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1.发明授权公开(公告)号：US11177502B2
公开(公告)日：2021-11-16
申请号：US16249687
申请日：2019-01-16
Applicant: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
Inventor： Ho Sung Kim , Tae Won Kim , Duck Rye Chang , Jong Ho Lee , Kyeong Wan Kim , Min Young Kim
IPC: H01M10/0562 , H01M10/0525 , C04B35/486 , C04B35/626 , C04B35/50 , C04B35/64
Abstract: 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.
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Patent Agency Ranking
2.发明授权公开(公告)号：US09478993B2
公开(公告)日：2016-10-25
申请号：US14353279
申请日：2012-10-19
Applicant: Korea Institute of Industrial Technology
Inventor： Ho Sung Kim , Ju Hee Kang , Ik Hyun Oh , Seong Jae Boo , Duck Rye Chang , Tae Won Kim , Sung Hee Park , Kyeong Wan Kim
CPC classification number: H02J7/00 , C01D15/02 , H01M4/0402 , H01M4/505 , H01M4/525 , H01M10/052 , Y02E60/122 , Y02P70/54 , Y02T10/7011
Abstract: The present invention relates to the manufacture of a high capacity electrode by synthesizing an excellent Li2MnO3-based composite material Li(LixNiyCozMnwO2) to improve the characteristics of an inactive Li2MnO3 material with a specific capacity of about 460 mAh/g. Here, a manufacturing method of a cathode material for a lithium secondary battery uses a Li2MnO3-based composite material Li(LixNiyCozMnwO2) by reacting a starting material wherein a nickel nitrate solution, a manganese nitrate solution and a cobalt nitrate solution are mixed, with a complex agent by co-precipitation.
Abstract translation: 本发明涉及通过合成优异的Li 2 MnO 3基复合材料Li（Li x Ni y Co z Mn n O 2 O 2）来制造高容量电极，以改善比电容为约460mAh / g的无活性Li 2 MnO 3材料的特性。 这里，锂二次电池用正极材料的制造方法使用混合有硝酸镍溶液，硝酸锰溶液和硝酸钴溶液的原料与Li2MnO3系复合材料Li（Li x Ni y Co z Mn n O 2 O 2） 复合剂通过共沉淀。
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3.发明申请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
Applicant: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
Inventor： Ho Sung Kim , Sun Woo Yang , Kyeong Wan Kim , Chae Hwan Jeong , Tae Won Kim , Duck Rye Chang , Min Young Kim
CPC classification number: 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
Abstract: 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.
Abstract translation: 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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公开(公告)号：US10020488B2
公开(公告)日：2018-07-10
申请号：US14766874
申请日：2013-08-20
Applicant: Korea Institute of Industrial Technology
Inventor： Ho Sung Kim , Sun Woo Yang , Kyeong Wan Kim , Chae Hwan Jeong , Tae Won Kim , Duck Rye Chang , Min Young Kim
IPC: 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 classification number: 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
Abstract: 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.
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5.发明申请SOLID ELECTROLYTE FOR ALL SOLID-STATE LITHIUM-ION BATTERY AND MANUFACTURING METHOD THEREFOR 审中-公开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
Applicant: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
Inventor： Ho Sung Kim , Tae Won Kim , Duck Rye Chang , Jong Ho Lee , Kyeong Wan Kim , Min Young Kim
IPC: H01M10/0562 , C04B35/64 , C04B35/626 , H01M10/0525 , C04B35/50
CPC classification number: 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
Abstract: 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.
Abstract translation: 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。
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6.发明申请公开(公告)号：US20140306664A1
公开(公告)日：2014-10-16
申请号：US14353279
申请日：2012-10-19
Applicant: Korea Institute of Industrial Technology
Inventor： Ho Sung Kim , Ju Hee Kang , Ik Hyun Oh , Seong Jae Boo , Duck Rye Chang , Tae Won Kim , Sung Hee Park , Kyeong Wan Kim
CPC classification number: H02J7/00 , C01D15/02 , H01M4/0402 , H01M4/505 , H01M4/525 , H01M10/052 , Y02E60/122 , Y02P70/54 , Y02T10/7011
Abstract: The present invention relates to the manufacture of a high capacity electrode by synthesizing an excellent Li2MnO3-based composite material Li(LixNiyCozMnwO2) to improve the characteristics of an inactive Li2MnO3 material with a specific capacity of about 460 mAh/g. Here, a manufacturing method of a cathode material for a lithium secondary battery uses a Li2MnO3-based composite material Li(LixNiyCozMnwO2) by reacting a starting material wherein a nickel nitrate solution, a manganese nitrate solution and a cobalt nitrate solution are mixed, with a complex agent by co-precipitation.
Abstract translation: 本发明涉及通过合成优异的Li 2 MnO 3基复合材料Li（Li x Ni y Co z Mn n O 2 O 2）来制造高容量电极，以改善比电容为约460mAh / g的无活性Li 2 MnO 3材料的特性。 这里，锂二次电池用正极材料的制造方法使用混合有硝酸镍溶液，硝酸锰溶液和硝酸钴溶液的原料与Li2MnO3系复合材料Li（Li x Ni y Co z Mn n O 2 O 2） 复合剂通过共沉淀。
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