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1. 发明授权

US11987715B2 Radiation curable ink jet composition and ink jet method 有权
公开(公告)号：US11987715B2
公开(公告)日：2024-05-21
申请号：US17210611
申请日：2021-03-24
申请人： Seiko Epson Corporation
发明人： Naoki Koike , Toru Saito , Kyohei Tanaka , Kiyoshi Nakamura
IPC分类号： C09D11/101 , B41J2/01 , B41J2/21 , B41J11/00 , B41M5/00 , B41M7/00 , C09D11/102 , C09D11/107 , C09D11/30 , C09D11/38
CPC分类号： C09D11/101 , B41J2/2107 , B41J11/002 , B41M5/00 , B41M5/0023 , B41M7/0081 , C09D11/102 , C09D11/107 , C09D11/30 , C09D11/38 , B41J2/01
摘要： A radiation curable ink jet composition includes polymerizable compounds and a photopolymerization initiator, the polymerizable compounds include a monofunctional monomer, a content of the monofunctional monomer with respect to a total mass of the polymerizable compounds is 90 percent by mass or more, and the photopolymerization initiator includes ethyl (2,4,6-trimethylbenzoyl)phenylphosphinate.

2. 发明授权

US09921452B2 Electrophoretic display device and electronic apparatus 有权
公开(公告)号：US09921452B2
公开(公告)日：2018-03-20
申请号：US15255810
申请日：2016-09-02
申请人： Seiko Epson Corporation
发明人： Kiyoshi Nakamura , Kei Kamakura , Soichi Moriya , Toru Katakabe
IPC分类号： G02B26/00 , G09G3/34 , G02F1/167 , G02F1/1339 , G02F1/1333 , G02F1/1343
CPC分类号： G02F1/167 , G02F1/133345 , G02F1/1339 , G02F1/13439 , G02F2001/1676
摘要： The electrophoretic display device includes an element substrate (first substrate), a counter substrate (second substrate) being disposed opposite to the element substrate, a partition being disposed between the element substrate and the counter substrate, and a dispersion liquid containing electrophoretic particles and the dispersion medium, which is disposed in a cell (space) defined by the partition. Further, a pixel electrodes (first electrode) is disposed on the dispersion liquid side of the element substrate, a common electrode (second electrode) is disposed on the dispersion liquid side of the counter substrate, the electrophoretic display device includes a coating layer on a surface in contact with the dispersion liquid in at least one electrode side of the pixel electrode and the common electrode, and the contact angle to water of the coating layer is not less than 60°.

3. 发明申请

US20170068145A1 ELECTROPHORETIC DISPLAY DEVICE AND ELECTRONIC APPARATUS 有权
标题翻译：电子显示装置和电子装置
公开(公告)号：US20170068145A1
公开(公告)日：2017-03-09
申请号：US15255810
申请日：2016-09-02
申请人： Seiko Epson Corporation
发明人： Kiyoshi Nakamura , Kei Kamakura , Soichi Moriya , Toru Katakabe
IPC分类号： G02F1/167 , G02F1/1333 , G02F1/1339
CPC分类号： G02F1/167 , G02F1/133345 , G02F1/1339 , G02F1/13439 , G02F2001/1676
摘要： The electrophoretic display device includes an element substrate (first substrate), a counter substrate (second substrate) being disposed opposite to the element substrate, a partition being disposed between the element substrate and the counter substrate, and a dispersion liquid containing electrophoretic particles and the dispersion medium, which is disposed in a cell (space) defined by the partition. Further, a pixel electrodes (first electrode) is disposed on the dispersion liquid side of the element substrate, a common electrode (second electrode) is disposed on the dispersion liquid side of the counter substrate, the electrophoretic display device includes a coating layer on a surface in contact with the dispersion liquid in at least one electrode side of the pixel electrode and the common electrode, and the contact angle to water of the coating layer is not less than 60°.
摘要翻译：电泳显示装置包括元件基板（第一基板），与元件基板相对设置的对置基板（第二基板），配置在元件基板与对置基板之间的隔板，以及含有电泳粒子的分散液分散介质，其设置在由分隔件限定的单元（空间）中。此外，在元件基板的分散液侧设置像素电极（第一电极），在对置基板的分散液侧设置公共电极（第二电极），电泳显示装置包括：在像素电极和公共电极的至少一个电极侧中与分散液接触的表面，并且涂层与水的接触角不小于60°。

