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1. 发明授权

US11177502B2 Solid electrolyte for all solid-state lithium-ion battery and manufacturing method therefor 有权
公开(公告)号：US11177502B2
公开(公告)日：2021-11-16
申请号：US16249687
申请日：2019-01-16
申请人： KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
发明人： Ho Sung Kim , Tae Won Kim , Duck Rye Chang , Jong Ho Lee , Kyeong Wan Kim , Min Young Kim
IPC分类号： H01M10/0562 , H01M10/0525 , C04B35/486 , C04B35/626 , C04B35/50 , C04B35/64
摘要： The method for manufacturing a solid electrolyte using an LLZ material for a lithium-ion battery comprises the steps of: providing a starting material in which lanthanum nitrate [La(NO3)3.6H2O] and zirconium nitrate [ZrO(NO3)2.6H2O] are mixed at a mole ratio of 3:2; forming an aqueous solution by dissolving the starting material; forming a precipitate by putting ammonia, which is a complex agent, and sodium hydroxide, which adjusts the pH of a reactor, into the aqueous solution, mixing the same, and then co-precipitating the mixture; forming a primary precursor powder by cleaning, drying and pulverizing the precipitate; forming a secondary precursor powder by mixing lithium powder [LiOH.H2O] with the primary precursor powder and ball-milling the mixture so as to solidify the lithium; and forming a solid electrolyte powder by heat-treating the secondary precursor powder.

2. 发明授权

US11251463B2 Method for preparing a sintered solid electrolyte having high ionic conductivity for an all-solid-state battery 有权
公开(公告)号：US11251463B2
公开(公告)日：2022-02-15
申请号：US16348675
申请日：2017-10-27
申请人： KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
发明人： Ho Sung Kim , Min Young Kim , Seung Hoon Yang , Da Hye Kim , Hye Min Ryu , Ha Young Jung
IPC分类号： H01M10/0562 , H01M10/058 , C01G25/02 , H01M10/052 , H01M10/0525 , C01G25/00 , H01M10/0585
摘要： A method of preparing a sintered solid electrolyte includes (a) coprecipitating a mixed solution including a lanthanum precursor, a zirconium precursor, a gallium precursor, a complexing agent, and a pH adjuster to provide a solid electrolyte precursor; (b) washing and drying the solid electrolyte precursor to provide a washed and dried solid electrolyte precursor; (c) mixing the washed and dried solid electrolyte precursor with a lithium source to provide a mixture; (d) calcining the mixture to provide a calcined solid electrolyte, which is a gallium (Ga)-doped lithium lanthanum zirconium oxide (LLZO), as represented by Chemical Formula 1 below, LixLayZrzGawO12, Chemical Formula 1 where 5≤x≤9, 2≤y≤4, 1≤z≤3, and 0

3. 发明授权

US10020488B2 Method for producing anodic composite material for lithium secondary battery, method for producing electrode using same, and method for charging and discharging electrode 有权
公开(公告)号：US10020488B2
公开(公告)日：2018-07-10
申请号：US14766874
申请日：2013-08-20
申请人： Korea Institute of Industrial Technology
发明人： Ho Sung Kim , Sun Woo Yang , Kyeong Wan Kim , Chae Hwan Jeong , Tae Won Kim , Duck Rye Chang , Min Young Kim
IPC分类号： H02J7/00 , H01M4/04 , H01M4/505 , H01M4/525 , H01M4/1391 , H01M10/052 , C01G53/00 , H01M4/131 , H01M4/485 , H01M10/44 , H01M4/38 , H01M10/04 , H01M4/02 , H01M2/16
CPC分类号： H01M4/0471 , C01G53/50 , C01P2002/72 , C01P2006/40 , H01M2/1653 , H01M4/0404 , H01M4/0435 , H01M4/131 , H01M4/1391 , H01M4/382 , H01M4/485 , H01M4/505 , H01M4/525 , H01M10/0427 , H01M10/052 , H01M10/44 , H01M2004/027 , Y02T10/7011
摘要： This disclosure synthesizes an anodic composite material Li(LixNiyCozMnwO2+α) of Li2MnO3 series whose theoretical capacity is a level of about 460 mAh/g, and to produce an electrode of a high capacity using the synthesized anodic composite material. Also provided is a method for charging and discharging the electrode. Here, the method for producing an anodic composite material for a lithium secondary battery includes the steps of: mixing a nickel nitrate solution, a manganese nitrate solution, and a cobalt nitrate solution to produce a starting material solution; and mixing the starting material solution with a complexing agent so as to produce an anodic composite material Li(LixNiyCozMnwO2+α) of Li2MnO3 series by means of coprecipitation.

