公开(公告)号：US20200166692A1

公开(公告)日：2020-05-28

申请号：US16613440

申请日：2018-06-04

Applicant: SABIC GLOBAL TECHNOLOGIES B.V.

Inventor： Adel Fawzy Bastawros ,  Yuan Zhou ,  Wei Feng ,  Chuntao Tang

IPC: F21V8/00 ,  B32B27/30 ,  B32B27/36 ,  B32B27/08

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.

公开(公告)号：US11022744B2

公开(公告)日：2021-06-01

申请号：US16613440

申请日：2018-06-04

Applicant: SABIC GLOBAL TECHNOLOGIES B.V.

Inventor： Adel Fawzy Bastawros ,  Yuan Zhou ,  Wei Feng ,  Chuntao Tang

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.