CN114824285B - 一种本征高拉伸多功能聚合物离子导体及其制备方法与应用 - Google Patents
一种本征高拉伸多功能聚合物离子导体及其制备方法与应用 Download PDFInfo
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- CN114824285B CN114824285B CN202210369105.9A CN202210369105A CN114824285B CN 114824285 B CN114824285 B CN 114824285B CN 202210369105 A CN202210369105 A CN 202210369105A CN 114824285 B CN114824285 B CN 114824285B
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- ion
- ion conductor
- multifunctional
- lithium
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- 239000010416 ion conductor Substances 0.000 title claims abstract description 53
- 229920000642 polymer Polymers 0.000 title claims abstract description 52
- 238000002360 preparation method Methods 0.000 title abstract description 12
- 239000003792 electrolyte Substances 0.000 claims abstract description 31
- -1 acrylic ester Chemical class 0.000 claims abstract description 15
- 239000000178 monomer Substances 0.000 claims abstract description 15
- 229910003002 lithium salt Inorganic materials 0.000 claims abstract description 11
- 159000000002 lithium salts Chemical class 0.000 claims abstract description 11
- 239000004014 plasticizer Substances 0.000 claims abstract description 11
- 239000000758 substrate Substances 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 3
- 239000011159 matrix material Substances 0.000 claims description 31
- 229910052744 lithium Inorganic materials 0.000 claims description 26
- 239000000243 solution Substances 0.000 claims description 26
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 25
- 239000003999 initiator Substances 0.000 claims description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 16
- 238000003756 stirring Methods 0.000 claims description 11
- 239000011259 mixed solution Substances 0.000 claims description 10
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 9
- 239000011267 electrode slurry Substances 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000005507 spraying Methods 0.000 claims description 9
- 239000010439 graphite Substances 0.000 claims description 7
- 229910002804 graphite Inorganic materials 0.000 claims description 7
- 150000002500 ions Chemical class 0.000 claims description 7
- SOGAXMICEFXMKE-UHFFFAOYSA-N Butylmethacrylate Chemical compound CCCCOC(=O)C(C)=C SOGAXMICEFXMKE-UHFFFAOYSA-N 0.000 claims description 6
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 claims description 5
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 5
- 239000002041 carbon nanotube Substances 0.000 claims description 5
- HFCUBKYHMMPGBY-UHFFFAOYSA-N 2-methoxyethyl prop-2-enoate Chemical compound COCCOC(=O)C=C HFCUBKYHMMPGBY-UHFFFAOYSA-N 0.000 claims description 4
