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1. 发明专利

JP2014177528A Inkjet recording ink as well as ink cartridge, inkjet recording device, inkjet recording method, and ink recorded article using the ink 有权
标题翻译：喷墨记录墨盒，墨盒，喷墨记录装置，喷墨记录方法和使用墨水的记录文章
公开(公告)号：JP2014177528A
公开(公告)日：2014-09-25
申请号：JP2013051460
申请日：2013-03-14
申请人： Ricoh Co Ltd , 株式会社リコー , Nof Corp , 日油株式会社
发明人： NONOGAKI MASAYASU , KATO KEITA , NARUSE MITSURU , HAKIRI MINORU , MATSUYAMA AKIHIKO , NAGAI KAZUKIYO , KOIIZUKA YUSUKE , SAKAMOTO NOBUYUKI , MATSUOKA YOSUKE , TAKAHASHI MASATOMO
IPC分类号： C09D11/00 , B41J2/01 , B41M5/00
摘要： PROBLEM TO BE SOLVED: To provide an inkjet recording ink etc. that can bring about a high image density on a plain paper and has a good ink storage stability and discharge stability.SOLUTION: An inkjet recording ink contains water, a water soluble solvent, a pigment, and a copolymer comprising phosphate group and is characterized in that the copolymer comprising phosphate group at least comprises a structural unit represented by the following general formula (1), a structural unit comprising trimethyl amine group coupled to oxygen of phosphate group, and a structural unit represented by either stearyl group or benzyl group. Rrepresents either a hydrogen atom or a methyl group; Mrepresents any of alkali metal ion, organic amine ion, or hydrogen ion; half or more of Min the copolymer is either alkali metal ion or organic amine ion and the remainder is hydrogen ion.
摘要翻译：要解决的问题：提供能够在普通纸上产生高图像浓度的喷墨记录油墨等，并且具有良好的储墨稳定性和排出稳定性。解决方案：喷墨记录油墨含有水，水溶性溶剂，颜料和包含磷酸基的共聚物，其特征在于，包含磷酸酯基的共聚物至少包含由以下通式（1）表示的结构单元，包含与磷酸酯基团的氧偶合的三甲胺基的结构单元和由硬脂基或苄基表示的结构单元。 R表示氢原子或甲基; M表示任何碱金属离子，有机胺离子或氢离子; Min的一半以上是共聚物是碱金属离子或有机胺离子，其余为氢离子。

2. 发明专利

JP2014172963A Ink for inkjet recording, ink cartridge, inkjet recording method, inkjet recording device and ink printed matter 审中-公开
标题翻译：喷墨记录墨盒，墨盒，喷墨记录方法，喷墨记录装置和墨水打印物
公开(公告)号：JP2014172963A
公开(公告)日：2014-09-22
申请号：JP2013045641
申请日：2013-03-07
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： NONOGAKI MASAYASU , NARUSE MITSURU , HAKIRI MINORU
IPC分类号： C09D11/00 , B41J2/01 , B41M5/00
摘要： PROBLEM TO BE SOLVED: To provide ink for inkjet recording which has good storage stability of ink, can obtain a high image density and has good discharge stability of ink, an ink cartridge using the ink, an inkjet recording method, an inkjet recording device and an ink recorded matter.SOLUTION: There is provided ink for inkjet recording which comprises at least water, a humactant and a coloring agent, wherein the humectant contains at least one of isopropylidene glycerol and 3-ethyl-3-hydroxymethyloxetane and the coloring agent is carbon black obtained by subjecting carbon black having a BET specific surface area of 90 to 150 m/g to ozone oxidation to have a volatile content of 10 to 20%.
摘要翻译：要解决的问题：为了提供具有良好的油墨储存稳定性的喷墨记录用油墨，可以获得高图像浓度并且具有良好的油墨排出稳定性，使用油墨的墨盒，喷墨记录方法，喷墨记录装置和油墨记录物。溶液：提供喷墨记录用油墨，其至少包含水，人造丝剂和着色剂，其中所述保湿剂含有异丙基甘油和3-乙基-3-羟基甲基氧杂环丁烷中的至少一种，着色剂为通过使BET比表面积为90〜150m 2 / g的炭黑进行臭氧氧化而得到的挥发成分为10〜20％的炭黑。

