Patents by Inventor Kokoro KINOE

Kokoro KINOE 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: 20240125045
    Abstract: Disclosed is a method for producing a printed textile item including: applying a pretreatment liquid to a fabric, and applying a white ink using an inkjet method to the fabric to which the pretreatment liquid has been applied, wherein the pretreatment liquid contains a polyvalent metal salt, a surfactant, and water, and the white ink contains a white inorganic pigment, resin particles, a surfactant, and water.
    Type: Application
    Filed: October 3, 2023
    Publication date: April 18, 2024
    Inventors: Akiko HAYASHI, Shinichiro SHIMURA, Kokoro KINOE, Tetsuya SHIRAISHI
  • Publication number: 20240018377
    Abstract: Disclosed is an ink set for textile printing including: a pretreatment liquid that contains a polyvalent metal salt, a water-soluble organic solvent, and a surfactant; a white inkjet ink that contains a white pigment, resin particles, and a water-soluble organic solvent; and a non-white inkjet ink that contains a non-white pigment, resin particles, a water-soluble organic solvent, and a surfactant. Also disclosed is a method for producing a printed textile item.
    Type: Application
    Filed: July 10, 2023
    Publication date: January 18, 2024
    Inventors: Akiko HAYASHI, Tetsuya SHIRAISHI, Takahisa YAMAZAKI, Ryo SHINOTSUKA, Takumi MATSUDA, Kokoro KINOE
  • Patent number: 11781268
    Abstract: A method for producing a printed textile item is disclosed, the method including applying a pretreatment liquid containing a coagulant, water and a surfactant to a fabric, and, after the application of the pretreatment liquid, applying a white ink containing a white pigment and water to the fabric by an inkjet method, wherein a surface tension of the white ink at 0.05 Hz is within a range from 33 to 39 mN/m, a surface tension of the white ink at 10 Hz is 40 mN/m or greater, a specific gravity of the pretreatment liquid is greater than a specific gravity of the white ink, and the application of the white ink is performed within 100 seconds from the application of the pretreatment liquid and by a wet-on-wet method.
    Type: Grant
    Filed: May 31, 2022
    Date of Patent: October 10, 2023
    Assignee: RISO KAGAKU CORPORATION
    Inventors: Tetsuya Shiraishi, Akiko Hayashi, Kokoro Kinoe, Takahisa Yamazaki, Ryo Shinotsuka, Takumi Matsuda
  • Publication number: 20230303874
    Abstract: Provided is an aqueous white inkjet ink including: a white pigment; a water-dispersible urethane resin; an amine compound with a molecular weight of 110 to 150; and water, in which an amount of the amine compound with a molecular weight of 110 to 150 relative to a total amount of the ink is 0.2 to 1.3% by mass, and a mass ratio of the amine compound with a molecular weight of 110 to 150 relative to the water-dispersible urethane resin satisfies (a mass of the amine compound with a molecular weight of 110 to 150)/(a mass of the water-dispersible urethane resin)=0.02 to 0.08.
    Type: Application
    Filed: March 21, 2023
    Publication date: September 28, 2023
    Inventors: Takumi MATSUDA, Tetsuya SHIRAISHI, Ryo SHINOTSUKA, Akiko HAYASHI, Kokoro KINOE
  • Publication number: 20230303870
    Abstract: An aqueous inkjet ink for textile printing is disclosed which contains water, a water-soluble organic solvent, an amino alcohol, a water-dispersible resin, and a pigment, and in which an amount of a solid fraction of the ink relative to a total mass of the ink is at least 20% by mass; and the water-soluble organic solvent contains a water-soluble organic solvent (A) which has a boiling point of at least 250° C. and is one or more compounds selected from the group consisting of polyalkylene glycols, polyalkylene glycol derivatives, and trihydric alcohols. A method for producing a printed textile item is also disclosed.
    Type: Application
    Filed: March 21, 2023
    Publication date: September 28, 2023
    Inventors: Tetsuya SHIRAISHI, Akiko HAYASHI, Kokoro KINOE
  • Publication number: 20230295450
    Abstract: Provided is a white inkjet ink for textile printing including: a white inorganic pigment, resin particles A, resin particles B, and water, in which a film elongation of the resin particles A is at least 1000%, the resin particles B are ionic resin particles with an average particle size of not more than 150 nm, and an average particle size of the resin particles A is twice or more than the average particle size of the resin particles B. An ink set and a method for producing a printed textile item are also provided.
