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11.发明授权公开(公告)号：US09166224B2
公开(公告)日：2015-10-20
申请号：US13324507
申请日：2011-12-13
Applicant: Yong-Mi Yu , Jong-Hee Lee
Inventor： Yong-Mi Yu , Jong-Hee Lee
CPC classification number: H01M4/485 , C01D15/02 , C01G23/005 , C01P2002/80 , C01P2006/40 , H01M4/131 , H01M4/622 , H01M4/623 , H01M4/625 , Y02E60/122 , Y02P70/54 , Y10T428/2982
Abstract: A negative electrode for a lithium secondary battery that includes, as a negative active material, a lithium titanate (Li4Ti5O12) compound containing 0.004 parts by weight or less of phosphorous (P) and 0.007 parts by weight or less of potassium (K) based on 100 parts by weight of lithium titanate, a binder, and a conductive agent, and a lithium secondary battery including the negative electrode.
Abstract translation: 一种锂二次电池用负极，其包含作为负极活性物质的含有0.004重量份以下的磷（P）和0.007重量份以下的钾（K）的钛酸锂（Li 4 Ti 5 O 12）化合物，基于 100重量份钛酸锂，粘合剂和导电剂，以及包含该负极的锂二次电池。
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12.发明授权Negative active material, negative electrode including the same, lithium secondary battery including negative electrode, and method of preparing negative active material 有权负极活性物质，包含该负极的负极，包含负极的锂二次电池以及负极活性物质的制备方法公开(公告)号：US09115004B2
公开(公告)日：2015-08-25
申请号：US13493731
申请日：2012-06-11
Applicant: Jong-Hee Lee , Yong-Mi Yu , Joa-Young Jeong , Jae-Myung Kim
Inventor： Jong-Hee Lee , Yong-Mi Yu , Joa-Young Jeong , Jae-Myung Kim
CPC classification number: C01G23/005 , C01P2002/72 , C01P2004/03 , C01P2004/04 , C01P2004/12 , C01P2004/54 , C01P2004/62 , H01M4/131 , H01M4/485 , Y02E60/122
Abstract: A negative active material comprising lithium titanate oxide having an area ratio of a diffraction peak of a (111) plane that appears at 2θ=18.3°±0.4 to a diffraction peak of a (311) plane that appears at 2θ=35.5°±0.4, in an XRD spectrum, in the range of about 2.2:1 to about 5.5:1, a negative electrode comprising the negative active material, a lithium secondary battery comprising the negative electrode, and a method of preparing the negative active material.
Abstract translation: 包含钛酸锂氧化物的负极活性材料，其具有出现在2θ时的（111）面的衍射峰的面积比= 18.3°±0.4到出现在2θ处的（311）面的衍射峰; = 35.5° ±0.4，在XRD光谱中，在约2.2:1至约5.5:1的范围内，包含负极活性物质的负极，包含负极的锂二次电池以及制备负极活性物质的方法。
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13.发明授权公开(公告)号：US09005813B2
公开(公告)日：2015-04-14
申请号：US13365184
申请日：2012-02-02
Applicant: Jong-Hee Lee , Yong-Mi Yu , Joa-Young Jeong , Jae-Myung Kim
Inventor： Jong-Hee Lee , Yong-Mi Yu , Joa-Young Jeong , Jae-Myung Kim
CPC classification number: H01M4/485 , C01G23/003 , C01P2002/72 , C01P2002/74 , Y02E60/122
Abstract: A negative electrode active material, a method of preparing the negative electrode active material and a lithium secondary battery including the negative electrode active material are disclosed. A negative electrode active material includes a lithium titanate, wherein a portion of lithium of the lithium titanate is substituted by at least one selected from the group consisting of Sr, Ba, a mixture thereof and an alloy thereof, and thus a lithium secondary battery including the negative electrode active material may improve high-rate discharge characteristics.
