JP2019512157A - エネルギー貯蔵装置のための元素金属および炭素の混合物 - Google Patents
エネルギー貯蔵装置のための元素金属および炭素の混合物 Download PDFInfo
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- JP2019512157A JP2019512157A JP2018563378A JP2018563378A JP2019512157A JP 2019512157 A JP2019512157 A JP 2019512157A JP 2018563378 A JP2018563378 A JP 2018563378A JP 2018563378 A JP2018563378 A JP 2018563378A JP 2019512157 A JP2019512157 A JP 2019512157A
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- electrode
- lithium metal
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- carbon particles
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 365
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 244
- 238000004146 energy storage Methods 0.000 title claims abstract description 81
- 239000000203 mixture Substances 0.000 title claims description 113
- 239000002184 metal Substances 0.000 title claims description 46
- 229910052751 metal Inorganic materials 0.000 title claims description 46
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 362
- 239000002245 particle Substances 0.000 claims abstract description 343
- 238000002156 mixing Methods 0.000 claims abstract description 54
- 238000004519 manufacturing process Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims description 76
- 239000002923 metal particle Substances 0.000 claims description 75
- 229910002804 graphite Inorganic materials 0.000 claims description 74
- 239000010439 graphite Substances 0.000 claims description 74
- 239000011148 porous material Substances 0.000 claims description 69
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 44
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 42
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 34
- 230000008569 process Effects 0.000 claims description 34
- 229910001416 lithium ion Inorganic materials 0.000 claims description 33
- 239000000463 material Substances 0.000 claims description 29
- 239000003792 electrolyte Substances 0.000 claims description 23
- 239000003990 capacitor Substances 0.000 claims description 17
- 239000002904 solvent Substances 0.000 claims description 14
- -1 lithium metals Chemical class 0.000 claims description 13
- 239000011261 inert gas Substances 0.000 claims description 11
- 239000008240 homogeneous mixture Substances 0.000 claims description 8
- 239000007784 solid electrolyte Substances 0.000 claims description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 7
- YZSKZXUDGLALTQ-UHFFFAOYSA-N [Li][C] Chemical compound [Li][C] YZSKZXUDGLALTQ-UHFFFAOYSA-N 0.000 description 45
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- 150000002500 ions Chemical class 0.000 description 7
- VAYTZRYEBVHVLE-UHFFFAOYSA-N 1,3-dioxol-2-one Chemical compound O=C1OC=CO1 VAYTZRYEBVHVLE-UHFFFAOYSA-N 0.000 description 6
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- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 6
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 6
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- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 5
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- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
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- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 3
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- 150000003839 salts Chemical class 0.000 description 3
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- 239000002002 slurry Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 3
- 229910001887 tin oxide Inorganic materials 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
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- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 239000002041 carbon nanotube Substances 0.000 description 2
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- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 2
