JP2020512677A - 大気圧プラズマ堆積によるアノード構成要素の作製方法、アノード構成要素、並びにこの構成要素を含有するリチウムイオンセル及びバッテリー - Google Patents
大気圧プラズマ堆積によるアノード構成要素の作製方法、アノード構成要素、並びにこの構成要素を含有するリチウムイオンセル及びバッテリー Download PDFInfo
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- JP2020512677A JP2020512677A JP2019569665A JP2019569665A JP2020512677A JP 2020512677 A JP2020512677 A JP 2020512677A JP 2019569665 A JP2019569665 A JP 2019569665A JP 2019569665 A JP2019569665 A JP 2019569665A JP 2020512677 A JP2020512677 A JP 2020512677A
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- metal
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- YNESATAKKCNGOF-UHFFFAOYSA-N lithium bis(trimethylsilyl)amide Chemical compound [Li+].C[Si](C)(C)[N-][Si](C)(C)C YNESATAKKCNGOF-UHFFFAOYSA-N 0.000 description 3
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- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 1
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- 239000002253 acid Substances 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- NDPGDHBNXZOBJS-UHFFFAOYSA-N aluminum lithium cobalt(2+) nickel(2+) oxygen(2-) Chemical compound [Li+].[O--].[O--].[O--].[O--].[Al+3].[Co++].[Ni++] NDPGDHBNXZOBJS-UHFFFAOYSA-N 0.000 description 1
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- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 1
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- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 1
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- VLXXBCXTUVRROQ-UHFFFAOYSA-N lithium;oxido-oxo-(oxomanganiooxy)manganese Chemical compound [Li+].[O-][Mn](=O)O[Mn]=O VLXXBCXTUVRROQ-UHFFFAOYSA-N 0.000 description 1
- URIIGZKXFBNRAU-UHFFFAOYSA-N lithium;oxonickel Chemical compound [Li].[Ni]=O URIIGZKXFBNRAU-UHFFFAOYSA-N 0.000 description 1
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Abstract
Description
本出願は、ここに参照によりその全体が本明細書に組み込まれる、2017年3月26日に出願された米国仮特許出願第62/476,787号、及び2017年12月19日に出願された米国非仮特許出願第15/847,154号の利益を主張する。
12 金属粒子
14 活性アノード材料粒子
16 基板
18 細孔
100 大気圧プラズマ装置
112 供給管
114 供給管
116 粒子
118 蒸気
120 ノズル
124 基板
126 作用面
Claims (25)
- リチウムイオン電気化学セル用のアノード構成要素を形成する方法であって、
プラズマデバイスの第1のノズルを通して第1の大気圧プラズマから金属粒子を基板上に堆積させて、接着された金属粒子の多孔質網状構造を形成する工程であり、前記金属が、周期表の1B族、IVA族、及びVIII族の金属、それらの合金、及びそれらの組合せからなる群から選択され、前記基板が、アノード集電体又は多孔質ポリマーセパレータである工程と、
前記金属粒子の堆積と同時に、重ねて、又は後に、前記第1のノズルを通して前記大気圧プラズマから、又は前記プラズマデバイスの第2のノズルを通して第2の大気圧プラズマから、活性アノード材料粒子を堆積させる工程であり、前記活性アノード材料粒子が1マイクロメートル未満であり、前記金属粒子よりも小さく、且つケイ素及びSiOxからなる群から選択される少なくとも1つの要素を含む工程と
を含み、
前記活性アノード材料粒子が前記金属粒子に接着して、アノード材料の層が前記基板上に形成される、方法。 - 前記金属粒子が約1から約15マイクロメートルであり、前記活性アノード材料粒子が約5から約900ナノメートルである、請求項1に記載の方法。
- 前記活性アノード材料粒子が、前記第1又は第2の大気圧プラズマ中で前駆体蒸気から形成される、請求項1に記載の方法。
- 前記前駆体蒸気がシロキサン化合物を含む、請求項3に記載の方法。
- 前記活性アノード材料粒子が、前記プラズマ中でアルカンガスから形成された黒鉛状炭素を更に含む、請求項3に記載の方法。
- 前記活性アノード材料粒子が、前記プラズマ中で有機リチウム化合物から形成された若しくはリチウム線からスパッタリングされたリチウム、又は前記プラズマデバイスの前記第1のノズル、前記第2のノズル、若しくは第3のノズルを通して大気圧プラズマから堆積された表面不動態化を任意選択で含むリチウム粒子を更に含む、請求項3に記載の方法。
- 前記金属粒子及び前記活性アノード材料粒子が、同じノズルを使用して前記基板に付着される、請求項3に記載の方法。
