JP2017226117A5 - - Google Patents
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- Publication number
- JP2017226117A5 JP2017226117A5 JP2016123051A JP2016123051A JP2017226117A5 JP 2017226117 A5 JP2017226117 A5 JP 2017226117A5 JP 2016123051 A JP2016123051 A JP 2016123051A JP 2016123051 A JP2016123051 A JP 2016123051A JP 2017226117 A5 JP2017226117 A5 JP 2017226117A5
- Authority
- JP
- Japan
- Prior art keywords
- type crystal
- laminate
- content
- porous layer
- resin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- 239000013078 crystal Substances 0.000 claims description 33
- 229920005989 resin Polymers 0.000 claims description 26
- 239000011347 resin Substances 0.000 claims description 26
- 239000002033 PVDF binder Substances 0.000 claims description 19
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 19
- 239000011255 nonaqueous electrolyte Substances 0.000 claims description 15
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 238000002329 infrared spectrum Methods 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 5
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 claims description 4
- 229920001577 copolymer Polymers 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 229920005672 polyolefin resin Polymers 0.000 claims description 3
- 238000010998 test method Methods 0.000 claims description 3
- 239000004262 Ethyl gallate Substances 0.000 claims description 2
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical compound FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 claims description 2
- -1 hexafluoropropylene, tetrafluoroethylene, trifluoroethylene, trichloroethylene Chemical group 0.000 claims description 2
- 229920001519 homopolymer Polymers 0.000 claims description 2
- 239000000178 monomer Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 27
- 239000011248 coating agent Substances 0.000 description 7
- 238000000576 coating method Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 238000001035 drying Methods 0.000 description 5
- 239000010419 fine particle Substances 0.000 description 5
- 238000001556 precipitation Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 230000014759 maintenance of location Effects 0.000 description 3
- 238000001238 wet grinding Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000002612 dispersion medium Substances 0.000 description 2
- 150000007524 organic acids Chemical class 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229920005603 alternating copolymer Polymers 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 229920000578 graft copolymer Polymers 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000012766 organic filler Substances 0.000 description 1
- 239000003002 pH adjusting agent Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011164 primary particle Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 229920005604 random copolymer Polymers 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000001132 ultrasonic dispersion Methods 0.000 description 1
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016123051A JP6657029B2 (ja) | 2016-06-21 | 2016-06-21 | 積層体 |
| KR1020170041590A KR101867760B1 (ko) | 2016-06-21 | 2017-03-31 | 적층체 |
| CN201710467490.XA CN107528034B (zh) | 2016-06-21 | 2017-06-19 | 层叠体 |
| US15/627,804 US10319973B2 (en) | 2016-06-21 | 2017-06-20 | Laminated body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016123051A JP6657029B2 (ja) | 2016-06-21 | 2016-06-21 | 積層体 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2017226117A JP2017226117A (ja) | 2017-12-28 |
| JP2017226117A5 true JP2017226117A5 (enExample) | 2019-05-09 |
| JP6657029B2 JP6657029B2 (ja) | 2020-03-04 |
Family
ID=60660416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016123051A Active JP6657029B2 (ja) | 2016-06-21 | 2016-06-21 | 積層体 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US10319973B2 (enExample) |
| JP (1) | JP6657029B2 (enExample) |
| KR (1) | KR101867760B1 (enExample) |
| CN (1) | CN107528034B (enExample) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11094997B2 (en) | 2017-05-29 | 2021-08-17 | Sumitomo Chemical Company, Limited | Nonaqueous electrolyte secondary battery |