    Type: Application
    Filed: March 7, 2023
    Publication date: September 21, 2023
    Inventors: Akiko HAYASHI, Kokoro KINOE, Shinichiro SHIMURA, Tetsuya SHIRAISHI, Yuki URANO
  • Publication number: 20230203750
    Abstract: A method for producing a printed textile item, the method including applying a treatment liquid containing an aggregating agent to a fabric using an inkjet method, applying a white ink having a charge density of at least 30 ?eq/g, using a step of using an inkjet method and a wet-on-wet method, to the fabric to which the treatment liquid has been applied, applying a color ink for which the Young's modulus of the dried coating film is not more than 3.0 MPa, using an inkjet method and a wet-on-wet method, to the fabric to which the white ink has been applied.
    Type: Application
    Filed: November 29, 2022
    Publication date: June 29, 2023
    Inventors: Kokoro KINOE, Akiko HAYASHI, Tetsuya SHIRAISHI, Takeshi KOYAMA, Shinsuke OZAWA
  • Publication number: 20220411999
    Abstract: A method for producing a printed textile item is disclosed, the method including applying a pretreatment liquid containing a coagulant, water and a surfactant to a fabric, and, after the application of the pretreatment liquid, applying a white ink containing a white pigment and water to the fabric by an inkjet method, wherein a surface tension of the white ink at 0.05 Hz is within a range from 33 to 39 mN/m, a surface tension of the white ink at 10 Hz is 40 mN/m or greater, a specific gravity of the pretreatment liquid is greater than a specific gravity of the white ink, and the application of the white ink is performed within 100 seconds from the application of the pretreatment liquid and by a wet-on-wet method.
    Type: Application
    Filed: May 31, 2022
    Publication date: December 29, 2022
    Applicant: RISO KAGAKU CORPORATION
    Inventors: Tetsuya SHIRAISHI, Akiko HAYASHI, Kokoro KINOE, Takahisa YAMAZAKI, Ryo SHINOTSUKA, Takumi MATSUDA
  • Patent number: 11053406
    Abstract: An ink for inkjet textile printing is disclosed that contains a pigment, a water-dispersible urethane resin having a film elongation of 600% to 2,000%, a water-soluble organic solvent and water, wherein the weight ratio between the pigment and the water-dispersible urethane resin is from 1:3 to 1:16. An ink set and a method for producing a printed item are also disclosed.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: July 6, 2021
    Assignee: RISO KAGAKU CORPORATION
    Inventors: Akiko Hayashi, Takahisa Yamazaki, Kokoro Kinoe
  • Patent number: 10995230
    Abstract: An aqueous pigment ink for textile inkjet printing is disclosed that contains a pigment, a first water-dispersible resin, a second water-dispersible resin and water, wherein the first water-dispersible resin is at least one resin selected from the group consisting of a water-dispersible urethane resin, a water-dispersible (meth)acrylic resin and a water-dispersible styrene/(meth)acrylic resin, the second water-dispersible resin is a water-dispersible polyester resin, the total amount of the first water-dispersible resin and the second water-dispersible resin is from 2 to 18% by mass relative to the total mass of the ink, and the mass ratio of the second water-dispersible resin relative to the first water-dispersible resin (second water-dispersible resin/first water-dispersible resin) is from 0.1 to 5.0. A method for producing a printed textile item and an ink set are also disclosed.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: May 4, 2021
    Assignee: RISO KAGAKU CORPORATION
    Inventors: Takahisa Yamazaki, Akiko Hayashi, Shunsuke Uozumi, Kokoro Kinoe
  • Patent number: 10982385
    Abstract: A pretreatment liquid for inkjet textile printing is disclosed that includes water and a cellulose-based polymer having a weight average molecular weight of at least 50,000. A method for producing a printed textile item and an ink set for inkjet textile printing are also disclosed.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: April 20, 2021
    Assignee: RISO KAGAKU CORPORATION
    Inventors: Kokoro Kinoe, Akiko Hayashi, Takahisa Yamazaki, Shunsuke Uozumi
  • Publication number: 20200002561
    Abstract: An ink for inkjet textile printing is disclosed that contains a pigment, a water-dispersible urethane resin having a film elongation of 600% to 2,000%, a water-soluble organic solvent and water, wherein the weight ratio between the pigment and the water-dispersible urethane resin is from 1:3 to 1:16. An ink set and a method for producing a printed item are also disclosed.
