JP7150328B2 - 高電圧デバイス - Google Patents
高電圧デバイス Download PDFInfo
- Publication number
- JP7150328B2 JP7150328B2 JP2018538110A JP2018538110A JP7150328B2 JP 7150328 B2 JP7150328 B2 JP 7150328B2 JP 2018538110 A JP2018538110 A JP 2018538110A JP 2018538110 A JP2018538110 A JP 2018538110A JP 7150328 B2 JP7150328 B2 JP 7150328B2
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- electrodes
- active material
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- electrode
- electrolyte
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Images
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
- H01G11/54—Electrolytes
- H01G11/58—Liquid electrolytes
- H01G11/60—Liquid electrolytes characterised by the solvent
-
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Description
スーパーキャパシタ
電極
集電体
活性材料
電解質
セパレータ
支持体
封止材
ハウジング
図の参照
用語及び定義
非限定的な実施形態
本発明は以下の実施態様を含む。
(1)スーパーキャパシタデバイスであって、
各電極が、
集電体と、
前記集電体の第1の表面の一部に設けられた活性材料と
を含む、電極のアレイ
を備える、前記スーパーキャパシタデバイス。
(2)前記集電体の第2の表面の一部に設けられた活性材料を更に含む、(1)に記載のスーパーキャパシタデバイス。
(3)電極の前記アレイ内の各電極が、後続の電極から間隙で離間されている、(1)に記載のスーパーキャパシタデバイス。
(4)前記集電体が、金属フィルムもしくはポリマーフィルム、またはこれらの組み合わせを含み、前記金属フィルムが、銀、銅、金、アルミニウム、カルシウム、タングステン、亜鉛、タングステン、黄銅、青銅、ニッケル、リチウム、鉄、プラチナ、スズ、炭素鋼、鉛、チタン、ステンレス鋼、水銀、クロム、ガリウム砒素またはこれらの任意の組み合わせを含み、前記ポリマーフィルムが、ポリフルオレン、ポリフェニレン、ポリピレン、ポリアズレン、ポリナフタレン、ポリアセチレン、ポリp-フェニレンビニレン、ポリピロール、ポリカルバゾール、ポリインドール、ポリアゼピン、ポリアニリン、ポリチオフェン、ポリ3,4-エチレンジオキシチオフェン、硫化ポリp-フェニレン、ポリアセチレン、ポリp-フェニレンビニレンまたはこれらの任意の組み合わせを含む、(1)に記載のスーパーキャパシタデバイス。
(5)前記活性材料が、離間かつ相互接続された2つ以上の層を含む、(1)に記載のスーパーキャパシタデバイス。
(6)前記活性材料が、炭素、活性炭、グラフェン、ポリアニリン、ポリチオフェン、相互接続された波状炭素系網状体(ICCN)またはこれらの任意の組み合わせを含む、(1)に記載のスーパーキャパシタデバイス。
(7)前記活性材料が、約250平方メートル毎グラム~約3,500平方メートル毎グラムの比表面積を有する、(1)に記載のスーパーキャパシタデバイス。
