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公开(公告)号：KR1020170003783A
公开(公告)日：2017-01-10
申请号：KR1020150093090
申请日：2015-06-30
Applicant: 한국전자통신연구원
IPC: H01M10/0562 , H01M10/0525
CPC classification number: Y02E60/122 , Y02P70/54 , Y02T10/7011
Abstract: 리튬-티타늄-실리콘-포스페이트계고체전해질의제조방법은티타늄화합물, 실리콘화합물, 리튬화합물, 및포스페이트화합물을포함하는전구체용액을수열합성(hydrothermal synthesis)하는것을포함하고, 티타늄화합물이포함하는금속및 준금속은티타늄(Ti)이며, 리튬-티타늄-실리콘-포스페이트계고체전해질은 LiTiSiPO로표시되고, x는 0.2≤x≤0.6이다.
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公开(公告)号：KR1020160001909A
公开(公告)日：2016-01-07
申请号：KR1020140080013
申请日：2014-06-27
Applicant: 한국전자통신연구원 , 공주대학교 산학협력단
IPC: H01M10/052 , H01M10/058 , H01M2/14 , H01M4/13
CPC classification number: H01M10/058 , H01M2/1673 , H01M10/052 , Y02E60/12
Abstract: 리튬이차전지가제공된다. 리튬이차전지는제 1 면및 상기제 1 면에대향하는제 2 면을포함하고, 다수의공극들을가지되, 상기제 1 면및 상기제 2 면은불균일한플렉서블필름층; 상기제 1 면상에배치되는양극활물질층; 상기양극활물질층 상에배치되는양극집전체층; 상기제 2 면상에배치되는음극활물질층; 상기음극활물질층 상에배치되는음극집전체층; 및상기플렉서블필름층의상기다수의공극들을채우며배치되며, 상기양극활물질층 및상기음극활물질층과접하는전해질을포함한다.
Abstract translation: 提供了锂二次电池。 本发明的锂二次电池包括：柔性膜层，包括第一平面和面向第一平面的第二平面，并且还具有多个孔，其中第一平面和第二平面不均匀; 设置在所述第一平面上的正极活性物质层; 设置在所述正极活性物质层上的正极集电体层; 设置在所述第二平面上的负极活性物质层; 设置在负极活性物质层上的负极集电体层; 以及填充柔性膜层上的孔并与正极活性物质层和负极活性物质层接触的电解质。
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公开(公告)号：KR1020150009112A
公开(公告)日：2015-01-26
申请号：KR1020130082986
申请日：2013-07-15
Applicant: 한국전자통신연구원 , 부산대학교 산학협력단
CPC classification number: Y02E60/13 , C01B32/23 , B01J19/10 , C01B2204/28 , H01G11/32
Abstract: 본 발명은 그래핀-이온성 액체 복합물의 제조 방법을 개시한다. 그의 제조 방법은, 그라파이트 산화물(graphite oxide)을 제조하는 것과 상기 그라파이트 산화물과 이온성 액체를 용매에 분산시키고 초음파 처리를 하여 단일 또는 복수층의 그라파이트 산화물-이온성 액체 복합물을 제조하는 것과 상기 그라파이트 산화물-이온성 액체 복합물에 수산화 붕소나트륨(NaBH
4 )을 첨가하고 열에너지를 가하는 것을 포함한다.Abstract translation: 本发明涉及石墨烯离子液体复合材料的制造方法。 制造石墨烯离子液体复合材料的方法制造石墨烯氧化物，通过将氧化石墨和离子液体分散在溶剂中并进行超声波处理，制造单层或多层氧化石墨离子液体复合物，加入硼氢化钠（NaBH_4） 到石墨氧化物离子液体复合材料并施加热能。
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公开(公告)号：KR1020140146990A
公开(公告)日：2014-12-29
申请号：KR1020130153192
申请日：2013-12-10
IPC: H01M10/052 , H01M4/58 , H01M4/64 , H01M10/0562
CPC classification number: H01M4/136 , H01M4/0404 , H01M4/1397 , H01M4/364 , H01M4/5815 , H01M4/62 , H01M10/052 , H01M10/0562 , H01M2300/0068 , Y02E60/12
Abstract: According to an embodiment of the present invention, a method for manufacturing a lithium battery may include the steps of: preparing a mixture of lithium phosphorous sulfide and lithium metal sulfide; manufacturing an electrode complex, which includes lithium phosphorus sulfide, lithium metal sulfide, and amorphous sulfide, by imposing physical pressure on the mixture; manufacturing an electrode active layer using the electrode complex; forming an electrode current collector on one side of the electrode active layer; and forming an electrolyte layer on the other side of the electrode active layer.
