JP2006253085A - 高分子電解質およびそれを用いた電池 - Google Patents
高分子電解質およびそれを用いた電池 Download PDFInfo
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- JP2006253085A JP2006253085A JP2005071627A JP2005071627A JP2006253085A JP 2006253085 A JP2006253085 A JP 2006253085A JP 2005071627 A JP2005071627 A JP 2005071627A JP 2005071627 A JP2005071627 A JP 2005071627A JP 2006253085 A JP2006253085 A JP 2006253085A
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- 150000001875 compounds Chemical class 0.000 claims abstract description 64
- 239000002904 solvent Substances 0.000 claims abstract description 47
- 229920002554 vinyl polymer Polymers 0.000 claims abstract description 37
- 150000001923 cyclic compounds Chemical class 0.000 claims abstract description 36
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims abstract description 26
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 claims abstract description 25
- 229920000642 polymer Polymers 0.000 claims abstract description 25
- 239000003792 electrolyte Substances 0.000 claims abstract description 23
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 claims abstract description 22
- 230000000379 polymerizing effect Effects 0.000 claims abstract description 10
- 150000003839 salts Chemical class 0.000 claims abstract description 10
- -1 carbonate ester Chemical class 0.000 claims description 42
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 claims description 23
- 239000008151 electrolyte solution Substances 0.000 claims description 16
- 239000000126 substance Substances 0.000 abstract description 13
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 abstract description 9
- 239000007788 liquid Substances 0.000 abstract 1
- 229910052744 lithium Inorganic materials 0.000 description 24
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 23
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- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 9
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- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 8
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
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- VZSRBBMJRBPUNF-UHFFFAOYSA-N 2-(2,3-dihydro-1H-inden-2-ylamino)-N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]pyrimidine-5-carboxamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C(=O)NCCC(N1CC2=C(CC1)NN=N2)=O VZSRBBMJRBPUNF-UHFFFAOYSA-N 0.000 description 3
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
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- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 3
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- 239000010941 cobalt Substances 0.000 description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- CKFRRHLHAJZIIN-UHFFFAOYSA-N cobalt lithium Chemical compound [Li].[Co] CKFRRHLHAJZIIN-UHFFFAOYSA-N 0.000 description 3
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- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 3
- 229910052738 indium Inorganic materials 0.000 description 3
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000011572 manganese Substances 0.000 description 3
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 3
- 229910052709 silver Inorganic materials 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 2
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 239000007983 Tris buffer Substances 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 125000004036 acetal group Chemical group 0.000 description 2
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- 150000001340 alkali metals Chemical class 0.000 description 2
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- 239000005001 laminate film Substances 0.000 description 2
- QSZMZKBZAYQGRS-UHFFFAOYSA-N lithium;bis(trifluoromethylsulfonyl)azanide Chemical compound [Li+].FC(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)F QSZMZKBZAYQGRS-UHFFFAOYSA-N 0.000 description 2