| US11784343B2 (en) | 2017-11-10 | 2023-10-10 | Asahi Kasei Kabushiki Kaisha | Separator for electricity storage devices, and electricity storage device |
| JP6430621B1 (ja) | 2017-12-19 | 2018-11-28 | 住友化学株式会社 | 非水電解液二次電池 |
| JP6430620B1 (ja) | 2017-12-19 | 2018-11-28 | 住友化学株式会社 | 非水電解液二次電池 |
| JP6507220B1 (ja) * | 2017-12-19 | 2019-04-24 | 住友化学株式会社 | 非水電解液二次電池 |
| US11158907B2 (en) | 2017-12-19 | 2021-10-26 | Sumitomo Chemical Company, Limited | Nonaqueous electrolyte secondary battery |
| US11205799B2 (en) | 2017-12-19 | 2021-12-21 | Sumitomo Chemical Company, Limited | Nonaqueous electrolyte secondary battery |
| JP6430623B1 (ja) | 2017-12-19 | 2018-11-28 | 住友化学株式会社 | 非水電解液二次電池 |
| JP6430617B1 (ja) | 2017-12-19 | 2018-11-28 | 住友化学株式会社 | 非水電解液二次電池 |
| JP6430616B1 (ja) | 2017-12-19 | 2018-11-28 | 住友化学株式会社 | 非水電解液二次電池 |
| JP6430618B1 (ja) | 2017-12-19 | 2018-11-28 | 住友化学株式会社 | 非水電解液二次電池 |
| JP7178946B2 (ja) * | 2019-04-16 | 2022-11-28 | 住友化学株式会社 | 非水電解液二次電池用多孔質層 |
| JP7178947B2 (ja) * | 2019-04-16 | 2022-11-28 | 住友化学株式会社 | 非水電解液二次電池用積層セパレータ |
| CN114474927B (zh) * | 2022-01-11 | 2023-07-07 | 江苏睿捷新材料科技有限公司 | 一种包装材料 |
| WO2023189636A1 (ja) * | 2022-03-28 | 2023-10-05 | 株式会社村田製作所 | 二次電池、電池パック、電子機器、電動工具、電動式航空機、および電動車両、ならびに二次電池用電極巻回体の製造方法 |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5932161B2 (ja) * | 1977-02-16 | 1984-08-07 | 三菱レイヨン株式会社 | 多成分含有流体の処理装置 |
| JPS6028446A (ja) * | 1983-07-27 | 1985-02-13 | Dainippon Ink & Chem Inc | 熱可塑性ポリエステル樹脂組成物 |
| US4923650A (en) * | 1988-07-27 | 1990-05-08 | Hercules Incorporated | Breathable microporous film and methods for making it |
| FR2759087B1 (fr) | 1997-02-06 | 1999-07-30 | Electricite De France | Produit composite poreux de haute surface specifique, procede de preparation et electrode pour ensemble electrochimique formee d'un film composite poreux |
| JP2001118558A (ja) | 1999-10-19 | 2001-04-27 | Asahi Kasei Corp | 部分被覆されたセパレータ |
| CN100403581C (zh) * | 2005-12-23 | 2008-07-16 | 范亢俊 | 锂电池、锂离子电池安全隔膜及其制造方法 |
| EP2008706B1 (en) * | 2006-04-19 | 2020-05-06 | Asahi Kasei Kabushiki Kaisha | Highly durable porous pvdf film, method of producing the same and washing method and filtration method using the same |
| JP2010180341A (ja) * | 2009-02-06 | 2010-08-19 | Sumitomo Chemical Co Ltd | 樹脂組成物、シート、および多孔質フィルム |
| CN103124634A (zh) * | 2010-10-01 | 2013-05-29 | 三菱树脂株式会社 | 叠层多孔膜、电池用隔板及电池 |
| JP2012150972A (ja) * | 2011-01-19 | 2012-08-09 | Hitachi Ltd | リチウムイオン電池 |
| US20140102533A1 (en) * | 2011-06-15 | 2014-04-17 | Kureha Corporation | Polyvinylidene Fluoride Resin Film, Multilayer Film, Backsheet for Solar Cell Module and Production Process of Film |
| CN107256939B (zh) | 2011-07-28 | 2020-01-31 | 住友化学株式会社 | 层叠多孔膜及非水电解液二次电池 |
| JP5355823B1 (ja) | 2011-11-15 | 2013-11-27 | 帝人株式会社 | 非水系二次電池用セパレータ及びその製造方法、並びに非水系二次電池 |
| EP2736095B1 (en) * | 2012-04-13 | 2016-03-23 | Toray Battery Separator Film Co., Ltd. | Battery separator, and method for producing same |
| JP2014026946A (ja) * | 2012-07-30 | 2014-02-06 | Teijin Ltd | 非水電解質電池用セパレータ及び非水電解質電池 |
| WO2014136838A1 (ja) * | 2013-03-06 | 2014-09-12 | 帝人株式会社 | 非水系二次電池用セパレータおよび非水系二次電池 |
| KR20140113186A (ko) * | 2013-03-15 | 2014-09-24 | 삼성에스디아이 주식회사 | 전극 조립체 및 이를 이용한 이차전지의 제조방법 |
| JP5733454B2 (ja) * | 2013-06-21 | 2015-06-10 | 住友化学株式会社 | 積層多孔質フィルム、非水電解液二次電池用セパレータ及び非水電解液二次電池 |
| KR101430975B1 (ko) * | 2013-08-21 | 2014-08-18 | 에스케이씨 주식회사 | 내열성이 우수한 이차전지용 분리막 |
| KR20160002173A (ko) * | 2014-06-30 | 2016-01-07 | 주식회사 엘지화학 | 리튬염을 포함하는 다공성 코팅층을 구비하는 이차 전지용 분리막 및 이의 제조 방법 |
| CN106163806B (zh) | 2014-08-29 | 2018-01-16 | 住友化学株式会社 | 层叠体、间隔件和非水二次电池 |
| US20180047962A1 (en) * | 2015-03-24 | 2018-02-15 | Teijin Limited | Separator for a non-aqueous secondary battery, and non-aqueous secondary battery |
| JP6122936B1 (ja) * | 2015-11-30 | 2017-04-26 | 住友化学株式会社 | 非水電解液二次電池用セパレータおよびその利用 |
| JP6203975B2 (ja) * | 2017-02-24 | 2017-09-27 | 住友化学株式会社 | 多孔質層、積層体、多孔質層を含む非水電解液二次電池用部材、および多孔質層を含む非水電解液二次電池 |
-
2016
- 2016-06-21 JP JP2016123051A patent/JP6657029B2/ja active Active
-
2017
- 2017-03-31 KR KR1020170041590A patent/KR101867760B1/ko active Active
- 2017-06-19 CN CN201710467490.XA patent/CN107528034B/zh active Active
- 2017-06-20 US US15/627,804 patent/US10319973B2/en active Active
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