- DZZWTUGRCYOGNJ-UHFFFAOYSA-N C(CCC)[P](CCOC)(CCCC)CCCC Chemical compound C(CCC)[P](CCOC)(CCCC)CCCC DZZWTUGRCYOGNJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000011149 active material Substances 0.000 claims description 4
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 claims description 4
- 229910021389 graphene Inorganic materials 0.000 claims description 4
- 238000007790 scraping Methods 0.000 claims description 4
- 229910052709 silver Inorganic materials 0.000 claims description 4
- 239000004332 silver Substances 0.000 claims description 4
- 238000012360 testing method Methods 0.000 claims description 4
- KAIPKTYOBMEXRR-UHFFFAOYSA-N 1-butyl-3-methyl-2h-imidazole Chemical compound CCCCN1CN(C)C=C1 KAIPKTYOBMEXRR-UHFFFAOYSA-N 0.000 claims description 3
- 239000012956 1-hydroxycyclohexylphenyl-ketone Substances 0.000 claims description 3
- RUMACXVDVNRZJZ-UHFFFAOYSA-N 2-methylpropyl 2-methylprop-2-enoate Chemical compound CC(C)COC(=O)C(C)=C RUMACXVDVNRZJZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000002042 Silver nanowire Substances 0.000 claims description 3
- MQDJYUACMFCOFT-UHFFFAOYSA-N bis[2-(1-hydroxycyclohexyl)phenyl]methanone Chemical compound C=1C=CC=C(C(=O)C=2C(=CC=CC=2)C2(O)CCCCC2)C=1C1(O)CCCCC1 MQDJYUACMFCOFT-UHFFFAOYSA-N 0.000 claims description 3
- 125000006309 butyl amino group Chemical group 0.000 claims description 3
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 claims description 3
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 claims description 3
- MHCFAGZWMAWTNR-UHFFFAOYSA-M lithium perchlorate Chemical compound [Li+].[O-]Cl(=O)(=O)=O MHCFAGZWMAWTNR-UHFFFAOYSA-M 0.000 claims description 3
- 229910001486 lithium perchlorate Inorganic materials 0.000 claims description 3
- 229910001496 lithium tetrafluoroborate Inorganic materials 0.000 claims description 3
- MCVFFRWZNYZUIJ-UHFFFAOYSA-M lithium;trifluoromethanesulfonate Chemical compound [Li+].[O-]S(=O)(=O)C(F)(F)F MCVFFRWZNYZUIJ-UHFFFAOYSA-M 0.000 claims description 3
- ZQMHJBXHRFJKOT-UHFFFAOYSA-N methyl 2-[(1-methoxy-2-methyl-1-oxopropan-2-yl)diazenyl]-2-methylpropanoate Chemical compound COC(=O)C(C)(C)N=NC(C)(C)C(=O)OC ZQMHJBXHRFJKOT-UHFFFAOYSA-N 0.000 claims description 3
- BWJUFXUULUEGMA-UHFFFAOYSA-N propan-2-yl propan-2-yloxycarbonyloxy carbonate Chemical compound CC(C)OC(=O)OOC(=O)OC(C)C BWJUFXUULUEGMA-UHFFFAOYSA-N 0.000 claims description 3
- IAHFWCOBPZCAEA-UHFFFAOYSA-N succinonitrile Chemical compound N#CCCC#N IAHFWCOBPZCAEA-UHFFFAOYSA-N 0.000 claims description 3
- DZSVIVLGBJKQAP-UHFFFAOYSA-N 1-(2-methyl-5-propan-2-ylcyclohex-2-en-1-yl)propan-1-one Chemical compound CCC(=O)C1CC(C(C)C)CC=C1C DZSVIVLGBJKQAP-UHFFFAOYSA-N 0.000 claims description 2
