公开(公告)号：US20190283479A1

公开(公告)日：2019-09-19

申请号：US16351588

申请日：2019-03-13

申请人： Takashi TAMAI ,  Dongsik Jang ,  Atsufumi Hanazawa ,  Satoshi Takahashi ,  Yoshiki Yanagawa ,  Tsutomu Maekawa ,  Yukitaka Watarai

发明人： Takashi TAMAI ,  Dongsik Jang ,  Atsufumi Hanazawa ,  Satoshi Takahashi ,  Yoshiki Yanagawa ,  Tsutomu Maekawa ,  Yukitaka Watarai

IPC分类号： B41M5/00 ,  B41J11/00 ,  C09D11/54 ,  C09D11/102 ,  C09D11/107

摘要： An ink and processing liquid set contains a processing liquid to be applied to a recording medium, the processing liquid comprising a multivalent metal salt and an ink to be applied to an area of the recording medium where the processing liquid has been applied, the ink comprising a urethane resin, a styrene-acrylic resin, and a pigment, wherein the following relations are satisfied: 0.5≤B/C≤0.7, where B represents a static surface tension of the ink and C represents a static surface tension of the processing liquid; and 0.5≤E/D≤0.9, and 35 (mN/m)≤E≤55 (mN/m), where D represents a dynamic surface tension at 15 ms of the processing liquid and E represents a dynamic surface tension at 1500 ms of the processing liquid.

公开(公告)号：US11040561B2

公开(公告)日：2021-06-22

申请号：US16351588

申请日：2019-03-13

申请人： Takashi Tamai ,  Dongsik Jang ,  Atsufumi Hanazawa ,  Satoshi Takahashi ,  Yoshiki Yanagawa ,  Tsutomu Maekawa ,  Yukitaka Watarai

发明人： Takashi Tamai ,  Dongsik Jang ,  Atsufumi Hanazawa ,  Satoshi Takahashi ,  Yoshiki Yanagawa ,  Tsutomu Maekawa ,  Yukitaka Watarai

IPC分类号： B41M5/00 ,  B41J11/00 ,  C09D11/102 ,  C09D11/107 ,  C09D11/54

摘要： An ink and processing liquid set contains a processing liquid to be applied to a recording medium, the processing liquid including a multivalent metal salt and an ink to be applied to an area of the recording medium where the processing liquid has been applied, the ink including a urethane resin, a styrene-acrylic resin, and a pigment, wherein the following relations are satisfied: 0.5≤B/C≤0.7, where B represents a static surface tension of the ink and C represents a static surface tension of the processing liquid; and 0.5≤E/D≤0.9, and 35 (mN/m)≤E≤55 (mN/m), where D represents a dynamic surface tension at 15 ms of the processing liquid and E represents a dynamic surface tension at 1500 ms of the processing liquid.

公开(公告)号：US20180265728A1

公开(公告)日：2018-09-20

申请号：US15913959

申请日：2018-03-07

申请人： Atsufumi Hanazawa ,  Hiroshi Gotou ,  Tsutomu Maekawa ,  Yukitaka Watarai ,  Koji Katsuragi ,  Tomohiro Nakagawa

发明人： Atsufumi Hanazawa ,  Hiroshi Gotou ,  Tsutomu Maekawa ,  Yukitaka Watarai ,  Koji Katsuragi ,  Tomohiro Nakagawa

IPC分类号： C09D11/52 ,  C09D11/102 ,  C08L75/04 ,  C08K3/30

CPC分类号： C09D11/52 ,  C08G18/283 ,  C08G18/3203 ,  C08G18/3206 ,  C08G18/3262 ,  C08G18/758 ,  C08G18/792 ,  C08G18/8064 ,  C08K3/30 ,  C08K2003/3045 ,  C08L75/04 ,  C09D11/102 ,  C09D11/38 ,  C09D11/40 ,  C09D11/54

摘要： A printing method includes applying a processing fluid to a recording medium and applying an ink to the recording medium, wherein the processing fluid contains a first nonionic resin including the following structure unit a-1, the first nonionic resin having a glass transition temperature of 15 degrees C. or lower, wherein the ink contains a second nonionic resin including the following structure unit a-1 and a coloring material

公开(公告)号：US10647129B2

公开(公告)日：2020-05-12

申请号：US15913959

申请日：2018-03-07

申请人： Atsufumi Hanazawa ,  Hiroshi Gotou ,  Tsutomu Maekawa ,  Yukitaka Watarai ,  Koji Katsuragi ,  Tomohiro Nakagawa

