Patents by Inventor Kosuke Chidate
Kosuke Chidate 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).
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Patent number: 12729482Abstract: A set according to an embodiment of the present disclosure includes a treatment solution composition that contains particles containing organopolysiloxane and water, and an ink jet ink composition that contains a pigment and water, in which in a ratio of a static surface tension of the ink jet ink composition to a static surface tension of the treatment solution composition, the static surface tension of the treatment solution composition is from 1.0 to 1.5 when the static surface tension of the ink jet ink composition is set to 1, the static surface tension of the treatment solution composition is from 25 to 40 mN/m, and the treatment solution composition and the ink jet ink composition are discharged by an ink jet method and used.Type: GrantFiled: May 31, 2024Date of Patent: September 8, 2026Assignee: SEIKO EPSON CORPORATIONInventors: Tasuku Nakamura, Ryota Miyasa, Daisuke Sakuma, Akiko Yamada, Kosuke Chidate
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Publication number: 20260184944Abstract: A composition set according to an embodiment of the present disclosure includes a textile printing white ink jet ink composition, a textile printing clear ink jet ink composition, and a treatment liquid composition, in which the textile printing white ink jet ink composition contains a titanium oxide pigment and water, the textile printing clear ink jet ink composition contains a resin particle and water, and the treatment liquid composition contains a particle containing organopolysiloxane and water.Type: ApplicationFiled: December 23, 2025Publication date: July 2, 2026Inventor: Kosuke CHIDATE
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Publication number: 20260176487Abstract: A composition set contains a textile printing ink jet ink composition and a treatment liquid composition, in which the textile printing ink jet ink composition contains a white pigment, resin particles, and water, the resin particles include resin particles having a breaking elongation of 400% or more and 1000% or less, a content of the resin particles is 6.5% by mass or more with respect to a total amount of the textile printing ink jet ink composition, and the treatment liquid composition contains particles containing an organopolysiloxane and water.Type: ApplicationFiled: December 23, 2025Publication date: June 25, 2026Inventor: Kosuke CHIDATE
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Patent number: 12630973Abstract: A recording method according to an embodiment of the present disclosure is a recording method on a fabric, including an ink adhering step of adhering droplets of an ink composition containing a pigment and resin particles to the fabric; and a treatment solution adhering step of adhering droplets of a treatment solution containing a crosslinking agent to the fabric, in which a maximum weight per droplet of the droplet of the ink composition is 30 ng or less, a maximum weight per droplet of the droplet of the treatment solution is 30 ng or less, and a droplet weight of the treatment solution is equal to or less than a droplet weight of the ink composition.Type: GrantFiled: February 28, 2023Date of Patent: May 19, 2026Assignee: SEIKO EPSON CORPORATIONInventors: Akiko Yamada, Kosuke Chidate, Daisuke Sakuma, Takamitsu Kondo
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Patent number: 12576663Abstract: A treatment method according to an embodiment of the present disclosure includes: a first treatment agent adhesion step of ejecting a first treatment agent which contains a pigment, first resin particles, water, and a first water-soluble organic solvent from an ink jet head so as to be adhered to a cloth; and a second treatment agent adhesion step of spraying a second treatment agent which contains second resin particles, water, and a second water-soluble organic solvent from a nozzle front hole together with a heated gas to the cloth to which the first treatment agent is adhered so as to be adhered thereto, and the nozzle front hole has a temperature higher than a standard boiling point of the second water-soluble organic solvent by 50° C. or more.Type: GrantFiled: January 6, 2023Date of Patent: March 17, 2026Assignee: SEIKO EPSON CORPORATIONInventor: Kosuke Chidate
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Patent number: 12454143Abstract: A printing recording method includes: a chromatic ink adhesion step of adhering a liquid droplet of a chromatic ink composition which contains a pigment and an anionic first resin particle to a cloth; a treatment liquid adhesion step of adhering a liquid droplet of a treatment liquid which contains a cationic compound to the cloth; and an achromatic ink adhesion step of adhering a liquid droplet of an achromatic ink composition which contains an anionic second resin particle to the cloth.Type: GrantFiled: March 30, 2023Date of Patent: October 28, 2025Assignee: SEIKO EPSON CORPORATIONInventors: Akiko Yamada, Takamitsu Kondo, Daisuke Sakuma, Kosuke Chidate
