Patents by Inventor Satoshi Kiriki

Satoshi Kiriki 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).

  • Publication number: 20170349539
    Abstract: The present invention relates to: a polymerizable compound represented by a formula (I); a polymerizable composition comprising the polymerizable compound and an initiator; a polymer obtained by polymerizing the polymerizable compound or the polymerizable composition; and an optically anisotropic article comprising the polymer [in the formula, Y1 to Y8 are a chemical single bond, —O—, —O—C(?O)—, —C(?O)—O—, or the like; G1 and G2 are a divalent aliphatic group having 1 to 20 carbon atoms, or the like; Z1 and Z2 are an alkenyl group having 2 to 10 carbon atoms, or the like; A1 is a tetravalent aromatic group, or the like; A2 and A3 are a divalent alicyclic hydrocarbon group having 3 to 30 carbon atoms, or the like; A4 and A5 are a divalent aromatic group having 4 to 30 carbon atoms, or the like; Ax1 and Ax2 are an organic group having 2 to 30 carbon atoms that includes an aromatic ring, or the like; Ay1 and Ay2 are a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, or the like; Q1 and Q2 are a hydrogen
    Type: Application
    Filed: August 25, 2017
    Publication date: December 7, 2017
    Applicant: ZEON CORPORATION
    Inventors: Kei SAKAMOTO, Satoshi KIRIKI, Kumi OKUYAMA
  • Publication number: 20170335193
    Abstract: Disclosed is a mixture containing polymerizable compounds having Formulas (III) and (IV) wherein Ar1 and Ar2 are divalent aromatic hydrocarbon or heteroaromatic ring group having D1 or D2 as a substituent; D1 and D2 are C1-C20 organic group having at least one aromatic ring selected from the group consisting of aromatic hydrocarbon ring and heteroaromatic ring; A11-A22 and B11-B22 are alicyclic or aromatic group which may have a substituent, Y11-Y22 and L11-L22 are single bond, —O—, —CO—, —C0—O—, —O—CO—, —NR21—CO—, —CO—NR22—, —O—CO—O—, —NR23—CO—O—, —O—CO—NR24— or —NR25—CO—NR26— where R21-R26 are hydrogen or C1-C6 alkyl group; R4-R9 are hydrogen, methyl group or chlorine; one of f and k is integer of 1 to 3 with the other being integer of 0 to 3; g, j, m and q are integer of 1 to 20; and h, i, n and p are 0 or 1.
    Type: Application
    Filed: May 18, 2017
    Publication date: November 23, 2017
    Applicant: ZEON CORPORATION
    Inventors: Kei SAKAMOTO, Kumi OKUYAMA, Satoshi KIRIKI
  • Patent number: 9776954
    Abstract: The present invention relates to: a polymerizable compound represented by a formula (I); a polymerizable composition comprising the polymerizable compound and an initiator; a polymer obtained by polymerizing the polymerizable compound or the polymerizable composition; and an optically anisotropic article comprising the polymer [in the formula, Y1 to Y8 are a chemical single bond, —O—, —O—C(?O)—, —C(?O)—O—, or the like; G1 and G2 are a divalent aliphatic group having 1 to 20 carbon atoms, or the like; Z1 and Z2 are an alkenyl group having 2 to 10 carbon atoms, or the like; A1 is a tetravalent aromatic group, or the like; A2 and A3 are a divalent alicyclic hydrocarbon group having 3 to 30 carbon atoms, or the like; A4 and A5 are a divalent aromatic group having 4 to 30 carbon atoms, or the like; Ax1 and Ax2 are an organic group having 2 to 30 carbon atoms that includes an aromatic ring, or the like; Ay1 and Ay2 are a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, or the like; Q1 and Q2 are a hydrogen
    Type: Grant
    Filed: October 16, 2013
    Date of Patent: October 3, 2017
    Assignee: ZEON CORPORATION
    Inventors: Kei Sakamoto, Satoshi Kiriki, Kumi Okuyama
  • Patent number: 9777096
    Abstract: The present invention pertains to: a polymerizable compound represented by a formula (I); a polymerizable composition comprising the polymerizable compound and an initiator; a polymer obtained by polymerizing the polymerizable compound or the polymerizable composition; and an optically anisotropic article comprising the polymer. The present invention provides a polymerizable compound, a polymerizable composition, and a polymer that have a practical low melting point, exhibit excellent solubility in a general-purpose solvent, can be produced at low cost, and can produce an optical film that achieves uniform conversion of polarized light over a wide wavelength band, and also provide an optically anisotropic article.