4. 发明申请

US20160380304A1 SOLID ELECTROLYTE FOR ALL SOLID-STATE LITHIUM-ION BATTERY AND MANUFACTURING METHOD THEREFOR 审中-公开
标题翻译：用于所有固态锂离子电池的固体电解质及其制造方法
公开(公告)号：US20160380304A1
公开(公告)日：2016-12-29
申请号：US14902488
申请日：2014-06-27
申请人： KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
发明人： Ho Sung Kim , Tae Won Kim , Duck Rye Chang , Jong Ho Lee , Kyeong Wan Kim , Min Young Kim
IPC分类号： H01M10/0562 , C04B35/64 , C04B35/626 , H01M10/0525 , C04B35/50
CPC分类号： H01M10/0562 , C04B35/486 , C04B35/50 , C04B35/6261 , C04B35/6264 , C04B35/62645 , C04B35/64 , C04B2235/3203 , C04B2235/3227 , C04B2235/3248 , C04B2235/6567 , C04B2235/761 , C04B2235/762 , C04B2235/764 , C04B2235/765 , C04B2235/80 , H01M10/0525 , H01M2300/0077 , Y02T10/7011
摘要： The method for manufacturing a solid electrolyte using an LLZ material for a lithium-ion battery comprises the steps of: providing a starting material in which lanthanum nitrate [La(NO3)3.6H2O] and zirconium nitrate [ZrO(NO3)2.6H2O] are mixed at a mole ratio of 3:2; forming an aqueous solution by dissolving the starting material; forming a precipitate by putting ammonia, which is a complex agent, and sodium hydroxide, which adjusts the pH of a reactor, into the aqueous solution, mixing the same, and then co-precipitating the mixture; forming a primary precursor powder by cleaning, drying and pulverizing the precipitate; forming a secondary precursor powder by mixing lithium powder [LiOH.H2O] with the primary precursor powder and ball-milling the mixture so as to solidify the lithium; and forming a solid electrolyte powder by heat-treating the secondary precursor powder.
摘要翻译：使用锂离子电池用LLZ材料制造固体电解质的方法包括以下步骤：提供硝酸镧[La（NO 3）3·6H 2 O]和硝酸锆[ZrO（NO 3）2·6H 2 O]为原料的原料以3：2的摩尔比混合; 通过溶解原料形成水溶液; 通过将作为复合剂的氨和将反应器的pH调节的氢氧化钠加入到水溶液中，使其混合，然后使该混合物共沉淀而形成沉淀物; 通过清洗，干燥和粉碎沉淀物形成初级前体粉末; 通过将锂粉末[LiOH·H 2 O]与初级前体粉末混合并对混合物进行球磨以使锂固化，形成二次前体粉末; 并通过热处理二次前体粉末形成固体电解质粉末。

5. 发明授权

US10629916B2 Preparation method for bipolar plate for redox flow battery 有权
公开(公告)号：US10629916B2
公开(公告)日：2020-04-21
申请号：US15506406
申请日：2015-08-28
申请人： KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
发明人： Ho Sung Kim , Min Young Kim , Byeong Su Kang , Sun Woo Yang , Hee Sook Noh
IPC分类号： H01B1/24 , H01M8/0206 , H01M8/0213 , H01M8/0215 , H01M8/0221 , H01M8/0226 , H01M8/18 , B29C43/00 , B29C43/04 , B29C43/14 , B29C43/52 , C08L63/00 , B29K63/00 , B29K505/00 , B29K507/04 , B29K509/02 , B29L31/34
CPC分类号： H01M8/0226 , B29C43/04 , B29C43/14 , B29C43/52 , C08L63/00 , H01B1/24 , H01M8/0206 , H01M8/0213 , H01M8/0215 , H01M8/0221 , H01M8/188 , B29C43/003 , B29C2043/141 , B29C2043/525 , B29K2063/00 , B29K2505/00 , B29K2507/04 , B29K2509/02 , B29L2031/3468 , Y02E60/528
摘要： Disclosed is a method of manufacturing a bipolar plate for a redox flow battery. The method includes (a) mixing epoxy, a curing agent, and a conductive filler to manufacture a mixture, and (b) manufacturing the bipolar plate including a conductive filler composite manufactured by compression-molding the mixture.

