US 11,990,582 B2
Solid-electrolyte material and battery including the same
Yohei Hayashi, Osaka (JP); Tetsuya Asano, Nara (JP); Masashi Sakaida, Hyogo (JP); and Akihiro Sakai, Nara (JP)
Assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD., Osaka (JP)
Filed by Panasonic Intellectual Property Management Co., Ltd., Osaka (JP)
Filed on Jun. 9, 2021, as Appl. No. 17/342,998.
Application 17/342,998 is a continuation of application No. PCT/JP2019/046738, filed on Nov. 29, 2019.
Claims priority of application No. 2018-248583 (JP), filed on Dec. 28, 2018; and application No. 2019-190378 (JP), filed on Oct. 17, 2019.
Prior Publication US 2021/0305625 A1, Sep. 30, 2021
Int. Cl. H01M 10/0562 (2010.01); H01M 4/02 (2006.01); H01M 4/133 (2010.01); H01M 10/0525 (2010.01)
CPC H01M 10/0562 (2013.01) [H01M 4/133 (2013.01); H01M 10/0525 (2013.01); H01M 2004/027 (2013.01); H01M 2300/008 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A solid-electrolyte material comprising:
a crystal phase constituted by Li, M, X, and O,
wherein M is at least one element selected from the group consisting of Mg, Ca, and Sr,
wherein X is at least two elements selected from the group consisting of F, Cl, Br, and I, and
wherein the crystal phase has a peak at a diffraction angle 2θ of greater than or equal to 25° and less than or equal to 29°, a diffraction angle 2θ of greater than 29° and less than or equal to 33°, and a diffraction angle 2θ of greater than or equal to 41° and less than or equal to 47° in an X-ray diffraction pattern obtained by an X-ray diffraction measurement using Cu-Kα radiation.