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).

  • Patent number: 9879108
    Abstract: The composition includes (A) a pigment; and (B) a polymer having (b-1) a bulky amine moiety, (b-2) an acid group, and (b-3) a constituent unit derived from a macromonomer having a weight average molecular weight of 1000 to 50000, in which the bulky amine moiety (b-1) has a nitrogen atom, carbon atoms X1 bonded with the nitrogen atom, and carbon atoms Y1 bonded with the carbon atoms X1, and a total carbon number of the carbon atoms X1 and the carbon atoms Y1 is 7 or more.
    Type: Grant
    Filed: November 24, 2015
    Date of Patent: January 30, 2018
    Assignee: FUJIFILM Corporation
    Inventors: Hiroaki Idei, Toshihito Kuge, Takashi Kawashima
  • Publication number: 20170146904
    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: Application
    Filed: February 8, 2017
    Publication date: May 25, 2017
    Applicant: FUJIFILM Corporation
    Inventors: Suguru SAMEJIMA, Masayuki HARADA, Hiroaki IDEI, Kazuya OOTA
  • Patent number: 9645492
    Abstract: Provided is a coloring composition which uses a dye polymer and which can form a pattern properly. The coloring composition includes a (A) dye multimer having a non-nucleophilic counter anion and a (B) polymerizable compound.
    Type: Grant
    Filed: November 9, 2015
    Date of Patent: May 9, 2017
    Assignee: FUJIFILM Corporation
    Inventors: Junichi Itou, Suguru Samejima, Masayuki Harada, Hiroaki Idei, Yushi Kaneko, Tetsuya Watanabe, Kazuya Oota, Yousuke Murakami, Yoshinori Taguchi
  • Publication number: 20170114245
    Abstract: There is provided a dispersion composition having a high dispersion stability, and containing metal oxide particles having a primary particle diameter of 1 nm to 100 nm (A), a polymer compound having an acid value of 120 mgKOH/g or more, which is represented by the following Formula (1) (B), and a solvent (C).
    Type: Application
    Filed: January 6, 2017
    Publication date: April 27, 2017
    Applicant: FUJIFILM Corporation
    Inventors: Kyouhei ARAYAMA, Hiroaki IDEI, Makoto KUBOTA, Hideki TAKAKUWA
  • Publication number: 20170029599
    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: Application
    Filed: August 5, 2016
    Publication date: February 2, 2017
    Applicant: FUJIFILM Corporation
    Inventors: Kyouhei ARAYAMA, Hiroaki IDEI, Makoto KUBOTA, Hideki TAKAKUWA
  • Publication number: 20170010530
    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: Application
    Filed: September 23, 2016
    Publication date: January 12, 2017
    Applicant: FUJIFILM Corporation
    Inventors: Hiroaki IDEI, Kazuya OOTA, Suguru SAMEJIMA, Masayuki HARADA, Akihiro HARA, Junichi ITO
  • Patent number: 9519079
    Abstract: A coloring composition is provided which is less likely to remain on a pattern of other colors as residues and can inhibit occurrence of coating defects. Also provided are a colored pattern, a color filter, a method of producing a color filter, a pattern forming method, a solid-state imaging device, and an image display device, each using the coloring composition. The coloring composition contains a resin (A) having a dye structure, in which in the peak area of the total molecular weight distribution of the resin (A) as measured by gel permeation chromotography, the proportion of the peak area of a component having a molecular weight of 20,000 or more is 10% or less.