6. 发明申请

US20180198137A1 PREPARATION METHOD FOR BIPOLAR PLATE FOR REDOX FLOW BATTERY 审中-公开
公开(公告)号：US20180198137A1
公开(公告)日：2018-07-12
申请号：US15506406
申请日：2015-08-28
申请人： KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
发明人： Ho Sung Kim , Min Young Kim , Byeong Su Kang , Sun Woo Yang , Hee Sook Noh
IPC分类号： H01M8/0226 , H01M8/0221 , H01M8/0215 , H01M8/18 , B29C43/00 , B29C43/04
CPC分类号： H01M8/0226 , B29C43/003 , B29C43/04 , B29C43/14 , B29C43/52 , B29C2043/141 , B29K2063/00 , B29K2505/00 , B29K2507/04 , B29K2509/02 , B29L2031/3468 , H01M8/0206 , H01M8/0213 , H01M8/0215 , H01M8/0221 , H01M8/188 , Y02E60/528
摘要： Disclosed is a method of manufacturing a bipolar plate for a redox flow battery. The method includes (a) mixing epoxy, a curing agent, and a conductive filler to manufacture a mixture, and (b) manufacturing the bipolar plate including a conductive filler composite manufactured by compression-molding the mixture.

7. 发明申请

US20160079623A1 METHOD FOR PREPARING SOLID ELECTROLYTE FOR SOLID OXIDE FUEL CELL, AND METHOD FOR PREPARING UNIT CELL 审中-公开
标题翻译：固体氧化物燃料电池固体电解质的制备方法及制备单元电池的方法
公开(公告)号：US20160079623A1
公开(公告)日：2016-03-17
申请号：US14787446
申请日：2013-08-20
申请人： KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
发明人： Ho Sung Kim , Seong Jae Boo , Chae Hwan Jeong , Ik Hyun Oh , Hyeon Jong Jeon , Min Young Kim
IPC分类号： H01M8/12
CPC分类号： H01M8/1246 , H01M8/1253 , H01M2008/1293 , H01M2300/0071 , H01M2300/0077 , Y02E60/525 , Y02P70/56
摘要： Provided are a method for preparing a solid electrolyte material for a cheap solid oxide fuel cell capable of implementing high ion conductivity at a medium-low temperature of 800° C. or lower, and a method for preparing a unit cell of a solid oxide fuel cell by using the same. The method for preparing a solid electrolyte material for a solid oxide fuel cell comprises: providing a starting material comprising ytterbium nitrate [Yb(NO3)3.H2O], scandium nitrate [Sc(NO3)3.H2O] and zirconium oxychloride [ZrOCl2.H2O] in a ratio of 6:4:90 by mol; forming a mixture metal salt aqueous solution by dissolving the starting material; forming a precursor by mixing the mixture metal salt aqueous solution and a chelating agent and coprecipitating the obtained mixture; washing the precursor by providing ultrapure water multiple times; filtering the washed precursor by using a vacuum filtration apparatus; and forming a solid electrolyte powder by heat treating the filtered precursor.
摘要翻译：提供一种在800℃以下的中低温下能够实现高离子传导性的便宜的固体氧化物型燃料电池用固体电解质材料的制造方法，以及制备固体氧化物燃料的单电池的方法细胞使用相同。制备用于固体氧化物燃料电池的固体电解质材料的方法包括：提供包含硝酸镱[Yb（NO 3）3·H 2 O]，硝酸钪[Sc（NO 3）3·H 2 O]和氧氯化锆[ZrOCl 2]的原料。 H 2 O]，其比例为6:4:90; 通过溶解原料形成混合金属盐水溶液; 通过混合所述混合金属盐水溶液和螯合剂形成前体并共沉淀所得混合物; 通过提供超纯水多次洗涤前体; 使用真空过滤装置过滤洗涤的前体; 并通过热处理过滤的前体形成固体电解质粉末。

