ELECTRODE ACTIVE MATERIAL AND BATTERY
卷宗概要
发明人
Mitsutoshi OTAKI; Masafumi Nose
IPC 分类
CPC 分类
The present disclosure solves the above problem by providing an electrode active material that contains an Si element and that includes a void in the interior of a primary particle, in which: a first void having a pore diameter of 30 nm or more and 100 nm or less and a second void having a pore diameter of 1 nm or more and 5 nm or less are included as the void; and when the amount of the first void is A and the amount of the second void is B, the ratio (A/B) of the A to the B is more than 0.10 and less than 17.00.
原文（中文）
The present disclosure solves the above problem by providing an electrode active material that contains an Si element and that includes a void in the interior of a primary particle, in which: a first void having a pore diameter of 30 nm or more and 100 nm or less and a second void having a pore diameter of 1 nm or more and 5 nm or less are included as the void; and when the amount of the first void is A and the amount of the second void is B, the ratio (A/B) of the A to the B is more than 0.10 and less than 17.00.