3. 发明专利

JP2014152207A Ink for inkjet recording, ink cartridge, inkjet recording apparatus, and image formation product 有权
标题翻译：喷墨记录墨盒，墨盒，喷墨记录装置和图像形成产品
公开(公告)号：JP2014152207A
公开(公告)日：2014-08-25
申请号：JP2013021343
申请日：2013-02-06
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： NARUSE MITSURU , HAKIRI MINORU , MOROHOSHI NAOYA
IPC分类号： C09D11/00 , B41J2/01 , B41M5/00
摘要： PROBLEM TO BE SOLVED: To provide an ink for inkjet recording that has good storage stability and can realize high image density either on a smooth paper or on a non-smooth paper.SOLUTION: An ink for inkjet recording that contains water, pigment and a copolymer, and in which the copolymer comprises, as its constituent monomer, the following general formula (1) monomer and the general formula (2) CH=C(R2)-A2-CH-B2-COOM (in which, B2 denotes a direct bonding, an alkylene group having 1 to 2 carbon atoms, or a vinylene group; A2 denotes a direct bonding, -CO-O-, or -CO-NH-. Further, R2 and M are the same as R1 and M in the general formula (1).) monomer. : R1 denotes a hydrogen atom or a methyl group; A1 denotes -CO-O-, or -CO-NH-; B1 denotes an alkylene group having 4 to 23 carbon atoms; M denotes a hydrogen atom, an inorganic cation or an organic cation.
摘要翻译：要解决的问题：提供一种具有良好储存稳定性并且可以在光滑纸或非光滑纸上实现高图像浓度的喷墨记录用油墨。解决方案：用于喷墨记录的油墨，其含有水，颜料和共聚物，其中共聚物包含作为其构成单体的以下通式（1）单体和通式（2）CH = C（R 2）-A 2 -CH-B2-COOM（其中，B2表示直接键合，具有1〜2个碳原子的亚烷基或亚乙烯基; A2表示直接键合-CO-O-或-CO-NH-，此外，R 2和M与R 1和M相同通式（1）。）单体。通式（1）>：R1表示氢原子或甲基; A1表示-CO-O-或-CO-NH-; B1表示碳原子数4〜23的亚烷基。 M表示氢原子，无机阳离子或有机阳离子。

4. 发明专利

JP2014152204A Inkjet ink, image formation method, ink cartridge, inkjet recording apparatus, and image formation product 有权
标题翻译：喷墨墨水，图像形成方法，墨盒，喷墨记录装置和图像形成产品
公开(公告)号：JP2014152204A
公开(公告)日：2014-08-25
申请号：JP2013021185
申请日：2013-02-06
申请人： Ricoh Co Ltd , 株式会社リコー , Shiseido Co Ltd , 株式会社資生堂
发明人： HAKIRI MINORU , NARUSE MITSURU , NONOGAKI MASAYASU , OSAWA TOMO
IPC分类号： C09D11/00 , B41J2/01 , B41M5/00
摘要： PROBLEM TO BE SOLVED: To provide an inkjet ink that achieves both ejection stability from a head nozzle and high image density even after storing a recording apparatus used for printing, and storage stability.SOLUTION: An inkjet ink that contains pigment, water, water-soluble organic solvent, and a copolymer having a monomer (A) represented by the following general formula (1) as an essential component, and is characterized in that the increase ratio of viscosity relative to the initial viscosity when the pH dropped to 8.5 is 50% or more. The general formula (1): in the above formula, R1 denotes a hydrogen atom or a methyl group; R2 denotes an alkylene group having 4 to 22 carbon atoms; X1 denotes a NH group or an oxygen atom; and M1 denotes a hydrogen atom, an inorganic or organic cation of monovalent.
摘要翻译：要解决的问题：即使在存储用于印刷的记录装置和储存稳定性之后，也提供一种既实现喷头喷射稳定性又具有高图像浓度的喷墨油墨。解决方案：一种喷墨油墨，其含有颜料，水，可溶性有机溶剂和具有下述通式（1）表示的单体（A）的共聚物作为必要成分，其特征在于，当pH降至8.5时，相对于初始粘度的粘度的增加比为50 ％或者更多。通式（1）：在上式中，R 1表示氢原子或甲基; R2表示碳原子数为4〜22的亚烷基。 X1表示NH基或氧原子; M1表示氢原子，一价无机或有机阳离子。

