DE112021003743T5 - Vliesstoff-Separator - Google Patents
Vliesstoff-Separator Download PDFInfo
- Publication number
- DE112021003743T5 DE112021003743T5 DE112021003743.9T DE112021003743T DE112021003743T5 DE 112021003743 T5 DE112021003743 T5 DE 112021003743T5 DE 112021003743 T DE112021003743 T DE 112021003743T DE 112021003743 T5 DE112021003743 T5 DE 112021003743T5
- Authority
- DE
- Germany
- Prior art keywords
- nonwoven fabric
- layer
- separator
- nonwoven
- separator according
- 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.)
- Pending
Links
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 233
- 230000035699 permeability Effects 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229920000098 polyolefin Polymers 0.000 claims abstract description 8
- 239000000835 fiber Substances 0.000 claims description 77
- 239000011148 porous material Substances 0.000 claims description 31
- 229920001410 Microfiber Polymers 0.000 claims description 27
- 238000009826 distribution Methods 0.000 claims description 13
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 125000000524 functional group Chemical group 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000004750 melt-blown nonwoven Substances 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 4
- 230000010220 ion permeability Effects 0.000 abstract description 21
- 239000010410 layer Substances 0.000 description 145
- 238000000034 method Methods 0.000 description 54
- 238000006277 sulfonation reaction Methods 0.000 description 33
- 239000008151 electrolyte solution Substances 0.000 description 30
- 210000004027 cell Anatomy 0.000 description 28
- 239000004743 Polypropylene Substances 0.000 description 20
- 239000007788 liquid Substances 0.000 description 20
- 229920001155 polypropylene Polymers 0.000 description 20
- 229920005992 thermoplastic resin Polymers 0.000 description 18
- -1 polypropylene Polymers 0.000 description 14
- 238000005259 measurement Methods 0.000 description 13
- 230000010354 integration Effects 0.000 description 11
- 230000014759 maintenance of location Effects 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 10
- 230000008569 process Effects 0.000 description 10
- 239000000243 solution Substances 0.000 description 10
- 238000003490 calendering Methods 0.000 description 9
- 229910052739 hydrogen Inorganic materials 0.000 description 9
- 239000001257 hydrogen Substances 0.000 description 9
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 8
- 239000011230 binding agent Substances 0.000 description 7
- 229920005989 resin Polymers 0.000 description 7
- 239000011347 resin Substances 0.000 description 7
- 239000004698 Polyethylene Substances 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 238000009987 spinning Methods 0.000 description 6
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 229920005672 polyolefin resin Polymers 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 238000002834 transmittance Methods 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000007664 blowing Methods 0.000 description 4
- 230000001186 cumulative effect Effects 0.000 description 4
- 238000003411 electrode reaction Methods 0.000 description 4
- 238000004049 embossing Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000155 melt Substances 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 239000004094 surface-active agent Substances 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 230000002950 deficient Effects 0.000 description 3
- 238000010292 electrical insulation Methods 0.000 description 3
- 238000000691 measurement method Methods 0.000 description 3
- 229920005604 random copolymer Polymers 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 2
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000010191 image analysis Methods 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 235000011118 potassium hydroxide Nutrition 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- BUHVIAUBTBOHAG-FOYDDCNASA-N (2r,3r,4s,5r)-2-[6-[[2-(3,5-dimethoxyphenyl)-2-(2-methylphenyl)ethyl]amino]purin-9-yl]-5-(hydroxymethyl)oxolane-3,4-diol Chemical compound COC1=CC(OC)=CC(C(CNC=2C=3N=CN(C=3N=CN=2)[C@H]2[C@@H]([C@H](O)[C@@H](CO)O2)O)C=2C(=CC=CC=2)C)=C1 BUHVIAUBTBOHAG-FOYDDCNASA-N 0.000 description 1
- 241000283153 Cetacea Species 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229920010126 Linear Low Density Polyethylene (LLDPE) Polymers 0.000 description 1
- 108010020346 Polyglutamic Acid Proteins 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- ULUAUXLGCMPNKK-UHFFFAOYSA-N Sulfobutanedioic acid Chemical compound OC(=O)CC(C(O)=O)S(O)(=O)=O ULUAUXLGCMPNKK-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 125000002843 carboxylic acid group Chemical group 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 238000012993 chemical processing Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013170 computed tomography imaging Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000003851 corona treatment Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 210000001787 dendrite Anatomy 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000001523 electrospinning Methods 0.000 description 1