- 前記金属が、銅、スズ、鉄、ニッケル、チタンコバルト、クロム、タングステン、モリブデン、銀、金、パラジウム、白金、及びステンレス鋼からなる群から選択される、請求項1に記載の方法。
- 前記活性アノード材料が、
プラズマデバイスの前記プラズマノズル内でリチウム線をスパッタリングすること、又は
リチウムを含有する気化した前駆体からリチウムを堆積させること、又は
前記プラズマデバイスの前記第1のノズル、前記第2のノズル、若しくは第3のノズルを通して大気圧プラズマから、表面不動態化を任意選択で含むリチウム粒子を堆積させること
の1つによってリチウム化される、請求項1に記載の方法。 - アノード材料の複数の層を、最大約150マイクロメートルの全厚を有する前記基板上に形成する工程を含む、請求項1に記載の方法。
- 金属粒子の組成、活性アノード材料の組成、活性アノード材料の濃度、網状構造の多孔度、金属粒子サイズ、活性アノード材料粒子サイズ、及びそれらの組合せ
からなる群から選択される少なくとも1つの要素が、前記複数の層のうち少なくとも2つの間で異なる、請求項10に記載の方法。 - 前記アノード材料層が、約5%から約75体積%の前記活性アノード材料粒子を含む、請求項1に記載の方法。
- リチウムイオン電気化学セル用のアノード構成要素であって、アノード集電体上又はポリマーセパレータ上のアノード材料層であり、約1マイクロメートルから約15マイクロメートルの粒子サイズを有する接着された金属粒子の多孔質網状構造を含み、前記金属が、周期表の1B族、IVA族、及びVIII族の金属、それらの合金からなる群から選択される、アノード材料層と、ケイ素及びSiOxからなる群から選択される少なくとも1つの要素を含み且つ前記金属粒子に接着された1マイクロメートルよりも小さい粒子サイズを有する活性アノード材料粒子と、を含み、前記アノード材料層が、約5%から約75体積%の前記活性アノード材料粒子を含む、アノード構成要素。
- 前記金属粒子が約1から約10マイクロメートルであり、前記活性アノード材料粒子が約200から約800ナノメートルである、請求項13に記載のアノード構成要素。
- 前記金属が、銅、スズ、鉄、ニッケル、チタンコバルト、クロム、タングステン、モリブデン、銀、金、パラジウム、白金、及びステンレス鋼からなる群から選択される、請求項13に記載のアノード構成要素。
- 前記活性アノード材料が、炭素及びリチウムからなる群から選択される要素を更に含む、請求項13に記載のアノード構成要素。
- 前記アノード材料層が、約20%から約60体積%の前記活性アノード材料粒子を含む、請求項13に記載のアノード構成要素。
- 前記アノード材料の複数の層を含み、金属粒子の組成、活性アノード材料の組成、活性アノード材料の濃度、網状構造の多孔度、金属粒子サイズ、活性アノード材料粒子サイズ、及びそれらの組合せからなる群から選択される少なくとも1つの要素が、前記複数の層のうち少なくとも2つの間で異なる、請求項13に記載のアノード構成要素。
- 請求項13に記載のアノード構成要素を含む、リチウムイオン電気化学セル。
- 請求項19に記載の電気化学セルを含む、リチウムイオンバッテリー。
- 前記アノード材料層が、ポリマーセパレータの1つの主面上にある、請求項20に記載のリチウムイオンバッテリー。
- 前記アノード材料層が、アノード集電体の1つの主面上にある、請求項20に記載のリチウムイオンバッテリー。
- 前記アノード材料層が、アノード集電体の両方の主面である、請求項20に記載のリチウムイオンバッテリー。
- リチウムイオン電気化学セル用のアノード構成要素を形成する方法であって、
プラズマデバイスの第1のノズルを通して大気圧プラズマから金属粒子を基板上に堆積させて、接着された金属粒子の多孔質網状構造を形成する工程であり、前記金属が、周期表の1B族、IVA族、及びVIII族の金属、それらの合金、及びそれらの組合せからなる群から選択され、前記基板が、アノード集電体又は多孔質ポリマーセパレータである工程と、
前記金属粒子の堆積と同時に、重ねて、又は後に、前記プラズマデバイスの前記第1のノズルを通して又は第2のノズルを通して、大気圧プラズマ中でシロキサン前駆体から形成された活性アノード材料粒子を堆積させる工程であり、前記活性アノード材料粒子が、ケイ素及びSiOxからなる群から選択される少なくとも1つの要素を含む工程と、
を含み、
前記金属粒子が約1から約15マイクロメートルであり、前記活性アノード材料粒子が約5から約900ナノメートルであり、
前記活性アノード材料粒子が前記金属粒子に接着して、アノード材料の層が前記基板上に形成される、方法。 - 前記活性アノード材料粒子が、前記プラズマデバイス内の大気圧プラズマ中でアルカンガスから形成された黒鉛状炭素、及び/又は前記プラズマデバイス内の大気圧プラズマ中で有機リチウム化合物から形成された若しくはリチウム線からスパッタリングされたリチウムを更に含む、請求項24に記載の方法。
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US15/847,154 US10522840B2 (en) | 2017-03-26 | 2017-12-19 | Method of making anode component by atmospheric plasma deposition, anode component, and lithium-ion cell and battery containing the component |
US15/847,154 | 2017-12-19 | ||
PCT/US2018/022436 WO2018182977A1 (en) | 2017-03-26 | 2018-03-14 | Method of making anode component by atmospheric plasma depostion, anode component, and lithium-ion cell and battery containing the component |
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US10522840B2 (en) | 2019-12-31 |
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CN110462093B (zh) | 2021-08-06 |
DE112018001599B4 (de) | 2023-04-27 |
KR102350756B1 (ko) | 2022-01-14 |
DE112018001599T5 (de) | 2019-12-05 |
WO2018182977A1 (en) | 2018-10-04 |
US10811692B2 (en) | 2020-10-20 |
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