    Type: Grant
    Filed: February 6, 2014
    Date of Patent: December 13, 2016
    Assignee: FUJIFILM Corporation
    Inventors: Yushi Kaneko, Yuzo Nagata, Hiroaki Idei, Kazuya Oota, Yousuke Murakami
  • Publication number: 20160327859
    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: Application
    Filed: July 18, 2016
    Publication date: November 10, 2016
    Applicant: FUJIFILM Corporation
    Inventors: Hiroaki IDEI, Kazuya OOTA, Suguru SAMEJIMA
  • Patent number: 9470974
    Abstract: Disclosed is a coloring composition with satisfactory heat resistance, no discoloration, excellent developability, and no development residues on a substrate and pixels of other colors, providing, a coloring composition for a color filter including (A) a polymer having a dye skeleton and (B) an organic solvent, wherein the content of an unreacted monomer component having the dye skeleton which is capable of forming (A) the polymer having the dye skeleton is less than or equal to 1 mass % with regard to (A) the polymer having the dye skeleton.
    Type: Grant
    Filed: February 10, 2014
    Date of Patent: October 18, 2016
    Assignee: FUJIFILM Corporation
    Inventors: Yuzo Nagata, Hiroaki Idei, Atsuyasu Nozaki, Kenta Ushijima, Yushi Kaneko, Yousuke Murakami
  • Patent number: 9447270
    Abstract: There is provided a dispersion composition containing (A) a metal oxide particle having a primary particle diameter of 1 nm to 100 nm, (B) a polymer compound represented by the specific formula having a weight average molecular weight of 5,000 to 8,000 and an acid value of 70 to 90 mgKOH/g, and (C) a solvent, and a curable composition containing the dispersion composition and (D) a polymerizable compound.
    Type: Grant
    Filed: February 25, 2015
    Date of Patent: September 20, 2016
    Assignee: FUJIFILM Corporation
    Inventors: Kyouhei Arayama, Hiroaki Idei, Makoto Kubota, Hideki Takakuwa
  • Patent number: 9323145
    Abstract: A colored radiation-sensitive composition contains (A) a dye multimer, (B) a pigment, (C) a polymerizable compound, (D) a photopolymerization initiator, and (E) a dispersion resin obtained by reacting a polymer, which has a hydroxyl group on one terminal, with an acid anhydride.
    Type: Grant
    Filed: August 8, 2014
    Date of Patent: April 26, 2016
    Assignee: FUJIFILM Corporation
    Inventors: Yushi Kaneko, Hiroaki Idei, Seiichi Hitomi, Kazuya Oota, Yousuke Murakami
  • Publication number: 20160075807
    Abstract: The composition includes (A) a pigment; and (B) a polymer having (b-1) a bulky amine moiety, (b-2) an acid group, and (b-3) a constituent unit derived from a macromonomer having a weight average molecular weight of 1000 to 50000, in which the bulky amine moiety (b-1) has a nitrogen atom, carbon atoms X1 bonded with the nitrogen atom, and carbon atoms Y1 bonded with the carbon atoms X1, and a total carbon number of the carbon atoms X1 and the carbon atoms Y1 is 7 or more.
    Type: Application
    Filed: November 24, 2015
    Publication date: March 17, 2016
    Applicant: FUJIFILM CORPORATION
    Inventors: Hiroaki IDEI, Toshihito KUGE, Takashi KAWASHIMA
  • Publication number: 20160062235
    Abstract: Provided is a coloring composition which uses a dye polymer and which can form a pattern properly. The coloring composition includes a (A) dye multimer having a non-nucleophilic counter anion and a (B) polymerizable compound.
    Type: Application
    Filed: November 9, 2015
    Publication date: March 3, 2016
    Applicant: FUJIFILM CORPORATION
    Inventors: Junichi ITOU, Suguru SAMEJIMA, Masayuki HARADA, Hiroaki IDEI, Yushi KANEKO, Tetsuya WATANABE, Kazuya OOTA, Yousuke MURAKAMI, Yoshinori TAGUCHI
  • Patent number: 9268063
    Abstract: Colored radiation-sensitive composition includes (A) a dye multimer, (B) an alkali-soluble resin containing at least one kind of repeating unit selected from a group consisting of a repeating unit represented by the following Formula (b1) and a repeating unit represented by the following Formula (b2), (C) a polymerizable compound, and (D) a photopolymerization initiator. In the formulae, each of R1 and R4 independently represents a hydrogen atom, an aryl group, or an alkyl group, and among these, an aryl group is preferable. R2 represents a hydrogen atom or a methyl group, R3 represents an alkylene group having 2 or 3 carbon atoms, and m represents an integer from 1 to 15.