发明人： Atsufumi Hanazawa ,  Hiroshi Gotou ,  Tsutomu Maekawa ,  Yukitaka Watarai ,  Koji Katsuragi ,  Tomohiro Nakagawa

IPC分类号： B41J2/21 ,  C09D11/52 ,  C09D11/102 ,  C08K3/30 ,  C08L75/04 ,  C08G18/79 ,  C08G18/75 ,  C08G18/32 ,  C09D11/40 ,  C08G18/80 ,  C09D11/38 ,  C08G18/28 ,  C09D11/54

摘要： A printing method includes applying a processing fluid to a recording medium and applying an ink to the recording medium, wherein the processing fluid contains a first nonionic resin including the following structure unit a-1, the first nonionic resin having a glass transition temperature of 15 degrees C. or lower, wherein the ink contains a second nonionic resin including the following structure unit a-1 and a coloring material

公开(公告)号：US09120334B2

公开(公告)日：2015-09-01

申请号：US14596370

申请日：2015-01-14

申请人： Koji Nagai ,  Yukitaka Watarai

发明人： Koji Nagai ,  Yukitaka Watarai

IPC分类号： G01D11/00 ,  B41J11/00 ,  C09D11/30 ,  C09D11/40 ,  C09D11/322

CPC分类号： B41J11/0015 ,  C09D11/102 ,  C09D11/30 ,  C09D11/322 ,  C09D11/38 ,  C09D11/40

摘要： Provided is an image forming apparatus, including: a pretreatment unit configured to bring a surface of a recording medium into contact with plasma; and an image forming unit configured to eject an ink onto the recording medium to thereby form an image; wherein the ink contains a pigment, water, a water-soluble organic solvent, and resin particles, wherein the water-soluble organic solvent is an amide compound having an inorganic/organic value (I/O value) of 1.1 to 2.0, and wherein the resin particles are ether-based polyurethane resin particles and have an acid group amount of 2.0 meq/g or more.

摘要翻译： 提供了一种图像形成装置，包括：预处理单元，被配置为使记录介质的表面与等离子体接触; 以及图像形成单元，被配置为将墨喷射到记录介质上，从而形成图像; 其中所述油墨含有颜料，水，水溶性有机溶剂和树脂颗粒，其中所述水溶性有机溶剂是无机/有机值（I / O值）为1.1至2.0的酰胺化合物，并且其中 树脂粒子是醚类聚氨酯树脂粒子，酸基量为2.0meq / g以上。

公开(公告)号：US5806718A

公开(公告)日：1998-09-15

申请号：US807085

申请日：1997-02-27

申请人： Yoshio Ota ,  Kouji Ono ,  Yukitaka Watarai

发明人： Yoshio Ota ,  Kouji Ono ,  Yukitaka Watarai

IPC分类号： B41J2/175 ,  B65D35/56

CPC分类号： B41J2/17553 ,  B41J2/17513 ,  B41J2/17523 ,  B41J2/17536

摘要： An ink cartridge for use with, for example, a stencil printer and storing viscous ink therein is disclosed. The cartridge is free from damage and deformation during storage or transport in various kinds of atmospheres. Particularly, an ink outlet included in the cartridge is prevented from tilting. The cartridge can, therefore, be surely and accurately mounted to an apparatus. The ink outlet is protected from damage even when the cartridge is let fall by accident.

摘要翻译： 公开了一种用于例如模版印刷机并在其中储存粘性油墨的墨盒。 在各种气氛中储存或运输过程中，墨盒不会损坏和变形。 特别地，防止包括在盒中的墨出口倾斜。 因此，盒可以确实地和精确地安装到装置上。 即使墨盒意外坠落，墨水出口也免受损坏。

公开(公告)号：US08187372B2

公开(公告)日：2012-05-29

申请号：US12268686

申请日：2008-11-11

申请人： Yukitaka Watarai

发明人： Yukitaka Watarai

IPC分类号： C09D11/02 ,  B05D5/00

CPC分类号： C09D11/30 ,  C09D11/322

摘要： An ink-jet O/W emulsion ink of the present invention includes an aqueous continuous phase (a), and a nonaqueous discontinuous phase (b), wherein the aqueous continuous phase (a) includes water, at least one pigment and at least one ionic or nonionic surfactant, and the nonaqueous discontinuous phase (b) includes at least one water-insoluble organic material having a hydroxyl group.

