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公开(公告)号：EP2182035A4
公开(公告)日：2014-01-15
申请号：EP08827910
申请日：2008-08-20
Applicant: KAO CORP
Inventor： YOSHIDA HIROYUKI , SATO TAKAHIRO , NARITA MASAYUKI
CPC classification number: C09D11/322
Abstract: The present invention relates to (1) a water-based ink for ink-jet printing having excellent storage stability and anti-curling property which includes particles of a crosslinked water-insoluble polymer containing a colorant wherein a content of water in the ink is 60% by weight or less, and the crosslinked polymer contains an anionic group neutralized with a base in an amount of from 0.5 mmol or more per 1 g of the crosslinked polymer; (2) a process for producing the water-based ink; and (3) a method of reducing curling of a print wherein the print is obtained by printing characters or images thereon with the water-based ink using an ink-jet printer.
Abstract translation: 本发明涉及（1）一种喷墨印刷用水性油墨，其具有优异的储存稳定性和抗卷曲性，其包含含有着色剂的交联水不溶性聚合物的颗粒，其中油墨中的水分含量为60 重量％以下，交联聚合物含有以每1g交联聚合物为0.5mmol以上的碱中和的阴离子基团; （2）水性油墨的制造方法; 和（3）减少印刷品的卷曲的方法，其中通过使用喷墨打印机用水性油墨在其上打印字符或图像来获得打印。
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公开(公告)号：ES2834603T3
公开(公告)日：2021-06-18
申请号：ES16853494
申请日：2016-09-30
Applicant: KAO CORP
Inventor： SATO TAKAHIRO , WATANABE KAZUKI , NARITA MASAYUKI
IPC: B41J2/01 , B41J2/17 , B41J2/18 , B41M5/00 , C01G23/047 , C09C1/36 , C09D11/00 , C09D11/30 , C09D11/322
Abstract: Método de impresión por chorro de tinta de imprimir caracteres o imágenes con una tinta de base acuosa que comprende un óxido de titanio de tipo rutilo y un dispersante polimérico usando un aparato de impresión por chorro de tinta, en el que el dispersante polimérico comprende una unidad constituyente derivada de al menos un monómero que contiene un grupo aniónico seleccionado del grupo que consiste en ácido acrílico, ácido metacrílico, ácido maleico y un monómero de vinilo que contiene un grupo sulfónico en una cantidad de no menos del 72% en masa; un peso molecular promedio en peso del dispersante polimérico es de no menos de 3.000 y no más de 50.000; un contenido del dispersante polimérico en la tinta de base acuosa es de no menos del 1% en masa y no más del 7% en masa basándose en el óxido de titanio; y el aparato de impresión por chorro de tinta está equipado con unos medios de dispersión para dispersar el óxido de titanio en la tinta de base acuosa, comprendiendo dicho método las siguientes etapas 1 y 2: etapa 1: redispersar la tinta de base acuosa mediante los medios de dispersión; y etapa 2: expulsar la tinta de base acuosa redispersada en la etapa 1 sobre un medio de impresión para imprimir caracteres o imágenes sobre el medio de impresión.
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公开(公告)号：DE60308918D1
公开(公告)日：2006-11-16
申请号：DE60308918
申请日：2003-12-23
Applicant: KAO CORP
Inventor： NARITA MASAYUKI , WAKABAYASHI SHIGEMI
IPC: B41J2/01 , B41M5/00 , C09D11/00 , C09D11/328
Abstract: An aqueous dispersion of polymer particles of a water-insoluble vinyl polymer containing a hydrophobic dye, wherein the water-insoluble vinyl polymer is obtainable by polymerizing a monomer composition comprising an alicyclic (meth)acrylate, a salt-forming group-containing monomer, and a monomer copolymerizable with the alicyclic (meth)acrylate and the salt-forming group-containing monomer; and an ink comprising the aqueous dispersion. The aqueous dispersion is excellent in, for instance, storage stability, and the ink is excellent in, for instance, printing reliability, solvent resistance, water resistance and character quality.
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公开(公告)号：BR112018002750B1
公开(公告)日：2022-04-05
申请号：BR112018002750
申请日：2016-08-12
Applicant: KAO CORP
Inventor： WATANABE KAZUKI , NARITA MASAYUKI , II TOMOAKI
IPC: B41J2/01 , B41M5/00 , C09D11/326
Abstract: tinta à base de água para gravação com jato de tinta. a presente invenção refere-se a: [1] uma tinta à base de água para gravação com jato de tinta que contém óxido de titânio (a) e um dispersante de pigmento (b), em que o dispersante de pigmento (b) compreende uma unidade constitucional derivada de um monômero contendo grupo aniônico (a) e uma unidade constitucional derivada de um (met)acrilato de polialquileno glicol (b), o número médio de moles do óxido de alquileno adicionado no (met)acrilato de polialquileno glicol (b) sendo de 15 a 100; o dispersante de pigmento (b) possui um valor de ácido de 100 a 400 mg-koh/g; e o dispersante de pigmento (b) está contido em uma quantidade de 0,3 a 18 partes em massa por 100 partes em massa do óxido de titânio (a); e [2] um método de gravação a jato de tinta que compreende o uso de um registrador a jato de tinta para liberar a tinta à base de água descrita em [1] acima em um meio de gravação, produzindo assim um registro. com a presente invenção, é possível fornecer: uma tinta à base de água para a gravação a jato de tinta que inclui óxido de titânio como um pigmento e possui excelente capacidade de redispersão; e um método de gravação a jato de tinta.
