Patents Assigned to SUMITOMO OSAKA CLEMENT CO., LTD.
  • Electrode material for lithium ion battery and lithium ion battery
    Patent number: 10547048
    Abstract: An electrode material for a lithium ion battery including an active material represented by LiMPO4 (M is at least one selected from the group consisting of Fe, Mn, Co, Ni, Zn, Al, Ga, Mg, and Ca), in which an oil absorption amount for which diethyl carbonate is used (DEC oil absorption amount) is 50 cc/100 g or more and 80 cc/100 g or less, and a ratio (DEC/NMP) of the DEC oil absorption amount to an oil absorption amount for which N-methyl-2-pyrrolidinone is used (NMP oil absorption amount) is 1.3 or more and 1.8 or less.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: January 28, 2020
    Assignee: SUMITOMO OSAKA CLEMENT CO., LTD.
    Inventors: Satoru Oshitari, Ryuuta Yamaya