Invention Grant
- Patent Title: Separator including polyethylene with highly entangled polymer chains, and electrochemical device including the same
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Application No.: US17056919Application Date: 2019-07-12
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Publication No.: US11936065B2Publication Date: 2024-03-19
- Inventor: Su-Jin Park , Sang-Joon Lee
- Applicant: LG CHEM, LTD.
- Applicant Address: KR Seoul
- Assignee: LG ENERGY SOLUTION, LTD.
- Current Assignee: LG ENERGY SOLUTION, LTD.
- Current Assignee Address: KR Seoul
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: KR 20180081893 2018.07.13
- International Application: PCT/KR2019/008682 2019.07.12
- International Announcement: WO2020/013671A 2020.01.16
- Date entered country: 2020-11-19
- Main IPC: H01M50/417
- IPC: H01M50/417 ; C08J9/26 ; C08J9/36 ; H01M10/0525 ; H01M50/403 ; H01M50/443 ; H01M50/451 ; H01M50/46 ; H01M50/489 ; H01M50/491
Abstract:
A separator for an electrochemical device including a porous substrate made of a porous polymer material. The separator substrate has a small thickness, excellent resistance characteristics, ion conductivity, and high mechanical strength. When the separator is applied to a battery, it is possible to improve the output characteristics of the battery.
Public/Granted literature
- US20210210818A1 SEPARATOR FOR ELECTROCHEMICAL DEVICE AND ELECTROCHEMICAL DEVICE INCLUDING THE SAME Public/Granted day:2021-07-08
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