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公开(公告)号：US09267046B2
公开(公告)日：2016-02-23
申请号：US14712472
申请日：2015-05-14
申请人： RICOH COMPANY, LTD.
IPC分类号： C09D11/322 , C09D11/36 , C09D11/326 , C08K5/3437
CPC分类号： C09D11/36 , C08K5/3437 , C09D11/322 , C09D11/326 , Y10T428/24802 , Y10T428/24901
摘要： Inkjet ink contains a pigment, a hydrosoluble solvent, and water, wherein the pigment is represented by the following chemical formula 1 and has a CuKα X-ray diffraction spectrum having a wavelength of 1.541 Å such that no main peak is observed at a Bragg (2θ±0.2°) angle in a range of 2θ of from 28.0° to 29.0°, wherein R represents a hydrogen atom, a methyl group, or a chlorine atom.
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公开(公告)号：US11499062B2
公开(公告)日：2022-11-15
申请号：US16611141
申请日：2018-06-27
申请人： RICOH COMPANY, LTD.
发明人： Hiroshi Gotou , Yoshiaki Masuda , Masahiko Ishikawa , Masaki Kudo , Kazuhiko Umemura , Keita Katoh , Akihiko Matsuyama , Masayasu Nonogaki , Takeshi Shibuya
IPC分类号： C09D11/102 , C09D11/107 , C09D11/36 , C09D11/38 , C09D11/40 , B41M5/00
摘要： An ink contains at least one kind of polyether-modified siloxane compound and at least one kind of aliphatic alcohol alkylene oxide compound.
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3.发明授权Ink composition, ink cartridge, inkjet recording device, and inkjet printed matter 有权油墨组合物，墨盒，喷墨记录装置和喷墨印刷品公开(公告)号：US09359522B2
公开(公告)日：2016-06-07
申请号：US14463886
申请日：2014-08-20
申请人： RICOH COMPANY, LTD.
发明人： Akihiko Matsuyama , Mitsuru Naruse , Masayasu Nonogaki , Keita Katoh , Kazukiyo Nagai , Yuusuke Koizuka
IPC分类号： C09D143/02 , C08K5/3437
CPC分类号： C09D143/02 , C08K5/3437 , Y10T428/24802
摘要： An ink composition contains a pigment; a copolymer containing a phosphoric acid group or phosphonic acid group; a hydrosoluble solvent; and water, wherein the pigment is represented by the following chemical formula 1 and satisfies the following relation 1: Y
摘要翻译： 油墨组合物含有颜料; 含有磷酸基或膦酸基的共聚物; 水溶性溶剂; 和水，其中颜料由以下化学式1表示，并且满足以下关系1：Y
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4.发明授权Inkjet ink, ink cartridge, inkjet recording device, and inkjet printed matter 有权喷墨墨水，墨盒，喷墨记录装置和喷墨印刷品公开(公告)号：US09150745B2
公开(公告)日：2015-10-06
申请号：US13974367
申请日：2013-08-23
申请人： RICOH COMPANY, LTD.
IPC分类号： C09D11/322 , C09D11/326
CPC分类号： C09D11/36 , C08K5/3437 , C09D11/322 , C09D11/326 , Y10T428/24802 , Y10T428/24901
摘要： Inkjet ink contains a pigment, a hydrosoluble solvent, and water, wherein the pigment is represented by the following chemical formula 1 and has a CuKα X-ray diffraction spectrum having a wavelength of 1.541 Å such that no main peak is observed at a Bragg (2θ±0.2°) angle in a range of 2θ of from 28.0° to 29.0°, wherein R represents a hydrogen atom, a methyl group, or a chlorine atom.
摘要翻译： 喷墨油墨含有颜料，水溶性溶剂和水，其中颜料由以下化学式1表示，并且具有波长为1.541的CuKαX射线衍射光谱，使得在布拉格（Bragg）处没有观察到主峰 2＆thetas;±0.2°）角度在2＆amp;该范围内; 为28.0°〜29.0°，R为氢原子，甲基或氯原子。
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5.发明授权Ink composition, recording method, printed matter, ink cartridge, and inkjet recording device 有权油墨组合物，记录方法，印刷品，墨盒和喷墨记录装置公开(公告)号：US09139749B2
公开(公告)日：2015-09-22
申请号：US14025241
申请日：2013-09-12
申请人： Ricoh Company, Ltd.
发明人： Akihiko Matsuyama , Mitsuru Naruse , Masayasu Nonogaki , Minoru Hakiri , Keita Katoh , Kazukiyo Nagai , Yuusuke Koizuka
IPC分类号： C09D11/322 , C09D11/326 , B41J2/175
CPC分类号： C09D11/322 , B41J2/17503
摘要： An ink composition contains a pigment represented by the following chemical formula 1; a hydrosoluble solvent; and water, wherein the pigment satisfies the following relation 1:0.040
摘要翻译： 油墨组合物含有由以下化学式1表示的颜料; 水溶性溶剂; 和水，其中所述颜料满足以下关系1：0.040
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