    Type: Grant
    Filed: September 18, 2014
    Date of Patent: February 23, 2016
    Assignee: FUJIFILM Corporation
    Inventors: Hiroaki Idei, Yushi Kaneko, Seiichi Hitomi, Kazuya Oota, Yousuke Murakami
  • Publication number: 20160004154
    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: Application
    Filed: September 14, 2015
    Publication date: January 7, 2016
    Applicant: FUJIFILM CORPORATION
    Inventors: Hiroaki IDEI, Kazuya OOTA, Masayuki HARADA, Akiyoshi GOTOU
  • Patent number: 9116426
    Abstract: The invention provides a dye compound having a partial structure represented by the following formula (5): wherein in formula (5), Dye represents a dye structure; G1 represents NR or an oxygen atom; G2 represents a monovalent substituent group having an ?Es? value as a steric parameter of 1.5 or more; p represents an integer from 1 to 8; when p is 2 or greater, the two or more structures represented by p may be the same or different from each other; and R represents a hydrogen atom or a monovalent substituent group.
    Type: Grant
    Filed: January 22, 2013
    Date of Patent: August 25, 2015
    Assignee: FUJIFILM Corporation
    Inventors: Kyohei Arayama, Hiroaki Idei, Shinichi Kanna, Kenta Ushijima, Akiyoshi Goto
  • Publication number: 20150166780
    Abstract: There is provided a dispersion composition containing (A) a metal oxide particle having a primary particle diameter of 1 nm to 100 nm, (B) a polymer compound represented by the specific formula having a weight average molecular weight of 5,000 to 8,000 and an acid value of 70 to 90 mgKOH/g, and (C) a solvent, and a curable composition containing the dispersion composition and (D) a polymerizable compound.
    Type: Application
    Filed: February 25, 2015
    Publication date: June 18, 2015
    Applicant: FUJIFILM CORPORATION
    Inventors: Kyouhei ARAYAMA, Hiroaki IDEI, Makoto KUBOTA, Hideki TAKAKUWA
  • Publication number: 20150166816
    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: Application
    Filed: February 26, 2015
    Publication date: June 18, 2015
    Applicant: FUJIFILM Corporation
    Inventors: Kyouhei ARAYAMA, Hiroaki IDEI, Makoto KUBOTA, Hideki TAKAKUWA
  • Publication number: 20150166783
    Abstract: There is provided a dispersion composition having a high dispersion stability, and containing metal oxide particles having a primary particle diameter of 1 nm to 100 nm (A), a polymer compound having an acid value of 120 mgKOH/g or more, which is represented by the following formula (1) (B), and a solvent (C).
    Type: Application
    Filed: February 27, 2015
    Publication date: June 18, 2015
    Applicant: FUJIFILM CORPORATION
    Inventors: Kyouhei ARAYAMA, Hiroaki IDEI, Makoto KUBOTA, Hideki TAKAKUWA
  • Patent number: 9052458
    Abstract: The object of the present invention is to provide a radiation-sensitive colored composition which can suppress the generation of the contamination of the device. A radiation-sensitive colored composition includes: (A) a dye containing of from 10 ppm to 1000 ppm of a halogen ion; (B) a polymerizable compound; and (C) a solvent.
    Type: Grant
    Filed: March 15, 2012
    Date of Patent: June 9, 2015
    Assignee: FUJIFILM Corporation
    Inventors: Kenta Ushijima, Junichi Itou, Yushi Kaneko, Yuzo Nagata, Yoshiharu Yabuki, Atsuyasu Nozaki, Hiroaki Idei