公开(公告)号：US20170179484A1

公开(公告)日：2017-06-22

申请号：US15152861

申请日：2016-05-12

Applicant: Samsung Electronics Co., Ltd. ,  Samsung SDI Co., Ltd.

Inventor： Junho Park ,  Kwangjin Park ,  Dongwook Shin ,  Jaegu Yoon ,  Sukgi Hong

IPC: H01M4/505 ,  H01M4/525 ,  H01M4/62 ,  H01M4/1391 ,  H01M4/04 ,  H01M2/16 ,  H01M4/133 ,  H01M4/587 ,  H01M10/0525 ,  H01M10/0585 ,  H01M10/0568 ,  H01M10/0569 ,  H01M4/131 ,  H01M4/66

CPC classification number: H01M4/505 ,  C01G53/50 ,  C01P2002/72 ,  C01P2002/85 ,  C01P2004/03 ,  C01P2004/80 ,  H01M2/1653 ,  H01M4/0404 ,  H01M4/0435 ,  H01M4/0471 ,  H01M4/131 ,  H01M4/133 ,  H01M4/1391 ,  H01M4/364 ,  H01M4/366 ,  H01M4/525 ,  H01M4/5825 ,  H01M4/587 ,  H01M4/62 ,  H01M4/622 ,  H01M4/623 ,  H01M4/625 ,  H01M4/661 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569 ,  H01M10/0585 ,  H01M2004/027 ,  H01M2004/028 ,  H01M2220/20 ,  H01M2220/30 ,  H01M2300/004

Abstract: A cathode active material includes a core capable of intercalating and deintercalating lithium ions; and a coating layer on at least a portion of the core, wherein the coating layer includes a composite including a metal oxide compound and a phosphate compound, the metal oxide compound is at least one compound selected from a lithium metal oxide and a metal oxide, the phosphate compound is at least one compound selected from a lithium phosphate, a lithium metal phosphate, and a metal phosphate, and a weight ratio of the metal oxide compound to the phosphate compound is from greater than 0 to about 1.

公开(公告)号：US20170018767A1

公开(公告)日：2017-01-19

申请号：US15207885

申请日：2016-07-12

Applicant: Samsung Electronics Co., Ltd. ,  Samsung SDI Co., Ltd.

Inventor： Kwangjin Park ,  Junho Park ,  Jaegu Yoon ,  Sukgi Hong

IPC: H01M4/36 ,  H01M4/485 ,  H01M4/58 ,  H01M4/04 ,  H01M10/0569 ,  H01M4/1391 ,  H01M4/62 ,  H01M2/16 ,  H01M10/0525 ,  H01M10/0568 ,  H01M4/505 ,  H01M4/131

Abstract: A composite cathode active material for a lithium battery including: a lithium composite oxide; and a coating layer including a metal oxide and a lithium fluoride, (LiF) wherein the coating layer is disposed on at least a portion of a surface of the lithium composite oxide.

Abstract translation: 一种用于锂电池的复合正极活性材料，包括：锂复合氧化物; 以及包含金属氧化物和氟化锂的涂层（LiF），其中所述涂层设置在所述锂复合氧化物的表面的至少一部分上。

公开(公告)号：US20150093644A1

公开(公告)日：2015-04-02

申请号：US14499408

申请日：2014-09-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Dongwook Han ,  Seoksoo Lee ,  Guesung Kim ,  Ryounghee Kim ,  Kwangjin Park ,  Wonseok Chang

IPC: H01M4/505 ,  H01M10/054 ,  H01M4/38 ,  H01M4/525

CPC classification number: H01M4/505 ,  C01G45/1228 ,  C01P2002/76 ,  C01P2006/40 ,  H01M4/485 ,  H01M4/525 ,  H01M10/054 ,  H01M2220/30

Abstract: A sodium manganese composite oxide represented by Formula 1: NaxMayMnzMbvO2+d   Formula 1 wherein, 0.2≦x≦1, 0

Abstract translation: 由式1表示的钠锰复合氧化物：NaxMayMnzMbvO2 + d式1其中，0.2＆nlE; x＆lt; lE; 1,0