公开(公告)号：US10211460B2

公开(公告)日：2019-02-19

申请号：US14387420

申请日：2013-04-02

Applicant: GS Yuasa International Ltd.

Inventor： Kazuo Kuwahara ,  Shuichi Inaya ,  Yuichi Ito ,  Kohei Tsujita ,  Mitsuhiko Samata

IPC: H01M4/62 ,  H01M4/131 ,  H01M4/02 ,  H01M4/525 ,  H01M4/505 ,  H01M4/58

Abstract: A positive electrode for a battery includes a positive active material, a conductive agent, and a copolymer. The copolymer includes a constituent unit (a) represented by the following general formula (1) and a constituent unit (b) represented by the following general formula (2): (wherein R1, R2, R3, R5, R6, R7 and R9 are the same or different and denote a hydrogen atom, a methyl group or an ethyl group, R4 denotes a hydrocarbon group having 8 to 30 carbon atoms, R8 denotes a linear or branched alkylene group having 2 to 4 carbon atoms, X1 and X2 denote an oxygen atom or NH, and p denotes a number of 1 to 50).

公开(公告)号：US20150028264A1

公开(公告)日：2015-01-29

申请号：US14387420

申请日：2013-04-02

Applicant: GS Yuasa International Ltd.

Inventor： Kazuo Kuwahara ,  Shuichi Inaya ,  Yuichi Ito ,  Kohei Tsujita ,  Mitsuhiko Samata

IPC: H01M4/62 ,  H01M4/505 ,  H01M4/525 ,  H01M4/58

CPC classification number: H01M4/623 ,  H01M4/131 ,  H01M4/505 ,  H01M4/525 ,  H01M4/5825 ,  H01M4/622 ,  H01M4/625 ,  H01M2004/021

Abstract: A positive electrode for a battery includes a positive active material, a conductive agent, and a copolymer. The copolymer includes a constituent unit (a) represented by the following general formula (1) and a constituent unit (b) represented by the following general formula (2): (wherein R1, R2, R3, R5, R6, R7 and R9 are the same or different and denote a hydrogen atom, a methyl group or an ethyl group, R4 denotes a hydrocarbon group having 8 to 30 carbon atoms, R8 denotes a linear or branched alkylene group having 2 to 4 carbon atoms, X1 and X2 denote an oxygen atom or NH, and p denotes a number of 1 to 50.)

Abstract translation: 电池用正极包括正极活性物质，导电剂和共聚物。 共聚物包括由以下通式（1）表示的结构单元（a）和由以下通式（2）表示的构成单元（b）：其中R1，R2，R3，R5，R6，R7和R9 相同或不同，表示氢原子，甲基或乙基，R4表示碳原子数为8〜30的烃基，R8表示碳原子数2〜4的直链或支链亚烷基，X1表示和X2表示 氧原子或NH，p表示1〜50的数）。