JP2021509083A - 濃度勾配前駆体の製造装置およびその材料投入スケジューリング方法 - Google Patents
濃度勾配前駆体の製造装置およびその材料投入スケジューリング方法 Download PDFInfo
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- 239000000463 material Substances 0.000 title claims description 135
- 239000002243 precursor Substances 0.000 title claims description 49
- 238000000034 method Methods 0.000 title claims description 44
- 238000004519 manufacturing process Methods 0.000 title claims description 31
- 239000000203 mixture Substances 0.000 claims description 26
- 230000008569 process Effects 0.000 claims description 16
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 12
- 239000011259 mixed solution Substances 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000000975 co-precipitation Methods 0.000 claims description 6
- 229910017052 cobalt Inorganic materials 0.000 claims description 6
- 239000010941 cobalt Substances 0.000 claims description 6
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 6
- 230000003247 decreasing effect Effects 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 239000011572 manganese Substances 0.000 claims description 3
- 239000000243 solution Substances 0.000 description 20
- 230000035484 reaction time Effects 0.000 description 17
- 239000011162 core material Substances 0.000 description 16
- 229910052751 metal Inorganic materials 0.000 description 12
- 239000002184 metal Substances 0.000 description 12
- 230000008859 change Effects 0.000 description 7
- 230000007423 decrease Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- QXZUUHYBWMWJHK-UHFFFAOYSA-N [Co].[Ni] Chemical compound [Co].[Ni] QXZUUHYBWMWJHK-UHFFFAOYSA-N 0.000 description 2
- KFDQGLPGKXUTMZ-UHFFFAOYSA-N [Mn].[Co].[Ni] Chemical compound [Mn].[Co].[Ni] KFDQGLPGKXUTMZ-UHFFFAOYSA-N 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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Abstract
Description
本出願は2017年12月26日付韓国特許出願第10−2017−0180061号に基づいた優先権の利益を主張し、当該韓国特許出願の文献に開示されたすべての内容は本明細書の一部として含まれる。
Claims (13)
- 第1供給槽と第2供給槽の材料を混合器で予め混合して反応器に投入する方式の濃度勾配前駆体製造装置を使用して濃度勾配前駆体を製造する方法で、
(a)前記混合器の供給流量を計算する段階と、
(b)総工程時間の間の前記第1供給槽の材料供給流量を供給段階別に次第に減少するパターンになるように計算する段階と、
(c)前記第1供給槽材料の供給流量差が一定になるようにする最適量を計算する段階と、
(d)前記最適量を各供給段階に逆順に再分配して前記第1供給槽材料の供給流量を補正する段階と、
(e)前記混合器の供給流量から前記(d)段階で補正された第1供給槽材料の供給流量を引いて前記第2供給槽材料の供給流量を計算する段階と
を含む材料投入スケジューリング方法。 - 前記(a)段階と(b)段階との間に、
(f)前記混合器に予め投入されている前記第1供給槽の材料の量を考慮して前記第1供給槽の材料全部を供給するのにかかる時間を計算する段階をさらに含む、請求項1に記載の材料投入スケジューリング方法。 - 前記(b)段階と(c)段階との間に、
(e)前記第1供給槽の材料供給流量差が一番目と二番目供給段階の間および最後の供給段階とその直前の供給段階を除いた残り供給段階の間では同一なのか判断する段階をさらに含む、請求項2に記載の材料投入スケジューリング方法。 - 前記(e)段階で前記第1供給槽の材料供給流量差が一番目と二番目との供給段階の間および最後の供給段階とその直前の供給段階を除いた残り供給段階との間で同一でないと判断されれば、前記(b)段階を再び行う、請求項3に記載の材料投入スケジューリング方法。
- 前記(e)段階と(c)段階との間に、
(f)全ての供給段階の前記第1供給槽の材料供給流量を合算する段階と、
(g)前記第1供給槽から前記混合器に投入しなければならない材料総量より前記第1供給槽の材料供給流量の合算がさらに大きいかを判断する段階と
をさらに含む、請求項4に記載の材料投入スケジューリング方法。 - 前記(g)段階で前記第1供給槽から前記混合器に投入しなければならない材料総量より前記第1供給槽の材料供給流量の合算がさらに大きくない場合には前記(c)段階を行わず前記(b)段階で計算されたパターンを前記第1供給槽材料の投入スケジュールに決定し、さらに大きい場合には前記(c)段階を行う、請求項5に記載の材料投入スケジューリング方法。
- 前記(d)段階と前記(e)段階との間に(h)前記第1供給槽材料の供給流量合計と前記第1供給槽から前記混合器に投入しなければならない材料総量の差が所定値以下なのかを判断する段階をさらに含む、請求項6に記載の材料投入スケジューリング方法。
- 前記(h)段階で前記第1供給槽材料の供給流量合計と第1供給槽材料の総量の差が所定値以下でなければ、前記(c)段階と(d)段階を再び行う、請求項7に記載の材料投入スケジューリング方法。
- 前記第1供給槽の材料はニッケルとコバルト混合溶液であり、前記第2供給槽の材料はニッケル、コバルトおよびマンガン混合溶液である、請求項1に記載の材料投入スケジューリング方法。
- 第1材料を貯蔵する第1供給槽と、
第2材料を貯蔵する第2供給槽と、
前記第1供給槽と前記第2供給槽から供給される前記第1材料と第2材料を混合する複数の混合器と、
前記複数の混合器から供給される混合材料を共沈反応させる複数の反応器と
を含み、
前記複数の混合器と前記複数の反応器は1:1対応する、濃度勾配前駆体製造装置。 - 前記複数の混合器には、前記第1材料が所定量予め投入されている、請求項10に記載の濃度勾配前駆体製造装置。
- 前記第1材料はニッケルとコバルト混合溶液であり、
前記第2材料はニッケル、コバルトおよびマンガン混合溶液である、請求項10に記載の濃度勾配前駆体製造装置。 - 前記反応器では共沈反応が起こる、請求項10に記載の濃度勾配前駆体製造装置。
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KR10-2017-0180061 | 2017-12-26 | ||
KR1020170180061A KR102008875B1 (ko) | 2017-12-26 | 2017-12-26 | 농도 구배 전구체의 제조 장치 및 그 재료 투입 스케줄링 방법 |
PCT/KR2018/015779 WO2019132331A1 (ko) | 2017-12-26 | 2018-12-12 | .농도 구배 전구체의 제조 장치 및 그 재료 투입 스케줄링 방법 |
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US20160126548A1 (en) * | 2013-05-08 | 2016-05-05 | Basf Se | Spherical particles, production thereof and use |
JP2016522147A (ja) * | 2013-05-08 | 2016-07-28 | ビーエーエスエフ ソシエタス・ヨーロピアBasf Se | 球状粒子、その生成およびそれを使用する方法 |
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KR20190078240A (ko) | 2019-07-04 |
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US20200373556A1 (en) | 2020-11-26 |
EP3733274A1 (en) | 2020-11-04 |
CN111683743A (zh) | 2020-09-18 |
JP7062768B2 (ja) | 2022-05-06 |
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