Patents by Inventor Takashi Kashiwamura

Takashi Kashiwamura has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10763442
    Abstract: A compound having a structure wherein at least 8-position or 9-position of fluoranthene is replaced by a nitrogen atom, a material for organic electroluminescence devices including the compound, and an organic electroluminescence device and an electronic equipment each including the material are provided. The compound is represented by formula (1): wherein A represents CR0 or N; R0 to R8 each independently represent a hydrogen atom or a substituent; at least one selected from R0 to R8 represents a substituent other than hydrogen atom; and groups selected from R0 to R8 which are bonded to adjacent carbon atoms may be bonded to each other to form a saturated or unsaturated ring structure.
    Type: Grant
    Filed: January 16, 2019
    Date of Patent: September 1, 2020
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Takashi Kashiwamura, Kiyoshi Ikeda, Hironori Kawakami, Masahiro Kawamura
  • Patent number: 10538514
    Abstract: A compound has a first structure represented by a formula (1), a second structure represented by a formula (2), a third structure represented by a formula (3), and a fourth structure represented by a formula (4), the first structure, the second structure, the third structure and the fourth structure being mutually independently present in a molecule,
    Type: Grant
    Filed: February 12, 2016
    Date of Patent: January 21, 2020
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Taro Yamaki, Kiyoshi Ikeda, Takashi Kashiwamura, Hironori Kawakami
  • Publication number: 20190148649
    Abstract: A compound having a structure wherein at least 8-position or 9-position of fluoranthene is replaced by a nitrogen atom, a material for organic electroluminescence devices including the compound, and an organic electroluminescence device and an electronic equipment each including the material are provided. The compound is represented by formula (1): wherein A represents CR0 or N; R0 to R8 each independently represent a hydrogen atom or a substituent; at least one selected from R0 to R8 represents a substituent other than hydrogen atom; and groups selected from R0 to R8 which are bonded to adjacent carbon atoms may be bonded to each other to form a saturated or unsaturated ring structure.
    Type: Application
    Filed: January 16, 2019
    Publication date: May 16, 2019
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Takashi KASHIWAMURA, Kiyoshi Ikeda, Hironori Kawakami, Masahiro Kawamura
  • Patent number: 10217945
    Abstract: A compound having a structure wherein at least 8-position or 9-position of fluoranthene is replaced by a nitrogen atom, a material for organic electroluminescence devices including the compound, and an organic electroluminescence device and an electronic equipment each including the material are provided. The compound is represented by formula (1): wherein A represents CR0 or N; R0 to R8 each independently represent a hydrogen atom or a substituent; at least one selected from R0 to R8 represents a substituent other than hydrogen atom; and groups selected from R0 to R8 which are bonded to adjacent carbon atoms may be bonded to each other to form a saturated or unsaturated ring structure.
    Type: Grant
    Filed: September 30, 2014
    Date of Patent: February 26, 2019
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Takashi Kashiwamura, Kiyoshi Ikeda, Hironori Kawakami, Masahiro Kawamura
  • Publication number: 20180037574
    Abstract: A compound has a first structure represented by a formula (1), a second structure represented by a formula (2), a third structure represented by a formula (3), and a fourth structure represented by a formula (4), the first structure, the second structure, the third structure and the fourth structure being mutually independently present in a molecule,
    Type: Application
    Filed: February 12, 2016
    Publication date: February 8, 2018
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Taro YAMAKI, Kiyoshi IKEDA, Takashi KASHIWAMURA, Hironori KAWAKAMI
  • Publication number: 20170018719
    Abstract: Provided are a compound that is represented by the following general formulae (1) and (2), and has a nitrogen-containing heteroaromatic group substituted with a substituent having a particular structure containing 11 or more benzene rings in one molecule, a material for an organic electroluminescence device containing the compound, an ink composition containing a solvent and the compound, an organic electroluminescence device containing the compound, and an electronic equipment having the organic electroluminescence device mounted thereon.
