Patents by Inventor Kaoru Aoyagi

Kaoru Aoyagi 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: 11189652
    Abstract: Provided are a structure having excellent moisture resistance, a color filter, a solid-state imaging element, an image display device, and a method for producing a structure. Provided is also a composition for forming an organic material layer which is used to form the above-mentioned structure. This structure 100 has a support 1, partition walls 2 formed on the support 1, colored layers 4 formed in regions partitioned by the partition walls 2, on the support 1, and organic material layers 3 formed using a composition including a compound having a group with an ethylenically unsaturated bond, between the partition walls 2 and the colored layers 4.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: November 30, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Kazuya Oota, Kaoru Aoyagi
  • Patent number: 11169439
    Abstract: Provided are a coloring composition capable of producing a film with suppressed occurrence of striation, and a method for producing a film. The coloring composition includes a coloring agent A, a resin B, a polymerizable compound C, a photopolymerization initiator D, and an organic solvent E, in which the organic solvent E includes an ester-based solvent E1 having a surface tension at 25° C. of from 25 mN/m to 35 mN/m, an organic solvent E2 having a surface tension at 25° C. of less than 25 mN/m, a ratio of a mass of the ester-based solvent E1 to the mass of the organic solvent E2 is 80:20 to 30:70 in terms of the ratio of the mass of the ester-based solvent E1:the mass of the organic solvent E2, and the organic solvent E contains 50% by mass or more of a combination of the ester-based solvent E1 and the organic solvent E2 with respect to the total mass of the organic solvent E.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: November 9, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Hisamitsu Tomeba, Kaoru Aoyagi
  • Publication number: 20210132496
    Abstract: Provided are a radiation-sensitive resin composition having good sensitivity and excellent temporal stability of the sensitivity, a cured film, a pattern forming method, a solid-state imaging device, and an image display device. The radiation-sensitive resin composition includes a resin, a polymerizable compound having an ethylenically unsaturated bond, a photopolymerization initiator, an organic solvent, and water, in which the photopolymerization initiator includes an oxime ester compound having at least one group selected from a branched alkyl group and a cyclic alkyl group, and the content of water is 0.1% to 2% by mass with respect to the mass of the radiation-sensitive resin composition.
    Type: Application
    Filed: January 7, 2021
    Publication date: May 6, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Yuki NARA, Kaoru AOYAGI
  • Publication number: 20210109445
    Abstract: A coloring photosensitive composition includes an oxime ester-based photopolymerization initiator containing a fluorine atom, a polymerizable compound having an ethylenically unsaturated double bond, an alkali-soluble resin, and a colorant, in which in a case where a film having a film thickness after drying of 2.0 ?m is formed using the coloring photosensitive composition, the optical density of the film at a wavelength of 365 nm is 1.5 or more.
    Type: Application
    Filed: December 21, 2020
    Publication date: April 15, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Kazutaka TAKAHASHI, Daisuke HAMADA, Shunsuke KITAJIMA, Hirokazu KYOTA, Kaoru AOYAGI, Mitsuji YOSHIBAYASHI
  • Patent number: 10942451
    Abstract: A coloring photosensitive composition includes an oxime ester-based photopolymerization initiator containing a fluorine atom, a polymerizable compound having an ethylenically unsaturated double bond, an alkali-soluble resin, and a colorant, in which in a case where a film having a film thickness after drying of 2.0 ?m is formed using the coloring photosensitive composition, the optical density of the film at a wavelength of 365 nm is 1.5 or more.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: March 9, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Kazutaka Takahashi, Daisuke Hamada, Shunsuke Kitajima, Hirokazu Kyota, Kaoru Aoyagi, Mitsuji Yoshibayashi
  • Patent number: 10921708
    Abstract: Provided are a radiation-sensitive resin composition having good sensitivity and excellent temporal stability of the sensitivity, a cured film, a pattern forming method, a solid-state imaging device, and an image display device. The radiation-sensitive resin composition includes a resin, a polymerizable compound having an ethylenically unsaturated bond, a photopolymerization initiator, an organic solvent, and water, in which the photopolymerization initiator includes an oxime ester compound having at least one group selected from a branched alkyl group and a cyclic alkyl group, and the content of water is 0.1% to 2% by mass with respect to the mass of the radiation-sensitive resin composition.
    Type: Grant
    Filed: May 25, 2018
    Date of Patent: February 16, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Yuki Nara, Kaoru Aoyagi
  • Patent number: 10908501
    Abstract: A coloring photosensitive composition includes an oxime ester-based photopolymerization initiator containing a fluorine atom, a polymerizable compound having an ethylenically unsaturated double bond, an alkali-soluble resin, and a colorant, in which in a case where a film having a film thickness after drying of 2.0 ?m is formed using the coloring photosensitive composition, the optical density of the film at a wavelength of 365 nm is 1.5 or more.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: February 2, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Kazutaka Takahashi, Daisuke Hamada, Shunsuke Kitajima, Hirokazu Kyota, Kaoru Aoyagi, Mitsuji Yoshibayashi
  • Publication number: 20200142305
    Abstract: A coloring photosensitive composition includes an oxime ester-based photopolymerization initiator containing a fluorine atom, a polymerizable compound having an ethylenically unsaturated double bond, an alkali-soluble resin, and a colorant, in which in a case where a film having a film thickness after drying of 2.0 ?m is formed using the coloring photosensitive composition, the optical density of the film at a wavelength of 365 nm is 1.5 or more.
