Invention Grant
- Patent Title: Polyolefin microporous membrane, method for producing same, and battery separator
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Application No.: US15539972Application Date: 2015-12-25
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Publication No.: US10507436B2Publication Date: 2019-12-17
- Inventor: Go Sato , Toshihiko Kaneda , Koichi Kono
- Applicant: TORAY INDUSTRIES, INC.
- Applicant Address: JP Tokyo
- Assignee: TORAY INDUSTRIES, INC.
- Current Assignee: TORAY INDUSTRIES, INC.
- Current Assignee Address: JP Tokyo
- Agency: Kilpatrick Townsend & Stockton LLP
- Priority: JP2014-266009 20141226; JP2015-115091 20150605
- International Application: PCT/JP2015/086415 WO 20151225
- International Announcement: WO2016/104789 WO 20160630
- Main IPC: B01D71/26
- IPC: B01D71/26 ; C08J9/28 ; H01M2/16 ; C08F10/06 ; H01M10/0525 ; H01M2/14
Abstract:
A polyolefin microporous membrane is disclosed. The polyolefin microporous membrane includes a polyolefin resin, where the polyolefin resin contains at least 80 mass % polypropylene resin, and where the polyolefin microporous membrane has a maximum pore size of less than 30.0 nm and a mean flow pore size of less than 20.0 nm.
Public/Granted literature
- US20170341035A1 POLYOLEFIN MICROPOROUS MEMBRANE, METHOD FOR PRODUCING SAME, AND BATTERY SEPARATOR Public/Granted day:2017-11-30
Information query