- IHLVCKWPAMTVTG-UHFFFAOYSA-N lithium;carbanide Chemical compound [Li+].[CH3-] IHLVCKWPAMTVTG-UHFFFAOYSA-N 0.000 description 2
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 2
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- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
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- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
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- 230000002427 irreversible effect Effects 0.000 description 1
- 150000002596 lactones Chemical class 0.000 description 1
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 1
- RSNHXDVSISOZOB-UHFFFAOYSA-N lithium nickel Chemical compound [Li].[Ni] RSNHXDVSISOZOB-UHFFFAOYSA-N 0.000 description 1
- MHCFAGZWMAWTNR-UHFFFAOYSA-M lithium perchlorate Chemical compound [Li+].[O-]Cl(=O)(=O)=O MHCFAGZWMAWTNR-UHFFFAOYSA-M 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 229910001496 lithium tetrafluoroborate Inorganic materials 0.000 description 1
- ACFSQHQYDZIPRL-UHFFFAOYSA-N lithium;bis(1,1,2,2,2-pentafluoroethylsulfonyl)azanide Chemical compound [Li+].FC(F)(F)C(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)C(F)(F)F ACFSQHQYDZIPRL-UHFFFAOYSA-N 0.000 description 1
- OWNSEPXOQWKTKG-UHFFFAOYSA-M lithium;methanesulfonate Chemical compound [Li+].CS([O-])(=O)=O OWNSEPXOQWKTKG-UHFFFAOYSA-M 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
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- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 1
- 229910000476 molybdenum oxide Inorganic materials 0.000 description 1
- 239000011331 needle coke Substances 0.000 description 1
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- 229910021470 non-graphitizable carbon Inorganic materials 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 description 1
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- 239000001301 oxygen Substances 0.000 description 1
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- 239000002006 petroleum coke Substances 0.000 description 1
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- 150000003016 phosphoric acids Chemical class 0.000 description 1
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- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000002296 pyrolytic carbon Substances 0.000 description 1
- 150000004040 pyrrolidinones Chemical class 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910001925 ruthenium oxide Inorganic materials 0.000 description 1
- WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 description 1
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- 150000003377 silicon compounds Chemical class 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000008247 solid mixture Substances 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 1
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 150000003606 tin compounds Chemical class 0.000 description 1
- CFJRPNFOLVDFMJ-UHFFFAOYSA-N titanium disulfide Chemical compound S=[Ti]=S CFJRPNFOLVDFMJ-UHFFFAOYSA-N 0.000 description 1
- 125000001889 triflyl group Chemical group FC(F)(F)S(*)(=O)=O 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
- PAPBSGBWRJIAAV-UHFFFAOYSA-N ε-Caprolactone Chemical compound O=C1CCCCCO1 PAPBSGBWRJIAAV-UHFFFAOYSA-N 0.000 description 1
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Abstract
【解決手段】 高分子電解質23は、ポリビニルアセタールを重合した構造を有する高分子化合物と、溶媒および電解質塩を含む電解液とを含有する。溶媒は、炭酸エチレンなどの環式化合物と、炭酸メチルエチルなどの鎖式化合物とを混合した炭酸エステルを80質量%以上含んでいる。炭酸エステルにおける環式化合物:鎖式化合物の質量比は2:8〜5:5の範囲内である。これにより高いイオン伝導性を得ることができると共に、溶媒における炭酸エステルの割合を高くしても、ポリビニルアセタールの溶解性を高くすることができる。
【選択図】 図2
Description
図1,2に示したようなラミネートフィルム型の二次電池を作製した。
炭酸エチレンと炭酸メチルエチルとを炭酸エチレン:炭酸メチルエチル=3:7の質量比で混合した炭酸エステル80質量%と、テトラヒドロフラン20質量%とを混合した溶媒を用いたことを除き、他は実施例1−2と同様にして二次電池を作製した。また、本実施例に対する比較例2−1として、炭酸エステルの含有量を75質量%、テトラヒドロフランの含有量を25質量%としたことを除き、他は実施例2−1と同様にして二次電池を作製した。
