Patents by Inventor Hiroaki Idei

Hiroaki Idei 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: 20210103215
    Abstract: The present invention provides a curable composition including a pigment, a compound A, a photopolymerization initiator, a curable compound, and a resin, in which a content of the compound A in a total solid content of the curable composition is 1 to 15 mass %. The compound A is a compound including each of a coloring agent partial structure and an acid group or a basic group in the same constitutional unit a and having two or more constitutional units a in one molecule. The present invention further provides a film formed of the curable composition, a color filter, a method for manufacturing a color filter, a solid-state imaging element, and an image display device.
    Type: Application
    Filed: December 10, 2020
    Publication date: April 8, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Akio MIZUNO, Masaomi MAKINO, Kazuya OOTA, Hiroaki IDEI
  • Publication number: 20210088902
    Abstract: Provided is a photosensitive composition including a pigment, a compound which is represented by Formula (1) (A1-L1-Z1) and has 3000 L·mol?1·cm?1 or less of a maximum value of a molar light absorption coefficient in a wavelength range of 400 to 700 nm, a polymerizable compound, and an oxime-based photopolymerization initiator. In Formula (1), A1 represents a group including an aromatic ring, L1 represents a single bond or a divalent linking group, and Z1 represents a group represented by Formula (Z1).
    Type: Application
    Filed: December 3, 2020
    Publication date: March 25, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Yasuhiro SAWAMURA, Masaomi Makino, Akio Mizuno, Yushi Kaneko, Hiroaki Idei
  • Patent number: 10921712
    Abstract: A color developing composition containing a compound represented by the Formula (1) as defined herein, a lithographic printing plate precursor including a support and an image-recording layer containing the color developing composition, a method for producing a lithographic printing plate including: exposing the lithographic printing plate precursor in an image pattern; and removing a non-exposed portion in the image-recording layer using at least one of printing ink or dampening water on a printer, and a color developing compound represented by the Formula (1) as defined herein.
    Type: Grant
    Filed: August 17, 2018
    Date of Patent: February 16, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Takeshi Inasaki, Keisuke Nogoshi, Hiroaki Idei, Akio Mizuno
  • Patent number: 10875950
    Abstract: Provided are a coloring composition having excellent heat resistance and solvent resistance, a cured film, a color filter, a method for manufacturing a color filter, a solid-state imaging device, an image display device, and a polymer. The coloring composition includes a polymer TP consisting only of a repeating unit A having a triarylmethane structure and a repeating unit B having an acid group, and a polymerizable compound, in which the polymer TP contain the repeating unit B in the amount of 12% to 60% by mass with respect to all the repeating units of the polymer TP.
    Type: Grant
    Filed: February 6, 2018
    Date of Patent: December 29, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Yuta Takasaki, Takuma Amemiya, Yasuhiro Ishiwata, Atsuyasu Nozaki, Hiroaki Idei, Atsushi Nakayama, Akinori Fujita
  • Publication number: 20200392343
    Abstract: Provided are a composition including a compound represented by Formula 1 and having a maximum absorption wavelength in a range of 600 nm or more and less than 750 nm and a polymerizable compound; as well as a cured product of the composition, a color filter including the cured product, a method for producing the color filter, a solid-state imaging element including the color filter, an image display device including the color filter, and a compound. In Formula 1, Z's each independently represent a specific group, n represents an integer of 4 to 16, and R's each independently represent a hydrogen atom or a monovalent substituent which is different from Z, m represents an integer of 0 to 12, and m+n is 16.
    Type: Application
    Filed: August 27, 2020
    Publication date: December 17, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Akio Mizuno, Kazuya Ota, Hiromu Koizumi, Hiroaki Idei
  • Publication number: 20200369810
    Abstract: Provided are a curable composition including a pigment, a resin having a structural unit represented by Formula 1, and a photopolymerization initiator; as well as a cured product obtained by curing the curable composition, a color filter including the cured product, a method for producing the color filter, and a solid-state imaging element or an image display device, each of which including the color filter. R1 to R3 each independently represent a hydrogen atom or an alkyl group, X1 represents —COO—, —CONR—, or an arylene group, R4 represents a divalent linking group, L1 represents a group represented by Formula 2 or 3, R5 represents an (n+1)-valent linking group, X2 represents an oxygen atom or —NRA-, RA represents a hydrogen atom, an alkyl group, or an aryl group, and n represents an integer of 1 or more.
    Type: Application
    Filed: August 14, 2020
    Publication date: November 26, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Junichi ITO, Yutaro Fukami, Yushi Kaneko, Kazuya Ota, Hiromu Koizumi, Michihiro Ogawa, Hiroaki Idei
  • Patent number: 10675903
    Abstract: Provided are a planographic printing plate precursor including: a support; and an image recording layer provided on the support, in which the image recording layer contains an infrared absorbing agent, a polymerization initiator, a polymerizable compound containing a hydrogen bonding group, and a hard polymer particle containing at least one group selected from the group consisting of a urethane group, a urea group, an imide group, an amide group, and a sulfonamide group on the surface of the hard polymer particle, and a number average primary particle diameter of the hard polymer particle is in a range of 0.01 to 1 ?m; and a plate-making method for a planographic printing plate obtained by using the planographic printing plate precursor.
