公开(公告)号：US20190300736A1

公开(公告)日：2019-10-03

申请号：US16365889

申请日：2019-03-27

Applicant: SEIKO EPSON CORPORATION

Inventor： Kenji KITADA ,  Hiroko HAYASHI ,  Yasunari IKEDA ,  Hirofumi HOKARI ,  Hisashi OKAMURA ,  Kenta KIKUCHI ,  Seiji KAGAMI ,  Shinichi NAITO

IPC: C09D11/328 ,  C09D11/38 ,  C09D11/033 ,  C09D11/037 ,  C09D11/107 ,  C09D11/103 ,  C09D11/08 ,  D06P5/30

Abstract: An aqueous inkjet composition contains at least one disperse dye selected from the group consisting of C.I. Disperse Yellow 54, C.I. Disperse Red 60, and C.I. Disperse Blue 359, and a styrene maleic acid-based dispersing agent represented by Formula (1).

公开(公告)号：US20200207999A1

公开(公告)日：2020-07-02

申请号：US16727048

申请日：2019-12-26

Applicant: Seiko Epson Corporation

Inventor： Hisashi OKAMURA ,  Hiroko HAYASHI ,  Kenji KITADA ,  Yasunari IKEDA ,  Hirofumi HOKARI ,  Shinichi YAMAMOTO ,  Michio NAKAMORI ,  Shigeki KAWADA ,  Kenta KIKUCHI ,  Kazumasa OTSUKI ,  Seiji KAGAMI ,  Shinichi NAITO

IPC: C09D11/322 ,  C08L39/00 ,  C08L71/02

Abstract: An aqueous ink jet composition contains: C.I. Disperse Red 364; a material A which is at least one compound selected from the group consisting of a compound represented by the following formula (1), a compound represented by the following formula (2), an ethylene oxide adduct of tristyrylphenol, a derivative of the ethylene oxide adduct of tristyrylphenol, a polyalkylene glycol, and a derivative of the polyalkylene glycol; and an anionic dispersant.

公开(公告)号：US20200239718A1

公开(公告)日：2020-07-30

申请号：US16775317

申请日：2020-01-29

Applicant: Seiko Epson Corporation

Inventor： Kenji KITADA ,  Hiroko HAYASHI ,  Yasunari IKEDA ,  Hisashi OKAMURA ,  Kenta KIKUCHI ,  Hirofumi HOKARI ,  Shinichi NAITO ,  Kazumasa OTSUKI ,  Michio NAKAMORI ,  Shinichi YAMAMOTO ,  Seiji KAGAMI ,  Shigeki KAWADA

IPC: C09D11/328 ,  C08K5/3415 ,  C08K5/1515 ,  C08K5/13 ,  C08L71/02 ,  C08K5/42

Abstract: An aqueous ink jet composition of the present disclosure includes: at least one dye selected from the group consisting of C.I. Solvent Yellow 160:1, C.I. Disperse Yellow 82, and C.I. Disperse Yellow 184; a material A which is at least one compound selected from the group consisting of a compound represented by the following formula (1), a compound represented by the following formula (2), an ethylene oxide adduct of tristyrylphenol, a derivative of an ethylene oxide adduct of tristyrylphenol, a polyalkylene glycol, and a derivative of a polyalkylene glycol; and an anionic dispersant.

公开(公告)号：US20190352525A1

公开(公告)日：2019-11-21

申请号：US16411332

申请日：2019-05-14

Applicant: Seiko Epson Corporation

Inventor： Yasunari IKEDA ,  Hiroko HAYASHI ,  Kenji KITADA ,  Hirofumi HOKARI ,  Hisashi OKAMURA ,  Kenta KIKUCHI ,  Shinichi NAITO

IPC: C09D11/328 ,  C09D11/38

Abstract: An aqueous ink jet composition includes a first component which is at least one selected from the group consisting of C.I. Solvent Yellow 160: 1, C.I. Disperse Yellow 82, and C.I. Disperse Yellow 184; a second component which is a dispersant having at least one chemical structure of a sulfo group and a salt thereof; and a third component which has a cumarin skeleton and at least one chemical structure of a sulfo group and a salt thereof.

公开(公告)号：US20180086929A1

公开(公告)日：2018-03-29

申请号：US15715756

申请日：2017-09-26

Applicant: Seiko Epson Corporation

Inventor： Hiroko HAYASHI ,  Tetsuya AOYAMA ,  Makoto NAGASE

IPC: C09D11/322 ,  C09B62/04 ,  C07C229/24 ,  C09D11/06

Abstract: An ink jet textile printing ink composition includes water; a color material; and a metal chelating agent. In the ink composition described above, the metal chelating agent includes at least one selected from methyl glycine diacetic acid, L-glutamate diacetic acid, L-aspartic diacetic acid, hydroxyethylimino diacetic acid, 3-hydroxy-2,2′-iminodisuccucinic acid, dicarboxymethyl glutamic acid, (S,S)-ethylenediaminedisuccinic acid, and salts thereof, and the pH of the ink composition is 6 to 10.