    Type: Application
    Filed: January 8, 2020
    Publication date: May 7, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Kazutaka TAKAHASHI, Daisuke HAMADA, Shunsuke KITAJIMA, Hirokazu KYOTA, Kaoru AOYAGI, Mitsuji YOSHIBAYASHI
  • Patent number: 10620535
    Abstract: A coloring photosensitive composition includes an oxime ester-based photopolymerization initiator containing a fluorine atom, a polymerizable compound having an ethylenically unsaturated double bond, an alkali-soluble resin, and a colorant, in which in a case where a film having a film thickness after drying of 2.0 ?m is formed using the coloring photosensitive composition, the optical density of the film at a wavelength of 365 nm is 1.5 or more.
    Type: Grant
    Filed: September 7, 2017
    Date of Patent: April 14, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Kazutaka Takahashi, Daisuke Hamada, Shunsuke Kitajima, Hirokazu Kyota, Kaoru Aoyagi, Mitsuji Yoshibayashi
  • Publication number: 20190221596
    Abstract: Provided are a structure having excellent moisture resistance, a color filter, a solid-state imaging element, an image display device, and a method for producing a structure. Provided is also a composition for forming an organic material layer which is used to form the above-mentioned structure. This structure 100 has a support 1, partition walls 2 formed on the support 1, colored layers 4 formed in regions partitioned by the partition walls 2, on the support 1, and organic material layers 3 formed using a composition including a compound having a group with an ethylenically unsaturated bond, between the partition walls 2 and the colored layers 4.
    Type: Application
    Filed: March 27, 2019
    Publication date: July 18, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Kazuya OOTA, Kaoru Aoyagi
  • Publication number: 20190113840
    Abstract: Provided are a coloring composition capable of producing a film with suppressed occurrence of striation, and a method for producing a film. The coloring composition includes a coloring agent A, a resin B, a polymerizable compound C, a photopolymerization initiator D, and an organic solvent E, in which the organic solvent E includes an ester-based solvent E1 having a surface tension at 25° C. of from 25 mN/m to 35 mN/m, an organic solvent E2 having a surface tension at 25° C. of less than 25 mN/m, a ratio of a mass of the ester-based solvent E1 to the mass of the organic solvent E2 is 80:20 to 30:70 in terms of the ratio of the mass of the ester-based solvent E1:the mass of the organic solvent E2, and the organic solvent E contains 50% by mass or more of a combination of the ester-based solvent E1 and the organic solvent E2 with respect to the total mass of the organic solvent E.
    Type: Application
    Filed: December 6, 2018
    Publication date: April 18, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Hisamitsu TOMEBA, Kaoru AOYAGI
  • Publication number: 20180275514
    Abstract: Provided are a radiation-sensitive resin composition having good sensitivity and excellent temporal stability of the sensitivity, a cured film, a pattern forming method, a solid-state imaging device, and an image display device. The radiation-sensitive resin composition includes a resin, a polymerizable compound having an ethylenically unsaturated bond, a photopolymerization initiator, an organic solvent, and water, in which the photopolymerization initiator includes an oxime ester compound having at least one group selected from a branched alkyl group and a cyclic alkyl group, and the content of water is 0.1% to 2% by mass with respect to the mass of the radiation-sensitive resin composition.
    Type: Application
    Filed: May 25, 2018
    Publication date: September 27, 2018
    Applicant: FUJIFILM Corporation
    Inventors: Yuki NARA, Kaoru AOYAGI
  • Publication number: 20170363959
    Abstract: A coloring photosensitive composition includes an oxime ester-based photopolymerization initiator containing a fluorine atom, a polymerizable compound having an ethylenically unsaturated double bond, an alkali-soluble resin, and a colorant, in which in a case where a film having a film thickness after drying of 2.0 ?m is formed using the coloring photosensitive composition, the optical density of the film at a wavelength of 365 nm is 1.5 or more.
    Type: Application
    Filed: September 7, 2017
    Publication date: December 21, 2017
    Applicant: FUJIFILM Corporation
    Inventors: Kazutaka TAKAHASHI, Daisuke HAMADA, Shunsuke KITAJIMA, Hirokazu KYOTA, Kaoru AOYAGI, Mitsuji YOSHIBAYASHI
  • Patent number: 9664827
    Abstract: The invention is directed to a colored composition for forming a green color filter, containing a color pigment, wherein a content of the color pigment to a total solid content of the colored composition is 60% by weight or more, and a layer having a thickness of 0.6 ?m formed from the colored composition has light transmittance of 80% or more at a wavelength of 550 nm and light transmittance of 50% or less at a wavelength of 450 nm, and a method of producing a color filter including (A) forming a first colored layer containing a first colored composition and (B) patterning with dry etching so as to from a through-hole group in the first colored layer, wherein the first colored composition is the colored composition as defined herein.