- WXNUAYPPBQAQLR-UHFFFAOYSA-N B([O-])(F)F.[Li+] Chemical compound B([O-])(F)F.[Li+] WXNUAYPPBQAQLR-UHFFFAOYSA-N 0.000 claims description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 239000006183 anode active material Substances 0.000 claims description 2
- 239000006229 carbon black Substances 0.000 claims description 2
- 239000006182 cathode active material Substances 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 229910000625 lithium cobalt oxide Inorganic materials 0.000 claims description 2
- BFZPBUKRYWOWDV-UHFFFAOYSA-N lithium;oxido(oxo)cobalt Chemical compound [Li+].[O-][Co]=O BFZPBUKRYWOWDV-UHFFFAOYSA-N 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- 239000002105 nanoparticle Substances 0.000 claims description 2
- 239000007773 negative electrode material Substances 0.000 claims description 2
- 238000006116 polymerization reaction Methods 0.000 claims description 2
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- 238000007639 printing Methods 0.000 claims description 2
- 125000001889 triflyl group Chemical group FC(F)(F)S(*)(=O)=O 0.000 claims description 2
- JHRWWRDRBPCWTF-OLQVQODUSA-N captafol Chemical compound C1C=CC[C@H]2C(=O)N(SC(Cl)(Cl)C(Cl)Cl)C(=O)[C@H]21 JHRWWRDRBPCWTF-OLQVQODUSA-N 0.000 claims 3
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims 3
- UWNADWZGEHDQAB-UHFFFAOYSA-N 2,5-dimethylhexane Chemical group CC(C)CCC(C)C UWNADWZGEHDQAB-UHFFFAOYSA-N 0.000 claims 2
- 150000001409 amidines Chemical class 0.000 claims 1
- 150000003949 imides Chemical class 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000004146 energy storage Methods 0.000 abstract description 3
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 abstract 1
- 238000001514 detection method Methods 0.000 abstract 1
- 239000011883 electrode binding agent Substances 0.000 abstract 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 abstract 1
- ZXMGHDIOOHOAAE-UHFFFAOYSA-N 1,1,1-trifluoro-n-(trifluoromethylsulfonyl)methanesulfonamide Chemical compound FC(F)(F)S(=O)(=O)NS(=O)(=O)C(F)(F)F ZXMGHDIOOHOAAE-UHFFFAOYSA-N 0.000 description 8
- 239000011245 gel electrolyte Substances 0.000 description 5
- 238000011161 development Methods 0.000 description 4
- 239000005518 polymer electrolyte Substances 0.000 description 4
- 229910012820 LiCoO Inorganic materials 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 238000001291 vacuum drying Methods 0.000 description 3
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 description 2
- 229910000846 In alloy Inorganic materials 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Substances CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000006257 cathode slurry Substances 0.000 description 2
- RWGFKTVRMDUZSP-UHFFFAOYSA-N cumene Chemical compound CC(C)C1=CC=CC=C1 RWGFKTVRMDUZSP-UHFFFAOYSA-N 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
