公开(公告)号：US20150303456A1

公开(公告)日：2015-10-22

申请号：US14619433

申请日：2015-02-11

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Ha-Na YOO ,  Man-Seok HAN ,  Myung-Hoon KIM ,  Seung-Wan KIM ,  Jung-Yeon WON ,  So-Ra LEE

IPC: H01M4/36 ,  H01M4/133 ,  H01M4/42 ,  H01M4/587 ,  H01M4/38 ,  H01M4/62 ,  H01M4/134

CPC classification number: H01M4/364 ,  H01M4/133 ,  H01M4/134 ,  H01M4/366 ,  H01M4/38 ,  H01M4/386 ,  H01M4/387 ,  H01M4/40 ,  H01M4/587 ,  H01M4/622 ,  H01M4/625 ,  H01M10/0525

Abstract: Provided are a composition for a negative electrode, and a negative electrode and lithium battery including the composition. The composition includes a negative active material that contains one or more of a metal or a metalloid, an acrylate-based binder, and a guanidine carbonate.

Abstract translation: 提供一种负极组合物，以及包含该组合物的负极和锂电池。 该组合物包含含有一种或多种金属或准金属，丙烯酸酯类粘合剂和碳酸胍的负极活性物质。

公开(公告)号：US20160164051A1

公开(公告)日：2016-06-09

申请号：US14741666

申请日：2015-06-17

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Man-Sik CHO ,  So-Ra LEE

IPC: H01M2/02 ,  H01M2/20

CPC classification number: H01M2/206 ,  H01M2/1061 ,  H01M2/1077 ,  H01M2/204

Abstract: A secondary battery includes a unit cell including a first electrode tab and a second electrode tab, a cell holder accommodating the unit cell, the first electrode tab and the second electrode tab being exposed by the cell holder, a first clip fixed to the cell holder, the first electrode tab being detachably inserted into the first clip, and a second clip fixed to the cell holder, the second electrode tab being detachably inserted into the second clip.

Abstract translation: 二次电池包括：单元电池，包括第一电极接线片和第二电极接线片，容纳单位电池的电池座，第一电极接线片和第二电极接线片由电池座露出;固定到电池座的第一夹子 所述第一电极接头可拆卸地插入到所述第一夹子中，所述第二夹子固定到所述电池座，所述第二电极接头可拆卸地插入到所述第二夹子中。

公开(公告)号：US20150333315A1

公开(公告)日：2015-11-19

申请号：US14665217

申请日：2015-03-23

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Duk-Hyoung YOON ,  So-Ra LEE ,  Hye-Ri EOM

IPC: H01M4/131 ,  H01M4/62 ,  H01M4/505 ,  H01M4/38 ,  H01M4/54 ,  H01M4/525

CPC classification number: H01M4/131 ,  H01M4/133 ,  H01M4/134 ,  H01M4/366 ,  H01M4/38 ,  H01M4/386 ,  H01M4/483 ,  H01M4/525 ,  H01M4/587 ,  H01M4/622 ,  H01M4/623 ,  H01M4/624 ,  H01M4/625 ,  H01M10/052 ,  H01M2004/027 ,  H01M2220/20 ,  Y02E60/122

Abstract: A negative electrode for a lithium battery includes a current collector and a negative active material layer on at least one surface of the current collector. The negative active material layer includes a metal nanoparticle, a carbonaceous material, and a titanium-containing oxide. The density of the negative active material layer is greater than 1.5 g/cc and less than 3 g/cc.

Abstract translation: 锂电池用负极包括在集电体的至少一个表面上的集电体和负极活性物质层。 负极活性物质层包括金属纳米颗粒，含碳材料和含钛氧化物。 负极活性物质层的密度大于1.5g / cc且小于3g / cc。

公开(公告)号：US20150325843A1

公开(公告)日：2015-11-12

申请号：US14643235

申请日：2015-03-10

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Duk-Hyoung YOON ,  So-Ra LEE ,  Hye-Ri EOM

IPC: H01M4/36 ,  H01M4/485 ,  H01M4/62 ,  H02J7/00 ,  H01M10/058 ,  H01M4/04 ,  H01M4/1395 ,  H01M10/44 ,  H01M4/38 ,  H01M10/052

CPC classification number: H01M4/62 ,  H01M4/0404 ,  H01M4/134 ,  H01M4/1395 ,  H01M4/364 ,  H01M4/366 ,  H01M4/38 ,  H01M4/386 ,  H01M4/387 ,  H01M4/485 ,  H01M4/624 ,  H01M4/625 ,  H01M10/052 ,  H01M10/058 ,  H01M10/44 ,  H01M2004/027 ,  H01M2300/004 ,  H02J7/00 ,  H02J7/0052 ,  Y02E60/122 ,  Y02P70/54 ,  Y02T10/7011 ,  Y10T29/49117

Abstract: A negative electrode includes a current collector; and a negative active material layer on at least a surface of the current collector. The negative active material layer includes a porous matrix including lithium titanium oxide particles and metal nanoparticles that are alloyable with lithium. An average particle diameter of the lithium titanium oxide particles is at least two times greater than an average particle diameter of the metal nanoparticles.

Abstract translation: 负极包括集电体; 以及在集电体的至少表面上的负极活性物质层。 负极活性物质层包括可与锂合金化的包含二氧化钛锂颗粒和金属纳米颗粒的多孔基体。 锂二氧化钛粒子的平均粒径为金属纳米粒子的平均粒径的2倍以上。