(8)前記活性材料が、約750ジーメンス/メートル~約3,000ジーメンス/メートルの導電率を有する、(1)に記載のスーパーキャパシタデバイス。
(9)電極の前記アレイが電極の平面アレイである、(1)に記載のスーパーキャパシタデバイス。
(10)水性電解質を更に備え、前記電極の数が約5個であり、電極の前記アレイ全体にわたって生成される電位が約2.5V~約10Vである、(9)に記載のスーパーキャパシタデバイス。
(11)アセトニトリル中にテトラエチルアンモニウムテトラフルオロボレート(TEABF 4 )を含む電解質を更に備え、電極の数が約5個であり、電極の前記アレイ全体にわたって生成される電位が約6V~約24Vである、(9)に記載のスーパーキャパシタデバイス。
(12)水性電解質を更に備え、電極の数が約180個であり、電極の前記アレイ全体にわたって生成される電位が約100V~約360Vである、(9)に記載のスーパーキャパシタデバイス。
(13)アセトニトリル中にテトラエチルアンモニウムテトラフルオロボレート(TEABF 4 )を含む電解質を更に備え、電極の数が約72個であり、電極の前記アレイ全体にわたって生成される電位が約100V~約360Vである、(9)に記載のスーパーキャパシタデバイス。
(14)電極の前記アレイが電極の積層アレイである、(2)に記載のスーパーキャパシタデバイス。
(15)セパレータ及び支持体の少なくとも1つ以上を更に備え、セパレータ及び支持体の前記少なくとも1つ以上が、隣接する一対の電極の間に位置する、(14)に記載のスーパーキャパシタデバイス。
(16)電解質を更に備え、前記電解質が、ポリマー、シリカ、ヒュームドシリカ、ヒュームドシリカナノ粉末、1-ブチル-3-メチルイミダゾリウムビス(トリフルオロメチルスルホニル)イミド、リン酸、テトラエチルアンモニウムテトラフルオロボレート(TEABF 4 )、アセトニトリル、1-エチル-3-メチルイミダゾリウムテトラフルオロボレート、硝酸エタノールアンモニウム、ジカルボキシレート、プロスタグランジン、アデノシン一リン酸、グアノシン一リン酸、p-アミノ馬尿酸、ポリシロキサン、ポリホスファゼン、水酸化カリウム、ポリビニルアルコールまたはこれらの任意の組み合わせを含む、液体、固体、ゲルまたはこれらの任意の組み合わせである、(1)に記載のスーパーキャパシタデバイス。
(17)電極のアレイの作製方法であって、
a)集電体の第1の表面の一部に活性材料を塗布することと、
b)前記集電体上の前記活性材料を乾燥させることと
を含み、
各電極が、後続の電極から間隙で離間されている、前記方法。
(18)c)前記集電体の第2の表面の一部に活性材料を塗布することと、
d)前記集電体上の前記活性材料を乾燥させることと
を更に含む、(17)に記載の方法。
(19)テープ及びマスクの少なくとも1つ以上が、前記集電体の前記第2の表面の一部を保護し、それにより前記集電体の前記第2の表面の前記保護された一部に活性材料が塗布されるのを防止する、(18)に記載の方法。
(20)前記活性材料がスラリーの形態で塗布される、(18)に記載の方法。
(21)前記スラリーが、ドクターブレードによって前記集電体の前記第2の表面に塗布される、(20)に記載の方法。
(22)前記集電体の前記第1の表面に活性材料を前記塗布することと、前記集電体の前記第2の表面に活性材料を前記塗布することとが同時に実行される、(18)に記載の方法。
(23)前記集電体上の前記活性材料を前記乾燥させることが約40℃~約160℃の温度で行われる、(18)に記載の方法。
(24)前記集電体上の前記活性材料を前記乾燥させることが約6時間~約24時間の期間にわたって行われる、(18)に記載の方法。
(25)電極の前記アレイが電極の平面アレイを含む、(18)に記載の方法。
(26)電極の前記平面アレイが、前記活性材料及び前記集電体をエッチングまたは切断することによって作製される、(25)に記載の方法。
(27)電極の前記アレイが電極の積層アレイを含む、(18)に記載の方法。