Abstract translation: 根据本发明的一个实施方案，锂电池的制造方法可以包括以下步骤：制备硫化锂锂和金属硫化锂的混合物; 通过对混合物施加物理压力来制造包括磷硫化锂，金属锂硫化物和无定形硫化物的电极复合体; 使用所述电极复合体制造电极活性层; 在所述电极活性层的一侧上形成电极集电体; 以及在所述电极活性层的另一侧上形成电解质层。
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公开(公告)号：KR101384881B1
公开(公告)日：2014-04-15
申请号：KR1020100108162
申请日：2010-11-02
Applicant: 한국전자통신연구원
IPC: H01M10/0525 , H01M10/0564 , H01M4/583 , H01M4/48
CPC classification number: H01M4/13 , H01M4/364 , H01M4/366 , H01M4/485 , H01M4/5825 , H01M4/625 , H01M10/052 , H01M10/056 , Y02E60/122
Abstract: 본 발명의 일 실시예에 따른 리튬 이차전지는, 양극 집전체층 및 양극층을 포함하는 양극판; 상기 양극판과 이격되되, 음극 집전체층 및 음극층을 포함하는 음극판; 및 상기 양극판 및 상기 음극판 사이에 개재된 고분자 전해질을 포함하며, 상기 양극층 및 상기 음극층 중 적어도 하나는 혼합 양극 활물질 또는 혼합 음극 활물질을 포함한다.
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Patent Agency Ranking
公开(公告)号：KR1020140005079A
公开(公告)日：2014-01-14
申请号：KR1020120144278
申请日：2012-12-12
Applicant: 한국전자통신연구원
IPC: H01M4/62 , H01M10/052 , C08L1/02 , C08K3/00
CPC classification number: H01M4/622 , C08L1/02 , H01M10/052 , Y02E60/12
Abstract: A lithium battery binder composition by an embodiment of the present invention can contain a lithium single ion polymer, an inorganic particle, and an organic solvent containing lithium salt. The lithium single ion polymer can be a cellulose based polymer with a sulfonic acid lithium salt or carboxylic acid lithium salt functional group. The lithium single ion polymer can be produced by substituting a hydroxyl group or a carboxyl group of the cellulose based polymer. The lithium battery binder composition can be used for at least one among electrolyte, a positive electrode layer, and a negative electrode layer in a lithium battery.
Abstract translation: 通过本发明的实施方式的锂电池粘合剂组合物可以含有锂单离子聚合物，无机颗粒和含有锂盐的有机溶剂。 锂单离子聚合物可以是具有磺酸锂盐或羧酸锂盐官能团的基于纤维素的聚合物。 锂单离子聚合物可以通过用纤维素基聚合物的羟基或羧基代替来制备。 锂电池粘合剂组合物可以用于锂电池中的电解质，正极层和负极层中的至少一种。
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公开(公告)号：KR1020130119835A
公开(公告)日：2013-11-01
申请号：KR1020120122471
申请日：2012-10-31
Applicant: 한국전자통신연구원 , 공주대학교 산학협력단
Abstract: A lithium battery electrode by an embodiment of the present invention is capable of including a current collector and an active material layer. The current collector is capable of including a porous polymer layer with a concavo-convex unit, and a metal thin film curved along the concavo-convex unit. The active material layer is located on the upper side of the metal thin film, and is capable of including a nanostructure which is formed of a silicon material. The polymer layer is capable of being treated with plasma for increasing the size of the concavo-convex unit. The capacity properties, coulombic efficiency, and lifetime of the lithium battery electrode are capable of being increased.
