公开(公告)号：US20230250357A1

公开(公告)日：2023-08-10

申请号：US18003100

申请日：2021-07-02

Applicant: Idemitsu Kosan Co.,Ltd.

Inventor： Shuichi SAKANOUE ,  Kenji KOBAYASHI

IPC: C10M169/04 ,  C10M137/10 ,  C10M135/10 ,  C10M135/34 ,  C10M141/10

CPC classification number: C10M169/04 ,  C10M137/10 ,  C10M135/10 ,  C10M135/34 ,  C10M141/10 ,  C10M2203/1025 ,  C10M2223/045 ,  C10M2219/044 ,  C10M2219/102 ,  C10N2030/36

Abstract: A lubricating oil composition may include a base oil (A), a zinc dithiophosphate (B) comprising a compound (B1) of formula (b-1), calcium sulfonate (C), and a seal sweller (D). In formula (b-1), R1 to R4 are each independently an alkyl group. However, at least one of R1 to R4 is a prescribed straight-chain alkyl group, and at least one of R1 to R4 is a prescribed branched chain alkyl group.

公开(公告)号：US11723266B2

公开(公告)日：2023-08-08

申请号：US17017186

申请日：2020-09-10

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Ryoji Maeda ,  Satomi Tasaki ,  Kazuki Nishimura ,  Yongguk Lee

IPC: C09K11/06 ,  H10K85/60 ,  C09K11/02 ,  H10K50/11 ,  H10K101/00

CPC classification number: H10K85/626 ,  C09K11/025 ,  C09K11/06 ,  H10K85/6574 ,  H10K50/11 ,  H10K2101/90

Abstract: An organic electroluminescence device includes: an anode; a cathode; a first emitting layer, and a second emitting layer, in which the first emitting layer includes a first host material in a form of a first compound represented by a formula (1), the second emitting layer includes a second host material in a form of a second compound represented by a formula (2) and having at least one group represented by a formula (21), and the first emitting layer is in direct contact with the second emitting layer.

公开(公告)号：US20230242408A1

公开(公告)日：2023-08-03

申请号：US17927765

申请日：2021-05-20

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Yusuke ISEKI ,  Takashi NAKAGAWA ,  Toyohiko IWAI

IPC: C01D15/04

CPC classification number: C01D15/04 ,  C01P2002/70 ,  C01P2004/03

Abstract: The present invention relates to a method for producing a lithium halide compound, capable of industrially advantageously producing a lithium halide compound having a low water content, particularly lithium bromide and lithium iodide, at a high reaction efficiency without accompanying a step of directly removing water, and the method including mixing lithium sulfide, a halogen molecule of at least one of bromine and iodine, and a first solvent; and removing the first solvent, wherein the first solvent is a solvent that dissolves a lithium halide containing the same halogen element as the halogen molecule.

公开(公告)号：US11673998B2

公开(公告)日：2023-06-13

申请号：US17318461

申请日：2021-05-12

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Hirotoshi Ishii

IPC: C08G73/06 ,  C08L79/04

CPC classification number: C08G73/0644 ,  C08L79/04 ,  C08L2203/16 ,  C08L2203/20

Abstract: A triazine ring-containing polymer, having a structural unit represented by the following formula (1), in which a peak top molecular weight obtained by gel permeation chromatography is 19,000 or less.

公开(公告)号：US20230174887A1

公开(公告)日：2023-06-08

申请号：US17907023

申请日：2021-03-19

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Sho YOKOYAMA

IPC: C10M169/04 ,  C10M107/10 ,  C10M101/02 ,  C10M111/04 ,  C10M155/02

CPC classification number: C10M169/041 ,  C10M107/10 ,  C10M101/02 ,  C10M111/04 ,  C10M155/02 ,  C10M2203/022 ,  C10M2203/1006 ,  C10M2229/041 ,  C10N2030/18

Abstract: A lubricating oil composition may have excellent long-term anti-foaming performance and detergency while blending a silicone-based anti-foaming agent. Such a lubricating oil composition may contain a base oil (A) and a silicone-based anti-foaming agent (B). A silicon atom content may be 50 ppb by mass to 4,000 ppb by mass, based on a total amount of the lubricating oil composition.