    Type: Grant
    Filed: October 16, 2013
    Date of Patent: October 3, 2017
    Assignee: Zeon Corporation
    Inventors: Kei Sakamoto, Satoshi Kiriki, Kumi Okuyama
  • Patent number: 9586917
    Abstract: A polymerizable compound has a practical low melting point, excellent solubility in a general-purpose solvent, and can produce an optical film at low cost, exhibits low reflected luminance, and achieves uniform conversion of polarized light over a wide wavelength band, an optically anisotropic article. A carbonyl compound is useful as a raw material for producing the polymerizable compound. (In the formula (I), Y1 to Y8 represent —C(?O)—O—, G1 and G2 represent a C1-20 divalent linear aliphatic group, Z1 and Z2 represent a C2-10 alkenyl group that is unsubstituted, or substituted with a halogen atom, Ax represents a C2-30 organic group with at least one aromatic ring, Ay represents a hydrogen atom or C1-20 alkyl group, A1 represents a trivalent aromatic group, A2 and A3 represent a C3-30 divalent alicyclic hydrocarbon group, A4 and A5 represent a C6-30 divalent aromatic group or the like, and Q1 represents a hydrogen atom.
    Type: Grant
    Filed: May 30, 2013
    Date of Patent: March 7, 2017
    Assignee: ZEON CORPORATION
    Inventors: Kei Sakamoto, Satoshi Kiriki, Kumi Okuyama, Kanako Taira
  • Publication number: 20160280672
    Abstract: A polymerizable compound has a practical low melting point, excellent solubility in a general-purpose solvent, and can produce an optical film at low cost, exhibits low reflected luminance, and achieves uniform conversion of polarized light over a wide wavelength band, an optically anisotropic article. A carbonyl compound is useful as a raw material for producing the polymerizable compound. (In the formula (I), Y1 to Y8 represent —C(?O)—O—, G1 and G2 represent a C1-20 divalent linear aliphatic group, Z1 and Z2 represent a C2-10 alkenyl group that is unsubstituted, or substituted with a halogen atom, Ax represents a C2-30 organic group with at least one aromatic ring, Ay represents a hydrogen atom or C1-20 alkyl group, A1 represents a trivalent aromatic group, A2 and A3 represent a C3-30 divalent alicyclic hydrocarbon group, A4 and A5 represent a C6-30 divalent aromatic group or the like, and Q1 represents a hydrogen atom.
    Type: Application
    Filed: June 10, 2016
    Publication date: September 29, 2016
    Applicant: ZEON CORPORATION
    Inventors: Kei SAKAMOTO, Satoshi KIRIKI, Kumi OKUYAMA, Kanako TAIRA
  • Publication number: 20160002490
    Abstract: The present invention pertains to: a polymerizable composition comprising a cycloolefin-based monomer represented by a formula (I), and a polymerization catalyst, wherein R1 is a hydrocarbon group having 1 to 10 carbon atoms, a halogen atom, etc, m is an integer from 0 to 6n+6, and n is an integer from 1 to 3. As a result of the present invention, a polymerizable composition that is useful as a material for producing a cycloolefin-based resin formed article that exhibits excellent adhesion to a metal, a cycloolefin-based polymer obtained from the polymerizable composition, a cycloolefin-based resin formed article, and a laminate that includes a metal foil and a cycloolefin-based resin layer that is situated adjacent to the metal foil are provided.
    Type: Application
    Filed: February 19, 2014
    Publication date: January 7, 2016
    Applicant: ZEON CORPORATION
    Inventors: Mitsuteru Endo, Satoshi Kiriki, Yasuo Tsunogae
  • Publication number: 20160002374
    Abstract: According to the invention, a polymerizable compound, a polymerizable composition, and a polymer that have a low melting point at a practical level, exhibit excellent solubility in a general-purpose solvent, can be produced at low cost, and can produce an optical film that exhibits excellent transparency, and achieves uniform conversion of polarized light over a wide wavelength band, and an optically anisotropic article can be provided. In formula (I), Y1 to Y8 are, —O—, —O—C(?O)—, —C(?O)—O—, etc., G1 and G2 are a divalent linear aliphatic group of 1-20 carbon atoms, Z1 and Z2 are an alkenyl group of 2-10 carbon atoms that is substituted with a halogen atom, or unsubstituted, Ax is an organic group of 2-30 carbon atoms that includes at least one aromatic ring, Ay is a hydrogen atom, an alkyl group of 1-20 carbon atoms, etc.