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- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical group FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 1
- UICXTANXZJJIBC-UHFFFAOYSA-N 1-(1-hydroperoxycyclohexyl)peroxycyclohexan-1-ol Chemical compound C1CCCCC1(O)OOC1(OO)CCCCC1 UICXTANXZJJIBC-UHFFFAOYSA-N 0.000 description 1
- ZXDDPOHVAMWLBH-UHFFFAOYSA-N 2,4-Dihydroxybenzophenone Chemical compound OC1=CC(O)=CC=C1C(=O)C1=CC=CC=C1 ZXDDPOHVAMWLBH-UHFFFAOYSA-N 0.000 description 1
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 description 1
- 229920000536 2-Acrylamido-2-methylpropane sulfonic acid Polymers 0.000 description 1
- XHZPRMZZQOIPDS-UHFFFAOYSA-N 2-Methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid Chemical compound OS(=O)(=O)CC(C)(C)NC(=O)C=C XHZPRMZZQOIPDS-UHFFFAOYSA-N 0.000 description 1
- UHFFVFAKEGKNAQ-UHFFFAOYSA-N 2-benzyl-2-(dimethylamino)-1-(4-morpholin-4-ylphenyl)butan-1-one Chemical compound C=1C=C(N2CCOCC2)C=CC=1C(=O)C(CC)(N(C)C)CC1=CC=CC=C1 UHFFVFAKEGKNAQ-UHFFFAOYSA-N 0.000 description 1
- WFUGQJXVXHBTEM-UHFFFAOYSA-N 2-hydroperoxy-2-(2-hydroperoxybutan-2-ylperoxy)butane Chemical compound CCC(C)(OO)OOC(C)(CC)OO WFUGQJXVXHBTEM-UHFFFAOYSA-N 0.000 description 1
- XMLYCEVDHLAQEL-UHFFFAOYSA-N 2-hydroxy-2-methyl-1-phenylpropan-1-one Chemical compound CC(C)(O)C(=O)C1=CC=CC=C1 XMLYCEVDHLAQEL-UHFFFAOYSA-N 0.000 description 1
- 239000012957 2-hydroxy-2-methyl-1-phenylpropanone Substances 0.000 description 1
- FHBWGXDQIOWTCK-UHFFFAOYSA-N 2-methylpentanenitrile Chemical compound CCCC(C)C#N FHBWGXDQIOWTCK-UHFFFAOYSA-N 0.000 description 1
- NMFITULDMUZCQD-UHFFFAOYSA-N 3-hydroxypentanedinitrile Chemical compound N#CCC(O)CC#N NMFITULDMUZCQD-UHFFFAOYSA-N 0.000 description 1
- 239000004342 Benzoyl peroxide Substances 0.000 description 1
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
- FXIVKZGDYRLHKF-UHFFFAOYSA-N C(C)OP(OC(C1=C(C=C(C=C1C)C)C)=O)(=O)C1=CC=CC=C1 Chemical compound C(C)OP(OC(C1=C(C=C(C=C1C)C)C)=O)(=O)C1=CC=CC=C1 FXIVKZGDYRLHKF-UHFFFAOYSA-N 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- 229910032387 LiCoO2 Inorganic materials 0.000 description 1
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- 239000002033 PVDF binder Substances 0.000 description 1
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- 229910001870 ammonium persulfate Inorganic materials 0.000 description 1
- 235000019400 benzoyl peroxide Nutrition 0.000 description 1
- BLCKNMAZFRMCJJ-UHFFFAOYSA-N cyclohexyl cyclohexyloxycarbonyloxy carbonate Chemical compound C1CCCCC1OC(=O)OOC(=O)OC1CCCCC1 BLCKNMAZFRMCJJ-UHFFFAOYSA-N 0.000 description 1
- HCKMSHYCAFVSGW-UHFFFAOYSA-N cyclohexyl(trimethyl)azanium Chemical compound C[N+](C)(C)C1CCCCC1 HCKMSHYCAFVSGW-UHFFFAOYSA-N 0.000 description 1