公开(公告)号：US20230172058A1

公开(公告)日：2023-06-01

申请号：US17906953

申请日：2021-03-23

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Tasuku HAKETA ,  Yusuke TAKAHASHI ,  Shota TANAKA ,  Hirokatsu ITO

IPC: H10K85/60 ,  C07D333/76 ,  C07D409/12

CPC classification number: H10K85/636 ,  C07D333/76 ,  H10K85/633 ,  C07D409/12 ,  H10K50/156

Abstract: A compound may be capable of further improving the capability of an organic EL device. An organic electroluminescent device may have a further improved device capability using such compound(s). An electronic device may include such an organic electroluminescent device. Such compounds may have formula (1)




wherein the symbols are as defined in the description.

公开(公告)号：US20230171977A1

公开(公告)日：2023-06-01

申请号：US17918267

申请日：2021-04-13

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Satomi TASAKI ,  Tetsuya MASUDA ,  Hiroaki TOYOSHIMA ,  Masato NAKAMURA

IPC: H10K50/12

CPC classification number: H10K50/12 ,  H10K2101/00

Abstract: An organic EL device includes a first emitting layer and a second emitting layer. The first emitting layer contains a first host material and a first dopant material. The second emitting layer contains a second host material and a second dopant material. The first host material and the second host material are different from each other. The first dopant material is a compound having a maximum peak wavelength of 500 nm or less. The second dopant material is a compound having a maximum peak wavelength of 500 nm or less. The first dopant material and the second dopant material are different from each other. A triplet energy T1(H1) of the first host material and a triplet energy T1(H2) of the second host material satisfy a relationship of a numerical formula (Numerical Formula 1),


T1(H1)>T1(H2)   (Numerical Formula 1).

公开(公告)号：US20230167072A1

公开(公告)日：2023-06-01

申请号：US18050171

申请日：2022-10-27

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Kei YOSHIDA ,  Masatoshi SAITO ,  Masato NAKAMURA ,  Sayaka MIZUTANI ,  Masato MITANI ,  Yoshinori AOYAMA ,  Ryota TAKAHASHI

IPC: C07D239/26 ,  H10K85/60 ,  C07D405/04 ,  C07D409/04 ,  C07D401/10 ,  C07D403/04 ,  C07D401/04 ,  H10K50/16 ,  H10K50/18

CPC classification number: C07D239/26 ,  H10K85/654 ,  C07D405/04 ,  H10K85/6574 ,  H10K85/6576 ,  C07D409/04 ,  C07D401/10 ,  H10K85/6572 ,  C07D403/04 ,  H10K85/622 ,  H10K85/615 ,  H10K85/652 ,  C07D401/04 ,  H10K50/16 ,  H10K50/18 ,  C07B2200/05

Abstract: A compound that further improves the capability of an organic electroluminescent device, an organic electroluminescent device having a further improved device capability, and an electronic device including the organic electroluminescent device are provided. A compound represented by the following formula (1):




wherein the symbols in the formula (1) are defined in the description, an organic electroluminescent device including the compound, and an electronic device including the organic electroluminescent device.

公开(公告)号：US11664530B2

公开(公告)日：2023-05-30

申请号：US17260379

申请日：2019-07-16

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Takayoshi Kambara ,  Minoru Senga ,  Hiroyuki Tamura

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

CPC classification number: H01M10/0562 ,  C01B25/14 ,  H01M10/0525 ,  C01P2002/72 ,  C01P2006/40 ,  H01M2300/008

Abstract: Provided is a method for producing a solid electrolyte having peaks at 2θ=20.2°±0.5° and 23.6°±0.5° in X-ray diffractometry using a CuKα ray and containing a lithium element, a phosphorus element, a sulfur element, and a halogen element, the method including using raw materials containing yellow phosphorus and a compound containing a lithium element, a sulfur element, and a halogen element.

公开(公告)号：US20230159479A1

公开(公告)日：2023-05-25

申请号：US18158613

申请日：2023-01-24

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Yu KUDO ,  Tasuku HAKETA ,  Hirokatsu ITO

IPC: C07D307/91 ,  H10K85/60

CPC classification number: C07D307/91 ,  H10K85/633 ,  H10K85/6574 ,  H10K50/12

Abstract: a compound represented by formula (A):




wherein Ar, R1 to R7, R11 to R14, R21 to R24, R31 to R34, *1, and R41 to R48 are as defined in the description provides organic electroluminescence devices with improved device performance.