Abstract translation: 公开了一种负极活性物质，负极活性物质的制备方法和含有负极活性物质的锂二次电池。 负极活性物质包括钛酸锂，其中钛酸锂的一部分锂被选自Sr，Ba，它们的混合物及其合金中的至少一种所取代，因此包括锂二次电池 负极活性物质可以提高高倍率放电特性。
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14.发明授权Lithium titanium oxide for anode active material for lithium rechargeable battery, method of preparing lithium titanium oxide, and lithium rechargeable battery including lithium titanium oxide 有权用于锂可充电电池的负极活性材料的二氧化钛锂，制备二氧化钛的方法和包括锂二氧化钛的锂可再充电电池公开(公告)号：US08586002B2
公开(公告)日：2013-11-19
申请号：US12900280
申请日：2010-10-07
Applicant: Jong-Ho Lee , Young-Su Kim , Jae-Myung Kim , Kyu-Nam Joo , So-Ra Lee , Deok-Hyun Kim , Gu-Hyun Chung , Beom-Kwon Kim , Yong-Mi Yu
Inventor： Jong-Ho Lee , Young-Su Kim , Jae-Myung Kim , Kyu-Nam Joo , So-Ra Lee , Deok-Hyun Kim , Gu-Hyun Chung , Beom-Kwon Kim , Yong-Mi Yu
IPC: C01G23/00
CPC classification number: C01G23/005 , B82Y30/00 , C01P2002/72 , C01P2004/03 , C01P2004/62 , C01P2004/64 , C01P2006/40
Abstract: A lithium titanium oxide for an anode active material of a lithium rechargeable battery, wherein a X-ray diffraction (XRD) spectrum has a first peak of Li4Ti5O12 and a second peak, and A50-55/A78-80 is in a predetermined range, as a result of XRD analysis, where A78-80 is an Area of the first peak and A50-55 is an Area of the second peak in XRD.
Abstract translation: 一种用于锂可再充电电池的负极活性材料的锂二氧化钛，其中X射线衍射（XRD）光谱具有Li 4 Ti 5 O 12的第一峰和第二峰，并且A50-55 / A78-80在预定范围内， 作为XRD分析的结果，其中A78-80是第一个峰的面积，A50-55是XRD中第二个峰的面积。
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15.发明申请NEGATIVE ACTIVE MATERIAL, NEGATIVE ELECTRODE INCLUDING THE SAME, LITHIUM SECONDARY BATTERY INCLUDING NEGATIVE ELECTRODE, AND METHOD OF PREPARING NEGATIVE ACTIVE MATERIAL 有权负极活性材料，包括它们的负极，包括负极的锂二次电池，以及制备负极活性材料的方法公开(公告)号：US20130004851A1
公开(公告)日：2013-01-03
申请号：US13493731
申请日：2012-06-11
Applicant: Jong-Hee Lee , Yong-Mi Yu , Joa-Young Jeong , Jae-Myung Kim
Inventor： Jong-Hee Lee , Yong-Mi Yu , Joa-Young Jeong , Jae-Myung Kim
CPC classification number: C01G23/005 , C01P2002/72 , C01P2004/03 , C01P2004/04 , C01P2004/12 , C01P2004/54 , C01P2004/62 , H01M4/131 , H01M4/485 , Y02E60/122
Abstract: A negative active material comprising lithium titanate oxide having an area ratio of a diffraction peak of a (111) plane that appears at 2θ-18.3°±0.4 to a diffraction peak of a (311) plane that appears at 2θ=35.5°±0.4, in an XRD spectrum, in the range of about 2.2:1 to about 5.5:1, a negative electrode comprising the negative active material, a lithium secondary battery comprising the negative electrode, and a method of preparing the negative active material.
