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1.发明申请GEL POLYMER ELECTROLYTE COMPOSITION, GEL POLYMER ELECTROLYTE AND ELECTROCHEMICAL DEVICE COMPRISING THE SAME 有权凝胶聚合物电解质组合物，凝胶聚合物电解质和包含其的电化学装置公开(公告)号：US20160028113A1
公开(公告)日：2016-01-28
申请号：US14811318
申请日：2015-07-28
Applicant: LG Chem, Ltd.
Inventor： Jong-Ho Jeon , Soo-Hyun Ha , Jeong-Ju Cho
IPC: H01M10/0565 , H01M10/052
CPC classification number: H01M10/0565 , H01G11/56 , H01M10/052 , H01M10/0569 , H01M2300/0037 , H01M2300/0085 , H01M2300/0091 , Y02E60/13 , Y02T10/7022
Abstract: A gel polymer electrolyte composition includes i) a compound acting as a monomer for forming gel polymer by polymerization and having at least two double bonds at an end thereof; ii) an electrolyte solvent containing carbonate and linear saturated ester; an electrolyte salt; and iv) a polymerization initiator. A gel polymer electrolyte formed using the above composition has excellent mechanical strength and lithium ion conductivity. A secondary battery containing the gel polymer electrolyte has improved room/low temperature characteristics and rate capacity.
Abstract translation: 凝胶聚合物电解质组合物包括i）作为通过聚合形成凝胶聚合物的单体的化合物，并且在其末端具有至少两个双键; ii）含有碳酸酯和线性饱和酯的电解质溶剂; 电解质盐 和iv）聚合引发剂。 使用上述组成形成的凝胶聚合物电解质具有优异的机械强度和锂离子传导性。 包含凝胶聚合物电解质的二次电池具有改善的室/低温特性和速率容量。
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公开(公告)号：US09178197B2
公开(公告)日：2015-11-03
申请号：US14090712
申请日：2013-11-26
Applicant: LG Chem, Ltd.
Inventor： Jong-Ho Jeon , Yong-Gon Lee , Seung-Woo Chu , Shul-Kee Kim , Hyun-Yeong Lee , Jae-Deok Jeon
IPC: H01M2/12 , H01M10/052 , H01M10/0567 , H01M10/0569 , H01M10/0568
CPC classification number: H01M2/1276 , H01M2/12 , H01M10/052 , H01M10/0525 , H01M10/0567 , H01M10/0568 , H01M10/0569 , Y02E60/122 , Y02T10/7011
Abstract: The present invention provides a lithium secondary battery, comprising a cathode, an anode, a non-aqueous solution containing a lithium salt and an organic solvent, and a safety vent for removing increased internal pressure, the non-aqueous solution having the prescribed composition and the safety vent having the prescribed operational characteristics. The lithium secondary battery of the present invention can ensure its safety even when overcharged.
Abstract translation: 本发明提供一种锂二次电池，其包含阴极，阳极，含有锂盐和有机溶剂的非水溶液，以及用于除去增加的内压的安全排气口，具有规定组成的非水溶液和 该安全排气口具有规定的操作特性。 本发明的锂二次电池即使过充电也能确保其安全性。
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公开(公告)号：US09837685B2
公开(公告)日：2017-12-05
申请号：US14811318
申请日：2015-07-28
Applicant: LG Chem, Ltd.
Inventor： Jong-Ho Jeon , Soo-Hyun Ha , Jeong-Ju Cho
IPC: H01M6/14 , H01M10/0565 , H01M10/0569 , H01G11/56 , H01M10/052
CPC classification number: H01M10/0565 , H01G11/56 , H01M10/052 , H01M10/0569 , H01M2300/0037 , H01M2300/0085 , H01M2300/0091 , Y02E60/13 , Y02T10/7022
Abstract: A gel polymer electrolyte composition includes i) a compound acting as a monomer for forming gel polymer by polymerization and having at least two double bonds at an end thereof; ii) an electrolyte solvent containing carbonate and linear saturated ester; iii) an electrolyte salt; and iv) a polymerization initiator. A gel polymer electrolyte formed using the above composition has excellent mechanical strength and lithium ion conductivity. A secondary battery containing the gel polymer electrolyte has improved room/low temperature characteristics and rate capacity.
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公开(公告)号：US20140242472A1
公开(公告)日：2014-08-28
申请号：US14277146
申请日：2014-05-14
Applicant: LG Chem, Ltd.
