Invention Grant
- Patent Title: Battery separator producing method and battery separator producing apparatus
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Application No.: US15384691Application Date: 2016-12-20
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Publication No.: US10026939B2Publication Date: 2018-07-17
- Inventor: Rikuri Uejima , Akihiko Shin
- Applicant: Sumitomo Chemical Company, Limited
- Applicant Address: JP Tokyo
- Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
- Current Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
- Current Assignee Address: JP Tokyo
- Agency: Panitch Schwarze Belisario & Nadel LLP
- Priority: JP2015-250568 20151222
- Main IPC: B32B41/00
- IPC: B32B41/00 ; H01M2/14 ; B32B7/12 ; B32B27/32 ; B32B37/00 ; B32B37/12 ; B32B37/20 ; H01M2/16 ; H01M10/0525
Abstract:
A transfer system includes an expander roll for removing a wrinkle in a separator original sheet, and (i) the expander roll and (ii) a transfer roller immediately followed by or following the expander roll are spaced from each other at a distance of not less than 1 m and not more than 10 m.
Public/Granted literature
- US20170179453A1 BATTERY SEPARATOR PRODUCING METHOD AND BATTERY SEPARATOR PRODUCING APPARATUS Public/Granted day:2017-06-22
Information query
