337 patents
Utility
Organic electroluminescent element and electronic device
5 Dec 23
An organic electroluminescence device includes an anode, an emitting layer, and a cathode, in which the emitting layer contains a first compound and a second compound, the second compound satisfying (a), (b), (c), and (d) of: (a) a half bandwidth being 30 nm or less; (b) ionization potential being 6.0 eV or less; (c) a singlet energy S1(M2) being 2.6 eV or more; and (d) a peak top in a toluene solution being 465 nm or less.
Kazuki Nishimura
Filed: 16 Apr 20
Utility
Organic electroluminescent element and electronic device
5 Dec 23
Satomi Tasaki, Kazuki Nishimura, Yuki Nakano, Hiroaki Itoi
Filed: 26 Apr 21
Utility
ofxkzpehpd240wi9h02twdyp92gyy3r9e2ykxai 8c4p4hzvzx94
21 Nov 23
Provided are: a lubricating oil composition for transmissions having a long fatigue life and a low viscosity, which contains a base oil and an olefin copolymer and in which the mass-average molecular weight of the olefin copolymer is 5,000 or more and 30,000 or less, the hydrodynamic radius of the olefin copolymer is 1.00 nm or more and 5.00 nm or less, and the content of the olefin copolymer based on the total amount of the composition is 1.0% by mass or more and 8.0% by mass or less; and a production method for the composition, a lubricating method using a lubricating oil composition for transmissions, and a transmission.
Kazushi Tamura
Filed: 22 Apr 20
Utility
ocy9z4ohirdp64jlqfgs6kb5x0zm6ipowl8l1amq h90k98viq3ke
21 Nov 23
An objective of the present invention is to provide a culturing method, by which Bacillus bacterial spores can be efficiently produced.
Yuki Tsukagoshi
Filed: 6 Oct 17
Utility
9jvofseeoe9a9j2883gx76asjjf0xv5yrfl572q0wwqjzddxexuktx2
31 Oct 23
A grease composition may be used for speed reducers and speed increasers, being excellent in both torque transmission efficiency and leak prevention performance.
Akihiro Shishikura
Filed: 27 Feb 20
Utility
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24 Oct 23
Yusuke Takahashi, Tasuku Haketa, Shota Tanaka
Filed: 1 Jul 22
Utility
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24 Oct 23
Takuji Okamoto
Filed: 2 Sep 19
Utility
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26 Sep 23
A schottky barrier diode element having a silicon (Si) substrate, an oxide semiconductor layer and a schottky electrode layer, wherein the oxide semiconductor layer includes a polycrystalline and/or amorphous oxide semiconductor having a band gap of 3.0 eV or more and 5.6 eV or less.
Shigekazu Tomai, Masatoshi Shibata, Emi Kawashima, Koki Yano, Hiromi Hayasaka
Filed: 25 May 17
Utility
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26 Sep 23
A composition comprising: (a) a conductive polymer, (b) a resin having a solubility parameter of 9.0 to 12.0 (cal/cm3)1/2, (c) a solvent, and (d) a phenolic compound.
Shingo Onodera, Toru Bando
Filed: 18 Apr 19
Utility
crwu51d298fgoq77pps95bshdhpn5x1o6t6jww2sp294r
19 Sep 23
The present invention provides a water-soluble metalworking oil composition, including: 5.0 to 20.0 mass % of a sulfur compound (A) that is one or more kinds selected from the group consisting of a sulfurized fat and oil and a sulfurized ester and has a kinematic viscosity of 10 to 800 mm2/s at 40° C.; 0.5 to 20.0 mass % of the nonionic surfactant (B) having an HLB of 6 to 18; 7.0 to 30.0 mass % of an unsaturated fatty acid polymer (C); and an amine compound (D) selected from the group consisting of a tertiary amine and a secondary amine.
Tomohiko Kitamura
Filed: 25 Mar 20
Utility
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19 Sep 23
Yoshinao Shirasaki, Tetsuya Masuda, Takushi Shiomi, Masatoshi Saito, Kei Yoshida, Masato Nakamura
Filed: 20 Feb 19
Utility
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19 Sep 23
The present invention addresses a problem of providing a grease composition containing a urea-based thickener and capable of appropriately maintaining the kinematic friction force in lubrication parts.
