Invention Grant
- Patent Title: Thermoplastic polyurethane film and preparation method thereof
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Application No.: US16494558Application Date: 2018-03-27
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Publication No.: US11299624B2Publication Date: 2022-04-12
- Inventor: Sang Yool Lee , Joo Hee Hong , Se Jung Park , Sang Hwan Kim , Jang Soon Kim
- Applicant: LG Chem, Ltd.
- Applicant Address: KR Seoul
- Assignee: LG Chem, Ltd.
- Current Assignee: LG Chem, Ltd.
- Current Assignee Address: KR Seoul
- Agency: Lerner, David, Littenberg, Krumholz & Mentlik, LLP
- Priority: KR10-2017-0038384 20170327
- International Application: PCT/KR2018/003600 WO 20180327
- International Announcement: WO2018/182289 WO 20181004
- Main IPC: C08L75/04
- IPC: C08L75/04 ; C08J5/18 ; C08K5/00 ; C08K5/21
Abstract:
A thermoplastic polyurethane film including a cured product of a polyurethane resin composition is provided. The polyurethane resin composition includes a polyurethane resin, a first isocyanate-based curing agent, and an organic solvent. The thermoplastic polyurethane film has a tensile strength break of 50 MPa to 80 MPa. A method for preparing the thermoplastic polyurethane film is also provided.
Public/Granted literature
- US20200010677A1 Thermoplastic Polyurethane Film and Preparation Method Thereof Public/Granted day:2020-01-09
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