(28)セパレータ及び支持体の少なくとも1つ以上を、連続する一対の電極の間に位置付けることを更に含む、(27)に記載の方法。
(29)e)電極の前記アレイ上に電解質を分散させることと、
f)電極の前記アレイをシース内に収容することと、
g)前記収容された電極のアレイをハウジング内に挿入することと
を更に含む、(18)に記載の方法。
(30)前記電解質が、ポリマー、シリカ、ヒュームドシリカ、ヒュームドシリカナノ粉末、1-ブチル-3-メチルイミダゾリウムビス(トリフルオロメチルスルホニル)イミド、リン酸、テトラエチルアンモニウムテトラフルオロボレート(TEABF 4 )、アセトニトリル、1-エチル-3-メチルイミダゾリウムテトラフルオロボレート、硝酸エタノールアンモニウム、ジカルボキシレート、プロスタグランジン、アデノシン一リン酸、グアノシン一リン酸、p-アミノ馬尿酸、ポリシロキサン、ポリホスファゼン、水酸化カリウム、ポリビニルアルコールまたはこれらの任意の組み合わせを含む、液体、固体、ゲルまたはこれらの任意の組み合わせである、(29)に記載の方法。
Claims (23)
- 少なくとも一つの左右同一電極と少なくとも二つの左右不同電極を含む電極の二次元平面アレイを備えるスーパーキャパシタデバイスであって、
各電極が、
a.集電体と、
b.前記集電体の第1の表面の一部に直接設けられた活性材料と、ここで、活性材料は離間かつ相互接続された2つ以上の炭素層を含み、少なくとも一つの炭素層は波状かつ一原子厚であり、炭素層の一部は約25nm~約150nmの距離で離間されている、
を含む、前記スーパーキャパシタデバイス。 - 電極の前記二次元平面アレイ内の各電極が、後続の電極から間隙で離間されている、請求項1に記載のスーパーキャパシタデバイス。
- 前記集電体が、金属フィルムもしくはポリマーフィルム、またはこれらの組み合わせを含み、前記金属フィルムが、銀、銅、金、アルミニウム、カルシウム、タングステン、亜鉛、タングステン、黄銅、青銅、ニッケル、リチウム、鉄、プラチナ、スズ、炭素鋼、鉛、チタン、ステンレス鋼、水銀、クロム、ガリウム砒素またはこれらの任意の組み合わせを含み、前記ポリマーフィルムが、ポリフルオレン、ポリフェニレン、ポリピレン、ポリアズレン、ポリナフタレン、ポリアセチレン、ポリp-フェニレンビニレン、ポリピロール、ポリカルバゾール、ポリインドール、ポリアゼピン、ポリアニリン、ポリチオフェン、ポリ3,4-エチレンジオキシチオフェン、硫化ポリp-フェニレン、ポリアセチレン、ポリp-フェニレンビニレンまたはこれらの任意の組み合わせを含む、請求項1に記載のスーパーキャパシタデバイス。
- 前記活性材料が、炭素、活性炭、グラフェン、ポリアニリン、ポリチオフェン、相互接続された波状炭素系網状体(ICCN)またはこれらの任意の組み合わせを含む、請求項1に記載のスーパーキャパシタデバイス。
- 前記活性材料が、約250平方メートル毎グラム~約3,500平方メートル毎グラムの比表面積を有する、請求項1に記載のスーパーキャパシタデバイス。
- 前記活性材料が、約750ジーメンス/メートル~約3,000ジーメンス/メートルの導電率を有する、請求項1に記載のスーパーキャパシタデバイス。
- 電極の前記二次元平面アレイがさらにC型左右同一電極を含む、請求項1に記載のスーパーキャパシタデバイス。
- 水性電解質を更に備え、前記電極の数が約5個であり、電極の前記二次元平面アレイ全体にわたって生成される電位が約2.5V~約10Vである、請求項1に記載のスーパーキャパシタデバイス。
- アセトニトリル中にテトラエチルアンモニウムテトラフルオロボレート(TEABF4)を含む電解質を更に備え、電極の数が約5個であり、電極の前記二次元平面アレイ全体にわたって生成される電位が約6V~約24Vである、請求項1に記載のスーパーキャパシタデバイス。