    Type: Application
    Filed: March 12, 2015
    Publication date: January 19, 2017
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Hironori KAWAKAMI, Kiyoshi IKEDA, Taro YAMAKI, Takashi KASHIWAMURA
  • Publication number: 20160226002
    Abstract: A compound having a structure wherein at least 8-position or 9-position of fluoranthene is replaced by a nitrogen atom, a material for organic electroluminescence devices including the compound, and an organic electroluminescence device and an electronic equipment each including the material are provided. The compound is represented by formula (1): wherein A represents CR0 or N; R0 to R8 each independently represent a hydrogen atom or a substituent; at least one selected from R0 to R8 represents a substituent other than hydrogen atom; and groups selected from R0 to R8 which are bonded to adjacent carbon atoms may be bonded to each other to form a saturated or unsaturated ring structure.
    Type: Application
    Filed: September 30, 2014
    Publication date: August 4, 2016
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Takashi KASHIWAMURA, Kiyoshi IKEDA, Hironori KAWAKAMI, Masahiro KAWAMURA
  • Patent number: 8017677
    Abstract: A compound having a particular structural formula containing plural alkyl groups connected to each other, such as 9-methylenenonadecane, 2-decyl-2-octyloxirane and the like, is mixed in a resin composition for sealing. Accordingly, a resin composition without surface stickiness is obtained that has low viscosity and excellent thixotropic property before curing, and has excellent adhesion property and low tackiness residual property after curing, which can be favorably used as a resin composition for sealing for construction and automobile.
    Type: Grant
    Filed: March 28, 2007
    Date of Patent: September 13, 2011
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Yoshio Ikeda, Takashi Kashiwamura, Kunio Takeuchi
  • Publication number: 20100266952
    Abstract: A cyclic compound shown by the following formula (I): wherein, of two R1s which are present on the same aromatic ring, one is a group shown by R3, and the other is a dissolution controlling group; R3s are independently hydrogen, a substituted or unsubstituted linear aliphatic hydrocarbon group having 1 to 20 carbon atoms, a substituted or unsubstituted branched aliphatic hydrocarbon group having 3 to 12 carbon atoms, a substituted or unsubstituted cyclic aliphatic hydrocarbon group having 3 to 20 carbon atoms, a substituted or unsubstituted aromatic group having 6 to 10 carbon atoms, an alkoxyalkyl group, a silyl group or a group formed by combining these groups with a divalent group.
    Type: Application
    Filed: December 11, 2008
    Publication date: October 21, 2010
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Takashi Kashiwamura, Akinori Yomogita, Mitsuru Shibata, Takanori Owada, Hirotoshi Ishii, Masashi Sekikawa, Norio Tomotsu
  • Publication number: 20100190107
    Abstract: A cyclic compound shown by the following formula (I):
    Type: Application
    Filed: June 13, 2008
    Publication date: July 29, 2010
    Applicant: Idemitsu Kosan Co. Ltd
    Inventors: Mitsuru Shibata, Takanori Owada, Akinori Yomogita, Takashi Kashiwamura, Masashi Sekikawa, Norio Tomotsu, Hirotoshi Ishii
  • Publication number: 20100022692
    Abstract: A compound having a particular structural formula containing plural alkyl groups connected to each other, such as 9-methylenenonadecane, 2-decyl-2-octyloxirane and the like, is mixed in a resin composition for sealing. Accordingly, a resin composition without surface stickiness is obtained that has low viscosity and excellent thixotropic property before curing, and has excellent adhesion property and low tackiness residual property after curing, which can be favorably used as a resin composition for sealing for construction and automobile.
    Type: Application
    Filed: March 28, 2007
    Publication date: January 28, 2010
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Yoshio Ikeda, Takashi Kashiwamura, Kunio Takeuchi
  • Publication number: 20090215973
    Abstract: A propylenic polymer according to the present invention or a composition thereof have an excellent melt flowability and contains a less amount of stickiness-causing components, and also has a low modulus and is pliable, and is capable of providing a transparent molded article, thus being useful as a substitute for a pliable vinyl chloride resin. In addition, a molded article made therefrom exhibits an excellent heat seal performance at a low temperature, and is excellent in terms of transparency and rigidity. Specifically, it has an isotactic pentad fraction (mmmm), which indicates a stereoregularity, of 30 to 80%, a molecular weight distribution (Mw/Mn) of 3.5 or less and an intrinsic viscosity [?] of 0.8 to 5 dl/g.
