公开(公告)号：US20200220207A1

公开(公告)日：2020-07-09

申请号：US16626165

申请日：2018-06-18

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Atsushi SATO ,  Kota TERAI ,  Futoshi UTSUNO

IPC: H01M10/0562 ,  H01M10/0525 ,  H01M4/62

Abstract: A sulfide solid electmlyte containing the following (A) and (B): (A) a sulfide solid electrolyte having an argyrodite-type crystal structure; and (B) a sulfide solid electrolyte having a crystal structure different from the argyrodite-type crystal structure of the above-mentioned (A).

公开(公告)号：US20200091552A1

公开(公告)日：2020-03-19

申请号：US16610136

申请日：2018-05-23

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Kota TERAI ,  Atsushi SATO ,  Futoshi UTSUNO

IPC: H01M10/0562 ,  H01M10/0525 ,  C01B17/22 ,  C01B25/14

Abstract: It is an object of the invention to provide sulfide solid electrolytes having good processability at the time of manufacturing a battery and high ionic conductivity. The present invention relates to a sulfide solid electrolyte containing lithium, phosphorus and sulfur, having a diffraction peak A at 2θ=25.2±0.5 deg and a diffraction peak B at 29.7±0.5 deg in powder X-ray diffraction using CuKα rays, and the half-value width of at least one peak obtained by separating the peaks observed in a range of 60 to 120 ppm in solid-state 31P-NMR measurements is 500 to 800 Hz.

公开(公告)号：US20190305371A1

公开(公告)日：2019-10-03

申请号：US16446881

申请日：2019-06-20

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Futoshi UTSUNO ,  Kota Terai ,  Takashi Umeki ,  Masaru Nakagawa ,  Hiroshi Yamaguchi

IPC: H01M10/0562 ,  H01M10/052 ,  H01M10/058 ,  H01M10/0525 ,  H01B1/10 ,  H01M4/136

Abstract: A sulfide solid electrolyte that contains lithium, phosphorus, sulfur, chlorine and bromine, wherein in powder X-ray diffraction analysis using CuKα rays, it has a diffraction peak A at 2θ=25.2±0.5 deg and a diffraction peak B at 2θ=29.7±0.5 deg, the diffraction peak A and the diffraction peak B satisfy the following formula (A), and a molar ratio of the chlorine to the phosphorus “c (Cl/P)” and a molar ratio of the bromine to the phosphorus “d (Br/P)” satisfies the following formula (1): 1.2

公开(公告)号：US20190221884A1

公开(公告)日：2019-07-18

申请号：US16324267

申请日：2017-08-08

Applicant: IDEMITSU KOSAN CO., LTD

Inventor： Futoshi UTSUNO ,  Kota TERAI

IPC: H01M10/0562 ,  H01M10/0525

CPC classification number: H01M10/0562 ,  H01B1/06 ,  H01B1/10 ,  H01M4/62 ,  H01M10/052 ,  H01M10/0525 ,  H01M2300/0068

Abstract: A sulfide solid electrolyte containing lithium, phosphorus, sulfur; and one or more of elements X selected from the group consisting of halogen elements and chalcogen elements excluding sulfur, wherein the sulfide solid electrolyte includes an argyrodite-type crystal structure, and wherein a molar ratio of the lithium to the phosphorus, a (Li/P), a molar ratio of the sulfur to the phosphorus, b (S/P), and a molar ratio of the element X to the phosphorus, c (X/P), satisfy formulas (1) to (3): 5.0≤a≤7.1 (1) 1.0 0 and c>0 are satisfied.

公开(公告)号：US20240222633A1

公开(公告)日：2024-07-04

申请号：US18288221

申请日：2022-04-22

Applicant: IDEMITSU KOSAN CO., LTD. ,  OSAKA RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE AND TECHNOLOGY

Inventor： Atsutaka KATO ,  Mari YAMAMOTO ,  Masanari TAKAHASHI ,  Futoshi UTSUNO ,  Hiroyuki HIGUCHI

IPC: H01M4/62 ,  C01B25/14 ,  H01M4/13 ,  H01M10/0562

CPC classification number: H01M4/621 ,  C01B25/14 ,  H01M4/13 ,  H01M10/0562 ,  C01P2002/72 ,  C01P2002/82 ,  C01P2002/85 ,  C01P2002/86 ,  C01P2006/40 ,  H01M2300/0068

Abstract: One of the purposes of the present invention is to provide: a compound which can be used as a binder having ion conductivity; and a battery which contains the compound. One aspect of the present invention is a compound comprising P and S as constituent elements, a group comprising one or more elements selected from the group consisting of O, N and halogen, the group bonding to the P, and a disulfide bond.