    Type: Grant
    Filed: August 23, 2018
    Date of Patent: June 9, 2020
    Assignee: FUJIFILM CORPORATION
    Inventors: Kohei Aizu, Ryo Nakamura, Hiroaki Idei, Tomoki Ochimizu
  • Publication number: 20200142302
    Abstract: A curable composition contains a particle and at least one polymer compound selected from the group consisting of a polymer compound having a specific structure and a specific absorbance E of less than 5 at a maximum absorption wavelength in the range of 400 to 800 nm and a polymer compound having a specific structure and a specific absorbance E of less than 5 at a maximum absorption wavelength in the range of 400 to 800 nm.
    Type: Application
    Filed: January 7, 2020
    Publication date: May 7, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Junichi ITO, Yushi KANEKO, Hiroaki IDEI, Yutaro FUKAMI, Kazuya OTA
  • Patent number: 10444625
    Abstract: The coloring composition includes a curable compound and a colorant represented by (D-L1-Y—X—)n—R1—(R2)m; R1 represents a (m+n)-valent linking group, X represents —C(?O)O—, Y represents an alkylene group, L1 represents a single bond or a divalent linking group, D represents a colorant structure. R2 represents a monovalent substituent, m represents an integer of 1 to 13, n represents an integer of 2 to 14, m+n represents an integer of 3 to 15, L1 (in a case where L1 represents a single bond, D) and X are separated by Y by a distance of three or more carbon atoms, and at least one of D, L1, R1, R2, X, or Y has an acid group.
    Type: Grant
    Filed: February 8, 2017
    Date of Patent: October 15, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Suguru Samejima, Masayuki Harada, Hiroaki Idei, Kazuya Oota
  • Publication number: 20190243039
    Abstract: A structure includes: a near infrared transmitting filter that shields light in a visible range and allows transmission of at least a part of light in a near infrared range; and a member that is provided on an optical path of the near infrared transmitting filter on at least one of an incidence side into the near infrared transmitting filter or an emission side from the near infrared transmitting filter, allows transmission of light in a near infrared range, and has a refractive index of 1.7 or higher for the light in the near infrared range.
    Type: Application
    Filed: April 16, 2019
    Publication date: August 8, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Hirotaka TAKISHITA, Yutaro FUKAMI, Kyohei ARAYAMA, Hiroaki IDEI, Michihiro OGAWA, Yushi KANEKO, Shunsuke KITAJIMA
  • Publication number: 20190185656
    Abstract: A curable composition contains a resin containing a curable group, a colorant, a polymerization inhibitor, and a polymerization initiator. A manufacturing method of the curable composition includes a colorant dispersing step of mixing together the resin containing a curable group, the colorant, and the polymerization inhibitor and a mixing step of mixing together the colorant dispersion and the polymerization initiator so as to obtain the curable composition. A cured film is obtained by curing the curable composition. A color filter, a solid-state imaging element, and an infrared sensor have the cured film. A manufacturing method of the cured film includes a curable composition layer-forming step, an exposure step, and a development step.
    Type: Application
    Filed: February 22, 2019
    Publication date: June 20, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Michihiro Ogawa, Yutaro Fukami, Junichi Ito, Yushi Kaneko, Hiroaki Idei, Daisuke Hamada, Tatsuo Ishikawa
  • Patent number: 10317794
    Abstract: A coloring composition having excellent light fastness, color migration properties, and flatness, a colorant, and a method for producing a colorant are provided. Further, a cured film, a color filter, a method for manufacturing a color filter, a solid-state imaging device, an image display device, and an organic electroluminescent element, each using such the coloring composition, are also provided. The coloring composition contains a colorant represented by General Formula (1) and a curable compound, and has a specific absorbance of 5 or more at a maximum absorption wavelength of 400 nm to 800 nm. R1 represents an (m+n)-valent linking group, P represents a monovalent substituent having a repeating units derived from a vinyl compound, D represents a colorant structure, and R2 and L1 each independently represent a single bond or a divalent linking group.
    Type: Grant
    Filed: September 23, 2016
    Date of Patent: June 11, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Hiroaki Idei, Kazuya Oota, Suguru Samejima, Masayuki Harada, Akihiro Hara, Junichi Ito
  • Patent number: 10287422
    Abstract: There is provided a dispersion composition capable of forming a film being excellent in surface conditions, the dispersion composition containing metal oxide particles (A) having a primary particle diameter of 1 nm to 100 nm, a polymer compound (B) having an acid value of less than 120 mgKOH/g, which is represented by the following Formula (1), and a solvent (C).