4. 发明申请

US20170031228A1 ELECTROPHORESIS DISPLAY DEVICE AND ELECTRONIC APPARATUS 有权
标题翻译：电子显示装置和电子装置
公开(公告)号：US20170031228A1
公开(公告)日：2017-02-02
申请号：US15207854
申请日：2016-07-12
申请人： Seiko Epson Corporation
发明人： Tadashi Yamada , Kiyoshi Nakamura , Saichi Hirabayashi , Nobukazu Nagae , Toru Katakabe
IPC分类号： G02F1/167 , G02F1/1339
CPC分类号： G02F1/167 , G02F1/1339 , G02F2001/1672
摘要： An electrophoresis display device includes an element substrate (first substrate); a counter substrate (second substrate) arranged facing the element substrate; an electrophoresis layer arranged between the element substrate and the counter substrate and which includes a dispersion liquid which contains electrophoretic particles and a dispersion medium in which the electrophoretic particles are dispersed; a dividing wall arranged to partition the electrophoresis layer into a plurality of cells; and a sealing layer arranged between the counter substrate and the dividing wall. The sealing layer has a modulus of elasticity at 25° C. of 1 MPa or more to 100 MPa or less.
摘要翻译：电泳显示装置包括元件基板（第一基板）相对基板（第二基板），其布置成面向元件基板; 布置在元件基板和对置基板之间的电泳层，其包括含有电泳粒子的分散液和分散有电泳粒子的分散介质; 分隔壁，布置成将电泳层分隔成多个单元; 以及设置在对置基板和分隔壁之间的密封层。密封层在25℃下的弹性模量为1MPa以上且100MPa以下。

5. 发明申请

US20160282696A1 ELECTROPHORESIS DISPERSION LIQUID, ELECTROPHORESIS SHEET, ELECTROPHORESIS DEVICE, AND ELECTRONIC APPARATUS 有权
标题翻译：电解液分散液，电泳片，电泳装置和电子装置
公开(公告)号：US20160282696A1
公开(公告)日：2016-09-29
申请号：US15049387
申请日：2016-02-22
申请人： Seiko Epson Corporation
发明人： Shinobu Yokokawa , Keiichi Inoue , Tomoyuki Ushiyama , Masahiko Nakazawa , Kiyoshi Nakamura
IPC分类号： G02F1/167
CPC分类号： G02F1/167 , C08F292/00 , C08F299/08 , C09C1/3669 , C09C1/3676 , C09C1/3692 , G02F2001/1678
摘要： An electrophoresis dispersion liquid includes first electrophoretic particle of a scattering system having an ionic group on a surface thereof; second electrophoretic particle of a coloring system having a polarization group on the surface thereof; and a dispersion medium. It is preferable that the ionic group is an acidic group, and further includes a ring structure that forms an acidic group and a salt. It is preferable that the polarization group is an organic group having a main skeleton, and a substituent bonded to the main skeleton.
摘要翻译：电泳分散液包括在其表面具有离子基团的散射系统的第一电泳粒子; 其表面上具有极化基团的着色系的第二电泳粒子; 和分散介质。离子性基团优选为酸性基团，还包含形成酸性基团和盐的环状结构。优选的是，极化基团是具有主骨架的有机基团和与主骨架键合的取代基。

6. 发明授权

US12036806B2 Ink jet recording method and ink jet recording apparatus 有权
公开(公告)号：US12036806B2
公开(公告)日：2024-07-16
申请号：US17562135
申请日：2021-12-27
申请人： Seiko Epson Corporation
发明人： Toru Saito , Kiyoshi Nakamura , Toshiyuki Yoda , Midori Sekine
IPC分类号： B41M5/00 , B41J11/00 , C09D11/037 , C09D11/101 , C09D11/107 , C09D11/322 , C09D11/38
CPC分类号： B41M5/0023 , B41J11/0021 , C09D11/037 , C09D11/101 , C09D11/107 , C09D11/322 , C09D11/38
摘要： An ink jet recording method includes ejecting a radiation-curable ink jet composition to a recording medium from an ink jet head, and curing the ink jet composition ejected to the recording medium by irradiating with radiation from a LED irradiator having a peak wavelength of 250 to 310 nm to form a cured coating film. The ink jet composition contains a polymerizable compound and an α-hydroxyketone-based initiator.