    Type: Application
    Filed: February 12, 2014
    Publication date: January 7, 2016
    Applicant: ZEON CORPORATION
    Inventors: Kei SAKAMOTO, Satoshi KIRIKI, Kumi OKUYAMA, Kanako SANUKI
  • Publication number: 20150274872
    Abstract: The present invention pertains to: a polymerizable compound represented by a formula (I); a polymerizable composition comprising the polymerizable compound and an initiator; a polymer obtained by polymerizing the polymerizable compound or the polymerizable composition; and an optically anisotropic article comprising the polymer. The present invention provides a polymerizable compound, a polymerizable composition, and a polymer that have a practical low melting point, exhibit excellent solubility in a general-purpose solvent, can be produced at low cost, and can produce an optical film that achieves uniform conversion of polarized light over a wide wavelength band, and also provide an optically anisotropic article. [In the formula: Y1 to Y8 are a chemical single bond, —O—, —O—C(?O)—, —O—C(?O)—O—, etc.; G1 and G2 are a divalent aliphatic group having 1 to 20 carbon atoms, etc.; Z1 and Z2 are an alkenyl group having 2 to 10 carbon atoms that is substituted with a halogen atom, or unsubstituted, etc.
    Type: Application
    Filed: October 16, 2013
    Publication date: October 1, 2015
    Applicant: ZEON CORPORATION
    Inventors: Kei Sakamoto, Satoshi Kiriki, Kumi Okuyama
  • Publication number: 20150274647
    Abstract: The present invention relates to: a polymerizable compound represented by a formula (I); a polymerizable composition comprising the polymerizable compound and an initiator; a polymer obtained by polymerizing the polymerizable compound or the polymerizable composition; and an optically anisotropic article comprising the polymer [in the formula, Y1 to Y8 are a chemical single bond, —O—, —O—C(?O)—, —C(?O)—O—, or the like; G1 and G2 are a divalent aliphatic group having 1 to 20 carbon atoms, or the like; Z1 and Z2 are an alkenyl group having 2 to 10 carbon atoms, or the like; A1 is a tetravalent aromatic group, or the like; A2 and A3 are a divalent alicyclic hydrocarbon group having 3 to 30 carbon atoms, or the like; A4 and A5 are a divalent aromatic group having 4 to 30 carbon atoms, or the like; Ax1 and Ax2 are an organic group having 2 to 30 carbon atoms that includes an aromatic ring, or the like; Ay1 and Ay2 are a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, or the like; Q1 and Q2 are a hydrogen
    Type: Application
    Filed: October 16, 2013
    Publication date: October 1, 2015
    Applicant: ZEON CORPORATION
    Inventors: Kei Sakamoto, Satoshi Kiriki, Kumi Okuyama
  • Publication number: 20150175564
    Abstract: A polymerizable compound has a practical low melting point, excellent solubility in a general-purpose solvent, and can produce an optical film at low cost, exhibits low reflected luminance, and achieves uniform conversion of polarized light over a wide wavelength band, an optically anisotropic article. A carbonyl compound is useful as a raw material for producing the polymerizable compound. (In the formula (I), Y1 to Y8 represent —C(?O)—O—, G1 and G2 represent a C1-20 divalent linear aliphatic group, Z1 and Z2 represent a C2-10 alkenyl group that is unsubstituted, or substituted with a halogen atom, Ax represents a C2-30 organic group with at least one aromatic ring, Ay represents a hydrogen atom or C1-20 alkyl group, A1 represents a trivalent aromatic group, A2 and A3 represent a C3-30 divalent alicyclic hydrocarbon group, A4 and A5 represent a C6-30 divalent aromatic group or the like, and Q1 represents a hydrogen atom.
    Type: Application
    Filed: May 30, 2013
    Publication date: June 25, 2015
    Inventors: Kei Sakamoto, Satoshi Kiriki, Kumi Okuyama, Kanako Taira
  • Publication number: 20150087754
    Abstract: A condensed heterocyclic compound which is shown by the following formula (I) and a composition containing an (a) organic material and (b) at least one type of the condensed heterocyclic compound are provided. (Y indicates a chemical single bond, —S(?O)—, or —SO2—. Ra and Rb indicate substitutable C1 to C30 organic groups. Za and Zb indicate chemical single bonds or —SO2—. X1 and X2 indicate hydrogen atoms etc. n and m respectively independently indicate integers of 0 to 2, where one of n and m is not 0).
    Type: Application
    Filed: December 4, 2014
    Publication date: March 26, 2015
    Applicant: ZEON CORPORATION
    Inventors: Kei SAKAMOTO, Satoshi KIRIKI, Tomonori OGAWA, Masanobu SHINOHARA
  • Patent number: 8937121
    Abstract: A condensed heterocyclic compound which is shown by the following formula (I) and a composition containing an (a) organic material and (b) at least one type of the condensed heterocyclic compound are provided. (Y indicates a chemical single bond, —S(?O)—, or —SO2—. Ra and Rb indicate substitutable C1 to C30 organic groups. Za and Zb indicate chemical single bonds or —SO2—. X1 and X2 indicate hydrogen atoms etc. n and m respectively independently indicate integers of 0 to 2, where one of n and m is not 0).