- 水性電解質を更に備え、電極の数が約180個であり、電極の前記二次元平面アレイ全体にわたって生成される電位が約100V~約360Vである、請求項1に記載のスーパーキャパシタデバイス。
- アセトニトリル中にテトラエチルアンモニウムテトラフルオロボレート(TEABF4)を含む電解質を更に備え、電極の数が約72個であり、電極の前記二次元平面アレイ全体にわたって生成される電位が約100V~約360Vである、請求項7に記載のスーパーキャパシタデバイス。
- 間隙の幅は少なくとも約10μmである、請求項2に記載のスーパーキャパシタデバイス。
- 電解質を更に備え、前記電解質が、ポリマー、シリカ、ヒュームドシリカ、ヒュームドシリカナノ粉末、1-ブチル-3-メチルイミダゾリウムビス(トリフルオロメチルスルホニル)イミド、リン酸、テトラエチルアンモニウムテトラフルオロボレート(TEABF4)、アセトニトリル、1-エチル-3-メチルイミダゾリウムテトラフルオロボレート、硝酸エタノールアンモニウム、ジカルボキシレート、プロスタグランジン、アデノシン一リン酸、グアノシン一リン酸、p-アミノ馬尿酸、ポリシロキサン、ポリホスファゼン、水酸化カリウム、ポリビニルアルコールまたはこれらの任意の組み合わせを含む、液体、固体、ゲルまたはこれらの任意の組み合わせである、請求項1に記載のスーパーキャパシタデバイス。
- 少なくとも一つの左右同一電極と少なくとも二つの左右不同電極を含む電極の二次元平面アレイの作製方法であって、
a)集電体の第1の表面の一部に活性材料を直接塗布することと、ここで、活性材料は離間かつ相互接続された2つ以上の炭素層を含み、少なくとも一つの炭素層は波状かつ一原子厚であり、炭素層の一部は約25nm~約150nmの距離で離間されている、
b)前記集電体上の前記活性材料を乾燥させることと
を含み、
各電極が、後続の電極から間隙で離間されている、前記方法。 - テープ及びマスクの少なくとも1つ以上が、前記集電体の前記第1の表面の一部を保護し、それにより前記集電体の前記第1の表面の前記保護された一部に活性材料が塗布されるのを防止する、請求項14に記載の方法。
- 前記活性材料がスラリーの形態で塗布される、請求項14に記載の方法。
- 前記スラリーが、ドクターブレードによって塗布される、請求項16に記載の方法。
- 前記集電体上の前記活性材料を前記乾燥させることが約40℃~約160℃の温度で行われる、請求項14に記載の方法。
- 前記集電体上の前記活性材料を前記乾燥させることが約6時間~約24時間の期間にわたって行われる、請求項14に記載の方法。
- 電極の前記二次元平面アレイがさらにC型左右同一電極を含む、請求項14に記載の方法。
- 電極の前記二次元平面アレイが、前記活性材料及び前記集電体をエッチングまたは切断することによって作製される、請求項14に記載の方法。
- e)電極の前記二次元平面アレイ上に電解質を分散させることと、
f)電極の前記二次元平面アレイをシース内に収容することと、
g)前記収容された電極の二次元平面アレイをハウジング内に挿入することと
を更に含む、請求項14に記載の方法。 - 前記電解質が、ポリマー、シリカ、ヒュームドシリカ、ヒュームドシリカナノ粉末、1-ブチル-3-メチルイミダゾリウムビス(トリフルオロメチルスルホニル)イミド、リン酸、テトラエチルアンモニウムテトラフルオロボレート(TEABF4)、アセトニトリル、1-エチル-3-メチルイミダゾリウムテトラフルオロボレート、硝酸エタノールアンモニウム、ジカルボキシレート、プロスタグランジン、アデノシン一リン酸、グアノシン一リン酸、p-アミノ馬尿酸、ポリシロキサン、ポリホスファゼン、水酸化カリウム、ポリビニルアルコールまたはこれらの任意の組み合わせを含む、液体、固体、ゲルまたはこれらの任意の組み合わせである、請求項22に記載の方法。
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