CN111710816B - 一种应用于锂电池无纺布隔膜的纳米级pet材料的制备方法 - Google Patents
一种应用于锂电池无纺布隔膜的纳米级pet材料的制备方法 Download PDFInfo
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- CN111710816B CN111710816B CN202010584938.8A CN202010584938A CN111710816B CN 111710816 B CN111710816 B CN 111710816B CN 202010584938 A CN202010584938 A CN 202010584938A CN 111710816 B CN111710816 B CN 111710816B
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- fiber material
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- pet fiber
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- 239000000463 material Substances 0.000 title claims abstract description 45
- 239000004745 nonwoven fabric Substances 0.000 title claims abstract description 29
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 25
- 238000002360 preparation method Methods 0.000 title claims abstract description 25
- 239000002657 fibrous material Substances 0.000 claims abstract description 73
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 56
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000003960 organic solvent Substances 0.000 claims abstract description 29
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 24
- 239000010954 inorganic particle Substances 0.000 claims abstract description 20
- 239000000203 mixture Substances 0.000 claims abstract description 19
- 238000007761 roller coating Methods 0.000 claims abstract description 16
- 239000011248 coating agent Substances 0.000 claims abstract description 11
- 238000000576 coating method Methods 0.000 claims abstract description 11
- 238000009826 distribution Methods 0.000 claims abstract description 11
- 239000002245 particle Substances 0.000 claims abstract description 11
- 238000002156 mixing Methods 0.000 claims abstract description 9
- 238000002791 soaking Methods 0.000 claims abstract description 9
- 238000001035 drying Methods 0.000 claims abstract description 8
- 239000000741 silica gel Substances 0.000 claims abstract description 8
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 8
- 238000005303 weighing Methods 0.000 claims abstract description 8
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 113
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 113
- 238000006243 chemical reaction Methods 0.000 claims description 37
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 28
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 claims description 28
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 claims description 28
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical group OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 21
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 21
- 238000010438 heat treatment Methods 0.000 claims description 21
- 239000000377 silicon dioxide Substances 0.000 claims description 20
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 238000000227 grinding Methods 0.000 claims description 16
- 239000003795 chemical substances by application Substances 0.000 claims description 14
- 238000009489 vacuum treatment Methods 0.000 claims description 14
- 239000011259 mixed solution Substances 0.000 claims description 12
- 239000012153 distilled water Substances 0.000 claims description 11
- 239000000843 powder Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 10
- 238000005886 esterification reaction Methods 0.000 claims description 9
- 239000011242 organic-inorganic particle Substances 0.000 claims description 9
- 238000007873 sieving Methods 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- 239000004408 titanium dioxide Substances 0.000 claims description 9
- 239000002994 raw material Substances 0.000 claims description 8
- 239000003054 catalyst Substances 0.000 claims description 7
- 238000006482 condensation reaction Methods 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 7
- 230000018044 dehydration Effects 0.000 claims description 7
- 238000006297 dehydration reaction Methods 0.000 claims description 7
- 238000005470 impregnation Methods 0.000 claims description 7
- -1 polyethylene terephthalate Polymers 0.000 claims description 7
- 238000006116 polymerization reaction Methods 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 7
- 230000001276 controlling effect Effects 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000003786 synthesis reaction Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims 14
- 238000012545 processing Methods 0.000 abstract description 9
- 239000005543 nano-size silicon particle Substances 0.000 abstract description 4