Abstract translation: 一种负极活性材料，其包含钛酸锂氧化物，其中出现在（111）面的衍射峰的面积比在2θ= -18.3°±0.4到出现在（311）面的衍射峰，在2θ= 35.5° ±0.4，在XRD光谱中，在约2.2:1至约5.5:1的范围内，包含负极活性物质的负极，包含负极的锂二次电池以及制备负极活性物质的方法。
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Patent Agency Ranking
公开(公告)号：US09219272B2
公开(公告)日：2015-12-22
申请号：US12807103
申请日：2010-08-27
Applicant: So-Ra Lee , Jae-Myung Kim , Kyu-Nam Joo , Tae-Sik Kim , Jong-Hee Lee , Ui-Song Do , Young-Su Kim , Beom-Kwon Kim , Deok-Hyun Kim , Gu-Hyun Chung , Chang-Su Shin , Yong-Mi Yu
Inventor： So-Ra Lee , Jae-Myung Kim , Kyu-Nam Joo , Tae-Sik Kim , Jong-Hee Lee , Ui-Song Do , Young-Su Kim , Beom-Kwon Kim , Deok-Hyun Kim , Gu-Hyun Chung , Chang-Su Shin , Yong-Mi Yu
IPC: H01M4/88 , H01M4/131 , H01M4/133 , H01M4/1393 , H01M4/505 , H01M4/525 , H01M10/0525 , H01M4/02
CPC classification number: H01M4/131 , H01M4/133 , H01M4/1393 , H01M4/505 , H01M4/525 , H01M10/0525 , H01M2004/021 , Y02E60/122
Abstract: A secondary particle and a lithium battery including the same are provided wherein the secondary particle includes a plurality of primary particles and each primary particle contains n polycyclic nano-sheets disposed upon one another. The polycyclic nano-sheets include hexagonal rings of six carbon atoms linked to each other, wherein a first carbon and a second carbon have a distance therebetween of L1. L2 is a distance between a third carbon and a fourth carbon, and the arrangement of the polycyclic nano-sheets is such that L1≧L2. The secondary particle is used as a negative active material in the lithium battery, and the secondary particle contains pores, thereby allowing for effective intercalating and deintercalating of the lithium ions into the secondary particle to impart improved capacity and cycle lifespan.
Abstract translation: 提供二次粒子和包含该二次粒子的锂电池，其中二次粒子包括多个初级粒子，并且每个一次粒子包含彼此设置的n个多环纳米片。 多环纳米片包括彼此连接的六个碳原子的六方环，其中第一碳和第二碳之间的距离为L1。 L2是第三碳和第四碳之间的距离，多环纳米片的排列使得L1≥L2。 二次粒子用作锂电池中的负极活性物质，二次粒子含有孔，从而允许锂离子有效插入和脱嵌到二次粒子中以赋予改善的容量和循环寿命。
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17.发明申请公开(公告)号：US20120244439A1
公开(公告)日：2012-09-27
申请号：US13324507
申请日：2011-12-13
Applicant: Yong-Mi Yu , Jong-Hee Lee
Inventor： Yong-Mi Yu , Jong-Hee Lee
CPC classification number: H01M4/485 , C01D15/02 , C01G23/005 , C01P2002/80 , C01P2006/40 , H01M4/131 , H01M4/622 , H01M4/623 , H01M4/625 , Y02E60/122 , Y02P70/54 , Y10T428/2982
Abstract: A negative electrode for a lithium secondary battery that includes, as a negative active material, a lithium titanate (Li4Ti5O12) compound containing 0.004 parts by weight or less of phosphorous (P) and 0.007 parts by weight or less of potassium (K) based on 100 parts by weight of lithium titanate, a binder, and a conductive agent, and a lithium secondary battery including the negative electrode.
