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1. 发明授权

US08820909B2 Black ink composition, ink set, and image forming method 有权
标题翻译：黑色墨水组合物，墨水组合和成像方法
公开(公告)号：US08820909B2
公开(公告)日：2014-09-02
申请号：US13426618
申请日：2012-03-22
申请人： Misato Sasada , Jun Matsumoto
发明人： Misato Sasada , Jun Matsumoto
IPC分类号： B41J2/01 , C09D11/00 , B41J2/21 , C09D11/10 , B41J11/00
CPC分类号： C09D11/324 , B41J2/2107 , B41J11/002 , C09D11/101 , C09D11/40 , C09D11/54
摘要： A black ink composition includes a resin-coated carbon black containing a water-soluble resin and carbon black, a water-soluble polymerizable compound, a polymerization initiator, and water, wherein an average primary particle diameter of the carbon black is 20 nm or more, and an absorbance ratio of absorbance at a wavelength of 350 nm with respect to absorbance at a wavelength of 600 nm (absorbance at a wavelength of 350 nm/absorbance at a wavelength of 600 nm), when the black ink composition is diluted 5,000-fold with water, is 1.9 or lower.
摘要翻译：黑色油墨组合物包括含有水溶性树脂和炭黑的树脂包覆炭黑，水溶性聚合性化合物，聚合引发剂和水，其中，所述炭黑的平均一次粒径为20nm以上，相对于600nm波长处的吸光度（波长350nm处的吸光度，波长600nm处的吸光度），波长350nm处的吸光度的吸光度比，当黑色墨水组合物稀释5,000〜用水折叠，为1.9或更低。

2. 发明授权

US09045656B2 Black ink composition, ink set, and image forming method 有权
标题翻译：黑色墨水组合物，墨水组合和成像方法
公开(公告)号：US09045656B2
公开(公告)日：2015-06-02
申请号：US13596779
申请日：2012-08-28
申请人： Misato Sasada , Toshihiro Kamada , Jun Matsumoto
发明人： Misato Sasada , Toshihiro Kamada , Jun Matsumoto
IPC分类号： B41J2/01 , C09D11/101 , B41J2/21 , C09D11/322 , C09D11/324 , C09D11/40 , C09D11/54
CPC分类号： C09D11/101 , B41J2/2107 , C09D11/322 , C09D11/324 , C09D11/40 , C09D11/54
摘要： A black ink composition is provided which suppresses change in hue and can form an image with superior blocking resistance and scratch resistance. The black ink composition for ink jet recording includes a carbon black pigment; at least any one type of colorant pigment which is selected from a magenta pigment and a cyan pigment; a water-soluble polymerizable compound; a polymerization initiator; and water, wherein the average primary particle diameter of the carbon black pigment is 20 nm or more and less than 35 nm, the content ratio of the carbon black pigment with regard to the total mass of all of the pigments is 70 mass % or less, and the total mass of all of the pigments with regard to the total mass of the black ink composition is 4 mass % or less.
摘要翻译：提供一种黑色油墨组合物，其抑制色相的变化，并且可以形成具有优异的抗粘连性和耐刮擦性的图像。用于喷墨记录的黑色油墨组合物包括炭黑颜料; 至少任意一种选自洋红色颜料和青色颜料的着色剂颜料; 水溶性聚合性化合物; 聚合引发剂; 和水，其中炭黑颜料的平均一次粒径为20nm以上且小于35nm，炭黑颜料相对于所有颜料的总质量的含有比例为70质量％以下，并且所有颜料的总质量相对于黑色油墨组合物的总质量为4质量％以下。

3. 发明授权

US08641181B2 Image forming method 有权
标题翻译：图像形成方法
公开(公告)号：US08641181B2
公开(公告)日：2014-02-04
申请号：US13071537
申请日：2011-03-25
申请人： Jun Matsumoto , Koji Yasuda , Kiyoshi Irita , Misato Sasada
发明人： Jun Matsumoto , Koji Yasuda , Kiyoshi Irita , Misato Sasada
IPC分类号： C09D11/00
CPC分类号： B41M5/502 , B41M5/506 , B41M5/52 , C09D11/101 , C09D11/30
摘要： Provided is an image forming method including applying an ink that forms an image by inkjetting an ink composition containing coloring particles, a water-soluble polymerizable compound, a polymerization initiator and water onto a recording medium in which a base paper, a first layer containing a binder, and a second layer containing a white pigment are layered in this order, and a Cobb water absorption degree on a surface of the first layer placed on the base paper is 5.0 g/m2 or less as measured by a water absorption degree test according to JIS P8140 with a contact time of 15 seconds, and a water absorption amount on a surface of the second layer is 2 mL/m2 to 8 mL/m2 as measured by a Bristow method with a contact time of 0.5 seconds.
摘要翻译：提供了一种图像形成方法，其包括通过将含有着色颗粒，水溶性可聚合化合物，聚合引发剂和水的油墨组合物喷墨到其上的原纸，第一层粘合剂和含有白色颜料的第二层依次层叠，并且通过吸水度试验测定，在原纸上放置的第一层的表面上的Cobb吸水度为5.0g / m 2以下与JIS P8140的接触时间为15秒，第二层表面的吸水量为2mL / m 2〜8mL / m 2，通过Bristow法测定，接触时间为0.5秒。

