公开(公告)号：KR1020130123142A

公开(公告)日：2013-11-12

申请号：KR1020120046330

申请日：2012-05-02

Applicant: 현대자동차주식회사

Inventor： 류희연 ,  이윤지 ,  우희진 ,  이준기 ,  이기춘

IPC: H01M4/38 ,  H01M4/62

CPC classification number: H01M10/0562 ,  H01M4/134 ,  H01M4/1395 ,  H01M4/38 ,  H01M4/382 ,  H01M4/62 ,  H01M4/661 ,  H01M4/80 ,  H01M10/052 ,  H01M10/4235 ,  H01M2004/027 ,  H01M2300/0068 ,  Y02E60/122 ,  Y02P70/54 ,  Y02T10/7011 ,  Y10T29/49115

Abstract: The present invention relates to a lithium electrode for a lithium battery and a manufacturing method thereof and, in particular, to a lithium electrode for a lithium battery using a solid high-ionic conductor having a three-dimensional porous structure and a manufacturing method thereof. That is to say, the present invention provides a lithium electrode for a lithium battery and a manufacturing method thereof capable of improving a cycle lifetime and a high-rate capability by securing an ion conduction path in the lithium electrode and by improving electrochemical reactivity in the process of charging and discharging electricity, wherein lithium or lithium alloy is filled into each pore and dispersed by applying the solid high-ionic conductor having a three-dimensional porous for securing the ion conduction path in the lithium electrode for a lithium battery using a solid high-ionic conductor instead of an existing liquid electrolyte. [Reference numerals] (AA) Manufacture a solid high-ionic conductor having a three-dimensional porous structure;(BB) Fill lithium metal in each pore;(CC) Joint a porous structure filled with lithium with an electricity collecting copper body

Abstract translation: 锂电池用锂电极及其制造方法技术领域本发明涉及锂电池用锂电极及其制造方法，特别涉及使用具有三维多孔结构的固体高分子导体的锂电池用锂电极及其制造方法。 也就是说，本发明提供一种用于锂电池的锂电极及其制造方法，其能够通过确保锂电极中的离子传导路径并且通过改善锂电极中的电化学反应性来提高循环寿命和高速率能力 充放电过程，其中将锂或锂合金填充到每个孔中并通过施加具有三维多孔的固体高离子导体分散，以将锂离子传导路径固定在锂电池的锂电极中，使用固体 高离子导体代替现有的液体电解质。 （附图标记）（AA）制造具有三维多孔结构的固体高分子导体;（BB）在每个孔中填充锂金属;（CC）将具有锂的多孔结构与集电铜体接合

公开(公告)号：KR1020120135808A

公开(公告)日：2012-12-17

申请号：KR1020110054730

申请日：2011-06-07

Applicant: 현대자동차주식회사

Inventor： 손삼익 ,  류희연

IPC: H01M10/052 ,  H01M10/42 ,  H01M2/16 ,  H01M4/58

CPC classification number: H01M10/4235 ,  H01M2/1673 ,  H01M4/58 ,  H01M10/052 ,  Y02T10/7011 ,  H01M4/5815

Abstract: PURPOSE: A lithium sulfur battery is provided to improve the battery life span and stability by reducing or preventing sulfur loss at an anode during the repeated charge and discharge reactions and by minimizing the side reaction between polysulfide material and lithium metal. CONSTITUTION: A lithium sulfur battery with a polysulfide-constrained layer prevents the loss of polysulfide on the surface of an anode mentioned above during discharge by forming a hydrophilic polysulfide-constrained layer(4) between the anode and a separating membrane. The polysulfide-constrained layer mentioned above is formed into a porous structure for the easy diffusion of transporting materials in electrolyte during the charge and discharge reaction. The polysulfide material mentioned above is composed of lithium polysulfide and the one or more than two compounds selected among LiSx, LiSx^-, and Sx^(2-). [Reference numerals] (AA) Anode; (BB) Porous hydrophilic film; (CC) Separation film; (DD) Cathode; (EE) Electrolyte; (FF) Sulfur; (GG) Carbon

Abstract translation: 目的：提供锂硫电池，通过在反复充放电反应过程中减少或防止阳极硫损，并使多硫化物和锂金属之间的副反应最小化，从而提高电池寿命和稳定性。 构成：具有多硫化物限制层的锂硫电池通过在阳极和分离膜之间形成亲水性多硫化物受限层（4）来防止在放电期间在阳极表面上的多硫化物的损失。 上述多硫化物受限层形成为多孔结构，用于在充放电反应期间容易扩散电解质中的输送材料。 上述多硫化物由锂多硫化物和选自LiS x，LiS x - 和S x - （2-）中的一种或两种以上的化合物组成。 （AA）阳极; （BB）多孔亲水膜; （CC）分离膜; （DD）阴极; （EE）电解质; （FF）硫; （GG）碳

公开(公告)号：KR101209687B1

公开(公告)日：2012-12-10

申请号：KR1020100122866

申请日：2010-12-03

Applicant: 현대자동차주식회사 ,  기아자동차주식회사

Inventor： 류희연 ,  손삼익

IPC: H01M10/05 ,  B60L11/18 ,  H01M4/38

CPC classification number: H01M10/052 ,  H01M4/0404 ,  H01M4/133 ,  H01M4/134 ,  H01M10/058 ,  Y02E60/122 ,  Y02T10/7011