Inventor： Yu-Ha An , Doo Kyung Yang , Chul-Haeng Lee , Young-Min Lim , Jong-Ho Jeon
IPC: H01M10/0567 , H01M10/052
CPC classification number: H01M10/0567 , H01M10/052 , H01M10/0525 , H01M10/0568 , H01M10/0569 , H01M10/0587 , H01M2300/0028 , H01M2300/004 , Y02E60/122 , Y02T10/7011
Abstract: The present invention relates to a non-aqueous electrolyte solution for a lithium secondary battery, comprising a sulfolane-based additive; and a lithium secondary battery using the same. The non-aqueous electrolyte solution for a lithium secondary battery according to the present invention comprises an ionizable lithium salt; an organic solvent; and a sulfolane compound of formula (I), the sulfolane compound being present in an amount of 0.1 to 5 parts by weight based on 100 parts by weight of the total weight of the lithium salt and the organic solvent. The non-aqueous electrolyte solution for a lithium secondary battery according to the present invention can exhibit superior storage characteristic and life cycle at a high temperature, with maintaining good output characteristic at a low temperature.
Abstract translation: 本发明涉及一种锂二次电池用非水电解液，其包含环丁砜系添加剂， 和使用该二次电池的锂二次电池。 本发明的锂二次电池用非水电解液含有电离锂盐， 有机溶剂; 和式（I）的环丁砜化合物，相对于锂盐和有机溶剂的总重量为100重量份，环丁砜化合物的存在量为0.1〜5重量份。 本发明的锂二次电池用非水电解液可以在高温下表现出优异的储存特性和使用寿命，同时在低温下保持良好的输出特性。
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公开(公告)号：US10056648B2
公开(公告)日：2018-08-21
申请号：US14554645
申请日：2014-11-26
Applicant: LG Chem, Ltd.
Inventor： Kyoung-Ho Ahn , Chul-Haeng Lee , Doo-Kyung Yang , Jong-Ho Jeon , Yoo-Seok Kim , Min-Jung Kim , Jung-Hoon Lee , Yi-Jin Jung
IPC: H01M10/0567 , H01M4/485 , H01M10/0565 , H01M10/052 , H01M4/131 , H01M10/0525 , H01M10/058 , H01M4/02 , H01M4/505
CPC classification number: H01M10/0567 , H01M4/131 , H01M4/485 , H01M4/505 , H01M10/052 , H01M10/0525 , H01M10/0565 , H01M10/058 , H01M2004/027 , H01M2220/20 , H01M2220/30 , H01M2300/0028 , H01M2300/0085 , Y02E60/122 , Y02T10/7011
Abstract: Disclosed is a secondary battery including an electrode assembly, which includes a cathode, an anode and a separator interposed therebetween, and an electrolyte, wherein the anode includes lithium titanium oxide (LTO) as an anode active material and the electrolyte contains a phosphate-based compound as an additive.
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Patent Agency Ranking
公开(公告)号：US20150079480A1
公开(公告)日：2015-03-19
申请号：US14554645
申请日：2014-11-26
Applicant: LG Chem, Ltd.
Inventor： Kyoung-Ho Ahn , Chul-Haeng Lee , Doo-Kyung Yang , Jong-Ho Jeon , Yoo-Seok Kim , Min-Jung Kim , Jung-Hoon Lee , Yi-Jin Jung
IPC: H01M10/0567 , H01M4/485 , H01M4/131 , H01M10/0565 , H01M10/0525
CPC classification number: H01M10/0567 , H01M4/131 , H01M4/485 , H01M4/505 , H01M10/052 , H01M10/0525 , H01M10/0565 , H01M10/058 , H01M2004/027 , H01M2220/20 , H01M2220/30 , H01M2300/0028 , H01M2300/0085 , Y02E60/122 , Y02T10/7011
Abstract: Disclosed is a secondary battery including an electrode assembly, which includes a cathode, an anode and a separator interposed therebetween, and an electrolyte, wherein the anode includes lithium titanium oxide (LTO) as an anode active material and the electrolyte contains a phosphate-based compound as an additive.
Abstract translation: 公开了一种二次电池，其包括电极组件，其包括阴极，阳极和插入其间的隔膜和电解质，其中阳极包括作为阳极活性材料的锂二氧化钛（LTO），并且电解质包含磷酸盐基 化合物作为添加剂。
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公开(公告)号：US20180323471A1
公开(公告)日：2018-11-08
申请号：US16032787
申请日：2018-07-11
Applicant: LG Chem, Ltd.
Inventor： Kyoung-Ho Ahn , Chul-Haeng Lee , Doo-Kyung Yang , Jong-Ho Jeon , Yoo-Seok Kim , Min-Jung Kim , Jung-Hoon Lee , Yi-Jin Jung
IPC: H01M10/0567 , H01M4/485 , H01M4/131 , H01M10/052 , H01M10/0525 , H01M10/0565 , H01M10/058 , H01M4/505 , H01M4/02
CPC classification number: H01M10/0567 , H01M4/131 , H01M4/485 , H01M4/505 , H01M10/052 , H01M10/0525 , H01M10/0565 , H01M10/058 , H01M2004/027 , H01M2220/20 , H01M2220/30 , H01M2300/0028 , H01M2300/0085 , Y02E60/122 , Y02T10/7011
Abstract: Disclosed is a secondary battery including an electrode assembly, which includes a cathode, an anode and a separator interposed therebetween, and an electrolyte, wherein the anode includes lithium titanium oxide (LTO) as an anode active material and the electrolyte contains a phosphate-based compound as an additive.