5. 发明专利

JP2014114409A Polymer and inkjet recording ink 有权
标题翻译：聚合物和喷墨记录墨水
公开(公告)号：JP2014114409A
公开(公告)日：2014-06-26
申请号：JP2012271212
申请日：2012-12-12
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： NARUSE MITSURU , NONOGAKI MASAYASU , HAKIRI MINORU , MATSUYAMA AKIHIKO , KATO KEITA , NAGAI KAZUKIYO , KOIIZUKA YUSUKE
IPC分类号： C09D11/00 , B41J2/01 , B41M5/00
摘要： PROBLEM TO BE SOLVED: To provide an inkjet recording ink which allows high image density to be obtained even on plain paper and exhibits excellent storage stability even if the content of a water-soluble organic solvent is high.SOLUTION: The inkjet recording ink contains water, a water-soluble organic solvent, a pigment, and a polymer containing a structural unit represented by general formula (1). In the general formula (1), Rrepresents either a hydrogen atom or a methyl group, and Mrepresents at least one selected from an alkali metal ion, an organic amine ion, and a hydrogen ion.
摘要翻译：要解决的问题：即使在普通纸上也能获得高图像浓度的喷墨记录油墨，即使水溶性有机溶剂的含量高，也显示优异的储存稳定性。溶解性：喷墨记录油墨含有水，水溶性有机溶剂，颜料和含有通式（1）表示的结构单元的聚合物。在通式（1）中，R表示氢原子或甲基，M表示选自碱金属离子，有机胺离子和氢离子中的至少一种。

6. 发明专利

JP2014070126A Inkjet recording ink, cartridge, inkjet recording device, and image-formed object 审中-公开
标题翻译：喷墨记录墨盒，墨盒，喷墨记录装置和图像形成的对象
公开(公告)号：JP2014070126A
公开(公告)日：2014-04-21
申请号：JP2012216438
申请日：2012-09-28
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： NARUSE MITSURU , HAKIRI MINORU , MOROHOSHI NAOYA
IPC分类号： C09D11/00 , B41J2/01 , B41M5/00 , C09C1/56 , C09D17/00
摘要： PROBLEM TO BE SOLVED: To provide an image formation method capable of optimizing ink storage stability, of forming images of high densities on both smooth and non-smooth papers, of improving performances of preventing bleeding phenomena of images targeting these receptors and preventing bleeding phenomena between inks, and of realizing a high image quality; an ink liquid for inkjet recording; a set of a pre-treatment liquid and an ink for inkjet recording; a cartridge; an inkjet recording device; and an image-formed object.SOLUTION: The provided inkjet recording ink is an inkjet recording ink including water, a pigment dispersion, a penetrant, and trimethyl glycine wherein the pigment dispersion is a pigment dispersion including an ozonated carbon black having a CB volatile content of 10%-20% and a BET specific surface area of 90-150 m/g and whose pH has been adjusted at 6-8 with a metal hydroxide.
摘要翻译：要解决的问题：为了提供能够优化墨水储存稳定性的图像形成方法，在平滑和非平滑的纸上形成高密度的图像，提高防止针对这些受体的图像的渗色现象的性能，并且防止油墨，实现高画质; 用于喷墨记录的墨液; 一组预处理液和喷墨记录用墨; 一个墨盒喷墨记录装置; 和图像形成的对象。解决方案：提供的喷墨记录油墨是包括水，颜料分散体，渗透剂和三甲基甘氨酸的喷墨记录油墨，其中颜料分散体是包含具有CB挥发物含量的臭氧化炭黑的颜料分散体的10％-20％，BET比表面积为90-150m 2 / g，其pH值用金属氢氧化物调节至6-8。