    Type: Grant
    Filed: August 5, 2016
    Date of Patent: May 14, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Kyouhei Arayama, Hiroaki Idei, Makoto Kubota, Hideki Takakuwa
  • Patent number: 10216083
    Abstract: Herein provided are radiation-sensitive colored compositions suppressing a phenomenon in which a radiation-sensitive colored composition of another color penetrates into previously formed pixels to result in a decrease in the color purity of the previously obtained pixels; cured colored films and color filters using them; processes for forming colored patterns; processes for preparing the color filters; solid-state image sensors; and image display devices. The radiation-sensitive colored compositions comprise a dyestuff, a photopolymerizable compound, a photoinitiator, and a nonionic surfactant containing a partial structure represented by formula (1) or (2) below and having a weight average molecular weight of 2500 or less and an HLB value of 9.2 to 15.5 as determined by Griffin's method. In formula (1) and (2), R1 and R2 each independently represent a hydrocarbon group containing 8 or more carbon atoms, and n1 and n2 each independently represent 4 to 25.
    Type: Grant
    Filed: September 14, 2015
    Date of Patent: February 26, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Hiroaki Idei, Kazuya Oota, Masayuki Harada, Akiyoshi Gotou
  • Patent number: 10175574
    Abstract: A coloring composition having good light fastness and exposure sensitivity in the case of preparing a cured film; and a cured film, a color filter, a pattern forming method, a method for manufacturing a color filter, a solid-state imaging device, an image display device, and a dye multimer, each using the coloring composition, are provided.
    Type: Grant
    Filed: July 18, 2016
    Date of Patent: January 8, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Hiroaki Idei, Kazuya Oota, Suguru Samejima
  • Publication number: 20180361774
    Abstract: Provided are a planographic printing plate precursor including: a support; and an image recording layer provided on the support, in which the image recording layer contains an infrared absorbing agent, a polymerization initiator, a polymerizable compound containing a hydrogen bonding group, and a hard polymer particle containing at least one group selected from the group consisting of a urethane group, a urea group, an imide group, an amide group, and a sulfonamide group on the surface of the hard polymer particle, and a number average primary particle diameter of the hard polymer particle is in a range of 0.01 to 1 ?m; and a plate-making method for a planographic printing plate obtained by using the planographic printing plate precursor.
    Type: Application
    Filed: August 23, 2018
    Publication date: December 20, 2018
    Inventors: Kohei AIZU, Ryo NAKAMURA, Hiroaki IDEI, Tomoki OCHIMIZU
  • Publication number: 20180356730
    Abstract: A color developing composition containing a compound represented by the Formula (1) as defined herein, a lithographic printing plate precursor including a support and an image-recording layer containing the color developing composition, a method for producing a lithographic printing plate including: exposing the lithographic printing plate precursor in an image pattern; and removing a non-exposed portion in the image-recording layer using at least one of printing ink or dampening water on a printer, and a color developing compound represented by the Formula (1) as defined herein.
    Type: Application
    Filed: August 17, 2018
    Publication date: December 13, 2018
    Applicant: FUJIFILM Corporation
    Inventors: Takeshi INASAKI, Keisuke NOGOSHI, Hiroaki IDEI, Akio MIZUNO
  • Publication number: 20180321586
    Abstract: A planographic printing plate precursor includes: a hydrophilic support; and an image recording layer which contains an organic-inorganic hybrid particle (A) and an infrared-ray absorbent (B) on the hydrophilic support, and the organic-inorganic hybrid particle (A) is an organic-inorganic hybrid particle in which an inorganic particle (a) containing a hydroxyl group and an organic component (b) are linked to each other through a linking group (c) having a urethane bond or a urea bond.
    Type: Application
    Filed: July 15, 2016
    Publication date: November 8, 2018
    Applicant: FUJIFILM Corporation
    Inventors: Takeshi INASAKI, Hiroaki IDEI
  • Publication number: 20180162976
    Abstract: Provided are a coloring composition having excellent heat resistance and solvent resistance, a cured film, a color filter, a method for manufacturing a color filter, a solid-state imaging device, an image display device, and a polymer. The coloring composition includes a polymer TP consisting only of a repeating unit A having a triarylmethane structure and a repeating unit B having an acid group, and a polymerizable compound, in which the polymer TP contain the repeating unit B in the amount of 12% to 60% by mass with respect to all the repeating units of the polymer TP.
    Type: Application
    Filed: February 6, 2018
    Publication date: June 14, 2018
    Applicant: FUJIFILM Corporation
    Inventors: Yuta TAKASAKI, Takuma AMEMIYA, Yasuhiro ISHIWATA, Atsuyasu NOZAKI, Hiroaki IDEI, Atsushi NAKAYAMA, Akinori FUJITA
  • Publication number: 20180154671
    Abstract: A planographic printing plate precursor includes: a support; and an image recording layer on the support, and the image recording layer contains a polymer having any group selected from a sulfonamide group, an amide group, an imide group and a carbonate group in a main chain and having a group represented by the following Formula (1): ?X—Ra?n??(1) wherein X represents a single bond or an oxygen atom, Ra represents an alkylene group having 6 to 40 carbon atoms in a case where X represents a single bond and Ra represents an alkylene group having 2 to 20 carbon atoms in a case where X represents an oxygen atom, and n represents an integer of 1 to 90
    Type: Application
    Filed: January 29, 2018
    Publication date: June 7, 2018
    Applicant: FUJIFILM Corporation
    Inventors: Takeshi INASAKI, Hiroaki IDEI, Atsuyasu NOZAKI