JP2013030473A - 非水溶媒及び蓄電装置 - Google Patents
非水溶媒及び蓄電装置 Download PDFInfo
- Publication number
- JP2013030473A JP2013030473A JP2012138939A JP2012138939A JP2013030473A JP 2013030473 A JP2013030473 A JP 2013030473A JP 2012138939 A JP2012138939 A JP 2012138939A JP 2012138939 A JP2012138939 A JP 2012138939A JP 2013030473 A JP2013030473 A JP 2013030473A
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- JP
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- Prior art keywords
- ionic liquid
- quaternary ammonium
- storage device
- power storage
- aqueous solvent
- 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
Links
- 238000003860 storage Methods 0.000 title claims abstract description 128
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- 238000007710 freezing Methods 0.000 claims abstract description 59
- 239000003792 electrolyte Substances 0.000 claims abstract description 37
- 125000001424 substituent group Chemical group 0.000 claims abstract description 37
- 150000001450 anions Chemical class 0.000 claims abstract description 34
- 239000002608 ionic liquid Substances 0.000 claims description 193
- 239000003125 aqueous solvent Substances 0.000 claims description 81
- 239000008151 electrolyte solution Substances 0.000 claims description 69
- -1 methoxyethyl group Chemical group 0.000 claims description 65
- 230000000994 depressogenic effect Effects 0.000 claims description 49
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 38
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- 125000000217 alkyl group Chemical group 0.000 claims description 22
- 229910052799 carbon Inorganic materials 0.000 claims description 13
- LGRLWUINFJPLSH-UHFFFAOYSA-N methanide Chemical compound [CH3-] LGRLWUINFJPLSH-UHFFFAOYSA-N 0.000 claims description 12
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 11
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 claims description 10
- 125000004184 methoxymethyl group Chemical group [H]C([H])([H])OC([H])([H])* 0.000 claims description 10
- 125000001931 aliphatic group Chemical group 0.000 claims description 8
- 230000009467 reduction Effects 0.000 abstract description 48
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- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical group N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 3
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- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 description 1
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- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 description 1
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- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 1
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- MHCFAGZWMAWTNR-UHFFFAOYSA-M lithium perchlorate Chemical compound [Li+].[O-]Cl(=O)(=O)=O MHCFAGZWMAWTNR-UHFFFAOYSA-M 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