7. 发明专利

JP2014058587A Ink for inkjet recording, and ink cartridge, inkjet recording device, inkjet recording method and ink recorded material using the ink 有权
标题翻译：喷墨记录墨盒，墨盒，喷墨记录装置，喷墨记录方法和使用墨水的记录材料
公开(公告)号：JP2014058587A
公开(公告)日：2014-04-03
申请号：JP2012202617
申请日：2012-09-14
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： NONOGAKI MASAYASU , HAKIRI MINORU , NARUSE MITSURU , KATO KEITA
IPC分类号： C09D11/00 , B41J2/01 , B41M5/00
摘要： PROBLEM TO BE SOLVED: To provide an ink for inkjet recording, and others, which show good storage stability of the ink, give a high image density on a plain paper, show good discharge stability of the ink and prevent ink adhesion in a periphery of a nozzle.SOLUTION: The ink contains water, a wetting agent, a colorant and a copolymer, in which the copolymer comprises a copolymer of at least a styrene structural unit and a structural unit expressed by the following general formula.
摘要翻译：要解决的问题：为了提供油墨的良好储存稳定性的用于喷墨记录的油墨等，在普通纸上产生高图像浓度，显示出良好的油墨排出稳定性并防止油墨附着在周边喷嘴。溶液：油墨含有水，润湿剂，着色剂和共聚物，其中共聚物包含至少苯乙烯结构单元和由以下通式表示的结构单元的共聚物。

8. 发明专利

JP2013147536A Inkjet recording ink 审中-公开
标题翻译：喷墨记录墨水
公开(公告)号：JP2013147536A
公开(公告)日：2013-08-01
申请号：JP2012007376
申请日：2012-01-17
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： MOROHOSHI NAOYA , NARUSE MITSURU , HAKIRI MINORU
IPC分类号： C09D11/00 , B41J2/01 , B41M5/00
CPC分类号： C09D11/30 , B41J2/17503 , C09D11/324 , C09D11/326 , Y10T428/24802 , Y10T428/24934
摘要： PROBLEM TO BE SOLVED: To provide an inkjet recording ink capable of obtaining high image density and excellent in jetting stability and preservation stability; and to provide an ink cartridge and image forming apparatus using the ink.SOLUTION: An inkjet recording ink comprises: a pigment dispersion (A) containing a carbon black, a dispersant, and water; and a pigment dispersion (B) containing a carbon black and water. The dispersant is a block type copolymer having a structural unit of a diene monomer and an aromatic vinyl monomer, wherein the block type copolymer has a sulfonic acid group or salt thereof. The carbon black contained in the pigment dispersion (B) has 2.0 to 5.0 μmol/mof a carboxyl group on a surface thereof.
摘要翻译：要解决的问题：提供能够获得高图像密度和优异的喷射稳定性和保存稳定性的喷墨记录油墨; 并提供使用该墨水的墨盒和图像形成装置。解决方案：喷墨记录墨水包括：含有炭黑，分散剂和水的颜料分散体（A）和含有炭黑和水的颜料分散体（B）。分散剂是具有二烯单体和芳族乙烯基单体的结构单元的嵌段型共聚物，其中嵌段型共聚物具有磺酸基或其盐。颜料分散体（B）中所含的炭黑的表面具有2.0〜5.0μmol/ mo的羧基。