8. 发明授权

US10033032B1 Preparation method for positive electrode material for secondary battery 有权
公开(公告)号：US10033032B1
公开(公告)日：2018-07-24
申请号：US15506443
申请日：2015-06-18
申请人： KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
发明人： Ho Sung Kim , Byeong Su Kang , Sun Woo Yang , Min Young Kim , Chae Hwan Jeong
IPC分类号： H01M4/13 , H01M4/1397 , C01B25/45 , H01M4/58 , H01M4/62 , H01M4/04 , H01M10/052 , B01J2/22 , H01M4/02
摘要： Disclosed is a method of preparing a cathode electrode material for a secondary battery, including a hydrate precursor preparation step of preparing a manganese phosphate hydrate precursor using a coprecipitation process, a synthetic powder preparation step of preparing a synthetic powder by mixing the manganese phosphate hydrate precursor in a powder form with lithium phosphate and carbon, an oxide material powder preparation step of preparing a lithium manganese phosphate oxide material powder by milling and annealing the synthetic powder, a composite powder preparation step of preparing a composite powder by mixing the lithium manganese phosphate oxide material powder with a Li2MnO3-based cathode material, and a slurry preparation step of preparing a slurry by mixing the composite powder with a conductor and a binder.

9. 发明申请

US20150380720A1 METHOD FOR PRODUCING ANODIC COMPOSITE MATERIAL FOR LITHIUM SECONDARY BATTERY, METHOD FOR PRODUCING ELECTRODE USING SAME, AND METHOD FOR CHARGING AND DISCHARGING ELECTRODE 有权
标题翻译：用于生产锂二次电池的阳极复合材料的方法，使用其制造电极的方法，以及用于充电和放电的方法
公开(公告)号：US20150380720A1
公开(公告)日：2015-12-31
申请号：US14766874
申请日：2013-08-20
申请人： KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
发明人： Ho Sung Kim , Sun Woo Yang , Kyeong Wan Kim , Chae Hwan Jeong , Tae Won Kim , Duck Rye Chang , Min Young Kim
IPC分类号： H01M4/04 , H01M4/505 , H01M10/44 , H01M4/485 , C01G53/00 , H01M4/1391 , H01M4/131 , H01M4/525
CPC分类号： H01M4/0471 , C01G53/50 , C01P2002/72 , C01P2006/40 , H01M2/1653 , H01M4/0404 , H01M4/0435 , H01M4/131 , H01M4/1391 , H01M4/382 , H01M4/485 , H01M4/505 , H01M4/525 , H01M10/0427 , H01M10/052 , H01M10/44 , H01M2004/027 , Y02T10/7011
摘要： This disclosure synthesizes an anodic composite material Li(LixNiyCozMnwO2+α) of Li2MnO3 series whose theoretical capacity is a level of about 460 mAh/g, and to produce an electrode of a high capacity using the synthesized anodic composite material. Also provided is a method for charging and discharging the electrode. Here, the method for producing an anodic composite material for a lithium secondary battery includes the steps of: mixing a nickel nitrate solution, a manganese nitrate solution, and a cobalt nitrate solution to produce a starting material solution; and mixing the starting material solution with a complexing agent so as to produce an anodic composite material Li(LixNiyCozMnwO2+α) of Li2MnO3 series by means of coprecipitation.
摘要翻译：本公开内容合成了理论容量为约460mAh / g的Li2MnO3系列的阳极复合材料Li（LixNiyCozMnwO2 +α），并使用合成的阳极复合材料制造高容量的电极。还提供了一种用于充电和放电电极的方法。这里，用于制造锂二次电池用阳极复合材料的方法包括以下步骤：将硝酸镍溶液，硝酸锰溶液和硝酸钴溶液混合以制备原料溶液; 并将原料溶液与络合剂混合，通过共沉淀法制备Li2MnO3系列的阳极复合材料Li（Li x Ni y Co z Mn O 2 +α）。

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