4. 发明授权

US08733918B2 Image forming method 有权
标题翻译：图像形成方法
公开(公告)号：US08733918B2
公开(公告)日：2014-05-27
申请号：US13072796
申请日：2011-03-28
申请人： Misato Sasada , Minoru Sakai , Kiyoshi Irita , Jun Matsumoto
发明人： Misato Sasada , Minoru Sakai , Kiyoshi Irita , Jun Matsumoto
IPC分类号： B41J2/00
CPC分类号： B41M5/506 , B41M5/0023 , B41M5/52 , B41M5/5218 , B41M5/5227 , B41M7/0072 , B41M7/0081 , C09D11/101 , C09D11/30
摘要： The present invention provides an image forming method including ejecting an ink composition, using an ink jet apparatus, onto a recording medium thereby forming an image, the ink composition comprising a pigment, a water-soluble polymerizable monomer which is polymerized by actinic energy rays, and water, and the recording medium being composed of a base paper, a first layer including a binder, and a second layer including a white pigment and an acidic substance, which are disposed in this order, wherein a surface of the first layer is disposed on the base paper and has a Cobb water absorption capacity of 2.0 g/m2 or less at a contact time of 120 seconds as measured by a water-absorbing capacity test according to JIS P8140, a surface of the second layer has a water absorption of from 2 ml/m2 to 8 ml/m2 at a contact time of 0.5 seconds as measured by the Bristow's method, and the surface of the second layer has a pH of 5.5 or less.
摘要翻译：本发明提供了一种图像形成方法，包括使用喷墨装置将油墨组合物喷射到记录介质上，从而形成图像，该油墨组合物包含颜料，通过光化能射线聚合的水溶性可聚合单体，和水，并且所述记录介质由原纸，包括粘合剂的第一层和包括白色颜料和酸性物质的第二层构成，其中所述第一层的表面被设置在原纸上通过根据JIS P8140的吸水能力试验测定的接触时间为120秒时的Cobb吸水量为2.0g / m 2以下，第二层的表面具有通过Bristow法测定的接触时间为0.5秒时，从2ml / m 2至8ml / m 2，第二层的表面的pH为5.5以下。

5. 发明授权

US08414118B2 Image forming method 有权
标题翻译：图像形成方法
公开(公告)号：US08414118B2
公开(公告)日：2013-04-09
申请号：US12470962
申请日：2009-05-22
申请人： Toshiyuki Makuta , Yasuhiko Kachi , Hiroshi Yamamoto , Terukazu Yanagi , Misato Sasada
发明人： Toshiyuki Makuta , Yasuhiko Kachi , Hiroshi Yamamoto , Terukazu Yanagi , Misato Sasada
IPC分类号： B41J2/01
CPC分类号： B41J11/002 , B41J13/223 , B41M5/0023 , B41M5/52 , B41M7/0027
摘要： The method forms an image using an inkjet recording apparatus, which includes: an image formation unit having a line head type inkjet head disposed opposite a circumferential surface of an image formation drum, the inkjet head depositing the aqueous ink onto the recording medium while the recording medium is held and conveyed in rotation on the circumferential surface of the image formation drum; and a drying unit arranged on a downstream side of the image formation unit, the drying unit having a drying device disposed opposite a circumferential surface of a drying drum, the drying device drying a solvent in the aqueous ink deposited on the recording medium, the drying unit drying the solvent by means of the drying device while the recording medium is held and conveyed in rotation on the circumferential surface of the drying drum; using, as the recording medium, a special paper which is a recording medium successively laminated from a base paper, a first layer containing a binder and a second layer containing a white pigment, the base paper with the first layer provided thereon having a Cobb water absorbency of not higher than 5.0 g/m2 with a contact time of 15 seconds based on a water absorbency test stipulated in JIS P8140, and the second layer having a water absorption amount of not lower than 2 ml/m2 and not higher than 8 ml/m2 with a contact time of 0.5 seconds according to Bristow's method, and having a layer surface pH of not higher than 5.5 after pH adjustment.
摘要翻译：该方法使用喷墨记录装置形成图像，其包括：图像形成单元，具有与图像形成鼓的圆周表面相对设置的线头型喷墨头，喷墨头在记录时将水性墨水沉积到记录介质上介质在图像形成鼓的圆周表面上旋转地保持和传送; 以及设置在图像形成单元的下游侧的干燥单元，干燥单元具有与干燥滚筒的圆周表面相对设置的干燥装置，干燥装置干燥沉积在记录介质上的水性墨水中的溶剂，干燥通过干燥装置将溶剂单元干燥，同时将记录介质旋转地保持并传送到干燥滚筒的圆周表面上; 使用作为记录介质的专用纸作为从原纸连续层压的记录介质，含有粘合剂的第一层和含有白色颜料的第二层，其上设置有第一层的原纸具有Cobb水基于JIS P8140规定的吸水性试验，接触时间为15秒的吸光度为5.0g / m 2以下，吸水量为2ml / m 2以上8层以下的第二层 / m 2，接触时间为0.5秒，根据Bristow方法，pH调节后层的表面pH不高于5.5。