    Type: Grant
    Filed: January 28, 2011
    Date of Patent: January 20, 2015
    Assignee: Zeon Corporation
    Inventors: Kei Sakamoto, Satoshi Kiriki, Tomonori Ogawa, Masanobu Shinohara
  • Patent number: 8883888
    Abstract: There are provided a novel diarylamine compound represented by the following formula (I), (II) or (III), which has at least one signal attributable to the hydrogen of the N—H moiety at 8.30 ppm to 9.00 ppm when a deuterated dimethyl sulfoxide solution of the diarylamine compound is analyzed by 1H-NMR; and an aging inhibitor, a polymer composition, a crosslinked rubber product and a molded article thereof, and a method of producing a diarylamine compound. In the formulas, A1 to A6 each represent an aromatic group which may have a substituent; A represents an aromatic group or a cyclic aliphatic group, which may both have a substituent; L represents 1 or 2; and n represents 0 or 1.
    Type: Grant
    Filed: June 30, 2010
    Date of Patent: November 11, 2014
    Assignee: Zeon Corporation
    Inventors: Kei Sakamoto, Tomonori Ogawa, Satoshi Kiriki, Masanobu Shinohara, Yasushi Nakano
  • Patent number: 8609753
    Abstract: An acrylic rubber composition which contains, with respect to 100 parts by weight of acrylic rubber, a compound which is expressed by the following general formula (1) in 0.1 to 50 parts by weight and a cross-linking agent in 0.05 to 20 parts by weight is provided. (where, in said general formula (1), Y indicates a chemical single bond or —SO2—. Ra and Rb respectively independently indicate substitutable C1 to C30 organic groups. Za and Zb respectively independently indicate chemical single bonds or —SO2—. n and m respectively independently are 0 or 1, at least one of n and m being 1).
    Type: Grant
    Filed: January 28, 2011
    Date of Patent: December 17, 2013
    Assignee: Zeon Corporation
    Inventors: Tomonori Ogawa, Masanobu Shinohara, Tsutomu Yoshimura, Kei Sakamoto, Satoshi Kiriki
  • Publication number: 20120302675
    Abstract: A condensed heterocyclic compound which is shown by the following formula (I) and a composition containing an (a) organic material and (b) at least one type of the condensed heterocyclic compound are provided. (Y indicates a chemical single bond, —S(?O)—, or —SO2—. Ra and Rb indicate substitutable C1 to C30 organic groups. Za and Zb indicate chemical single bonds or —SO2—. X1 and X2 indicate hydrogen atoms etc. n and m respectively independently indicate integers of 0 to 2, where one of n and m is not 0).
    Type: Application
    Filed: January 28, 2011
    Publication date: November 29, 2012
    Inventors: Kei Sakamoto, Satoshi Kiriki, Tomonori Ogawa, Masanobu Shinohara
  • Publication number: 20120302674
    Abstract: An acrylic rubber composition which contains, with respect to 100 parts by weight of acrylic rubber, a compound which is expressed by the following general formula (1) in 0.1 to 50 parts by weight and a cross-linking agent in 0.05 to 20 parts by weight is provided. (where, in said general formula (1), Y indicates a chemical single bond or —SO2—. Ra and Rb respectively independently indicate substitutable C1 to C30 organic groups. Za and Zb respectively independently indicate chemical single bonds or —SO2—.
    Type: Application
    Filed: January 28, 2011
    Publication date: November 29, 2012
    Inventors: Tomonori Ogawa, Masanobu Shinohara, Tsutomu Yoshimura, Kei Sakamoto, Satoshi Kiriki
  • Publication number: 20120101196
    Abstract: There are provided a novel diarylamine compound represented by the following formula (I), (II) or (III), which has at least one signal attributable to the hydrogen of the N—H moiety at 8.30 ppm to 9.00 ppm when a deuterated dimethyl sulfoxide solution of the diarylamine compound is analyzed by 1H-NMR; and an aging inhibitor, a polymer composition, a crosslinked rubber product and a molded article thereof, and a method of producing a diarylamine compound. In the formulas, A1 to A6 each represent an aromatic group which may have a substituent; A represents an aromatic group or a cyclic aliphatic group, which may both have a substituent; L represents 1 or 2; and n represents 0 or 1.
    Type: Application
    Filed: June 30, 2010
    Publication date: April 26, 2012
    Inventors: Kei Sakamoto, Tomonori Ogawa, Satoshi Kiriki, Masanobu Shinohara, Yasushi Nakano