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Abstract
【解決手段】少なくとも一以上の置換基を有する脂環式4級アンモニウムカチオンと、当該脂環式4級アンモニウムカチオンに対するアニオンを有するイオン液体と、凝固点降下剤を、少なくとも含む非水溶媒である。また、当該非水溶媒を電解液として含む蓄電装置である。
【選択図】図1
Description
本実施の形態では、本発明の一態様に係る非水溶媒ついて説明する。
本実施の形態では、実施の形態1に記載した非水溶媒の詳細を説明する。本実施の形態に記載の非水溶媒は、少なくとも一般式(G1)で表されるイオン液体と、凝固点降下剤を含む非水溶媒である。
ここで、本実施の形態に記載のイオン液体の合成方法について説明する。本実施の形態に記載のイオン液体の合成方法としては、種々の反応を適用することができる。例えば、以下に示す合成方法によって、一般式(G1)で表されるイオン液体を合成することができる。ここでは一例として、合成スキーム(S−1)を参照して説明する。なお、本実施の形態に記載のイオン液体の合成方法は、以下の合成方法に限定されない。
次に、一般式(G2)で表されるイオン液体も種々の反応を適用することができる。ここでは一例として、合成スキーム(S−2)を参照して説明する。なお、本実施の形態に記載のイオン液体の合成方法は、以下の合成方法に限定されない。
本実施の形態では、本発明の一態様に係る非水溶媒を用いた蓄電装置について説明する。
本発明の一態様に係る蓄電装置は、電力により駆動する様々な電気機器の電源として用いることができる。
101 正極集電体
102 正極活物質層
103 正極
104 負極集電体
105 負極活物質層
106 負極
107 電解液
108 セパレータ
109 筐体
110 蓄電装置
111 セパレータ
201 第1の筐体
202 第2の筐体
203 リング状絶縁体
200 ラミネート型蓄電装置
210 ボタン型蓄電装置
5000 表示装置
5001 筐体
5002 表示部
5003 スピーカー部
5004 蓄電装置
5100 照明装置
5101 筐体
5102 光源
5103 蓄電装置
5104 天井
5105 側壁
5106 床
5107 窓
5200 室内機
5201 筐体
5202 送風口
5203 蓄電装置
5204 室外機
5300 電気冷凍冷蔵庫
5301 筐体
5302 冷蔵室用扉
5303 冷凍室用扉
5304 蓄電装置
Claims (14)
- 少なくとも一以上の置換基を有する脂環式4級アンモニウムカチオンと、前記脂環式4級アンモニウムカチオンに対するアニオンを有するイオン液体と、
凝固点降下剤を、少なくとも含むことを特徴とする非水溶媒。 - 請求項1において、
前記置換基は、前記脂環式4級アンモニウムカチオンの脂肪族環に結合していることを特徴とする非水溶媒。 - 請求項1又は請求項2において、
前記脂環式4級アンモニウムカチオンの脂肪族環の炭素数は、5以下であることを特徴とする非水溶媒。 - 請求項1乃至請求項3のいずれか一において、
前記凝固点降下剤は、前記イオン液体より粘度が低いことを特徴とする非水溶媒。 - 請求項1乃至請求項4のいずれか一において、
前記凝固点降下剤は、脂環式4級アンモニウムカチオンと、前記脂環式4級アンモニウムカチオンに対するアニオンを有するイオン液体であることを特徴とする非水溶媒。 - 請求項1乃至請求項4のいずれか一において、
前記凝固点降下剤は、非環式4級アンモニウムカチオンと、前記非環式4級アンモニウムカチオンに対するアニオンを有するイオン液体であることを特徴とする非水溶媒。 - 少なくとも、一般式(G1)で表されるイオン液体と、
凝固点降下剤を含むことを特徴とする非水溶媒。
- 請求項7において、
前記凝固点降下剤は、前記一般式(G1)で表される前記イオン液体より粘度が低いことを特徴とする非水溶媒。 - 請求項7又は請求項8において、
前記凝固点降下剤は、脂環式4級アンモニウムカチオンと、前記脂環式4級アンモニウムカチオンに対するアニオンを有するイオン液体であることを特徴とする非水溶媒。 - 請求項7又は請求項8において、
前記凝固点降下剤は、非環式4級アンモニウムカチオンと、前記非環式4級アンモニウムカチオンに対するアニオンを有するイオン液体であることを特徴とする非水溶媒。 - 請求項7乃至請求項9のいずれか一において、
前記凝固点降下剤は、前記一般式(G1)で表される前記イオン液体であることを特徴とする非水溶媒。 - 請求項7乃至請求項9のいずれか一において、
前記凝固点降下剤は、一般式(G2)で表されるイオン液体であることを特徴とする非水溶媒。
- 少なくとも正極、負極、電解液及びセパレータを有する蓄電装置であって、
前記電解液は、請求項1乃至請求項12のいずれか一に記載の前記非水溶媒を含むことを特徴する蓄電装置。 - 少なくとも正極、負極、電解液及びセパレータを有する蓄電装置であって、
前記電解液は、請求項1乃至請求項12のいずれか一に記載の前記非水溶媒及びリチウムイオンを含む電解質塩を含むことを特徴とする蓄電装置。
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JP2013149605A (ja) * | 2011-12-23 | 2013-08-01 | Semiconductor Energy Lab Co Ltd | 非水溶媒、非水電解質及び蓄電装置 |
JP2014191955A (ja) * | 2013-03-27 | 2014-10-06 | Yamaguchi Univ | 電解質組成物 |
JP2015026608A (ja) * | 2013-06-21 | 2015-02-05 | 株式会社半導体エネルギー研究所 | 非水溶媒、非水電解質および蓄電装置 |
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KR101785576B1 (ko) * | 2014-06-26 | 2017-11-06 | 선천 캡쳄 테크놀로지 컴퍼니 리미티드 | 전해액 용질, 전해액 및 고전압 슈퍼 커패시터 |
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