    Type: Grant
    Filed: February 4, 2014
    Date of Patent: May 30, 2017
    Assignee: FUJIFILM Corporation
    Inventors: Naotsugu Muro, Yasuo Sugishima, Kaoru Aoyagi, Mitsuji Yoshibayashi
  • Patent number: 9650493
    Abstract: A coloring composition containing a halogenated zinc phthalocyanine pigment, which has excellent viscosity stability, is provided. A cured film, a color filter, a pattern forming method, a method for manufacturing a color filter, a solid-state imaging device, and an image display device, each using the coloring composition, are also provided. The colorant composition includes a colorant, a resin, and a pigment derivative, in which the colorant contains a halogenated zinc phthalocyanine pigment, the content of the colorant with respect to the total solid content in the coloring composition is 50% by mass or more, and the content of the Group 2 element ions with respect to the mass of the halogenated zinc phthalocyanine pigment is 30 ppm by mass to 300 ppm by mass.
    Type: Grant
    Filed: July 19, 2016
    Date of Patent: May 16, 2017
    Assignee: FUJIFILM Corporation
    Inventor: Kaoru Aoyagi
  • Patent number: 9632222
    Abstract: This disclosure relates to a method for manufacturing a color filter being capable of suppressing a surface of a colored pattern from being rough in a planarization treatment, a color filter and a solid-state imaging device.
    Type: Grant
    Filed: February 26, 2014
    Date of Patent: April 25, 2017
    Assignee: FUJIFILM Corporation
    Inventors: Yasuo Sugishima, Mitsuji Yoshibayashi, Kaoru Aoyagi, Yushi Kaneko, Naotsugu Muro
  • Publication number: 20170010529
    Abstract: Provided are a coloring composition which hardly causes warping or the like to occur in a substrate to which the coloring composition has been applied, and is capable of forming a cured film or the like having excellent colorfastness; and a cured film, a color filter, a pattern forming method, a method for manufacturing a color filter, a solid-state imaging device, and an image display device, each using such a coloring composition. A coloring composition containing a colorant and a resin, in which the content of the colorant with respect to the total solid content of the coloring composition is 60% by mass or more, the resin contains at least a siloxane resin having Si—OH bonds and Si—OR1 bonds in the total number of 0.2 to 1.0 bonds per silicon atom, and the content of the siloxane resin with respect to the total solid content of the coloring composition is 1% by mass to 20% by mass. Here, R1 represents an alkyl group or an aryl group.
    Type: Application
    Filed: September 22, 2016
    Publication date: January 12, 2017
    Applicant: FUJIFILM Corporation
    Inventor: Kaoru AOYAGI
  • Patent number: 9507257
    Abstract: The present disclosure relates to a method for manufacturing a color filter being capable of suppressing residue from being generated on a colored layer planarized by a planarization treatment, a color filter, and a solid-state imaging device.
    Type: Grant
    Filed: February 25, 2014
    Date of Patent: November 29, 2016
    Assignee: FUJIFILM Corporation
    Inventors: Yasuo Sugishima, Mitsuji Yoshibayashi, Kaoru Aoyagi, Yushi Kaneko
  • Publication number: 20160326348
    Abstract: A coloring composition containing a halogenated zinc phthalocyanine pigment, which has excellent viscosity stability, is provided. A cured film, a color filter, a pattern forming method, a method for manufacturing a color filter, a solid-state imaging device, and an image display device, each using the coloring composition, are also provided. The colorant composition includes a colorant, a resin, and a pigment derivative, in which the colorant contains a halogenated zinc phthalocyanine pigment, the content of the colorant with respect to the total solid content in the coloring composition is 50% by mass or more, and the content of the Group 2 element ions with respect to the mass of the halogenated zinc phthalocyanine pigment is 30 ppm by mass to 300 ppm by mass.
    Type: Application
    Filed: July 19, 2016
    Publication date: November 10, 2016
    Applicant: FUJIFILM Corporation
    Inventor: Kaoru AOYAGI
  • Patent number: 9442373
    Abstract: The invention is directed to a colored composition containing a coloring agent and a resin, wherein a content of the coloring agent to a total solid content of the colored composition is 50% by weight or more and a solid content acid value of the resin is more than 80 mg KOH/g, and a method of producing a color filter including forming a first colored layer containing a first colored composition and patterning with dry etching so as to from a through-hole group in the first colored layer, wherein the first colored composition is the colored composition as defined herein.
    Type: Grant
    Filed: January 31, 2014
    Date of Patent: September 13, 2016
    Assignee: FUJIFILM Corporation
    Inventors: Kaoru Aoyagi, Naotsugu Muro, Mitsuji Yoshibayashi, Yushi Kaneko, Yasuo Sugishima