7. 发明授权

US11142663B2 UV-curable ink jet ink composition 有权
公开(公告)号：US11142663B2
公开(公告)日：2021-10-12
申请号：US16801281
申请日：2020-02-26
申请人： Seiko Epson Corporation
发明人： Toru Saito , Naoki Koike , Toshiyuki Yoda , Kiyoshi Nakamura
IPC分类号： C09D11/38 , C09D11/107 , B41J11/00 , B41M5/00 , C09D11/101
摘要： A UV-curable ink jet ink composition includes: 10.00% by mass or more and 60.00% by mass or less, relative to a total mass of the ink composition, of a compound represented by formula (A); 10.00% by mass or more and 50.00% by mass or less, relative to the total mass of the ink composition, of one or more monofunctional monomers having an alicyclic hydrocarbon group or a cyclic ether group; 0.05% by mass or more and 0.50% by mass or less, relative to the total mass of the ink composition, of one or more fluorescent brighteners including a compound represented by formula (b1), (b2), (b3), or (b4); and 3.00% by mass or more and 8.00% by mass or less, relative to the total mass of the ink composition, of one or more acylphosphine oxide polymerization initiators.

8. 发明授权

US10113072B2 Electrophoretic particle, method of manufacturing electrophoretic particle, electrophoresis dispersion liquid, electrophoresis sheet, electrophoresis device, and electronic apparatus 有权
公开(公告)号：US10113072B2
公开(公告)日：2018-10-30
申请号：US15255890
申请日：2016-09-02
申请人： Seiko Epson Corporation
发明人： Keiichi Inoue , Shinobu Yokokawa , Kiyoshi Nakamura , Tomoyuki Ushiyama , Masahiko Nakazawa
IPC分类号： B32B5/16 , C09D5/44 , G02F1/167 , C08G77/20 , G02F1/17 , C09D183/14
摘要： An electrophoretic particle includes a base particle (particle), a first compound, a second compound, and a third compound bonded to the base particle. The first compound is a polymer having a dispersion portion derived from a first monomer, and a bonding portion derived from a second monomer, and is connected to the base particle at the bonding portion. The second compound includes a non-polar group and a second functional group and is connected to the base particle at the second functional group. The third compound includes a charging group and a second functional group and is connected to the base particle at the second functional group.

9. 发明授权

US09804472B2 Electrophoresis dispersion liquid, electrophoresis sheet, electrophoresis device, and electronic apparatus 有权
公开(公告)号：US09804472B2
公开(公告)日：2017-10-31
申请号：US15049387
申请日：2016-02-22
申请人： Seiko Epson Corporation
发明人： Shinobu Yokokawa , Keiichi Inoue , Tomoyuki Ushiyama , Masahiko Nakazawa , Kiyoshi Nakamura
IPC分类号： G02F1/03 , G02F1/07 , G09G3/34 , G02F1/167 , C09C1/36 , C08F292/00
CPC分类号： G02F1/167 , C08F292/00 , C08F299/08 , C09C1/3669 , C09C1/3676 , C09C1/3692 , G02F2001/1678
摘要： An electrophoresis dispersion liquid includes first electrophoretic particle of a scattering system having an ionic group on a surface thereof; second electrophoretic particle of a coloring system having a polarization group on the surface thereof; and a dispersion medium. It is preferable that the ionic group is an acidic group, and further includes a ring structure that forms an acidic group and a salt. It is preferable that the polarization group is an organic group having a main skeleton, and a substituent bonded to the main skeleton.

10. 发明授权

US10001692B2 Electrophoretic particle, method of manufacturing electrophoretic particle, electrophoresis dispersion liquid, electrophoresis sheet, electrophoresis device, and electronic apparatus 有权
公开(公告)号：US10001692B2
公开(公告)日：2018-06-19
申请号：US15080454
申请日：2016-03-24
申请人： Seiko Epson Corporation
发明人： Keiichi Inoue , Shinobu Yokokawa , Kiyoshi Nakamura , Tomoyuki Ushiyama
IPC分类号： G02B26/00 , G02F1/167 , C09D183/10 , C08G77/442
CPC分类号： G02F1/167 , C08G77/442 , C09D183/10 , G02F2001/1678
摘要： An electrophoretic particle includes a base particle (particle) that includes a first functional group, and a first compound and a second compound bonded to the base particle. The first compound is a polymer that includes a dispersion portion derived from a first monomer that contributes to dispersibility and a bonding portion derived from a second monomer including a second functional group having reactivity to the first functional group, and is connected to the base particle at the bonding portion. The second compound has a lower molecular weight than the first compound, includes a non-polar group and the second functional group, and is connected to the base particle at the second functional group.

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