200166692A1 MULTILAYER POLYMERIC FILMS AND THE METHODS OF MAKING THEREOF Public/Granted day:2020-05-28
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