摘要翻译： 本发明的喷墨O / W乳液油墨包括水性连续相（a）和非水不连续相（b），其中所述水性连续相（a）包括水，至少一种颜料和至少一种颜料 离子或非离子表面活性剂，非水不连续相（b）包括至少一种具有羟基的水不溶性有机材料。

公开(公告)号：US08136916B2

公开(公告)日：2012-03-20

申请号：US12354267

申请日：2009-01-15

申请人： Yusuke Nemoto ,  Yoshihiko Kudoh ,  Akira Saito ,  Yoshiyuki Shishido ,  Yukitaka Watarai ,  Hiroyuki Hiratsuka ,  Susumu Shirauchi ,  Shin-ichi Shoji

发明人： Yusuke Nemoto ,  Yoshihiko Kudoh ,  Akira Saito ,  Yoshiyuki Shishido ,  Yukitaka Watarai ,  Hiroyuki Hiratsuka ,  Susumu Shirauchi ,  Shin-ichi Shoji

IPC分类号： B41J2/165 ,  B41J23/00 ,  B41J2/155

CPC分类号： B41J2/16585

摘要： An image-forming apparatus includes a head unit configured to include line-type recording heads for ejecting ink droplets, a transport mechanism disposed facing the recording head and configured to transport a sheet, a maintain-recovery mechanism disposed downstream from the transport mechanism in a direction in which the sheet is transported and configured to maintain and recover the line type recording heads, and a head drive mechanism configured to move the head unit between a position facing the transport mechanism and a position facing the maintain-recovery mechanism in the direction in which the sheet is transported.

摘要翻译： 图像形成装置包括头单元，该头单元被配置为包括用于喷射墨滴的线型记录头，与该记录头相对设置并构造成输送片材的输送机构，在该输送机构的下游设置的维持恢复机构 方向，其中片材被输送和构造成维持和恢复线型记录头;以及头驱动机构，其构造成使头单元在面向输送机构的位置和面向维护恢复机构的位置之间沿着 该片材被运送。

公开(公告)号：US6149720A

公开(公告)日：2000-11-21

申请号：US505681

申请日：2000-02-17

申请人： Keisuke Asada ,  Yukitaka Watarai ,  Koji Ono ,  Yoshihiko Sato

发明人： Keisuke Asada ,  Yukitaka Watarai ,  Koji Ono ,  Yoshihiko Sato

IPC分类号： C09D11/02 ,  C09D11/0235 ,  C09D11/033 ,  C09D11/037

CPC分类号： C09D11/0235

摘要： A water-in-oil type emulsion ink composed of 10-90% by weight of an oil phase and 90-10% by weight of an aqueous phase. The oil phase contains a petroleum solvent having a kinematic viscosity of greater than 6-10 mm.sup.2 /s at 40.degree. C. and such a carbon content distribution that a naphthenic carbon content C.sub.N is at least 34%, an aromatic carbon content C.sub.A is 2-20% and a paraffinic carbon content CP is less than 55%.

摘要翻译： 一种由10-90重量％油相和90-10重量％水相组成的油包水型乳液油墨。 油相含有运动粘度在40℃下运动粘度大于6-10mm 2 / s的石油溶剂，以及环烷碳含量CN至少为34％，芳香碳含量CA为2的碳含量分布 -20％，石蜡碳含量CP小于55％。

公开(公告)号：US20150202897A1

公开(公告)日：2015-07-23

申请号：US14596370

申请日：2015-01-14

申请人： Koji Nagai ,  Yukitaka Watarai

发明人： Koji Nagai ,  Yukitaka Watarai

IPC分类号： B41J11/00

CPC分类号： B41J11/0015 ,  C09D11/102 ,  C09D11/30 ,  C09D11/322 ,  C09D11/38 ,  C09D11/40

摘要： Provided is an image forming apparatus, including: a pretreatment unit configured to bring a surface of a recording medium into contact with plasma; and an image forming unit configured to eject an ink onto the recording medium to thereby form an image; wherein the ink contains a pigment, water, a water-soluble organic solvent, and resin particles, wherein the water-soluble organic solvent is an amide compound having an inorganic/organic value (I/O value) of 1.1 to 2.0, and wherein the resin particles are ether-based polyurethane resin particles and have an acid group amount of 2.0 meq/g or more.

摘要翻译： 提供了一种图像形成装置，包括：预处理单元，被配置为使记录介质的表面与等离子体接触; 以及图像形成单元，被配置为将墨喷射到记录介质上，从而形成图像; 其中所述油墨含有颜料，水，水溶性有机溶剂和树脂颗粒，其中所述水溶性有机溶剂是无机/有机值（I / O值）为1.1至2.0的酰胺化合物，并且其中 树脂粒子是醚类聚氨酯树脂粒子，酸基量为2.0meq / g以上。