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Publication number: 20250171955Abstract: A recording method includes a color ink deposition step of depositing an ink composition containing a pigment, resin particles, and water onto a recording medium by an ink jet method to form an image region, a first treatment liquid deposition step of depositing a first treatment liquid composition containing resin particles and water onto the recording medium by an ink jet method, and a second treatment liquid deposition step of depositing a second treatment liquid composition containing a softening agent onto the recording medium by an ink jet method, in which the image region has regions with different ink deposition amounts per unit area, the first treatment liquid deposition step and the second treatment liquid deposition step are carried out for at least the entire image region, and the deposition amount of the first treatment liquid composition is 12 mL/m2 or more.Type: ApplicationFiled: November 26, 2024Publication date: May 29, 2025Inventor: Kosuke CHIDATE
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Publication number: 20240401268Abstract: A recording method including a softening liquid attachment step of attaching a softening liquid composition containing a softening agent and water to a recording medium, and a coating liquid attachment step of attaching a coating liquid composition containing anionic resin particles and water to the recording medium, in which a content of the softening agent is 60% by mass or more with respect to a total amount of non-volatile components in the softening liquid composition, a content of the resin particles is 80% by mass or more with respect to a total amount of non-volatile components in the coating liquid composition, the coating liquid attachment step is performed by an ink jet method, and the softening liquid attachment step is performed by an ink jet method or a spray method.Type: ApplicationFiled: May 31, 2024Publication date: December 5, 2024Inventors: Ryota MIYASA, Daisuke SAKUMA, Kosuke CHIDATE, Akiko YAMADA
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Publication number: 20240401267Abstract: A set according to an embodiment of the present disclosure includes a treatment solution composition that contains particles containing organopolysiloxane and water, and an ink jet ink composition that contains a pigment and water, in which in a ratio of a static surface tension of the ink jet ink composition to a static surface tension of the treatment solution composition, the static surface tension of the treatment solution composition is from 1.0 to 1.5 when the static surface tension of the ink jet ink composition is set to 1, the static surface tension of the treatment solution composition is from 25 to 40 mN/m, and the treatment solution composition and the ink jet ink composition are discharged by an ink jet method and used.Type: ApplicationFiled: May 31, 2024Publication date: December 5, 2024Inventors: Tasuku NAKAMURA, Ryota MIYASA, Daisuke SAKUMA, Akiko YAMADA, Kosuke CHIDATE
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Publication number: 20240399746Abstract: An ink jet recording method for performing recording by causing a carriage in which a first nozzle row, a second nozzle row, a third nozzle row, a fourth nozzle row, a fifth nozzle row, and a sixth nozzle row extending in a sub-scanning direction in which a recording medium is transported are arranged in this order in a main scanning direction intersecting the sub-scanning direction to perform reciprocating scanning in the main scanning direction, and discharging a first composition, a second composition, a third composition, a fourth composition, a fifth composition, and a sixth composition from the first nozzle row, the second nozzle row, the third nozzle row, the fourth nozzle row, the fifth nozzle row, and the sixth nozzle row, respectively, in both a forward pass and a return pass, the method including an ink attachment step of discharging an ink composition containing a pigment and resin particles and attaching the ink composition to the recording medium, and a reaction liquid attachment step of discharType: ApplicationFiled: May 31, 2024Publication date: December 5, 2024Inventor: Kosuke CHIDATE
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Patent number: 12115791Abstract: The ink jet recording apparatus according to the present application includes a recording head including a nozzle for discharging an ink composition and a nozzle-forming surface having a discharge opening of the nozzle, a cleaning mechanism performing cleaning operation by ejecting the ink composition from the nozzle, and a wiping cleaning mechanism of wiping the nozzle-forming surface with an absorption member containing cellulose. The ink composition contains a pigment, a crosslinkable component, a surfactant, and water and has a contact angle of 50° or more on the nozzle-forming surface. The cleaning mechanism performs pressurized cleaning by applying a pressure to the inside of the recording head.Type: GrantFiled: August 30, 2021Date of Patent: October 15, 2024Inventor: Kosuke Chidate
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Publication number: 20240327666Abstract: Provided is a set including a reaction solution composition and an ink jet ink composition, in which the reaction solution composition contains a cationic urethane resin, a water-soluble organic solvent, and water, the ink jet ink composition contains a pigment, a crosslinkable urethane resin, and water, and the set is used to jet the reaction solution composition and the ink jet ink composition by an ink jet method to make the reaction solution composition and the ink jet ink composition adhere to a fabric.Type: ApplicationFiled: March 26, 2024Publication date: October 3, 2024Inventor: Kosuke CHIDATE