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- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
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- 239000010405 anode material Substances 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 150000001721 carbon Chemical class 0.000 description 1
- 239000003660 carbonate based solvent Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
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Classifications
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- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
- H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
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Abstract
Description
図3は、複数の炭素粒子および元素リチウム金属を含有する混合物を調製するための、例としての処理工程300を示す。いくつかの実施形態では、複数のリチウム−炭素複合粒子を形成する処理工程は、処理工程300を含む。いくつかの実施形態では、複数のグラファイト粒子および複数の元素リチウム金属粒子を含有する混合物を形成するための処理工程は、処理工程300を含む。図3のブロック302に示すように、炭素粒子を与えることができる。例えば、炭素粒子は、リチウム−炭素複合粒子を調製するための多孔質炭素粒子、またはグラファイトとリチウム金属とを含有する混合物を調製するためのグラファイト粒子を含むことができる。
Claims (38)
- 第1電極と、第2電極と、上記第1電極および第2電極との間のセパレータと、を備え、
上記第1電極および第2電極の少なくとも1つは炭素粒子および元素金属を含む
エネルギー貯蔵装置。 - 上記炭素粒子は多孔質炭素粒子を含み、各多孔質炭素粒子は複数の細孔を有し、該複数の細孔の少なくともいくつかは、少なくともいくつかの上記元素金属を受け入れる
請求項1に記載のエネルギー貯蔵装置。 - 上記多孔質炭素粒子は、活性炭素を含む
請求項2に記載のエネルギー貯蔵装置。 - 上記多孔質炭素粒子は、階層的に構造化された炭素を含む
請求項2に記載のエネルギー貯蔵装置。 - 上記多孔質炭素粒子は、メソポーラスカーボンを含む
請求項2に記載のエネルギー貯蔵装置。 - 元素金属の露出部分を覆う固体電解質界面(SEI)層をさらに備えた
請求項2に記載のエネルギー貯蔵装置。 - SEI層は、対応する多孔質炭素粒子の外面下にある元素金属の露出部分を覆う
請求項5に記載のエネルギー貯蔵装置。 - 上記第1電極および上記第2電極の少なくとも1つは、元素金属および炭素粒子を含有する乾燥電極フィルムを含む
請求項5に記載のエネルギー貯蔵装置。 - 上記炭素粒子はグラファイト粒子を含む
請求項1に記載のエネルギー貯蔵装置。 - 上記第1電極および上記第2電極の少なくとも1つは、アノードを含む
請求項1に記載のエネルギー貯蔵装置。 - 上記アノードは、リチウムイオンバッテリまたはリチウムイオンキャパシタのアノードである
請求項10に記載のエネルギー貯蔵装置。 - 上記元素金属は元素リチウム金属粒子を含む
請求項1に記載のエネルギー貯蔵装置。 - エネルギー貯蔵装置を製造する方法であって、
元素リチウム金属と複数の炭素粒子とを混ぜ合わせて電極フィルム混合物を形成する工程と、
上記電極フィルム混合物から電極フィルムを形成する工程と
を含む方法。 - 少なくとも一方が上記電極フィルムおよび集電体を含む第1電極および第2電極を形成する工程と、
上記第1電極と上記第2電極との間にセパレータを挿入する工程と
をさらに備えた
請求項13に記載の方法。 - 上記複数の炭素粒子は、複数の多孔質炭素粒子を含み、各多孔質炭素粒子は、複数の細孔を有する
請求項14に記載の方法。 - 上記複数の多孔質炭素粒子は、活性炭素および階層的に構造化された炭素の少なくとも一方を含む
請求項15に記載の方法。 - 上記元素リチウム金属および上記複数の炭素粒子を混ぜ合わせる工程は、上記複数の細孔の少なくともいくつかが、複数の上記元素リチウム金属の少なくともいくつかを受け入れるように、上記元素リチウム金属および上記複数の多孔質炭素粒子を混合する工程
を含む
請求項15に記載の方法。 - 上記元素リチウム金属の露出部分に固体電解質界面(SEI)層を形成する工程
をさらに備えた
請求項17に記載の方法。 - SEI層を形成する工程は、対応する上記多孔質炭素粒子の外面下にある上記元素リチウム金属の露出部分を覆う工程
を含む
請求項18に記載の方法。 - SEI層を形成する工程は、上記元素リチウム金属の露出部分を電解質溶媒蒸気に曝露する工程
を含む
請求項18に記載の方法。 - 元素リチウムの上記露出部分を上記電解質溶媒蒸気に曝露する上記工程は、元素リチウムの上記露出部分をカーボネート蒸気に曝露する工程
を含む
請求項20に記載の方法。 - 上記複数の炭素粒子は、複数のグラファイト粒子を含む
請求項13に記載の方法。 - 上記電極フィルム混合物は実質的に均質な混合物である
請求項22に記載の方法。 - 上記元素リチウム金属が元素リチウム金属粒子を含み、
バルク元素リチウム金属を製造するする工程と、
上記バルク元素リチウム金属のサイズを小さくして複数の元素リチウム金属粒子を形成する工程と
をさらに備えた
請求項13に記載の方法。 - 上記元素リチウム金属と上記複数の炭素粒子とを混ぜ合わせる工程は、乾燥元素リチウム金属と複数の乾燥炭素粒子とを混ぜ合わせて乾燥電極フィルム混合物を形成する工程を含む
請求項13に記載の方法。 - 上記第1電極および上記第2電極の少なくとも1つは、リチウムイオンバッテリまたはリチウムイオンキャパシタのアノードを含む
請求項14に記載の方法。 - 上記第1電極、上記セパレータおよび上記第2電極をハウジング内に配置する工程をさらに含む
請求項14に記載の方法。 - 上記ハウジング内に電解質を追加し、該電解質を上記第1電極および上記第2電極に接触させる工程をさらに含む
請求項27に記載の方法。 - 上記第1電極および上記第2電極を接触させる上記工程は、上記第2電極をプレドープする工程を含む
請求項28に記載の方法。 - リチウムイオンエネルギー貯蔵装置を製造するためのバルク材料の混合物であって、
元素リチウム金属と、
活性炭素粒子と
を含有する混合物。 - 請求項30に記載の混合物を含む内部容積を有する混合装置。
- 上記内部容積に不活性ガスを含む
請求項31に記載の混合装置。 - 上記活性炭素粒子はグラファイトを含む
請求項31に記載の混合装置。 - 上記活性炭素粒子は上記元素リチウム金属を細孔内に有する多孔質炭素粒子を含む
請求項31に記載の混合装置。 - 上記内部容積に電解質溶媒の蒸気をさらに含む
請求項34に記載の混合装置。 - 請求項30に記載の混合物を含むエネルギー貯蔵装置に用いられる、プレドープされた電極。
- 元素リチウム金属と複数の炭素粒子とを混ぜ合わせ電極フィルム混合物を形成する工程と、
上記電極フィルム混合物から第1電極フィルムを形成する工程と
を含む工程によって製造されるエネルギー貯蔵装置。 - 請求項13〜29のいずれか1項に記載の方法を含む工程によって製造されるエネルギー貯蔵装置。
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US20200176759A1 (en) | 2020-06-04 |
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US20240154096A1 (en) | 2024-05-09 |
CN115224253A (zh) | 2022-10-21 |
KR20180116296A (ko) | 2018-10-24 |
CN108780887A (zh) | 2018-11-09 |
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US10461319B2 (en) | 2019-10-29 |
US11527747B2 (en) | 2022-12-13 |
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