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    • 1. 发明授权
    • Ink, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus
    • 油墨,喷墨记录方法,墨盒,记录单元和喷墨记录装置
    • US07615113B2
    • 2009-11-10
    • US12092001
    • 2006-12-21
    • Yoshihide AikawaEiichi NakataYojiro Kojima
    • Yoshihide AikawaEiichi NakataYojiro Kojima
    • C09D11/00C09D11/02B41J2/01
    • C09D11/32
    • It is an object to provide an ink that forms an image which is superior in color developability, has high environmental gas resistance, and further has superior bronze resistance. The ink comprising at least a coloring material is wherein the coloring material comprises a compound represented by a following general formula (I) or a salt thereof; the coloring material comprises a compound represented by a following general formula (I) or a salt thereof; and the maximum absorption wavelengths obtained by measuring an absorbance of a liquid prepared by diluting 2,000 times the ink with 90 mass % of N,N-dimethylformamide aqueous solution are respectively in a range of 580 nm or more and 640 nm or less and in a range of 650 nm or more and 700 nm or less; and a ratio B/A of 0.75 or more and 0.90 or less, wherein A is an absorbance at a maximum absorption wavelength in the range of 580 nm or more and 640 nm or less, and B is an absorbance at the maximum absorption wavelength in a range of 650 nm or more and 700 nm or less.
    • 本发明的目的是提供一种油墨,其形成了显色性优异,耐环境气体性高,进一步具有优异的耐青铜性的图像。 包含至少着色材料的油墨是其中着色材料包含由以下通式(I)表示的化合物或其盐; 着色材料包含由以下通式(I)表示的化合物或其盐; 并且通过测量通过用90质量%的N,N-二甲基甲酰胺水溶液稀释2000倍的油墨制备的液体的吸光度而获得的最大吸收波长分别在580nm以上且640nm以下的范围内 650nm以上且700nm以下的范围; 并且比率B / A为0.75以上至0.90以下,其中A为580nm以上且640nm以下的最大吸收波长处的吸光度,B为最大吸收波长处的吸光度 650nm以上且700nm以下的范围。
    • 4. 发明授权
    • Ink jet ink, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus
    • 喷墨油墨,喷墨记录方法,墨盒,记录单元和喷墨记录装置
    • US07294184B2
    • 2007-11-13
    • US11321552
    • 2005-12-30
    • Kuniaki FujimotoShin-ichi SatoJun YoshizawaYoshihide AikawaKunihiko NakamuraMasanori Jinnou
    • Kuniaki FujimotoShin-ichi SatoJun YoshizawaYoshihide AikawaKunihiko NakamuraMasanori Jinnou
    • C09D11/02B41J2/01
    • C09B5/14C09D11/328
    • Provided is an ink jet ink containing a coloring material having a buffer region in an ink use range, the ink jet ink being capable of suppressing the occurrence of the deterioration (dissolution) of a heating portion surface in contact with liquid; and the disconnection of wiring for applying a voltage to a heating portion even when long term continuous printing is performed. The ink jet ink is used for an ink jet recording apparatus equipped with a recording head having a heating portion surface in contact with liquid comprising a metal and/or a metal oxide. The ink jet ink contains a coloring material in a content (mass %) of 3 mass % or more with respect to the total mass of the ink jet ink. The coloring material is a colorant having a buffer region in an ink use range, and comprises a compound represented by the following general formula (I) and/or a compound represented by the following general formula (II) H(OCH2CH2)pR5.   General formula (II)
    • 本发明提供一种喷墨油墨,其含有在油墨使用范围内具有缓冲区域的着色材料,所述喷墨油墨能够抑制与液体接触的加热部分表面的劣化(溶解)的发生; 以及即使在进行长期连续打印时也将用于施加电压的布线断开。 喷墨油墨用于配备有具有与包含金属和/或金属氧化物的液体接触的加热部分表面的记录头的喷墨记录装置。 喷墨油墨含有相对于喷墨油墨的总质量为3质量%以上的着色材料。 着色材料是具有油墨使用范围内的缓冲区域的着色剂,并且包含由以下通式(I)表示的化合物和/或由以下通式(II)表示的化合物<?在线式 description =“In-line Formulas”end =“lead”?> H(OCH 2 CH 2 CH 2)p / SUB>。 通用公式(II)<?in-line-formula description =“In-line Formulas”end =“tail”?>
    • 5. 发明申请
    • Water-based ink, ink tank having the same, and ink-jet recording process
    • 水性油墨,具有相同的油墨罐和喷墨记录工艺
    • US20050131104A1
    • 2005-06-16
    • US11006625
    • 2004-12-08
    • Yoshihide AikawaShinichi Sato
    • Yoshihide AikawaShinichi Sato
    • C09D11/00C03C17/00
    • C09D11/328
    • A water-based ink containing a water-soluble dimer coloring material having a molecular structure having two chromophores and being symmetrical via a decomposable linking group, a water-soluble monomer coloring material having the same structure as the molecular structure obtained by the decomposition of the linking group in the water-soluble dimer coloring material, and a first water-soluble organic solvent which is a triol compound being liquid at normal temperature and having less than 5 carbon atoms, capable of restraining the water-soluble dimer coloring material from being decomposed. The water-soluble monomer coloring material is from 1% or more to 12% or less in weight with respect to the weight of the water-soluble dimer coloring material. Also disclosed are an ink tank holding therein this ink, and an ink-jet recording process carried out using this ink.
