公开(公告)号：US20210249685A1

公开(公告)日：2021-08-12

申请号：US17254543

申请日：2019-11-22

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Masayuki SHIBATA ,  Hiroaki YAMADA ,  Nobuhito NAKAYA ,  Yusuke ISEKI ,  Minoru SENGA

IPC: H01M10/0562

Abstract: A method of producing a solid electrolyte having a high ionic conductivity, which adopts a liquid-phase method and suppresses the generation of hydrogen sulfide, wherein a raw material inclusion containing a lithium element, a sulfur element, a phosphorus element, and a halogen element is mixed with a complexing agent containing a compound having at least two tertiary amino groups; and an electrolyte precursor constituted of a lithium element, a sulfur element, a phosphorus element, a halogen element, and a complexing agent containing a compound having at least two tertiary amino groups.