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000005596 ionic collisions Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000002346 layers by function Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N n-Octanol Natural products CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 229920002643 polyglutamic acid Polymers 0.000 description 1
- 229920005630 polypropylene random copolymer Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 229920001384 propylene homopolymer Polymers 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-N sulfonic acid Chemical compound OS(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-N 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- HIFJUMGIHIZEPX-UHFFFAOYSA-N sulfuric acid;sulfur trioxide Chemical compound O=S(=O)=O.OS(O)(=O)=O HIFJUMGIHIZEPX-UHFFFAOYSA-N 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 229920003169 water-soluble polymer Polymers 0.000 description 1
- 239000002888 zwitterionic surfactant Substances 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
- H01M50/497—Ionic conductivity
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/44—Fibrous material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/24—Alkaline accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/403—Manufacturing processes of separators, membranes or diaphragms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/411—Organic material
- H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
- H01M50/417—Polyolefins
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
- H01M50/457—Separators, membranes or diaphragms characterised by the material having a layered structure comprising three or more layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
- H01M50/491—Porosity
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
- H01M50/494—Tensile strength
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Cell Separators (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020-120463 | 2020-07-14 | ||
| JP2020120463 | 2020-07-14 | ||
| PCT/JP2021/026187 WO2022014543A1 (ja) | 2020-07-14 | 2021-07-12 | 不織布セパレータ |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE112021003743T5 true DE112021003743T5 (de) | 2023-04-27 |
Family
ID=79554845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE112021003743.9T Pending DE112021003743T5 (de) | 2020-07-14 | 2021-07-12 | Vliesstoff-Separator |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20230282943A1 (https=) |
| JP (1) | JPWO2022014543A1 (https=) |
| KR (1) | KR20230019490A (https=) |
| CN (1) | CN115803958A (https=) |
| DE (1) | DE112021003743T5 (https=) |
| TW (1) | TWI874683B (https=) |
| WO (1) | WO2022014543A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115349194A (zh) * | 2020-03-31 | 2022-11-15 | 三菱制纸株式会社 | 固体电解质担载用无纺布及固体电解质片 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001143682A (ja) | 1999-11-18 | 2001-05-25 | Tonen Tapyrus Co Ltd | アルカリ電池セパレータ基材及びそれを用いたアルカリ電池セパレータ |
| JP2017033678A (ja) | 2015-07-29 | 2017-02-09 | 日本バイリーン株式会社 | アルカリ電池用セパレータ |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11185722A (ja) * | 1997-12-19 | 1999-07-09 | Oji Paper Co Ltd | アルカリ電池セパレータ |
| JPH11283602A (ja) * | 1998-03-30 | 1999-10-15 | Mitsubishi Paper Mills Ltd | 電池用セパレータ |
| JP2000215871A (ja) * | 1998-11-16 | 2000-08-04 | Kuraray Co Ltd | 電池用セパレータ及びその製法 |
| JP4972253B2 (ja) * | 2001-07-11 | 2012-07-11 | 旭化成せんい株式会社 | 電池用セパレーター |
| JP5609334B2 (ja) * | 2010-07-06 | 2014-10-22 | 東洋紡株式会社 | スパンボンド不織布およびそれを用いたフィルター |
| US9713795B2 (en) * | 2012-05-08 | 2017-07-25 | Nitto Denko Corporation | Porous polytetrafluoroethylene membrane and waterproof air-permeable member |
| KR20150043423A (ko) * | 2012-09-19 | 2015-04-22 | 아사히 가세이 가부시키가이샤 | 세퍼레이터 및 그의 제조 방법, 및 리튬 이온 이차 전지 |
| JP2016170974A (ja) * | 2015-03-12 | 2016-09-23 | ニッポン高度紙工業株式会社 | アルカリ電池用セパレータ及びアルカリ電池 |
| JP6714973B2 (ja) * | 2015-03-17 | 2020-07-01 | 旭化成株式会社 | 水系電解液蓄電池用セパレータ、及びこれを用いた水系電解液蓄電池 |
| CN108701795B (zh) * | 2016-02-29 | 2021-10-01 | 旭化成株式会社 | 铅蓄电池用无纺布分隔件及使用其的铅蓄电池 |
| JP6792258B2 (ja) * | 2016-06-21 | 2020-11-25 | 味の素株式会社 | コーヒードリップ用フィルター及びコーヒードリップバッグ |
-
2021
- 2021-07-12 JP JP2022536354A patent/JPWO2022014543A1/ja active Pending
- 2021-07-12 CN CN202180049229.2A patent/CN115803958A/zh active Pending
- 2021-07-12 US US18/005,426 patent/US20230282943A1/en not_active Abandoned
- 2021-07-12 KR KR1020237000208A patent/KR20230019490A/ko not_active Ceased
- 2021-07-12 WO PCT/JP2021/026187 patent/WO2022014543A1/ja not_active Ceased
- 2021-07-12 DE DE112021003743.9T patent/DE112021003743T5/de active Pending
- 2021-07-13 TW TW110125627A patent/TWI874683B/zh active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001143682A (ja) | 1999-11-18 | 2001-05-25 | Tonen Tapyrus Co Ltd | アルカリ電池セパレータ基材及びそれを用いたアルカリ電池セパレータ |
| JP2017033678A (ja) | 2015-07-29 | 2017-02-09 | 日本バイリーン株式会社 | アルカリ電池用セパレータ |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022014543A1 (ja) | 2022-01-20 |
| JPWO2022014543A1 (https=) | 2022-01-20 |
| TW202209745A (zh) | 2022-03-01 |
| US20230282943A1 (en) | 2023-09-07 |
| CN115803958A (zh) | 2023-03-14 |
| TWI874683B (zh) | 2025-03-01 |
| KR20230019490A (ko) | 2023-02-08 |
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Owner name: MITSUI CHEMICALS ASAHI LIFE MATERIALS CO., LTD, JP Free format text: FORMER OWNER: ASAHI KASEI KABUSHIKI KAISHA, TOKYO, JP |