Go Watanabe
Filed: 27 Feb 20
Utility
23qdpz7a93kn7uckj7hpj7r3r 3db5c1gr1wnnluq2x1hjp7e
5 Sep 23
Disclosed is a method for producing a sulfide solid electrolyte including a step of processing a slurry by at least one treatment selected from drying and heating, wherein a solid electrolyte raw material containing a lithium element, a sulfur element, a phosphorus element and a halogen element, and a complexing agent are mixed in a reactor to give a complex slurry containing a complex formed of the solid electrolyte raw material and the complexing agent, and the complex slurry is transferred into an intermediate tank equipped with a cooling device and cooled therein.
Yusuke Iseki, Nobuhito Nakaya
Filed: 20 Nov 20
Utility
0ckcdojtzkmbkxp823g4kje2t2fhp8qhus5rszp74yx2l4pfj
5 Sep 23
The present invention relates to a grease composition which can impart excellent durability to a bearing used under a high-speed rotation condition with a DN value of 100,000 or more, wherein the grease composition contains a base oil (A) and a urea-based thickener (B), and particles containing the urea-based thickener (B) in the grease composition satisfy requirement (I) that the particles have an arithmetic mean particle diameter of 2.0 μm or less on an area basis when measured by a laser diffraction scattering method.
Kouji Takane, Go Watanabe, Akihiro Shishikura, Jun Yamashita
Filed: 31 Jan 20
Utility
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5 Sep 23
Provided are a novel aromatic amine derivative having a specific structure and an organic electroluminescence device in which an organic thin layer comprising a single layer or plural layers including a light emitting layer is interposed between a cathode and an anode, wherein at least one layer of the above organic thin layer contains the aromatic amine derivative described above in the form of a single component or a mixed component.
Nobuhiro Yabunouchi, Tetsuya Inoue
Filed: 4 May 22
Utility
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22 Aug 23
Provided is a polycarbonate resin composition, including: an aromatic polycarbonate resin (A); an alicyclic epoxy compound (B); a predetermined antioxidant (C); and a predetermined phosphorus compound (D), wherein, with respect to 100 parts by mass of the component (A), a content of the component (B) is 0.01 part by mass or more and 0.1 part by mass or less, a content of the component (C) is 0.01 part by mass or more and 0.1 part by mass or less, and a content of the component (D) is 0.01 part by mass or more and 0.05 part by mass or less.
Toshio Isozaki, Takahiro Torii, Yasunobu Yamazaki, Naoto Okubo
Filed: 5 Oct 21
Utility
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15 Aug 23
Toshinari Ogiwara, Yoshikazu Tanaka, Keiji Okinaka
Filed: 18 Mar 14
Utility
1249rh39gognzsv44tme4nkxrnkfl76hspdqetmevcqlr2x34puy9m
15 Aug 23
An oxide semiconductor film contains In, Ga, and Sn at respective atomic ratios satisfying formulae (1) to (3): 0.01≤Ga/(In+Ga+Sn)≤0.30 . . . (1); 0.01≤Sn/(In+Ga+Sn)≤0.40 . . . (2); and 0.55≤In/(In+Ga+Sn)≤0.98 . . . (3), and Al at an atomic ratio satisfying a formula (4): 0.05≤Al/(In+Ga+Sn+Al)≤0.30 . . . (4).
Kazuyoshi Inoue, Masatoshi Shibata
Filed: 23 Jan 18
Utility
e3o9gusfnlt6hl4qseukcbqr2mp4dhsy0p0d3ka2l0a528
15 Aug 23
Hirokatsu Ito, Tasuku Haketa, Yu Kudo
Filed: 6 Sep 22
Utility
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8 Aug 23
Ryoji Maeda, Satomi Tasaki, Kazuki Nishimura, Yongguk Lee
Filed: 10 Sep 20