6. 发明申请

US20130050355A1 INK COMPOSITION, INK SET, AND IMAGE FORMING METHOD 有权
标题翻译：墨水组合物，墨水组合和图像形成方法
公开(公告)号：US20130050355A1
公开(公告)日：2013-02-28
申请号：US13591584
申请日：2012-08-22
申请人： Mika Imamura , Misato Sasada
发明人： Mika Imamura , Misato Sasada
IPC分类号： C09D11/10 , B41J2/01
CPC分类号： C09D11/322 , B41J2/2107 , B41J11/002 , C09D11/101 , C09D11/40 , C09D11/54
摘要： An ink composition having excellent ink stability over time and image adhesion to a recording medium is provided.The ink composition of the present invention includes: cross-linked particles containing a quinacridone solid solution pigment including at least two types of quinacridone-based compound; a water-soluble polymerizable compound; a polymerization initiator; and water.
摘要翻译：提供了具有优异的油墨稳定性随时间的图像粘附到记录介质上的油墨组合物。本发明的油墨组合物包括：含有喹吖啶酮固溶体颜料的交联颗粒，其包含至少两种类型的喹吖啶酮类化合物; 水溶性聚合性化合物; 聚合引发剂; 和水。

7. 发明授权

US08586648B2 Aqueous colorant dispersion, production method of aqueous colorant dispersion, and aqueous ink for inkjet recording 有权
标题翻译：水性着色剂分散体，水性着色剂分散液的制造方法和喷墨记录用水性油墨
公开(公告)号：US08586648B2
公开(公告)日：2013-11-19
申请号：US12391894
申请日：2009-02-24
申请人： Takafumi Hosokawa , Misato Sasada , Naoya Shibata
发明人： Takafumi Hosokawa , Misato Sasada , Naoya Shibata
IPC分类号： C08L31/02
CPC分类号： C09D133/10 , C09D11/326
摘要： An aqueous colorant dispersion including a colorant (A), a polymer (B), and an aqueous liquid medium (I), wherein the polymer (B) is a copolymer including a hydrophilic structural unit and a hydrophobic structural unit, the content of the hydrophobic structural unit in the polymer (B) being more than 80% by mass but less than 100% by mass, the hydrophobic structural unit includes a hydrophobic structural unit (a) having an aromatic ring linked via a linking group to an atom included in the main chain of the polymer (B), the content of aromatic rings in the polymer (B) is 10% by mass or more but less than 20% by mass with respect to the mass of the polymer (B), the hydrophilic structural unit includes a hydrophilic structural unit (b) including an ionic group, and the polymer (B) includes a structural unit (c) different from the hydrophobic structural unit (a) and from the hydrophilic structural unit (b), the content of the structural unit (c) in the polymer (B) being more than 15% by mass but less than 90% by mass.
摘要翻译：包含着色剂（A），聚合物（B）和水性液体介质（I）的水性着色剂分散体，其中聚合物（B）是包含亲水结构单元和疏水结构单元的共聚物，其含量聚合物（B）中的疏水性结构单元大于80质量％但小于100质量％，疏水性结构单元包括疏水结构单元（a），其具有通过连接基团与包含在聚合物（B）的主链，聚合物（B）中的芳环的含量相对于聚合物（B）的质量为10质量％以上且小于20质量％，亲水结构单元包括包含离子基团的亲水性结构单元（b），聚合物（B）包括与疏水性结构单元（a）不同的结构单元（c）和亲水性结构单元（b）的含量聚合物（B）中的结构单元（c）大于15％屁股，但小于90质量％。