Abstract: 본발명은리튬이온공급원으로사용되는리튬금속; 양극으로사용되는유황전극; 및상기리튬금속과유황전극사이에삽입되고, 층간삽입반응이가능한구조로이루어지며, 초기에리튬금속으로부터리튬이온이충전된후 음극으로사용되어유황전극과함께충전및 방전되는층간삽입전극;을포함하고, 상기리튬금속은초기에층간삽입전극에리튬이온을충전하기위한용도로만사용하고, 실제배터리사용시리튬이온이충전된층간삽입전극을사용함으로써, 기존의리튬금속을음극으로사용하는경우에발생되는덴드라이트의형성을방지하여충방전내구성을향상시키고, 유황양극의용량증가로에너지밀도를향상시킬수 있는것을특징으로하는리튬이온-유황배터리를제공한다.

公开(公告)号：KR1020120131558A

公开(公告)日：2012-12-05

申请号：KR1020110049814

申请日：2011-05-25

Applicant: 현대자동차주식회사 ,  기아자동차주식회사

Inventor： 류희연 ,  손삼익

IPC: H01M10/052 ,  H01M4/02 ,  H01M2/18 ,  B60L11/18

CPC classification number: Y02E60/122 ,  Y02T10/7011

Abstract: PURPOSE: A lithium sulfur battery is provided to minimize generation of dendrite during charging and discharging and to prevent damages of a separator through a buffering of a carbon layer even if the internal pressure of the battery is increased by external impacts. CONSTITUTION: A lithium sulfur battery comprises: a sulfur positive electrode(10), which consists of a porous structure and has a sulfur and conductive material inside; a lithium negative electrode(12), which consists of a porous structure and has a lithium metal inside; and a separator(14) formed between the sulfur positive electrode and lithium negative electrode. The sulfur positive electrode consists of a structure of a porous aluminum metal frame(11) with a foam shape. The lithium negative electrode, which comprises sulfur, a conductive material and a binder are inserted in an aluminum metal frame, consists of a porous copper metal frame(13) with a foam shape. The lithium metal is coated on the copper metal frame. [Reference numerals] (AA) Inserting sulfur+conductor+binder into porous Al foam; (BB) Coating and inserting lithium metal on the porous CU foam; (CC) Thickness:4t

Abstract translation: 目的：提供锂硫电池，以减少充电和放电期间枝晶的产生，并且即使电池的内部压力由于外部冲击而增加，也可防止隔离层通过碳层的缓冲而损坏。 构成：锂硫电池包括：硫正极（10），其由多孔结构组成，内部具有硫和导电材料; 由多孔结构构成的内部具有锂金属的锂负极（12） 和在硫正极和锂负极之间形成的隔板（14）。 硫正极由具有泡沫形状的多孔铝金属框架（11）的结构组成。 包含硫，导电材料和粘合剂的锂负极插入铝金属框架中，由具有泡沫形状的多孔铜金属框架（13）组成。 锂金属被涂覆在铜金属框架上。 （附图标记）（AA）将硫+导体+粘合剂插入多孔Al泡沫中; （BB）在多孔CU泡沫上涂覆和插入锂金属; （CC）厚度：4t

公开(公告)号：KR1020120100300A

公开(公告)日：2012-09-12

申请号：KR1020110019103

申请日：2011-03-03

Applicant: 현대자동차주식회사 ,  기아자동차주식회사

Inventor： 류희연 ,  류경한 ,  손삼익

IPC: H01M12/06

CPC classification number: H01M4/382 ,  H01M4/133 ,  H01M10/44 ,  H01M12/08 ,  Y02E60/128

Abstract: PURPOSE: A lithium ion air battery having interlayer inserted electrode is provided to drastically increase energy density and to enhance durability and safety of charge and discharge cycles. CONSTITUTION: A lithium ion air battery having interlayer inserted electrode comprises a lithium metal electrode and an interlayer inserted electrode which is inserted between the lithium metal electrode and an air electrode. The interlayer inserted electrode is used as a negative electrode after being charged, and generates electrical energy by reacting with the air electrode which is a positive electrode. The interlayer inserted electrode is formed by double-sided coating of a mesh shaped metal with a material capable of being intercalated. The material capable of being intercalated is selected from a group consisting of carbonaceous material, graphite, silicon, tin-based, lithium tin oxide base. [Reference numerals] (AA) Initial state after the first charging

Abstract translation: 目的：提供具有中间层插入电极的锂离子空气电池，以显着提高能量密度，提高充放电循环的耐久性和安全性。 构成：具有层间插入电极的锂离子空气电池包括插入在锂金属电极和空气电极之间的锂金属电极和层间插入电极。 层间插入电极在充电之后用作负极，并通过与作为正极的空气电极反应而产生电能。 层间插入电极通过网状金属与能够插入的材料的双面涂布形成。 能够插入的材料选自碳质材料，石墨，硅，锡基，氧化锡锂基底。 （附图标记）（AA）第一次充电之后的初始状态