Abstract translation: 一种锂二次电池用负极，其包含作为负极活性物质的含有0.004重量份以下的磷（P）和0.007重量份以下的钾（K）的钛酸锂（Li 4 Ti 5 O 12）化合物，基于 100重量份钛酸锂，粘合剂和导电剂，以及包含该负极的锂二次电池。
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18.发明申请公开(公告)号：US20110086275A1
公开(公告)日：2011-04-14
申请号：US12898454
申请日：2010-10-05
Applicant: Jong-Hee LEE , Young-Su KIM , Jae-Myung KIM , Kyu-Nam JOO , So-Ra LEE , Deok-Hyun KIM , Gu-Hyun CHUNG , Beom-Kwon KIM , Yong-Mi YU
Inventor： Jong-Hee LEE , Young-Su KIM , Jae-Myung KIM , Kyu-Nam JOO , So-Ra LEE , Deok-Hyun KIM , Gu-Hyun CHUNG , Beom-Kwon KIM , Yong-Mi YU
CPC classification number: C01G23/005 , C01P2002/50 , C01P2004/03 , C01P2006/40 , H01M4/02 , H01M4/131 , H01M4/485 , H01M10/052 , H01M2004/021 , Y02E60/122 , Y10T428/2982
Abstract: A spherical primary particle of a lithium titanium oxide of which average diameter is in the range of about 1 to about 20 μm, a method of preparing the spherical primary particle of the lithium titanium oxide, and a lithium rechargeable battery including the spherical primary particle of the lithium titanium oxide.
Abstract translation: 平均直径为约1〜20μm的锂二氧化钛的球形初级粒子，制备锂二氧化钛的球形一次粒子的方法，以及锂可再充电电池，其包含球状初级粒子 锂二氧化钛。
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19.发明授权Lithium titanium oxide, method of preparing lithium titanium oxide, and lithium rechargeable battery including lithium titanium oxide 有权锂二氧化钛，锂二氧化钛的制备方法以及锂二氧化锂的锂可充电电池公开(公告)号：US08927154B2
公开(公告)日：2015-01-06
申请号：US12898454
申请日：2010-10-05
Applicant: Jong-Hee Lee , Young-Su Kim , Jae-Myung Kim , Kyu-Nam Joo , So-Ra Lee , Deok-Hyun Kim , Gu-Hyun Chung , Beom-Kwon Kim , Yong-Mi Yu
Inventor： Jong-Hee Lee , Young-Su Kim , Jae-Myung Kim , Kyu-Nam Joo , So-Ra Lee , Deok-Hyun Kim , Gu-Hyun Chung , Beom-Kwon Kim , Yong-Mi Yu
CPC classification number: C01G23/005 , C01P2002/50 , C01P2004/03 , C01P2006/40 , H01M4/02 , H01M4/131 , H01M4/485 , H01M10/052 , H01M2004/021 , Y02E60/122 , Y10T428/2982
Abstract: A spherical primary particle of a lithium titanium oxide of which average diameter is in the range of about 1 to about 20 μm, a method of preparing the spherical primary particle of the lithium titanium oxide, and a lithium rechargeable battery including the spherical primary particle of the lithium titanium oxide.
Abstract translation: 平均直径为约1〜20μm的锂二氧化钛的球形初级粒子，制备锂二氧化钛的球形一次粒子的方法，以及锂可再充电电池，其包含球状初级粒子 锂二氧化钛。
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20.发明申请公开(公告)号：US20120258368A1
公开(公告)日：2012-10-11
申请号：US13365184
申请日：2012-02-02
Applicant: Jong-Hee LEE , Yong-Mi Yu , Joa-Young Jeong , Jae-Myung Kim
Inventor： Jong-Hee LEE , Yong-Mi Yu , Joa-Young Jeong , Jae-Myung Kim
CPC classification number: H01M4/485 , C01G23/003 , C01P2002/72 , C01P2002/74 , Y02E60/122
Abstract: A negative electrode active material, a method of preparing the negative electrode active material and a lithium secondary battery including the negative electrode active material are disclosed. A negative electrode active material includes a lithium titanate, wherein a portion of lithium of the lithium titanate is substituted by at least one selected from the group consisting of Sr, Ba, a mixture thereof and an alloy thereof, and thus a lithium secondary battery including the negative electrode active material may improve high-rate discharge characteristics.
Abstract translation: 公开了一种负极活性物质，负极活性物质的制备方法和含有负极活性物质的锂二次电池。 负极活性物质包括钛酸锂，其中钛酸锂的一部分锂被选自Sr，Ba，它们的混合物及其合金中的至少一种所取代，因此包括锂二次电池 负极活性物质可以提高高倍率放电特性。
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