- BOXSCYUXSBYGRD-UHFFFAOYSA-N cyclopenta-1,3-diene;iron(3+) Chemical compound [Fe+3].C=1C=C[CH-]C=1.C=1C=C[CH-]C=1 BOXSCYUXSBYGRD-UHFFFAOYSA-N 0.000 description 1
- 125000005520 diaryliodonium group Chemical group 0.000 description 1
- VFHVQBAGLAREND-UHFFFAOYSA-N diphenylphosphoryl-(2,4,6-trimethylphenyl)methanone Chemical compound CC1=CC(C)=CC(C)=C1C(=O)P(=O)(C=1C=CC=CC=1)C1=CC=CC=C1 VFHVQBAGLAREND-UHFFFAOYSA-N 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 125000004494 ethyl ester group Chemical group 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- ZTOMUSMDRMJOTH-UHFFFAOYSA-N glutaronitrile Chemical compound N#CCCCC#N ZTOMUSMDRMJOTH-UHFFFAOYSA-N 0.000 description 1
- 230000037427 ion transport Effects 0.000 description 1
- 239000002608 ionic liquid Substances 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 125000002816 methylsulfanyl group Chemical group [H]C([H])([H])S[*] 0.000 description 1
- 239000011268 mixed slurry Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 125000004573 morpholin-4-yl group Chemical group N1(CCOCC1)* 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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- 239000002994 raw material Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
- C08F220/28—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
- C08F220/281—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety and containing only one oxygen, e.g. furfuryl (meth)acrylate or 2-methoxyethyl (meth)acrylate
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F120/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
- C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
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- C08F120/12—Esters of monohydric alcohols or phenols
- C08F120/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F120/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F120/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
- C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F120/10—Esters
- C08F120/34—Esters containing nitrogen, e.g. N,N-dimethylaminoethyl (meth)acrylate
- C08F120/36—Esters containing nitrogen, e.g. N,N-dimethylaminoethyl (meth)acrylate containing oxygen in addition to the carboxy oxygen, e.g. 2-N-morpholinoethyl (meth)acrylate or 2-isocyanatoethyl (meth)acrylate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/52—Amides or imides
- C08F220/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
- C08F220/58—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide containing oxygen in addition to the carbonamido oxygen, e.g. N-methylolacrylamide, N-(meth)acryloylmorpholine