    • 一种含有具有两个发色团的分子结构并通过可分解连接基团对称的水溶性二聚物着色材料的水性油墨,具有与分解结构获得的分子结构相同结构的水溶性单体着色材料 水溶性二聚物着色材料中的连接基团和作为三元醇化合物的第一水溶性有机溶剂,其在常温下为液体,具有少于5个碳原子,能够抑制水溶性二聚体着色材料分解 。 相对于水溶性二聚体着色材料的重量,水溶性单体着色材料的重量为1重量%以上且12重量%以下。 还公开了在其中容纳该油墨的油墨罐和使用该油墨进行的喷墨记录处理。
    • 7. 发明申请
    • INK, INK JET RECORDING METHOD, INK CARTRIDGE, RECORDING UNIT, AND INK JET RECORDING APPARATUS
    • 墨水,喷墨记录方法,墨盒,记录单元和喷墨记录装置
    • US20090095199A1
    • 2009-04-16
    • US12092001
    • 2006-12-21
    • Yoshihide AikawaEiichi NakataYojiro Kojima
    • Yoshihide AikawaEiichi NakataYojiro Kojima
    • C09D11/00G01D11/00
    • C09D11/32
    • It is an object to provide an ink that forms an image which is superior in color developability, has high environmental gas resistance, and further has superior bronze resistance. The ink comprising at least a coloring material is wherein the coloring material comprises a compound represented by a following general formula (I) or a salt thereof; the coloring material comprises a compound represented by a following general formula (I) or a salt thereof; and the maximum absorption wavelengths obtained by measuring an absorbance of a liquid prepared by diluting 2,000 times the ink with 90 mass % of N,N-dimethylformamide aqueous solution are respectively in a range of 580 nm or more and 640 nm or less and in a range of 650 nm or more and 700 nm or less; and a ratio B/A of 0.75 or more and 0.90 or less, wherein A is an absorbance at a maximum absorption wavelength in the range of 580 nm or more and 640 nm or less, and B is an absorbance at the maximum absorption wavelength in a range of 650 nm or more and 700 nm or less.
    • 本发明的目的是提供一种油墨,其形成了显色性优异,耐环境气体性高,进一步具有优异的耐青铜性的图像。 包含至少着色材料的油墨是其中着色材料包含由以下通式(I)表示的化合物或其盐; 着色材料包含由以下通式(I)表示的化合物或其盐; 并且通过测量通过用90质量%的N,N-二甲基甲酰胺水溶液稀释2000倍的油墨制备的液体的吸光度而获得的最大吸收波长分别在580nm以上且640nm以下的范围内 650nm以上且700nm以下的范围; 并且比率B / A为0.75以上至0.90以下,其中A为580nm以上且640nm以下的最大吸收波长处的吸光度,B为最大吸收波长处的吸光度 650nm以上且700nm以下的范围。
    • 8. 发明授权
    • Water-based ink, ink tank having the same, and ink-jet recording process
    • 水性油墨,具有相同的油墨罐和喷墨记录工艺
    • US07288143B2
    • 2007-10-30
    • US11006625
    • 2004-12-08
    • Yoshihide AikawaShinichi Sato
    • Yoshihide AikawaShinichi Sato
    • C09D11/00C09D11/02B41J2/01
    • C09D11/328
    • A water-based ink containing a water-soluble dimer coloring material having a molecular structure having two chromophores and being symmetrical via a decomposable linking group, a water-soluble monomer coloring material having the same structure as the molecular structure obtained by the decomposition of the linking group in the water-soluble dimer coloring material, and a first water-soluble organic solvent which is a triol compound being liquid at normal temperature and having less than 5 carbon atoms, capable of restraining the water-soluble dimer coloring material from being decomposed. The water-soluble monomer coloring material is from 1% or more to 12% or less in weight with respect to the weight of the water-soluble dimer coloring material. Also disclosed are an ink tank holding therein this ink, and an ink-jet recording process carried out using this ink.
    • 一种含有具有两个发色团的分子结构并通过可分解连接基团对称的水溶性二聚物着色材料的水性油墨,具有与分解结构获得的分子结构相同结构的水溶性单体着色材料 水溶性二聚物着色材料中的连接基团和作为三元醇化合物的第一水溶性有机溶剂,其在常温下为液体,具有少于5个碳原子,能够抑制水溶性二聚体着色材料分解 。 相对于水溶性二聚体着色材料的重量,水溶性单体着色材料的重量为1重量%以上且12重量%以下。 还公开了在其中容纳该油墨的油墨罐和使用该油墨进行的喷墨记录处理。