ポリビニルホルマールと電解液との質量比を、ポリビニルホルマール:電解液=0.5:99.5または5:95としたことを除き、他は実施例1−2と同様にして二次電池を作製した。また、本実施例に対する比較例3−1,3−2として、ポリビニルホルマール:電解液の質量比を0.4:99.6または5.5:94.5としたことを除き、他は実施例1−2と同様にして二次電池を作製した。
溶媒における炭酸エステルの組成を表4〜7に示したように変化させたことを除き、他は実施例1−1〜1−4と同様にして二次電池を作製した。具体的には、環式化合物には炭酸エチレンまたは炭酸エチレンと炭酸プロピレンとを混合して用い、鎖式化合物には炭酸メチルエチルまたは炭酸メチルエチルと炭酸ジエチルとを混合して用いた。
Claims (8)
- ポリビニルアセタールおよびその誘導体からなる群のうちの少なくとも1種を重合した構造を有する高分子化合物を、0.5質量%以上5質量%以下の範囲内で含有すると共に、溶媒と電解質塩とを含む電解液を含有し、
前記溶媒は、炭酸エステルおよびその誘導体のうちの環式化合物と鎖式化合物とを少なくとも1種ずつ含み、
これら環式化合物および鎖式化合物の前記溶媒における含有量は、合計で80質量%以上であり、
そのうちの環式化合物と鎖式化合物との割合は、環式化合物:鎖式化合物の質量比で、2:8から5:5の範囲内である
ことを特徴とする高分子電解質。 - 前記環式化合物は炭酸エチレンを含み、前記溶媒における炭酸エチレンの割合は10質量%以上50質量%以下であることを特徴とする請求項1記載の高分子電解質。
- 前記鎖式化合物は炭酸メチルエチルを含み、前記溶媒における炭酸メチルエチルの割合は20質量%以上80質量%以下であることを特徴とする請求項1記載の高分子電解質。
- 前記高分子化合物は、ポリビニルホルマールおよびその誘導体からなる群のうちの少なくとも1種を重合した構造を有することを特徴とする請求項1記載の高分子電解質。
- 正極および負極と共に、高分子電解質備えた電池であって、
前記高分子電解質は、ポリビニルアセタールおよびその誘導体からなる群のうちの少なくとも1種を重合した構造を有する高分子化合物を、0.5質量%以上5質量%以下の範囲内で含有すると共に、溶媒と電解質塩とを含む電解液を含有し、
前記溶媒は、炭酸エステルおよびその誘導体のうちの環式化合物と鎖式化合物とを少なくとも1種ずつ含み、
これら環式化合物および鎖式化合物の前記溶媒における含有量は、合計で80質量%以上であり、
そのうちの環式化合物と鎖式化合物との割合は、環式化合物:鎖式化合物の質量比で、2:8から5:5の範囲内である
ことを特徴とする電池。 - 前記環式化合物は炭酸エチレンを含み、前記溶媒における炭酸エチレンの割合は10質量%以上50質量%以下であることを特徴とする請求項5記載の電池。
- 前記鎖式化合物は炭酸メチルエチルを含み、前記溶媒における炭酸メチルエチルの割合は20質量%以上80質量%以下であることを特徴とする請求項5記載の電池。
- 前記高分子化合物は、ポリビニルホルマールおよびその誘導体からなる群のうちの少なくとも1種を重合した構造を有することを特徴とする請求項5記載の電池。
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JP2005071627A JP4466416B2 (ja) | 2005-03-14 | 2005-03-14 | 二次電池用高分子電解質およびそれを用いた二次電池 |
PCT/JP2006/304446 WO2006098197A1 (ja) | 2005-03-14 | 2006-03-08 | 高分子電解質およびそれを用いた電池 |
CN2006800082236A CN101288198B (zh) | 2005-03-14 | 2006-03-08 | 高分子电解质和使用其的电池 |
US11/908,380 US20090023076A1 (en) | 2005-03-14 | 2006-03-08 | Polymer electrolyte and battery using same |
KR1020077020923A KR101315549B1 (ko) | 2005-03-14 | 2006-03-08 | 고분자 전해질 및 그것을 이용한 전지 |
TW095107973A TW200642136A (en) | 2005-03-14 | 2006-03-09 | Polymer electrolyte and battery using the same |
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JP2005071627A JP4466416B2 (ja) | 2005-03-14 | 2005-03-14 | 二次電池用高分子電解質およびそれを用いた二次電池 |
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JP2006278171A (ja) * | 2005-03-29 | 2006-10-12 | Sanyo Electric Co Ltd | 非水電解質二次電池 |
WO2011087029A1 (ja) | 2010-01-15 | 2011-07-21 | 株式会社クラレ | 高分子電解質ゲル組成物 |
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CN101891848B (zh) * | 2010-07-06 | 2012-10-31 | 上海纳米技术及应用国家工程研究中心有限公司 | 基于聚乙烯醇的单离子聚合物电解质及其制备方法 |
CN104319420B (zh) * | 2014-10-28 | 2017-01-25 | 北京科技大学 | 基于聚乙烯醇缩醛的凝胶聚合物电解质的制备方法及应用 |
TWI604650B (zh) | 2016-07-12 | 2017-11-01 | 財團法人工業技術研究院 | 膠態電解質與其前驅組合物及電池 |
CN116315064B (zh) * | 2023-01-17 | 2024-10-01 | 南开大学 | 一种固态聚合物电解质及其电池制备方法 |
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JPH08315817A (ja) * | 1995-05-17 | 1996-11-29 | Sony Corp | 炭素負極材料の製造方法及び非水電解液二次電池 |
US5753387A (en) * | 1995-11-24 | 1998-05-19 | Kabushiki Kaisha Toshiba | Lithium secondary battery |
JP4647948B2 (ja) * | 2003-07-16 | 2011-03-09 | 三井化学株式会社 | 電気化学素子およびその製造方法 |
KR20060042201A (ko) * | 2004-02-27 | 2006-05-12 | 산요덴키가부시키가이샤 | 리튬 2차 전지 |
JP4117573B2 (ja) * | 2004-07-21 | 2008-07-16 | ソニー株式会社 | 電池 |
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- 2006-03-08 US US11/908,380 patent/US20090023076A1/en not_active Abandoned
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Cited By (3)
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JP2006278171A (ja) * | 2005-03-29 | 2006-10-12 | Sanyo Electric Co Ltd | 非水電解質二次電池 |
WO2011087029A1 (ja) | 2010-01-15 | 2011-07-21 | 株式会社クラレ | 高分子電解質ゲル組成物 |
US9356318B2 (en) | 2010-01-15 | 2016-05-31 | Kuraray Co., Ltd. | Gel polymer electrolyte composition |
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JP4466416B2 (ja) | 2010-05-26 |
CN101288198B (zh) | 2010-11-24 |
KR101315549B1 (ko) | 2013-10-08 |
US20090023076A1 (en) | 2009-01-22 |
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