- C08F220/585—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide containing oxygen in addition to the carbonamido oxygen, e.g. N-methylolacrylamide, N-(meth)acryloylmorpholine and containing other heteroatoms, e.g. 2-acrylamido-2-methylpropane sulfonic acid [AMPS]
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- H—ELECTRICITY
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- 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
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- 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
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0565—Polymeric materials, e.g. gel-type or solid-type
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- H—ELECTRICITY
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- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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Abstract
本发明公开了一种本征高拉伸多功能聚合物离子导体及其制备方法与应用。所述本征高拉伸多功能聚合物离子导体由两种及以上(甲基)丙烯酸酯类或丙烯酰胺类单体,在含有增塑剂和锂盐的体系中共聚而成。本发明获得的离子导体具有高倍率拉伸性能、良好的回弹性能、高的室温离子电导率等优势。该离子导体可同时作为电子皮肤探测人体信号及作为高度拉伸储能器件的关键组分,例如电解质、电极基底和电极粘结剂来使用。本发明简单高效的制备发方法亦可有效降低工艺成本,在柔性可拉伸电子领域有重要的应用价值。
Description
技术领域
本发明属于柔性电子领域,具体涉及一种本征高拉伸多功能聚合物离子导体及其制备方法与应用。
背景技术
近年来,可穿戴电子设备得到了快速发展,其中电子皮肤和柔性可拉伸储能器件受到了人们的广泛关注。其中电子皮肤可以用于日常活动的监测、疾病预防和治疗等。另外,作为电子皮肤和各类可穿戴设备的供能组分,实现其力学可拉伸能够更好的适用可穿戴电子设备的快速发展,锂离子电池由于具有能量密度高、循环寿命长等优势,开发柔性可拉伸锂离子电池成为了当前的首选。
可拉伸聚合物离子导体不仅可以直接作为电子皮肤传输信号,也可以作为锂电池的电解质传输离子、防止电极接触短路,对电池的能量密度、循环寿命有着决定性的影响,开发高拉伸且高离子电导率的聚合物离子导体对于提升可拉伸锂离子电池的性能至关重要。然而,目前的离子导体仍难以兼顾高拉伸性和高离子电导率。如研究人员采用聚苯乙烯-b-聚丁二烯-b-聚苯乙烯基电解质制备了拉伸锂电池,然而电解质力学拉伸性差,器件的拉伸性仍有待提高。最近研究人员设计了超分子离子导体,实现了高倍拉伸(可拉伸~45倍),但离子导体在高拉伸态离子传输能力受限。可见,仍需要进一步设计开发聚合物离子导体,以实现聚合物离子导体的高倍率拉伸及高离子电导率,以满足电子皮肤、柔性可拉伸储能器件对高力学性能、高导电性能的需求,进而推进柔性可穿戴电子的发展。
发明内容
为解决现有技术中的问题,本发明提供一种本征高拉伸多功能聚合物离子导体,所述的本征高拉伸多功能聚合物离子导体由聚合物骨架和导离子基质构成,其中,
所述聚合物骨架由单体和引发剂通过共聚制备得到,所述导离子基质由增塑剂与锂盐反应制备得到。
在一实施例中,所述单体为丙烯酸-2-甲氧乙基酯、甲基丙烯酸乙酯、甲基丙烯酸丁酯、甲基丙烯酸异丁酯、2-丙烯酰胺-2-甲基丙磺酸、2-脲基-4[1H]-嘧啶酮甲基丙烯酸乙酯或2-丙烯酸-2-[[(丁基氨基)-羰基]氧代]乙酯中的两种或两种以上的混合。
在一实施例中,所述引发剂为光引发剂和热引发剂;其中,
所述的光引发剂为1-羟基环己基苯基甲酮、2-二甲氨基-2-苄基-1-[4-(4-吗啉基)苯基]-1-丁酮、2-羟基-2-甲基-1-苯基丙酮、2-甲基-2-(4-吗啉基)-1-[4-(甲硫基)苯基]-1-丙酮、2-羟基-2-甲基-1-[4-(2-羟基乙氧基)苯基]-1-丙酮、2,4-二羟基二苯甲酮、2,4,6-三甲基苯甲酰基-二苯基氧化膦、2,4,6-三甲基苯甲酰基苯基膦酸乙酯、三芳基碘鎓盐、烷基碘鎓盐、二芳基碘鎓盐或异丙苯茂铁六氟磷酸盐中一种或多种;
所述的热引发剂为偶氮二异丁腈、过硫酸铵、偶氮二异丁酸二甲酯、偶氮二异丁基脒盐酸盐、过氧化苯甲酰、过氧化二异丙苯、过氧化二碳酸二异丙酯、过氧化二碳酸二环己酯、过氧化甲乙酮或过氧化环己酮中的一种或多种;其中,
所述引发剂的用量为所述单体的摩尔量的0.1-10%。
在一实施例中,所述增塑剂为1-正丁基-1-甲基吡咯烷二(三氟甲基磺酰)酰亚胺、1-甲基-1-丙基吡咯烷双(三氟甲磺酰)亚胺盐,三丁基甲磷双(三氟甲磺酰)亚胺,1-丁基-3-甲基咪唑二(三氟甲基磺酰)酰亚胺,三丁基(2-甲氧基乙基)磷双三氟甲基磺酰亚胺,三正丁基甲铵双(三氟甲磺酰)亚胺盐,环己基三甲铵双(三氟甲磺酰)亚胺、丁二腈、戊二腈、2-甲基戊二腈或3-羟基戊二腈中的一种或多种。
在一实施例中,所述的锂盐为高氯酸锂、二氟草酸硼酸锂、六氟磷酸锂、六氟砷酸锂、二草酸硼酸锂、四氟硼酸锂、双三氟甲基磺酰亚胺锂或三氟甲基磺酸锂中的一种或多种。
本发明还提供一种本征高拉伸多功能聚合物离子导体的制备方法,包括以下步骤:
步骤一,将锂盐与增塑剂混合,搅拌至澄清溶液制备得到导离子基质;
步骤二,向步骤一制备得到的所述导离子基质中加入单体、引发剂搅拌至澄清溶液,得到待反应混合液;
步骤三,将步骤二制备得到的所述待反应混合液加入模具中,通过紫外光照或100℃以下加热使混合液发生聚合反应,从而获得凝胶态样品,将所述凝胶态样品从所述模具中取出,真空干燥过夜,得到所述本征高拉伸多功能聚合物离子导体。
