Invention Grant
- Patent Title: Multilayer sheets including polyphenylene and polypropylene and methods of making the same (as amended)
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Application No.: US16474988Application Date: 2017-12-26
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Publication No.: US11806970B2Publication Date: 2023-11-07
- Inventor: Jian Zhou , Juha-Matti Levasalmi , Zhaokang Hu
- 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/US2017/068389 2017.12.26
- International Announcement: WO2018/125855A 2018.07.05
- Date entered country: 2019-06-28
- Main IPC: B32B27/08
- IPC: B32B27/08 ; B32B27/28 ; B32B27/30 ; B32B27/32

Abstract:
A multilayer sheet includes a core layer including a composition including about (60) to about (90) weight percent of polyphenylene, about (0) to about (20) weight percent of polystyrene, about (10) to about (20) weight percent of a hydrogenated block copolymer of an alkenyl aromatic compound and a conjugated diene, and optionally, a flame retardant additive; and a first cap layer disposed on a surface of the core layer, wherein the first cap layer includes polypropylene.
Public/Granted literature
- US20190322089A1 MULTILAYER SHEETS INCLUDING POLYPHENYLENE AND POLYPROPYLENE AND METHODS OF MAKING THE SAME (AS AMENDED) Public/Granted day:2019-10-24
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