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    • 3. 发明申请
    • IMAGE FORMING METHOD
    • 图像形成方法
    • US20110242192A1
    • 2011-10-06
    • US13072796
    • 2011-03-28
    • Misato SASADAMinoru SAKAIKiyoshi IRITAJun MATSUMOTO
    • Misato SASADAMinoru SAKAIKiyoshi IRITAJun MATSUMOTO
    • B41J2/015
    • B41M5/506B41M5/0023B41M5/52B41M5/5218B41M5/5227B41M7/0072B41M7/0081C09D11/101C09D11/30
    • 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.
    • 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。
    • 6. 发明申请
    • INK SET FOR INKJET RECORDING
    • 墨水记录墨盒
    • US20090234065A1
    • 2009-09-17
    • US12400305
    • 2009-03-09
    • Misato SASADA
    • Misato SASADA
    • C08L31/02
    • C09D11/40C09D11/326
    • An ink set for inkjet recording including: a cyan color aqueous ink composition containing a cyan color pigment, an organic solvent, a neutralizing agent and water, a magenta color aqueous ink composition containing a magenta color pigment, an organic solvent, a neutralizing agent and water, and a yellow color aqueous ink composition containing a yellow color pigment, an organic solvent, a neutralizing agent and water, wherein the cyan color pigment, the magenta color pigment, and the yellow color pigment are each a pigment coated with a water-insoluble resin containing 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.
    • 一种用于喷墨记录的油墨组,包括:含有青色颜料,有机溶剂,中和剂和水的青色水性油墨组合物,含有品红色颜料,有机溶剂,中和剂的洋红色水性油墨组合物, 水和含有黄色颜料,有机溶剂,中和剂和水的黄色水性墨水组合物,其中,青色颜料,品红色颜料和黄色颜料分别为涂有水溶性颜料的颜料, 含有下式(I)表示的结构单元的不溶性树脂:其中,R1表示氢原子或甲基,Ar表示未取代或取代的芳香环,n表示平均重复数,为1〜6。
    • 9. 发明申请
    • AQUEOUS INKJET RECORDING INK AND METHOD FOR PRODUCING THE SAME
    • 水性墨水记录墨水及其制造方法
    • US20090203823A1
    • 2009-08-13
    • US12367088
    • 2009-02-06
    • Misato SASADATakafumi Hosokawa
    • Misato SASADATakafumi Hosokawa
    • C08K5/06C08L33/10C08L67/06C08K5/053
    • C09D11/326
    • An aqueous inkjet recording ink including pigment particles coated with a water-insoluble resin, water, and a water-soluble organic solvent including at least one hydroxy group, wherein the water-insoluble resin has a salt-forming group and a structural unit which is derived from a methacrylate and has an aromatic ring linked via a linking group to an atom in the main chain of the water-insoluble resin, and the water-insoluble resin satisfies the condition that when the water-insoluble resin, an organic solvent, one equivalent of a neutralizing agent with respect to the salt-forming group, and water are mixed with a total content of the water-insoluble resin and the organic solvent being 35% by mass relative to the total mass of the mixture, an emulsion is formed without precipitation of the water-insoluble resin, and after the emulsion is allowed to stand for three hours, a transparent single phase is formed, or two separate phases are formed and at least an aqueous phase of the two phases is transparent.
    • 一种水性喷墨记录油墨,其包含涂覆有不溶于水的树脂的颜料颗粒,水和包含至少一个羟基的水溶性有机溶剂,其中所述水不溶性树脂具有成盐基团和结构单元, 衍生自甲基丙烯酸酯并且具有通过连接基团与水不溶性树脂的主链中的原子连接的芳环,并且所述水不溶性树脂满足以下条件:当所述水不溶性树脂,有机溶剂,一种 将相对于成盐基团的中和剂相当于水,并且水与水不溶性树脂和有机溶剂的总含量相对于混合物的总质量为35质量%混合,形成乳液 在不使水不溶性树脂沉淀的状态下,使乳液静置3小时后,形成透明的单相,形成两个分相,至少将两相的水相 哈代是透明的。