    Type: Application
    Filed: June 27, 2019
    Publication date: January 2, 2020
    Applicant: RISO KAGAKU CORPORATION
    Inventors: Akiko HAYASHI, Takahisa YAMAZAKI, Kokoro KINOE
  • Publication number: 20190352846
    Abstract: A pretreatment liquid for inkjet textile printing is disclosed that includes water and a cellulose-based polymer having a weight average molecular weight of at least 50,000. A method for producing a printed textile item and an ink set for inkjet textile printing are also disclosed.
    Type: Application
    Filed: March 11, 2019
    Publication date: November 21, 2019
    Inventors: Kokoro KINOE, Akiko HAYASHI, Takahisa YAMAZAKI, Shunsuke UOZUMI
  • Publication number: 20190352528
    Abstract: An aqueous pigment ink for textile inkjet printing is disclosed that contains a pigment, a first water-dispersible resin, a second water-dispersible resin and water, wherein the first water-dispersible resin is at least one resin selected from the group consisting of a water-dispersible urethane resin, a water-dispersible (meth)acrylic resin and a water-dispersible styrene/(meth)acrylic resin, the second water-dispersible resin is a water-dispersible polyester resin, the total amount of the first water-dispersible resin and the second water-dispersible resin is from 2 to 18% by mass relative to the total mass of the ink, and the mass ratio of the second water-dispersible resin relative to the first water-dispersible resin (second water-dispersible resin/first water-dispersible resin) is from 0.1 to 5.0. A method for producing a printed textile item and an ink set are also disclosed.
    Type: Application
    Filed: August 20, 2018
    Publication date: November 21, 2019
    Inventors: Takahisa Yamazaki, Akiko Hayashi, Shunsuke Uozumi, Kokoro Kinoe
  • Publication number: 20140360405
    Abstract: Provided is a water-in-oil type emulsion adhesive, which is excellent in open shelf stability and thus a coating is difficult to be formed inside of a machine, which is excellent in storage stability, and which can be rapidly attached with low energy. The water-in-oil type emulsion adhesive includes an oil phase and an aqueous phase, wherein the oil phase contains at least an organic solvent and an emulsifier, the aqueous phase contains at least water and a polymer compound, and the aqueous phase has a particle diameter of from 1 to 100 ?m by a volume-based average diameter.
    Type: Application
    Filed: June 10, 2014
    Publication date: December 11, 2014
    Inventors: Akiko HAYASHI, Yuki URANO, Kokoro KINOE, Hiroyuki OGAWA
  • Patent number: 8822596
    Abstract: A water-in-oil emulsion adhesive, which is composed of an oil phase and a water phase, wherein the water phase comprises a water-soluble polymer that functions as an adhesive component, the oil phase comprises a non-aqueous polar solvent having an SP value of 8 to 12 (cal/cm3)1/2, and the oil phase comprises a resin that is solid at 30° C. and has an acid value of 10 or less, in an amount of 5 to 15% by mass relative to a total mass of the adhesive.
    Type: Grant
    Filed: November 20, 2012
    Date of Patent: September 2, 2014
    Assignee: Riso Kagaku Corporation
    Inventors: Kokoro Kinoe, Kazuhiro Higashi
  • Publication number: 20130314482
    Abstract: A pseudo-pressure-sensitive adhesive composition is provided, wherein the pseudo-pressure-sensitive adhesive composition comprises an adhesive base, a filler and a polymer, wherein the polymer is a polyallylamine and/or a polydiallyldimethylammonium chloride with a weight-average molecular weight of less than 100,000.
    Type: Application
    Filed: April 22, 2013
    Publication date: November 28, 2013
    Applicant: RISO KAGAKU CORPORATION
    Inventors: Jun OZAKI, Kokoro KINOE, Hiroshi HAYASHI, Tsutomu NIO, Kazuhiro HIGASHI