在一实施例中,步骤一中所述锂盐的质量为所述增塑剂质量的10-85%。
本申请还提供一种本征高拉伸多功能聚合物离子导体在制备电子皮肤、软机器人、可穿戴电子产品或集成可拉伸电池中的应用。
在一实施例中,本征高拉伸多功能聚合物离子导体作为电子皮肤,直接贴附于人体皮肤表面,采用导线连接本征高拉伸多功能聚合物离子导体,测试材料的传感信息。
在一实施例中,本征高拉伸多功能聚合物离子导体作为本征可拉伸锂电池组分,其中,
以本征高拉伸多功能聚合物离子导体为电极的拉伸基底,通过于基体上刮涂、印刷导电层后,刮涂、喷涂或印刷电极浆料获得本征可拉伸电极;所述导电层为导电银浆、银微片、银纳米线、金纳米颗粒、碳纳米管、炭黑、石墨烯、EGaIn合金或Mxene中的一种或几种;所述电极浆料由活性材料、聚合物和导电炭黑组成,其中,所述活性材料为正极活性材料或负极活性材料,所述聚合物为偏氟乙烯或聚合物骨架,其中,
所述正极活性材料为磷酸铁锂、钴酸锂、锰酸锂中的一种,所述负极活性材料为石墨、钛酸锂、五氧化二钒中的一种;
将所述本征高拉伸多功能聚合物离子导体作为电解质和电极按照三明治结构贴合,具体为正极/电解质/负极的贴合,获得所述本征可拉伸锂电池。
有益效果:
与现有技术相比,本发明提供一种本征高拉伸多功能聚合物离子导体及其制备方法与应用,设计选择单体,利用侧链的柔性基团在拉伸时耗散能量,结合单体与离子液体或增塑剂与锂盐间的配位键或离子作用,本申请制备的所述的本征高拉伸多功能聚合物离子导体的拉伸倍率在1000%以上,实现高离子电导率(>10-4S·cm-1)与优良的力学性能的结合。基于该离子导体可作为电子皮肤对人体信号进行监测。另外,可实现本征可拉伸锂电池的制备,提高本征可拉伸锂电池的综合性能,可在0-1200%应变下稳定点亮小灯泡,其优良的粘性可以使各功能层之间的结合更加紧密,降低拉伸时各功能层之间错位的风险,提升器件的安全性。本发明制备工艺简单,所用原料成本低廉,适用于规模化生产,为实现本征可拉伸离子导体的设计制备及其多功应用供了新思路,有利于推动柔性可拉伸电子器件的发展。
附图说明
图1为聚合物电解质在初始和拉伸态图片。
图2为聚合物电解质循环拉伸性能。
图3为聚合物电解质在不同拉伸倍数下电阻变化。
图4为电解质制成的锂金属电池的充放电循环
图5为集成的可拉伸锂电池在0-1200%应变下仍能使LED灯正常工作。
图6为聚合物电解质作为电子皮肤检测假肢手指弯曲与按压时的电阻变化。
具体实施方式
下面结合具体实施例,进一步阐明本发明,应理解这些实施例,仅用于说明本发明而不用于限制本发明的范围,在阅读本发明之后,本领域技术人员对本发明的各种等价形式的修改均落于本申请所附权利要求所限定的范围。
实施例1
分别取0.23g双三氟甲基磺酰亚胺锂与0.77g丁二腈常温搅拌至澄清溶液作为本征高拉伸多功能聚合物离子导体的导离子基质。依次在上述溶液中加入1.25g丙烯酸-2-甲氧乙基酯、0.125g 2-脲基-4[1H]-嘧啶酮甲基丙烯酸乙酯、3mg光引发剂1-羟基环己基苯基甲酮常温搅拌至均匀。将样品瓶中混合液加入模具,随后放入紫外光固化机中聚合10小时使得单体聚合,并60℃干燥后获得可拉伸凝胶电解质,如图1所示。该电解质的室温离子电导率为3.54×10-4S·cm-1,电化学窗口可达5.3V,拉伸倍数为4600%。
以拉伸电解质为拉伸电极基体,刮涂厚度为40μm镓铟合金于基体上导电层。进一步分别喷涂20μm LiFePO4正极和20μm Ti4Li5O12负极浆料获得本征可拉伸电极。
最后,将电解质和电极贴合在一起获得本征可拉伸锂电池。本实施例制得的拉伸锂电池比容量达145mAh·g-1,拉伸倍数为50%时容量仍可保持140mAh·g-1,电化学性能优异。
实施例2
分别取1.3g高氯酸锂、1g二氟草酸硼酸锂与7.7g 1-丁基-3-甲基咪唑二(三氟甲基磺酰)酰亚胺常温搅拌至澄清溶液作为本征高拉伸多功能聚合物离子导体的导离子基质。依次在上述溶液中加入9.5g 2-丙烯酰胺-2-甲基丙磺酸、0.5g甲基丙烯酸乙酯、30mg热引发剂偶氮二异丁腈常温搅拌至均匀。将样品瓶中混合液加入模具,随后放于热台60℃加热10h,获得可拉伸凝胶电解质。拉伸倍率为5600%。图2为本征高拉伸多功能聚合物离子导体的循环拉伸性能。以拉伸电解质为拉伸电极基体,喷涂厚度为15-50μm镓铟合金于基体上,该拉伸集流体方阻为2Ω/□,拉伸100%方阻为20Ω/□。进一步分别喷涂10-30μmLiCoO2正极和石墨负极浆料,封装后加热10h获得本征可拉伸电极,负极浆料由石墨、丙烯酸-2-甲氧乙基酯和偶氮二异丁腈组成。
将该电解质附着在假肢手指上,随着手指的弯曲、按压,测试设备能得到明显的信号(ΔR/R0),用于判断手指的运动状态。
实施例3
分别取1.5g三氟甲基磺酸锂与5g 1-甲基-1-丙基吡咯烷双(三氟甲磺酰)亚胺盐常温搅拌至澄清溶液作为电解质的导离子基质。依次在上述溶液中加入8g 2-丙烯酸-2-[[(丁基氨基)-羰基]氧代]乙酯、20mg热引发剂偶氮二异丁酸二甲酯常温搅拌至均匀。将样品瓶中混合液加入模具,随后放于热台60℃加热10h,获得可拉伸凝胶电解质,拉伸倍率为6567%。如图3,在不同拉伸倍数下,电解质电阻变化较小。
以拉伸电解质为拉伸电极基体,喷涂厚度为15-50μm碳纳米管、石墨烯混合浆料(碳纳米管占石墨烯质量的60-80%,并加入其总质量的20-30wt%聚偏氟乙烯提高浆料的附着力)于基体上,该拉伸集流体方阻为180Ω/□,拉伸100%方阻为320Ω/□。进一步分别喷涂10-30μm LiCoO2正极和石墨负极浆料获得本征可拉伸电极。最后,将电解质和电极贴合在一起获得本征可拉伸锂电池。
实施例4
分别取1g四氟硼酸锂与3g三丁基(2-甲氧基乙基)磷双三氟甲基磺酰亚胺常温搅拌至澄清溶液作为电解质的导离子基质。依次在上述溶液中加入4g甲基丙烯酸异丁酯、5mg热引发剂偶氮二异丁基脒盐酸盐常温搅拌至均匀。将样品瓶中混合液加入模具,随后放于热台60℃加热10h,获得可拉伸凝胶电解质,拉伸倍率为2980%。以磷酸铁锂电极/拉伸电解质/锂片的结构制备纽扣电池,图4是在恒温30℃下以0.3C,0.7C,1.3C,0.7C的倍率进行的充放电循环。
以拉伸电解质为拉伸电极基体,刮涂厚度为15-50μm银纳米线溶液于基体上,在真空干燥箱60℃下经过20h烘干。该拉伸集流体方阻为50Ω/□,拉伸100%方阻为80Ω/□。进一步分别喷涂10-30μm LiCoO2正极和石墨负极浆料获得本征可拉伸电极。最后,将电解质和电极贴合在一起获得本征可拉伸锂电池。