- 230000008595 infiltration Effects 0.000 abstract description 2
- 238000001764 infiltration Methods 0.000 abstract description 2
- 239000000835 fiber Substances 0.000 description 8
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 5
- 229910001416 lithium ion Inorganic materials 0.000 description 5
- 239000002121 nanofiber Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000032050 esterification Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
- C08G63/86—Germanium, antimony, or compounds thereof
- C08G63/866—Antimony or compounds thereof
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/77—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof
- D06M11/79—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof with silicon dioxide, silicic acids or their salts
-
- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/32—Polyesters
-
- 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)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Textile Engineering (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Cell Separators (AREA)
Abstract
Description
90℃/2h | 120℃/2h | 150℃/2h | 170℃/2h | |
对照例 | 3.33% | 6.30% | 8.0% | 8.8% |
实施例1 | 3.13% | 5.30% | 10.2% | 9.4% |
实施例2 | 3.53% | 8.51% | 9.6% | 9.1% |
实施例3 | 3.12% | 6.55% | 8.4% | 8.2% |
实施例4 | 3.66% | 6.88% | 7.2% | 8.1% |
实施例5 | 3.08% | 6.63% | 6.5% | 8.0% |
Claims (9)
Priority Applications (1)
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CN202010584938.8A CN111710816B (zh) | 2020-06-23 | 2020-06-23 | 一种应用于锂电池无纺布隔膜的纳米级pet材料的制备方法 |
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CN202010584938.8A CN111710816B (zh) | 2020-06-23 | 2020-06-23 | 一种应用于锂电池无纺布隔膜的纳米级pet材料的制备方法 |
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CN111710816A CN111710816A (zh) | 2020-09-25 |
CN111710816B true CN111710816B (zh) | 2022-08-30 |
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CN202010584938.8A Active CN111710816B (zh) | 2020-06-23 | 2020-06-23 | 一种应用于锂电池无纺布隔膜的纳米级pet材料的制备方法 |
Country Status (1)
Country | Link |
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CN (1) | CN111710816B (zh) |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009028145A1 (de) * | 2009-07-31 | 2011-02-03 | Evonik Degussa Gmbh | Keramische Membranen mit Polyaramid-Faser haltigen Supportmaterialien und Verfahren zur Herstellung dieser Membranen |
CN103085442A (zh) * | 2012-11-23 | 2013-05-08 | 浙江大东南集团有限公司 | 一种锂电池纳米纤维隔膜的制备方法 |
WO2013118639A1 (ja) * | 2012-02-09 | 2013-08-15 | 三菱製紙株式会社 | リチウムイオン二次電池セパレータ用基材、リチウムイオン二次電池セパレータ用基材の製造方法及びリチウムイオン二次電池セパレータ |
CN104088155A (zh) * | 2014-06-25 | 2014-10-08 | 江苏华东锂电技术研究院有限公司 | 复合隔膜及其制备方法,以及锂离子电池 |
JP2016009579A (ja) * | 2014-06-24 | 2016-01-18 | 三菱製紙株式会社 | リチウムイオン二次電池用セパレータ |
WO2017090835A1 (ko) * | 2015-11-27 | 2017-06-01 | 주식회사 상보 | 배리어 필름 제조방법 및 배리어 필름 |
CN107742688A (zh) * | 2017-09-11 | 2018-02-27 | 武汉惠强新能源材料科技有限公司 | 一种聚烯烃锂电隔膜及其制备方法 |
KR20180036627A (ko) * | 2016-09-30 | 2018-04-09 | 도레이케미칼 주식회사 | 압축성형체용 숏컷 섬유, 이를 이용한 압축성형체 및 이의 제조방법 |
WO2019190400A1 (en) * | 2018-03-28 | 2019-10-03 | National University Of Singapore | A polyethylene terephthalate (pet) aerogel |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100184916A1 (en) * | 2009-01-22 | 2010-07-22 | Nan Ya Plastics Corporation | Antimony-free pet resin and pet polyester fiber made therefrom |
-
2020
- 2020-06-23 CN CN202010584938.8A patent/CN111710816B/zh active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009028145A1 (de) * | 2009-07-31 | 2011-02-03 | Evonik Degussa Gmbh | Keramische Membranen mit Polyaramid-Faser haltigen Supportmaterialien und Verfahren zur Herstellung dieser Membranen |
WO2013118639A1 (ja) * | 2012-02-09 | 2013-08-15 | 三菱製紙株式会社 | リチウムイオン二次電池セパレータ用基材、リチウムイオン二次電池セパレータ用基材の製造方法及びリチウムイオン二次電池セパレータ |
CN103085442A (zh) * | 2012-11-23 | 2013-05-08 | 浙江大东南集团有限公司 | 一种锂电池纳米纤维隔膜的制备方法 |
JP2016009579A (ja) * | 2014-06-24 | 2016-01-18 | 三菱製紙株式会社 | リチウムイオン二次電池用セパレータ |
CN104088155A (zh) * | 2014-06-25 | 2014-10-08 | 江苏华东锂电技术研究院有限公司 | 复合隔膜及其制备方法,以及锂离子电池 |
WO2017090835A1 (ko) * | 2015-11-27 | 2017-06-01 | 주식회사 상보 | 배리어 필름 제조방법 및 배리어 필름 |
KR20180036627A (ko) * | 2016-09-30 | 2018-04-09 | 도레이케미칼 주식회사 | 압축성형체용 숏컷 섬유, 이를 이용한 압축성형체 및 이의 제조방법 |
CN107742688A (zh) * | 2017-09-11 | 2018-02-27 | 武汉惠强新能源材料科技有限公司 | 一种聚烯烃锂电隔膜及其制备方法 |
WO2019190400A1 (en) * | 2018-03-28 | 2019-10-03 | National University Of Singapore | A polyethylene terephthalate (pet) aerogel |
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CN111710816A (zh) | 2020-09-25 |
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