FILM FOR LEAD TAB, MANUFACTURING METHOD THEREFOR, AND SECONDARY BATTERY INCLUDING SAME

Title:

FILM FOR LEAD TAB, MANUFACTURING METHOD THEREFOR, AND SECONDARY BATTERY INCLUDING SAME

Document Type and Number:

WIPO Patent Application WO/2022/098060

Kind Code:

A1

Abstract:

The present invention relates to a film for a lead tab, which is manufactured by heat-laminating: a first film of a coextruded triple layer, consisting of a random polypropylene layer (A layer), a block polypropylene layer (B layer), and a first ter-polypropylene layer (C1 layer) in order; and a second film of a single layer, consisting of a second ter-polypropylene layer (C2 layer).

More Like This:

JP6038303	Structure of a rechargeable battery
JP6853322	Stacked battery and method of transporting stacked battery
JPS5994362	MANUFACTURE OF LEAD STORAGE BATTERY

Inventors:

AHN DONG IL (KR)
CHA SUN O (KR)
KIM YOUN SIK (KR)
KIM WON HONE (KR)

Application Number:

PCT/KR2021/015712

Publication Date:

May 12, 2022

Filing Date:

November 02, 2021

Export Citation:

Click for automatic bibliography generation Help

Assignee:

POONGSANDAK CO LTD (KR)

International Classes:

H01M50/172; B29C48/21; B29C65/02; H01M50/183; H01M50/543; B29K23/00; B29L7/00

Foreign References:

KR20200060487A	2020-05-29
KR20170088636A	2017-08-02
KR101508547B1	2015-04-14
KR20180062841A	2018-06-11
KR102142600B1	2020-08-07

Attorney, Agent or Firm:

OAM PATENT & TRADEMARK LAW FIRM (KR)

Download PDF:

View/Download PDF PDF Help

Previous Patent: COFFEE BEVERAGE BREWING EXTRACTION METHOD AND APPARATUS USING STIRRING FORCE

Next Patent: SYSTEM AND METHOD FOR EVALUATING AEROSOL REMOVAL PERFORMANCE