    Type: Application
    Filed: April 23, 2009
    Publication date: August 27, 2009
    Applicant: Idemitsu Kosan Co., Ltd.
    Inventors: Yutaka Minami, Masato Kijima, Takuji Okamoto, Yasushi Seta, Yasuhiro Mogi, Tsuyoshi Ota, Hideo Funabashi, Takashi Kashiwamura, Noriyuki Tani, Masami Kanamaru, Koji Kakigami
  • Patent number: 7547808
    Abstract: To provide a process capable of producing an aldehyde with a 2-position branched long-chain alkyl with high yield and high selectivity. The process for producing an aldehyde with a 2-position branched long-chain alkyl represented by the following general formula (2) contains: using a 2-position branched epoxide represented by the following general formula (1) as a raw material; and subjecting the epoxide to acid rearrangement reaction with a polyacid of a metallic oxoacid as a catalyst. In the formulae, n represents an integer of from 5 to 17.
    Type: Grant
    Filed: July 21, 2006
    Date of Patent: June 16, 2009
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Haruhito Sato, Takashi Kashiwamura, Yoshio Ikeda
  • Patent number: 7544758
    Abstract: A propylenic polymer according to the present invention or a composition thereof have an excellent melt flowability and contains a less amount of stickiness-causing components, and also has a low modulus and is pliable, and is capable of providing a transparent molded article, thus being useful as a substitute for a pliable vinyl chloride resin. In addition, a molded article made therefrom exhibits an excellent heat seal performance at a low temperature, and is excellent in terms of transparency and rigidity. Specifically, it has an isotactic pentad fraction (mmmm), which indicates a stereoregulariry, of 30 to 80%, a molecular weight distribution (Mw/Mn) of 3.5 or less and an intrinsic viscosity [?] of 0.8 to 5 dl/g.
    Type: Grant
    Filed: September 1, 2006
    Date of Patent: June 9, 2009
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Yutaka Minami, Masato Kijima, Takuji Okamoto, Yasushi Seta, Yasuhiro Mogi, Tsuyoshi Ota, Hideo Funabashi, Takashi Kashiwamura, Noriyuki Tani, Masami Kanamaru, Koji Kakigami
  • Publication number: 20090076311
    Abstract: To provide a process capable of producing an aldehyde with a 2-position branched long-chain alkyl with high yield and high selectivity. The process for producing an aldehyde with a 2-position branched long-chain alkyl represented by the following general formula (2) contains: using a 2-position branched epoxide represented by the following general formula (1) as a raw material; and subjecting the epoxide to acid rearrangement reaction with a polyacid of a metallic oxoacid as a catalyst. In the formulae, n represents an integer of from 5 to 17.
    Type: Application
    Filed: July 21, 2006
    Publication date: March 19, 2009
    Applicant: Idemitsu Kosan Co., Ltd.
    Inventors: Haruhito Sato, Takashi Kashiwamura, Yoshio Ikeda
  • Patent number: 7453005
    Abstract: A transition metal compound useful as a component of a catalyst for olefin polymerization and a highly active polymerization catalyst capable of producing a high molecular weight olefin polymer. The catalyst for olefin polymerization contains a transition metal compound represented by formula (1) wherein M is a metal element of the groups 3 to 10 of the Periodic Table or a lanthanoid; X represents a ligand having a sigma bond for binding to M, and when X is plural, the Xs may be the same or different; Y represents a Lewis base, and when Y is plural, the Ys may be the same or different; A1 and A2 represent crosslinking groups and at least one thereof has a boron or phosphorous atom as a crosslinking atom; q is an integer of 1 to 5 and equals [(the valance of M)?2]; r is an integer of 0 to 3; and Q1 and Q2 have a specific structure, and Q1 and Q2 may be different or the same.
