Patents by Inventor Kouta IWANAGA

Kouta IWANAGA 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).

  • Treatment agent for treating particles, water- repellent particles and production method therefor, water-repellent layer, and penetration preventing structure
    Patent number: 12134708
    Abstract: The present invention relates to a treatment agent for treating particles, the treatment agent comprising a condensation product of a liquid composition comprising at least one selected from the group consisting of a polysiloxane compound having a hydrolyzable functional group or a condensable functional group and a hydrolyzate of the polysiloxane compound having a hydrolyzable functional group.
    Type: Grant
    Filed: February 1, 2018
    Date of Patent: November 5, 2024
    Assignee: RESONAC CORPORATION
    Inventors: Tomohiko Kotake, Tatsuya Makino, Kouta Iwanaga
  • Treatment agent for treating fibers, fibers and production method therefor, and fiber sheet and production method therefor
    Patent number: 11905452
    Abstract: The present invention relates to a treatment agent for treating fibers, the treatment agent comprising a condensation product of a liquid composition comprising at least one selected from the group consisting of a polysiloxane compound having a hydrolyzable functional group or a condensable functional group and a hydrolyzate of the polysiloxane compound having a hydrolyzable functional group.
    Type: Grant
    Filed: February 1, 2018
    Date of Patent: February 20, 2024
    Assignee: RESONAC CORPORATION
    Inventors: Tomohiko Kotake, Tatsuya Makino, Kouta Iwanaga
  • WATER-REPELLENT AGENT, WATER-REPELLENT STRUCTURE, AND PRODUCTION METHOD FOR SAID STRUCTURE
    Publication number: 20220228029
    Abstract: A water-repellent structure includes a target object and a water-repellent portion on a surface to be treated of the target object. The water-repellent portion comprises a dried product of a water-repellent agent comprising a condensation product of a liquid composition comprising at least one selected from the group consisting of a polysiloxane compound having a hydrolyzable functional group or a condensable functional group and a hydrolyzate of the polysiloxane compound having a hydrolyzable functional group, or a liquid composition comprising at least one selected from the group consisting of a polysiloxane compound having a hydrolyzable functional group or a condensable functional group and a hydrolyzate of the polysiloxane compound having a hydrolyzable functional group.
    Type: Application
    Filed: April 4, 2022
    Publication date: July 21, 2022
    Inventors: Tomohiko KOTAKE, Tatsuya MAKINO, Kouta IWANAGA
  • Sol composition, aerogel composite, support member provided with aerogel composite, and heat insulator
    Patent number: 10995184
    Abstract: The present invention relates to a sol composition for forming an aerogel composite, wherein the sol composition is a sol composition with a sufficient pot life for forming an aerogel composite superior in thermal insulation and flexibility, and comprises: at least one selected from the group consisting of a silicon compound having a hydrolyzable functional group or a condensable functional group and a hydrolysis product of the silicon compound having a hydrolyzable functional group; and a silica particle having an average primary particle diameter of 5 to 300 nm or a specific surface area of 10 to 600 m2/g.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: May 4, 2021
    Assignee: SHOW A DENKO MATERIALS CO., LTD.
    Inventors: Kouta Iwanaga, Tomohiko Kotake, Tatsuya Makino, Masato Miyatake, Satoshi Takayasu
  • WATER-REPELLENT AGENT, WATER-REPELLENT STRUCTURE, AND PRODUCTION METHOD FOR SAID STRUCTURE
    Publication number: 20200010725
    Abstract: The present invention relates to a water-repellent agent comprising a condensation product of a liquid composition comprising at least one selected from the group consisting of a polysiloxane compound having a hydrolyzable functional group or a condensable functional group and a hydrolyzate of the polysiloxane compound having a hydrolyzable functional group.
    Type: Application
    Filed: February 1, 2018
    Publication date: January 9, 2020
    Inventors: Tomohiko KOTAKE, Tatsuya MAKINO, Kouta IWANAGA
  • TREATMENT AGENT FOR TREATING FIBERS, FIBERS AND PRODUCTION METHOD THEREFOR, AND FIBER SHEET AND PRODUCTION METHOD THEREFOR
    Publication number: 20190359869
    Abstract: The present invention relates to a treatment agent for treating fibers, the treatment agent comprising a condensation product of a liquid composition comprising at least one selected from the group consisting of a polysiloxane compound having a hydrolyzable functional group or a condensable functional group and a hydrolyzate of the polysiloxane compound having a hydrolyzable functional group.
    Type: Application
    Filed: February 1, 2018
    Publication date: November 28, 2019
    Inventors: Tomohiko KOTAKE, Tatsuya MAKINO, Kouta IWANAGA
  • TREATMENT AGENT FOR TREATING PARTICLES, WATER-REPELLENT PARTICLES AND PRODUCTION METHOD THEREFOR, WATER-REPELLENT LAYER, AND PENETRATION PREVENTING STRUCTURE
    Publication number: 20190345362
    Abstract: The present invention relates to a treatment agent for treating particles, the treatment agent comprising a condensation product of a liquid composition comprising at least one selected from the group consisting of a polysiloxane compound having a hydrolyzable functional group or a condensable functional group and a hydrolyzate of the polysiloxane compound having a hydrolyzable functional group.
    Type: Application
    Filed: February 1, 2018
    Publication date: November 14, 2019
    Inventors: Tomohiko KOTAKE, Tatsuya MAKINO, Kouta IWANAGA
  • SOL COMPOSITION, AEROGEL COMPOSITE, SUPPORT MEMBER PROVIDED WITH AEROGEL COMPOSITE, AND HEAT INSULATOR
    Publication number: 20190100630
    Abstract: The present invention relates to a sol composition for forming an aerogel composite, wherein the sol composition is a sol composition with a sufficient pot life for forming an aerogel composite superior in thermal insulation and flexibility, and comprises: at least one selected from the group consisting of a silicon compound having a hydrolyzable functional group or a condensable functional group and a hydrolysis product of the silicon compound having a hydrolyzable functional group; and a silica particle having an average primary particle diameter of 5 to 300 nm or a specific surface area of 10 to 600 m2/g.
    Type: Application
    Filed: March 21, 2017
    Publication date: April 4, 2019
    Inventors: Kouta IWANAGA, Tomohiko KOTAKE, Tatsuya MAKINO, Masato MIYATAKE, Satoshi TAKAYASU