Porous Composite Separator and Manufacturing Method Therefor
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United States of America Patent
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N/A
Issued Date -
Aug 6, 2020
app pub date -
Aug 21, 2018
filing date -
Aug 25, 2017
priority date (Note) -
Published
status (Latency Note)
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Abstract
The present invention relates to a porous composite separator filled with a high heat-resistant porous polymer having nano-sized pores in addition to micro-sized wide pores formed among fibers of a porous support formed of the fibers, and to a manufacturing method therefor. The porous composite separator of the present invention has excellent strength, resistance to electrolyte swelling, and heat resistance and a minimized thickness change, and thus can provide a thin film type separator.
First Claim
all claims..Other Claims data not available
Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
---|---|---|---|---|---|
KR | B1 | KR102377721 | Aug 25, 2017 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
PATENT SPECIFICATION | 다공성 복합 분리막 및 이의 제조방법 | Mar 24, 2022 | |||
WO | A2 | WO2019039820 | Aug 21, 2018 | Patent | Application |
Type : Patent Sub-Type : Application | |||||
INTERNATIONAL APPLICATION PUBLISHED WITHOUT INTERNATIONAL SEARCH REPORT or INTERNATIONAL APPLICATION PUBLISHED WITH DECLARATION UNDER ARTICLE 17 (2) (A) | 다공성 복합 분리막 및 이의 제조방법 | Feb 28, 2019 |
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
SK INNOVATION CO LTD | 26 JONG-RO JONGNO-GU SEOUL 03188 | |
SK IE TECHNOLOGY CO LTD | 26 JONG-RO JONGNO-GU SEOUL 03188 |
International Classification(s)

- 2018 Application Filing Year
- H01M Class
- 7179 Applications Filed
- 5173 Patents Issued To-Date
- 72.06 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Lee, Cholho | Daejeon, KR | 16 | 42 |
# of filed Patents : 16 Total Citations : 42 | |||
Lee, Hyejin | Daejeon, KR | 54 | 177 |
# of filed Patents : 54 Total Citations : 177 | |||
Lee, Suji | Daejeon, KR | 6 | 13 |
# of filed Patents : 6 Total Citations : 13 | |||
Park, Minsang | Daejeon, KR | 7 | 35 |
# of filed Patents : 7 Total Citations : 35 |
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Patent Citation Ranking
- 10 Citation Count
- H01M Class
- 57.30 % this patent is cited more than
- 5 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Feb 6, 2028 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Feb 6, 2032 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 7.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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