    Type: Grant
    Filed: January 24, 2005
    Date of Patent: November 18, 2008
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Takuji Okamoto, Takashi Kashiwamura
  • Patent number: 7402610
    Abstract: A carbonyl compound represented by the following formula [1], wherein X is hydrogen, a hydroxy group, an alkoxy group or a group derived from a polyol, and n, which is the same in each instance, is 4 to 30. Compositions comprising the compound, and method for making the compound.
    Type: Grant
    Filed: January 28, 2005
    Date of Patent: July 22, 2008
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Haruhito Sato, Takashi Kashiwamura, Takuji Okamoto, Kiyohiko Yokota
  • Patent number: 7320950
    Abstract: The propylene polymer of the present invention satisfies (1) a 25° C. hexane soluble content (H25) of 0-80 wt %; and (2) either no melting temperature (Tm) measurable by differential scanning calorimetry (DSC), or a melting temperature (Tm) satisfying, if measurable by DSC, the following relationship: ?H?3×(Tm?120) wherein ?H is a melting endotherm (J/g). The propylene homopolymer of the present invention satisfies (1) a meso pentad fraction (mmmm) of 30-60 mol %; (2) a racemic pentad fraction (rrrr) satisfying the following relationship: [rrrr/(1?mmmm)]?0.1; (3) a fraction (W25) eluted at a temperatures up to 25° C. by temperature-programmed chromatography, of from 20-100 wt %; and, (4) a pentad fraction (rmrm) of more than 2.5 mol %. The propylene copolymer of the present invention satisfies (1) a stereoregularity index (P) of 55-90 mol % as determined by 13C-NMR measurement; and (2) a fraction (W25) eluted at a temperatures up to 25° C. by temperature-programmed chromatography, of from 20-100 wt %.
    Type: Grant
    Filed: October 27, 2006
    Date of Patent: January 22, 2008
    Assignee: Idemitsu Kosan Co., Ltd,
    Inventors: Takuji Okamoto, Takashi Kashiwamura, Noriyuki Tani, Yutaka Minami, Masami Kanamaru, Koji Kakigami
  • Publication number: 20070282123
    Abstract: A long-chain branched alkyl group-containing primary carbonyl compound which excels in low temperature fluidity and biodegradability and possesses a high boiling point, and a synthetic lubricant are provided. The carbonyl compound represented by the following formula [1] excels in low temperature fluidity and biodegradability and possesses a high boiling point, wherein X is hydrogen, a hydroxy group, an alkoxy group or a group derived from a polyol, and n is 4 to 30. The compound is suitably used in lubricating oils.
    Type: Application
    Filed: January 28, 2005
    Publication date: December 6, 2007
    Applicant: Idemitsu Kosan Co., Ltd
    Inventors: Haruhito Sato, Takashi Kashiwamura, Takuji Okamoto, Kiyohiko Yokota
  • Publication number: 20070161502
    Abstract: A transition metal compound useful as a component of a catalyst for olefin polymerization and a highly active polymerization catalyst capable of producing a high molecular weight olefin polymer. The catalyst for olefin polymerization contains a transition metal compound represented by formula (1) wherein M is a metal element of the groups 3 to 10 of the Periodic Table or a lanthanoid; X represents a ligand having a sigma bond for binding to M, and when X is plural, the Xs may be the same or different; Y represents a Lewis base, and when Y is plural, the Ys may be the same or different; A1 and A2 represent crosslinking groups and at least one thereof has a boron or phosphorous atom as a crosslinking atom; q is an integer of 1 to 5 and equals [(the valance of M)?2]; r is an integer of 0 to 3; and Q1 and Q2 have a specific structure, and Q1 and Q2 may be different or the same.
    Type: Application
    Filed: January 24, 2005
    Publication date: July 12, 2007
    Applicant: Idemitsu Kosan Co., Ltd.
    Inventors: Takuji Okamoto, Takashi Kashiwamura