公开(公告)号：US20210283908A1

公开(公告)日：2021-09-16

申请号：US17195742

申请日：2021-03-09

Applicant: Seiko Epson Corporation

Inventor： Satoshi TSUBAMOTO ,  Kosuke CHIDATE ,  Minoru YAMADA ,  Ryota MIYASA ,  Tasuku NAKAMURA

IPC: B41J2/045 ,  B41J11/00 ,  B41J11/04

Abstract: 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.

公开(公告)号：US20220275234A1

公开(公告)日：2022-09-01

申请号：US17680532

申请日：2022-02-25

Applicant: Seiko Epson Corporation

Inventor： Manabu TANIGUCHI ,  Tomohito NAKANO ,  Tomoki MARUYAMA ,  Kiyomi KUMAMOTO ,  Jun ITO ,  Tetsuya AOYAMA ,  Satoshi TSUBAMOTO ,  Masahiro YATAKE ,  Yukiko Il

IPC: C09D11/38 ,  C09D11/322 ,  C09D11/033 ,  C09D11/037 ,  C09D11/102 ,  C09D11/107 ,  C09D11/023

Abstract: An aqueous ink-jet ink composition according to the present disclosure contains pigment, water, resin particles, 1-(2-hydroxyethyl)-2-pyrrolidone, and trimethylglycine. The mass-based content of the resin particles is lower than the mass-based content of the pigment.

公开(公告)号：US20240141190A1

公开(公告)日：2024-05-02

申请号：US18497063

申请日：2023-10-30

Applicant: SEIKO EPSON CORPORATION

Inventor： Tetsuya AOYAMA ,  Satoshi TSUBAMOTO ,  Masahiro YATAKE

IPC: C09D11/30 ,  B41M5/00 ,  C09D153/00

CPC classification number: C09D11/30 ,  B41M5/0023 ,  C09D153/00

Abstract: An ink jet ink composition is provided which contains water, a (meth)acrylic resin, and a wax emulsion and which is a water-based clear ink, and the (meth)acrylic resin described above satisfies predetermined requirements.

公开(公告)号：US20220275231A1

公开(公告)日：2022-09-01

申请号：US17680384

申请日：2022-02-25

Applicant: Seiko Epson Corporation

Inventor： Tomoki MARUYAMA ,  Tetsuya AOYAMA ,  Masahiro YATAKE ,  Satoshi TSUBAMOTO

IPC: C09D11/322 ,  C09D11/033 ,  C08K5/3415 ,  C08K5/053 ,  B41J2/175

Abstract: An aqueous ink jet ink composition contains a color material, water, a polyhydric alcohol having a standard boiling point of 270.0° C. or more, and 1-(2-hydroxyethyl)-2-pyrrolidone. The mass ratio of the content of the polyhydric alcohol to that of 1-(2-hydroxyethyl)-2-pyrrolidone is 3.1 or more and 7.0 or less.

公开(公告)号：US20200165477A1

公开(公告)日：2020-05-28

申请号：US16697251

申请日：2019-11-27

Applicant: Seiko Epson Corporation

Inventor： Satoshi TSUBAMOTO

IPC: C09D11/40 ,  C09D11/033 ,  C09D11/108 ,  C09D11/102 ,  C09D11/107 ,  B41M5/00

Abstract: According to the present disclosure, an ink jet recording method includes depositing a resin liquid onto a non-absorption or low-absorption recording media and depositing an aqueous ink composition onto the recording medium by using an ink jet method, the recording medium including the resin liquid deposited on the recording medium, the aqueous ink composition having a total content of organic solvents of less than or equal to 12.0 mass % relative to the total mass of the aqueous ink composition.

公开(公告)号：US20240294788A1

公开(公告)日：2024-09-05

申请号：US18591221

申请日：2024-02-29

Applicant: SEIKO EPSON CORPORATION

Inventor： Tetsuya AOYAMA ,  Satoshi TSUBAMOTO ,  Masahiro YATAKE ,  Hiroaki KUMETA ,  Kenta KIKUCHI

IPC: C09D11/322

CPC classification number: C09D11/322

Abstract: An ink jet ink composition includes a pigment, a dispersant, and a biomass resin, the ink jet ink composition being an aqueous ink, in which the pigment is dispersed by the dispersant in water, and the dispersant includes a lignin compound.

公开(公告)号：US20230279253A1

公开(公告)日：2023-09-07

申请号：US18117499

申请日：2023-03-06

Applicant: SEIKO EPSON CORPORATION

Inventor： Kenta KIKUCHI ,  Hiroaki KUMETA ,  Satoshi TSUBAMOTO ,  Koji IMAMURA

IPC: C09D11/38 ,  C09D11/326

CPC classification number: C09D11/38 ,  C09D11/326

Abstract: An ink jet ink composition is a water-based ink jet ink composition and includes a vegetable black-derived colorant, a lignosulfonate salt, and an element A which includes at least one selected from the group consisting of Ca, Mg, Mn, Fe, Al, Si, Cr, Ni, Sr, and Ba, and a content of the element A with respect to a total mass of the ink composition is 50 to 1,700 mass ppm.

公开(公告)号：US20220380616A1

公开(公告)日：2022-12-01

申请号：US17750513

申请日：2022-05-23

Applicant: Seiko Epson Corporation

Inventor： Tetsuya AOYAMA ,  Satoshi TSUBAMOTO ,  Masahiro YATAKE ,  Tomohito NAKANO ,  Tomoki MARUYAMA

IPC: C09D11/40 ,  C09D11/322 ,  C09D11/38 ,  C09D11/326 ,  C09D11/037 ,  C09D11/033 ,  C09D11/107

Abstract: An ink jet ink composition includes: an acetoacetanilide-based monoazo pigment coated with a water-insoluble polymer; 1-(2-hydroxyethyl)-2-pyrrolidone; and water.