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Patent number: 12077904Abstract: A treatment method includes: preparing a vibration applying section including a contact member that has a base and a plurality of protruding portions which are provided so as to protrude from the base and which come into contact with a fabric and including a vibration generation source that applies a vibration to the contact member; and a vibration applying step of, in a state in which the protruding portions are made to be in contact with the fabric, driving the vibration generation source such that the protruding portions vibrate and applying vibration to the fabric via the protruding portions.Type: GrantFiled: September 22, 2022Date of Patent: September 3, 2024Assignee: SEIKO EPSON CORPORATIONInventors: Hideki Okada, Akiko Yamada, Kosuke Chidate
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Publication number: 20230347675Abstract: A printing recording method includes: a chromatic ink adhesion step of adhering a liquid droplet of a chromatic ink composition which contains a pigment and an anionic first resin particle to a cloth; a treatment liquid adhesion step of adhering a liquid droplet of a treatment liquid which contains a cationic compound to the cloth; and an achromatic ink adhesion step of adhering a liquid droplet of an achromatic ink composition which contains an anionic second resin particle to the cloth.Type: ApplicationFiled: March 30, 2023Publication date: November 2, 2023Inventors: Akiko YAMADA, Takamitsu KONDO, Daisuke SAKUMA, Kosuke CHIDATE
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Publication number: 20230313451Abstract: A recording method according to an embodiment of the present disclosure is a recording method on a fabric, including an ink adhering step of adhering droplets of an ink composition containing a pigment and resin particles to the fabric; and a treatment solution adhering step of adhering droplets of a treatment solution containing a crosslinking agent to the fabric, in which a maximum weight per droplet of the droplet of the ink composition is 30 ng or less, a maximum weight per droplet of the droplet of the treatment solution is 30 ng or less, and a droplet weight of the treatment solution is equal to or less than a droplet weight of the ink composition.Type: ApplicationFiled: February 28, 2023Publication date: October 5, 2023Inventors: Akiko YAMADA, Kosuke CHIDATE, Daisuke SAKUMA, Takamitsu KONDO
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Patent number: 11725114Abstract: An aqueous ink jet ink composition contains an organic solvent with an SP value of 9.5 to 10.5, resin particles, a plasticizer, and water. With respect to the amount of the aqueous ink jet ink composition, 1.0% by mass to 10.0% by mass of the organic solvent is contained.Type: GrantFiled: December 22, 2021Date of Patent: August 15, 2023Inventor: Kosuke Chidate
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Publication number: 20230219360Abstract: A treatment method according to an embodiment of the present disclosure includes: a first treatment agent adhesion step of ejecting a first treatment agent which contains a pigment, first resin particles, water, and a first water-soluble organic solvent from an ink jet head so as to be adhered to a cloth; and a second treatment agent adhesion step of spraying a second treatment agent which contains second resin particles, water, and a second water-soluble organic solvent from a nozzle front hole together with a heated gas to the cloth to which the first treatment agent is adhered so as to be adhered thereto, and the nozzle front hole has a temperature higher than a standard boiling point of the second water-soluble organic solvent by 50° C. or more.Type: ApplicationFiled: January 6, 2023Publication date: July 13, 2023Inventor: Kosuke CHIDATE
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Publication number: 20230098056Abstract: A treatment method includes: preparing a vibration applying section including a contact member that has a base and a plurality of protruding portions which are provided so as to protrude from the base and which come into contact with a fabric and including a vibration generation source that applies a vibration to the contact member; and a vibration applying step of, in a state in which the protruding portions are made to be in contact with the fabric, driving the vibration generation source such that the protruding portions vibrate and applying vibration to the fabric via the protruding portions.Type: ApplicationFiled: September 22, 2022Publication date: March 30, 2023Inventors: Hideki OKADA, Akiko YAMADA, Kosuke CHIDATE
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Patent number: 11529809Abstract: An ink jet printing recording apparatus includes a belt which supports a recording medium; a heating portion which heats the belt; and an ink jet recording head which ejects an ink jet ink composition, the belt is provided with an adhesive layer, the ink jet ink composition contains a heat cross-linking component, and the belt is heated by the heating portion to a temperature lower than a reaction temperature of the heat cross-linking component.Type: GrantFiled: March 9, 2021Date of Patent: December 20, 2022Inventors: Satoshi Tsubamoto, Kosuke Chidate, Minoru Yamada, Ryota Miyasa, Tasuku Nakamura
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Patent number: 11525064Abstract: A textile printing ink jet ink composition includes a dioxazine pigment, a resin particle, and a lubricant, wherein the content of the dioxazine pigment is 0.5 to 1.5 mass % based on the total amount of the ink composition.Type: GrantFiled: November 26, 2019Date of Patent: December 13, 2022Inventors: Tasuku Nakamura, Kosuke Chidate, Hideki Okada, Masakazu Ohashi, Takako Sugiyama