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公开(公告)号：US09590272B2
公开(公告)日：2017-03-07
申请号：US14277146
申请日：2014-05-14
Applicant: LG Chem, Ltd.
Inventor： Yu-Ha An , Doo Kyung Yang , Chul-Haeng Lee , Young-Min Lim , Jong-Ho Jeon
IPC: H01M10/0567 , H01M10/052 , H01M10/0525 , H01M10/0569 , H01M10/0587 , H01M10/0568
CPC classification number: H01M10/0567 , H01M10/052 , H01M10/0525 , H01M10/0568 , H01M10/0569 , H01M10/0587 , H01M2300/0028 , H01M2300/004 , Y02E60/122 , Y02T10/7011
Abstract: The present invention relates to a non-aqueous electrolyte solution for a lithium secondary battery, comprising a sulfolane-based additive; and a lithium secondary battery using the same. The non-aqueous electrolyte solution for a lithium secondary battery according to the present invention comprises an ionizable lithium salt; an organic solvent; and a sulfolane compound of formula (I), the sulfolane compound being present in an amount of 0.1 to 5 parts by weight based on 100 parts by weight of the total weight of the lithium salt and the organic solvent. The non-aqueous electrolyte solution for a lithium secondary battery according to the present invention can exhibit superior storage characteristic and life cycle at a high temperature, with maintaining good output characteristic at a low temperature.
Abstract translation: 本发明涉及一种锂二次电池用非水电解液，其包含环丁砜系添加剂， 和使用该二次电池的锂二次电池。 本发明的锂二次电池用非水电解液含有电离锂盐， 有机溶剂; 和式（I）的环丁砜化合物，相对于锂盐和有机溶剂的总重量为100重量份，环丁砜化合物的存在量为0.1〜5重量份。 本发明的锂二次电池用非水电解液可以在高温下表现出优异的储存特性和使用寿命，同时在低温下保持良好的输出特性。
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公开(公告)号：US20160322668A1
公开(公告)日：2016-11-03
申请号：US15109299
申请日：2015-09-30
Applicant: LG CHEM, LTD.
Inventor： Sung-Hoon Yu , Doo-Kyung Yang , Min-Hyung Lee , Jong-Ho Jeon
IPC: H01M10/0569 , H01M4/131 , H01M4/525 , H01M4/50 , H01M4/52 , H01M10/0525 , H01M4/505
CPC classification number: H01M10/0569 , H01M4/131 , H01M4/502 , H01M4/505 , H01M4/523 , H01M4/525 , H01M10/0525 , H01M10/0567 , H01M2220/20 , H01M2220/30 , H01M2300/004 , Y02T10/7011
Abstract: Disclosed is a lithium secondary battery including a positive electrode, a negative electrode, a separator and a nonaqueous electrolyte, wherein the positive electrode includes LiaNixMnyCozO2 (a+x+y+z=2, 0.9≦a≦1.1, 0≦x, 0≦y, 0≦z) as a positive electrode active material, and wherein the nonaqueous electrolyte includes (i) fluorinated cyclic carbonate expressed by Chemical Formula 1 below, (ii) propionate-based ester expressed by Chemical Formula 2 below, and (iii) non-halogenated carbonate, so that a mixture weight ratio (i:ii) thereof is 20:80 to 50:50: wherein, in Chemical Formula 1, R1, R2, R3 and R4 are independently any one of F, H and methyl group, and at least one thereof is F, wherein, in Chemical Formula 2, R5 is alkyl group having 1 to 5 carbons.
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公开(公告)号：US10862165B2
公开(公告)日：2020-12-08
申请号：US16032787
申请日：2018-07-11
Applicant: LG Chem, Ltd.
Inventor： Kyoung-Ho Ahn , Chul-Haeng Lee , Doo-Kyung Yang , Jong-Ho Jeon , Yoo-Seok Kim , Min-Jung Kim , Jung-Hoon Lee , Yi-Jin Jung
IPC: H01M10/0565 , H01M10/0567 , H01M10/058 , H01M10/052 , H01M4/485 , H01M4/131 , H01M10/0525 , H01M4/505 , H01M4/02
Abstract: Disclosed is a secondary battery including an electrode assembly, which includes a cathode, an anode and a separator interposed therebetween, and an electrolyte, wherein the anode includes lithium titanium oxide (LTO) as an anode active material and the electrolyte contains a phosphate-based compound as an additive.
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