8. 发明授权

US08393727B2 Ink composition, method of producing the same, ink set, and image forming method 有权
标题翻译：油墨组合物，其制造方法，油墨组合和成像方法
公开(公告)号：US08393727B2
公开(公告)日：2013-03-12
申请号：US13079820
申请日：2011-04-05
申请人： Misato Sasada , Yasufumi Ooishi
发明人： Misato Sasada , Yasufumi Ooishi
IPC分类号： G01D11/00
CPC分类号： C09D11/40 , C09D11/101 , C09D11/322 , C09D11/326 , C09D11/54
摘要： The present invention provides an inkjet ink composition, which has excellent ink-ejection reliability over a long time and capability of forming an image without defects such as white spots, and which includes: a pigment coated with a dispersant polymer; a water soluble polymerizable compound; a polymerization initiator; and water, the dispersant polymer being formed from a water soluble dispersant by crosslinking with a crosslinking agent.
摘要翻译：本发明提供了一种喷墨油墨组合物，其长时间具有优异的喷墨可靠性和形成无斑点等缺陷的图像的能力，并且包括：涂布有分散剂聚合物的颜料; 水溶性聚合性化合物; 聚合引发剂; 和水，所述分散剂聚合物通过与交联剂交联由水溶性分散剂形成。

9. 发明申请

US20090234058A1 AQUEOUS INK COMPOSITION 审中-公开
标题翻译：水份墨水组合物
公开(公告)号：US20090234058A1
公开(公告)日：2009-09-17
申请号：US12402658
申请日：2009-03-12
申请人： Misato Sasada
发明人： Misato Sasada
IPC分类号： C08K3/04
CPC分类号： C09D11/324
摘要： An aqueous ink composition including a carbon black having a specific surface area of 200 m2/g or more but less than 300 m2/g according to a BET method, an organic solvent, a neutralizing agent and water, wherein the carbon black is coated with a water-insoluble resin including a structural unit represented by the following formula (I): wherein R1 represents a hydrogen atom or a methyl group, Ar represents an unsubstituted or substituted aromatic ring, and n represents an average repeating number and is from 1 to 6.
摘要翻译：一种水性油墨组合物，其包括根据BET法，比表面积为200m 2 / g以上但小于300m 2 / g的炭黑，有机溶剂，中和剂和水，其中所述炭黑涂布包含由下式（I）表示的结构单元的水不溶性树脂：其中R1表示氢原子或甲基，Ar表示未取代或取代的芳环，n表示平均重复数，为1〜 6。

10. 发明申请

US20090221742A1 AQUEOUS COLORANT DISPERSION, PRODUCTION METHOD OF AQUEOUS COLORANT DISPERSION, AND AQUEOUS INK FOR INKJET RECORDING 有权
标题翻译：水性色素分散剂，水性色素分散体的生产方法和喷墨记录用水性油墨
公开(公告)号：US20090221742A1
公开(公告)日：2009-09-03
申请号：US12391894
申请日：2009-02-24
申请人： Takafumi Hosokawa , Misato Sasada , Naoya Shibata
发明人： Takafumi Hosokawa , Misato Sasada , Naoya Shibata
IPC分类号： C08L31/02
CPC分类号： C09D133/10 , C09D11/326
摘要： An aqueous colorant dispersion including a colorant (A), a polymer (B), and an aqueous liquid medium (I), wherein the polymer (B) is a copolymer including a hydrophilic structural unit and a hydrophobic structural unit, the content of the hydrophobic structural unit in the polymer (B) being more than 80% by mass but less than 100% by mass, the hydrophobic structural unit includes a hydrophobic structural unit (a) having an aromatic ring linked via a linking group to an atom included in the main chain of the polymer (B), the content of aromatic rings in the polymer (B) is 10% by mass or more but less than 20% by mass with respect to the mass of the polymer (B), the hydrophilic structural unit includes a hydrophilic structural unit (b) including an ionic group, and the polymer (B) includes a structural unit (c) different from the hydrophobic structural unit (a) and from the hydrophilic structural unit (b), the content of the structural unit (c) in the polymer (B) being more than 15% by mass but less than 90% by mass.
摘要翻译：包含着色剂（A），聚合物（B）和水性液体介质（I）的水性着色剂分散体，其中聚合物（B）是包含亲水结构单元和疏水结构单元的共聚物，其含量聚合物（B）中的疏水性结构单元大于80质量％但小于100质量％，疏水性结构单元包括疏水结构单元（a），其具有通过连接基团与包含在聚合物（B）的主链，聚合物（B）中的芳环的含量相对于聚合物（B）的质量为10质量％以上且小于20质量％，亲水结构单元包括包含离子基团的亲水性结构单元（b），聚合物（B）包括与疏水性结构单元（a）不同的结构单元（c）和亲水性结构单元（b）的含量聚合物（B）中的结构单元（c）大于15％屁股，但小于90质量％。

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