Abstract translation: 通过本发明的实施方式的锂电池电极能够包括集电体和活性物质层。 集电体能够包括具有凹凸单元的多孔聚合物层和沿着凹凸单元弯曲的金属薄膜。 活性物质层位于金属薄膜的上侧，能够包含由硅材料形成的纳米结构体。 聚合物层能够用等离子体处理以增加凹凸单元的尺寸。 能够提高锂电池电极的容量特性，库仑效率和寿命。
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公开(公告)号：KR1020130067920A
公开(公告)日：2013-06-25
申请号：KR1020110134965
申请日：2011-12-14
Applicant: 한국전자통신연구원
CPC classification number: H01M4/667 , H01M4/133 , H01M4/134 , H01M4/661 , H01M4/663 , H01M10/0525 , Y02E60/122
Abstract: PURPOSE: A negative electrode is provided to inhibit generation of a lithium dendrite, to maintain uniform morphology, and to improve performance and stability of a battery. CONSTITUTION: A negative electrode for a lithium metal secondary battery comprises a current collector; a lithium layer formed on the current collector; and a carbon material coating layer formed on the surface of the lithium layer. The carbon material coating layer are scattered on the whole surface of the lithium layer. The carbon particle is a first carbon particle with an average particle diameter of 5-30 micron; a second carbon particle with an average particle diameter of 5-30 nm, or both. [Reference numerals] (AA) Lithium negative electrode layer; (BB) Carbon coating layer; (CC) Copper current collector layer; (DD) Lateral side; (EE) Mirror side
Abstract translation: 目的：提供负极以抑制锂枝晶的产生，以保持均匀的形态，并提高电池的性能和稳定性。 构成：锂金属二次电池用负极包括集电体; 形成在集电体上的锂层; 以及形成在锂层的表面上的碳材料被覆层。 碳材料涂层在锂层的整个表面上散布。 碳颗粒是平均粒径为5-30微米的第一碳颗粒; 平均粒径为5-30nm的第二碳颗粒，或两者均为。 （标号）（AA）锂负极层; （BB）碳涂层; （CC）铜集电极层; （DD）侧面; （EE）镜面
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公开(公告)号：KR1020130067914A
公开(公告)日：2013-06-25
申请号：KR1020110134959
申请日：2011-12-14
Applicant: 한국전자통신연구원
IPC: H01M4/13 , H01M10/052 , H01M2/16 , H01M10/0566
CPC classification number: H01M4/133 , H01M2/16 , H01M4/0435 , H01M4/134 , H01M4/366 , H01M4/382 , H01M4/587 , H01M4/62 , H01M10/0525
Abstract: PURPOSE: A lithium metal powder-carbon powder composite is provided to inhibit cell volume change and a lithium dendrite formation, thereby remarkably improving cycle lifetime of a lithium metal secondary battery. CONSTITUTION: A lithium metal powder-carbon powder composite anode is formed on the current collector; a negative electrode layer containing lithium metal particle and carbon particle. In the negative electrode layer, a lithium metal particle with an average particle diameter of 5-50 micron and a carbon particle with an average particle diameter of 5-30 micron are uniformly mixed and physically connected with each other. A lithium metal secondary battery includes a negative electrode; a positive electrode; a separator between the positive electrode and negative electrode; and electrolyte injected into the same. [Reference numerals] (AA) Binding material; (BB) Conductive material particle; (CC) Carbon particle; (DD) Lithium metal particle; (EE) Copper current collector layer; (FF) Lithium metal-carbon composite layer
Abstract translation: 目的：提供锂金属粉末 - 碳粉复合物，以抑制细胞体积变化和锂枝晶形成，从而显着提高锂金属二次电池的循环寿命。 构成：在集电体上形成锂金属粉末 - 碳粉复合阳极; 含有锂金属颗粒和碳颗粒的负极层。 在负极层中，平均粒径为5-50微米的锂金属颗粒和平均粒径为5-30微米的碳颗粒被均匀地混合并物理连接。 锂金属二次电池包括负极; 正极; 正极和负极之间的隔板; 并注入电解液。 （附图标记）（AA）结合材料; （BB）导电材料颗粒; （CC）碳颗粒; （DD）锂金属颗粒; （EE）铜集电极层; （FF）锂金属 - 碳复合层
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公开(公告)号：KR1020120023491A
公开(公告)日：2012-03-13
申请号：KR1020100132272
申请日：2010-12-22
Applicant: 한국전자통신연구원
IPC: H01M10/05 , H01M10/0565 , H01B1/06 , C08J7/12
Abstract: PURPOSE: A pouch type flexible film battery is provided to satisfy durability and flexibility at the same time, and to have excellent adhesion between an electrode and an electrolyte, thereby improving productivity. CONSTITUTION: A pouch type flexible film battery comprises: a positive electrode structure(200) including a positive electrode pouch, a positive electrode conductive carbon layer, and a positive electrode layer; a negative electrode structure(100) including a negative electrode structure(100) including a negative pouch, a negative conducive carbon layer, and a negative electrode layer; and a polymer electrolyte layer including a cellulose based polymer. The polymer electrolyte layer comprises a polymer matrix containing the cellulose based polymer and strength-reinforcing polymer. The weight ratio of the cellulose based polymer and the strength-reinforcing polymer is 1:99 - 99:1.
Abstract translation: 目的：提供袋式柔性膜电池，以同时满足耐久性和柔韧性，并且在电极和电解质之间具有优异的粘附性，从而提高生产率。 构成：袋型柔性膜电池，包括：正极结构体（200），包括正极袋，正极导电性碳层和正极层; 包括负极结构（100）的负极结构（100），所述负极结构（100）包括负性小袋，负性导电碳层和负极层; 以及包含纤维素系聚合物的高分子电解质层。 聚合物电解质层包括含有纤维素基聚合物和强化增强聚合物的聚合物基体。 纤维素类聚合物和强化强化聚合物的重量比为1:99〜99:1。
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