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公开(公告)号：DE60036744D1
公开(公告)日：2007-11-29
申请号：DE60036744
申请日：2000-02-25
Applicant: KAO CORP
Inventor： KINUTA KOJI , NARITA MASAYUKI , AOSAKI TAISUKE , SAKAGUCHI MIKIO
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Patent Agency Ranking
公开(公告)号：DE60036744T2
公开(公告)日：2008-07-24
申请号：DE60036744
申请日：2000-02-25
Applicant: KAO CORP
Inventor： KINUTA KOJI , NARITA MASAYUKI , AOSAKI TAISUKE , SAKAGUCHI MIKIO
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公开(公告)号：DE60308918T2
公开(公告)日：2006-12-21
申请号：DE60308918
申请日：2003-12-23
Applicant: KAO CORP
Inventor： NARITA MASAYUKI , WAKABAYASHI SHIGEMI
IPC: B41J2/01 , B41M5/00 , C09D11/00 , C09D11/328
Abstract: An aqueous dispersion of polymer particles of a water-insoluble vinyl polymer containing a hydrophobic dye, wherein the water-insoluble vinyl polymer is obtainable by polymerizing a monomer composition comprising an alicyclic (meth)acrylate, a salt-forming group-containing monomer, and a monomer copolymerizable with the alicyclic (meth)acrylate and the salt-forming group-containing monomer; and an ink comprising the aqueous dispersion. The aqueous dispersion is excellent in, for instance, storage stability, and the ink is excellent in, for instance, printing reliability, solvent resistance, water resistance and character quality.
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公开(公告)号：JP2006124574A
公开(公告)日：2006-05-18
申请号：JP2004316752
申请日：2004-10-29
Inventor： WAKABAYASHI SHIGEMI , NARITA MASAYUKI
IPC: B41J2/01 , B41M5/00 , C09D11/00 , C09D11/322 , C09D11/324 , C09D11/328
Abstract: PROBLEM TO BE SOLVED: To provide a water-based ink for ink-jet recording having excellent dispersion stability, high printing density on plain paper and suppressed color bleed and to provide a method for producing the water-based ink.
SOLUTION: The water-based ink for ink-jet recording comprises a water-insoluble vinyl polymer containing a colorant. The water-insoluble vinyl polymer has a constituent unit derived from an acrylate or a methacrylate containing an arylalkyl group or an aryl group and the content of the acrylate or methacrylate in the water-based ink is ≤500 wt. ppm. The method for producing the water-based ink is provided.
COPYRIGHT: (C)2006,JPO&NCIPIAbstract translation: 解决问题：提供一种喷墨记录用水性油墨，其具有优异的分散稳定性，在普通纸上的高印刷密度和抑制的颜色渗色，并提供一种制备水性油墨的方法。 解决方案：用于喷墨记录的水性油墨包含含有着色剂的水不溶性乙烯基聚合物。 水不溶性乙烯基聚合物具有来自丙烯酸酯或含有芳基烷基或芳基的甲基丙烯酸酯的结构单元，水性油墨中丙烯酸酯或甲基丙烯酸酯的含量≤500重量％。 PPM。 提供了制造水性油墨的方法。 版权所有（C）2006，JPO＆NCIPI
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公开(公告)号：JP2004203996A
公开(公告)日：2004-07-22
申请号：JP2002373656
申请日：2002-12-25
Inventor： NARITA MASAYUKI , WAKABAYASHI SHIGEMI
IPC: B41J2/01 , B41M5/00 , C09D11/00 , C09D11/328
CPC classification number: C09D11/30
Abstract: PROBLEM TO BE SOLVED: To prepare an aqueous dispersion excellent in conservation stability, and to prepare a water-based ink excellent in print reliability, solvent resistance, water resistance, and print quality.
SOLUTION: The water-based ink comprises the aqueous dispersion of water-insoluble vinyl polymer grains containing a hydrophobic dye, wherein the water-insoluble vinyl polymer is prepared by the polymerization of (a) an alicyclic (meth)acrylate, (b) a salt producing group-containing monomer, and (c) a monomer composition copolymerizable with the alicyclic (meth)acrylate (a) and the salt producing group-containing monomer (b).
COPYRIGHT: (C)2004,JPO&NCIPI-
公开(公告)号：JP2001247313A
公开(公告)日：2001-09-11
申请号：JP2000042483
申请日：2000-02-21
Applicant: KAO CORP
Inventor： YODA KOJI , NARITA MASAYUKI , AOSAKI TAISUKE , SAKAGUCHI MIKIO
Abstract: PROBLEM TO BE SOLVED: To provide a compound oxide which has an inflection point wavelength which enlarges the depression of a spectrum in a wavelength region of 500 to 620 nm, and to provide a yellow pigment comprising the same. SOLUTION: This compound oxide represented by the composition formula (I): CeTixCayOz (I) [(x) is the number of 0.2 to 0.75; (y) is the number of 0 to 0.5; (z) is the number satisfying the expression: 1
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