9. 发明专利

JP2013060563A Inkjet recording ink, cartridge, inkjet recording apparatus, image forming method, and image-recorded matter 审中-公开
标题翻译：喷墨记录墨盒，墨盒，喷墨记录装置，图像形成方法和图像记录物
公开(公告)号：JP2013060563A
公开(公告)日：2013-04-04
申请号：JP2011201527
申请日：2011-09-15
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： NARUSE MITSURU , HAKIRI MINORU , MOROHOSHI NAOYA
IPC分类号： B41J2/01 , B41M5/00 , C09D11/00 , C09D11/322 , C09D11/324 , C09D11/326 , C09D11/38
摘要： PROBLEM TO BE SOLVED: To provide: an inkjet recording ink that has storage stability of the ink and can achieve high image density even on both a smooth paper and a non-smooth paper; a cartridge having the ink stored therein; an inkjet recording apparatus having the cartridge mounted thereon; and an image forming method and an image-recorded matter using the ink.SOLUTION: The inkjet recording ink contains water, a pigment dispersion having pH controlled to 6 to 8, and a penetrant. The pigment is a carbon black in which a carbon black having a BET specific surface area of 90 to 150 m/g is subjected to ozone oxidation to have volatile content of 10 to 20%.
摘要翻译：要解决的问题：提供：即使在光滑纸和非光滑纸上也能够具有油墨的储存稳定性并且可以实现高图像浓度的喷墨记录油墨; 其中存储有墨水的墨盒; 具有安装在其上的盒的喷墨记录装置; 以及使用该墨的图像形成方法和图像记录物。解决方案：喷墨记录油墨含有水，pH控制在6至8的颜料分散体和渗透剂。该颜料是炭黑，其BET比表面积为90-150μm的炭黑进行臭氧氧化，其挥发物含量为10-20 ％。版权所有（C）2013，JPO＆INPIT

10. 发明专利

JP2012017389A Inkjet recording ink, ink cartridge, inkjet recording apparatus, inkjet recording method and ink-recording medium 有权
标题翻译：喷墨记录墨盒，墨盒，喷墨记录装置，喷墨记录方法和墨盒记录介质
公开(公告)号：JP2012017389A
公开(公告)日：2012-01-26
申请号：JP2010154940
申请日：2010-07-07
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： HAKIRI MINORU , NARUSE MITSURU , MOROHOSHI NAOYA
IPC分类号： B41J2/01 , B41M5/00 , C09D11/00 , C09D11/30 , C09D11/322 , C09D11/326 , C09D11/328 , C09D11/38
摘要： PROBLEM TO BE SOLVED: To provide an inkjet recording ink and the like which obtains high image density, is excellent in sharpness of an image, is excellent in discharge stability of the ink by reducing the occurrence of cloggings in an inkjet head and is excellent in storage stability.SOLUTION: The inkjet recording ink comprises a colorant, a dispersant, a fluorine compound, water, and a humectant. The dispersant is a copolymer containing at least styrene and acrylamide as a structural unit. The fluorine compound is expressed at least either in the general formula (1): RfSO-NM-SORf or in the general formula (2). In the formulae (1) and (2), M is H, Li, K, Na or NH.
摘要翻译：解决问题：为了提供获得高图像密度的喷墨记录油墨等，图像的清晰度优异，通过减少喷墨头中的堵塞的发生，油墨的喷墨稳定性优异，具有优异的储存稳定性。解决方案：喷墨记录油墨包括着色剂，分散剂，氟化合物，水和湿润剂。分散剂是至少含有苯乙烯和丙烯酰胺作为结构单元的共聚物。氟化合物在通式（1）中至少表达：RfSO 2 SBR =“POST”> 2 Rf或通式（2）。在式（1）和（2）中，M是H，Li，K，Na或NH 4 。版权所有（C）2012，JPO＆INPIT

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