实施例5
分别取0.5g双三氟甲基磺酰亚胺锂与2g三丁基(2-甲氧基乙基)磷双三氟甲基磺酰亚胺常温搅拌至澄清溶液作为电解质的导离子基质。依次在上述溶液中加入8g甲基丙烯酸丁酯、20mg热引发剂过氧化二碳酸二异丙酯常温搅拌至均匀。将样品瓶中混合液加入模具,随后放于热台60℃加热10h,获得可拉伸凝胶电解质,拉伸倍率为4508%。
以拉伸电解质为拉伸电极基体,刮涂厚度为15-50μm银纳米片溶液于基体上,在真空干燥箱60℃下经过20h烘干。该拉伸集流体方阻为64Ω/□,拉伸100%方阻为255Ω/□。进一步分别喷涂10-30μm LiCoO2正极和石墨负极浆料获得本征可拉伸电极。最后,将电解质和电极贴合在一起获得本征可拉伸锂电池,如图5所示。本实施例制得的拉伸锂电池比容量达140mAh·g-1,拉伸倍数为100%时容量仍可保持130mAh·g-1,电化学性能优异,且可实现1200%的拉伸。
将电解质凝胶附着在一个假肢手指上,信号(ΔR/R0)随着手指弯曲角度的增加而增大,当手指处于一定角度时,信号保持不变(图6中a)。此外,在缓慢和快速弯曲运动下,信号都非常清晰和稳定(图6中b和c),表明电解质凝胶对应力变化非常敏感。我们在压力下进一步测试了信号。当施加压力时,信号(ΔR/R0)显著增大,当压力升高时,信号恢复到初始状态(图6中d)。证实了该电解质可以用于人造皮肤、软机器人和可穿戴电子产品。
以上仅是本发明的优选实施方式,应当指出,对于本技术领域的普通技术人员来书,在不脱离本发明的原理的前提下,还可以作数若干改进和润饰,这些改进和润饰也应当视为本发明的保护范围。
Claims (8)
1.一种本征高拉伸多功能聚合物离子导体,其特征在于:所述的本征高拉伸多功能聚合物离子导体由聚合物骨架和导离子基质构成,其中,
所述聚合物骨架由单体和引发剂通过共聚制备得到,所述导离子基质由增塑剂与锂盐反应制备得到;其中,
分别取0.23 g双三氟甲基磺酰亚胺锂与0.77 g 丁二腈常温搅拌至澄清溶液作为本征高拉伸多功能聚合物离子导体的导离子基质;依次在上述溶液中加入1.25 g 丙烯酸-2-甲氧乙基酯、0.125 g 2-脲基-4[1H]-嘧啶酮甲基丙烯酸乙酯、3 mg 光引发剂1-羟基环己基苯基甲酮常温搅拌至均匀;将样品瓶中混合液加入模具,随后放入紫外光固化机中聚合10小时使得单体聚合,并60℃干燥后获得所述本征高拉伸多功能聚合物离子导体。
2.一种本征高拉伸多功能聚合物离子导体,其特征在于:所述的本征高拉伸多功能聚合物离子导体由聚合物骨架和导离子基质构成,其中,
所述聚合物骨架由单体和引发剂通过共聚制备得到,所述导离子基质由增塑剂与锂盐反应制备得到;其中,
分别取1.3 g高氯酸锂、1g二氟草酸硼酸锂与7.7 g 1-丁基-3-甲基咪唑二(三氟甲基磺酰)酰亚胺常温搅拌至澄清溶液作为本征高拉伸多功能聚合物离子导体的导离子基质;依次在上述溶液中加入9.5 g 2-丙烯酰胺-2-甲基丙磺酸、0.5 g甲基丙烯酸乙酯、30 mg热引发剂偶氮二异丁腈常温搅拌至均匀;将样品瓶中混合液加入模具,随后放于热台60°C加热10 h,获得本征高拉伸多功能聚合物离子导体。
3.一种本征高拉伸多功能聚合物离子导体,其特征在于:所述的本征高拉伸多功能聚合物离子导体由聚合物骨架和导离子基质构成,其中,
所述聚合物骨架由单体和引发剂通过共聚制备得到,所述导离子基质由增塑剂与锂盐反应制备得到;其中,
分别取1.5 g三氟甲基磺酸锂与5 g 1-甲基-1-丙基吡咯烷双(三氟甲磺酰)亚胺盐常温搅拌至澄清溶液作为电解质的导离子基质;依次在上述溶液中加入8 g 2-丙烯酸-2-[[(丁基氨基)-羰基]氧代]乙酯、20 mg 热引发剂偶氮二异丁酸二甲酯常温搅拌至均匀;将样品瓶中混合液加入模具,随后放于热台60°C加热10 h,获得本征高拉伸多功能聚合物离子导体。
4.一种本征高拉伸多功能聚合物离子导体,其特征在于:所述的本征高拉伸多功能聚合物离子导体由聚合物骨架和导离子基质构成,其中,
所述聚合物骨架由单体和引发剂通过共聚制备得到,所述导离子基质由增塑剂与锂盐反应制备得到;其中,分别取1 g四氟硼酸锂与3 g三丁基(2-甲氧基乙基)磷双三氟甲基磺酰亚胺常温搅拌至澄清溶液作为电解质的导离子基质;依次在上述溶液中加入4 g甲基丙烯酸异丁酯、5 mg 热引发剂偶氮二异丁基脒盐酸盐常温搅拌至均匀;将样品瓶中混合液加入模具,随后放于热台60°C加热10 h,获得所述本征高拉伸多功能聚合物离子导体。
5.一种本征高拉伸多功能聚合物离子导体,其特征在于:所述的本征高拉伸多功能聚合物离子导体由聚合物骨架和导离子基质构成,其中,
所述聚合物骨架由单体和引发剂通过共聚制备得到,所述导离子基质由增塑剂与锂盐反应制备得到;其中,分别取0.5 g双三氟甲基磺酰亚胺锂与2g三丁基(2-甲氧基乙基)磷双三氟甲基磺酰亚胺常温搅拌至澄清溶液作为电解质的导离子基质;依次在上述溶液中加入8 g甲基丙烯酸丁酯、20 mg 热引发剂过氧化二碳酸二异丙酯常温搅拌至均匀;将样品瓶中混合液加入模具,随后放于热台60°C加热10h,获得所述本征高拉伸多功能聚合物离子导体。
6.权利要求1-5中任一项权利要求所述的本征高拉伸多功能聚合物离子导体在制备电子皮肤、软机器人、可穿戴电子产品或集成可拉伸电池中的应用。
7.根据权利要求6所述的应用,其特征在于,所述本征高拉伸多功能聚合物离子导体作为电子皮肤,直接贴附于人体皮肤表面,采用导线连接本征高拉伸多功能聚合物离子导体,测试材料的传感信息。
8.根据权利要求6所述的应用,其特征在于,所述本征高拉伸多功能聚合物离子导体作为本征可拉伸锂电池组分,其中,
以本征高拉伸多功能聚合物离子导体为电极的拉伸基底,通过于基体上刮涂、印刷导电层后刮涂、喷涂或印刷电极浆料获得本征可拉伸电极;所述导电层为导电银浆、银微片、银纳米线、金纳米颗粒、碳纳米管、炭黑、石墨烯、EGaIn合金或Mxene中的一种或几种;所述电极浆料由活性材料、聚合物和导电炭黑组成,其中,所述活性材料为正极活性材料或负极活性材料;其中,
所述正极活性材料为磷酸铁锂、钴酸锂、锰酸锂中的一种,所述负极活性材料为石墨、钛酸锂、五氧化二钒中的一种;
将所述本征高拉伸多功能聚合物离子导体作为电解质和电极按照三明治结构贴合,具体为正极/电解质/负极的贴合,获得所述本征可拉伸锂电池。
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