公开(公告)号：US20230406718A1

公开(公告)日：2023-12-21

申请号：US18251338

申请日：2021-11-05

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Daisuke MORI ,  Masashi MACHIDA ,  Futoshi UTSUNO ,  Tsuyoshi HOSHINO

IPC: C01D15/02 ,  H01M10/54 ,  C22B26/12 ,  C22B3/22 ,  B01D9/00

CPC classification number: C01D15/02 ,  H01M10/54 ,  C22B26/12 ,  C22B3/22 ,  B01D9/0004 ,  B01D9/0022 ,  C01P2006/40

Abstract: Provided is a lithium hydroxide production method for producing high-purity lithium hydroxide efficiently and at a lower energy, wherein Li ions alone are recovered in a recovery liquid from a lithium ion extract extracted from a processed member of a lithium secondary battery, using a Li permselective membrane, and lithium hydroxide is produced from the recovery liquid.

公开(公告)号：US20230282876A1

公开(公告)日：2023-09-07

申请号：US18175772

申请日：2023-02-28

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Futoshi UTSUNO ,  Kota TERAI ,  Takashi UMEKI ,  Masaru NAKAGAWA ,  Hiroshi YAMAGUCHI

IPC: H01M10/0562 ,  H01B1/10 ,  H01M10/052 ,  H01B1/06 ,  H01M4/136 ,  H01M10/0525 ,  H01M10/058

CPC classification number: H01M10/0562 ,  H01B1/10 ,  H01M10/052 ,  H01B1/06 ,  H01M4/136 ,  H01M10/0525 ,  H01M10/058 ,  H01M4/5815

Abstract: A sulfide solid electrolyte that contains lithium, phosphorus, sulfur, chlorine and bromine, wherein in powder X-ray diffraction analysis using CuKα rays, it has a diffraction peak A at 2θ=25.2±0.5 deg and a diffraction peak B at 2θ=29.7±0.5 deg, the diffraction peak A and the diffraction peak B satisfy the following formula (A), and a molar ratio of the chlorine to the phosphorus “c (Cl/P)” and a molar ratio of the bromine to the phosphorus “d (Br/P)” satisfies the following formula (1):


1.2

公开(公告)号：US20200325072A1

公开(公告)日：2020-10-15

申请号：US16096641

申请日：2017-04-26

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Kazuyoshi INOUE ,  Futoshi UTSUNO ,  Shigekazu TOMAI ,  Masatoshi SHIBATA ,  Mami ITOSE

IPC: C04B35/01 ,  C04B35/626 ,  C04B35/64 ,  C23C14/34 ,  C23C14/08 ,  H01L21/02 ,  H01L27/12 ,  H01L29/24 ,  H01L29/786

Abstract: An oxide sintered body is characterized in that it comprises an oxide including an In element, a Zn element, a Sn element and a Y element and that a sintered body density is equal to or more than 100.00% of a theoretical density.

公开(公告)号：US20200220208A1

公开(公告)日：2020-07-09

申请号：US16637513

申请日：2018-08-06

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Futoshi UTSUNO ,  Toshiaki TSUNO ,  Kota TERAI ,  Atsushi SATO

IPC: H01M10/0562 ,  H01M10/0525 ,  H01M10/48 ,  H01M10/653 ,  H01M4/1315 ,  C01B25/14

Abstract: A sulfide solid electrolyte comprising lithium, phosphorus and sulfur, wherein the sulfide solid electrolyte has a diffraction peak A at 2θ=25.2±0.5 deg and a diffraction peak B at 29.7±0.5 deg in powder X-ray diffraction using CuKα rays, an area ratio of a peak derived from PS43− glass to the total area of peaks derived from glass observed in solid 31P-NMR measurement is 90% or more and 100% or less, and an area ratio of peaks derived from glass to the total area of all peaks at 60 to 120 ppm observed in solid 31P-NMR measurement is 1% or more and 45% or less.

公开(公告)号：US20200006808A1

公开(公告)日：2020-01-02

申请号：US16491659

申请日：2018-03-08

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Futoshi UTSUNO ,  Toshiaki TSUNO ,  Kota TERAI ,  Hironari KIMPARA ,  Atsushi SATO

IPC: H01M10/0562 ,  H01M10/0525 ,  H01M4/62 ,  H01M4/13 ,  H01B1/10 ,  C01B17/22

Abstract: A sulfide solid electrolyte particles comprising lithium, phosphorus and sulfur, having a volume-based average particle size measured by laser diffraction particle size distribution measurement of 0.1 μm or more and 10 μm or less, having a diffraction peak having 2θ ranging from 29.0 to 31.0 deg in powder X-ray diffraction measurement using CuKα ray, and an intensity ratio (Ib/Ip) of a peak intensity Ip of the diffraction peak to a diffraction intensity Ib at a high angle-side low part of the diffraction peak is less than 0.09.