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1. 发明专利

JP2014015008A Image forming method and recorded material 有权
标题翻译：图像形成方法和记录材料
公开(公告)号：JP2014015008A
公开(公告)日：2014-01-30
申请号：JP2012155193
申请日：2012-07-11
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： AOAI SHOSUKE , MAEKAWA TSUTOMU , NANBA MICHIHIKO , SENOO SHINYA , GOTO HIROSHI , GOTO AKIHIKO
IPC分类号： B41M5/00 , B41J2/01 , C09D11/00
CPC分类号： B41M5/0017 , B41J11/0015 , B41M5/0023 , C09D11/322 , C09D11/54 , Y10T428/24901
摘要： PROBLEM TO BE SOLVED: To provide an image forming method by which reduction in an aggregation ability of an ink pigment is suppressed during recording by an inkjet process and good image qualities without bleeding can be obtained.SOLUTION: The image forming method includes: a pretreatment liquid applying step of applying a pretreatment liquid to a recording material having a coated layer on at least one surface of a support, the liquid applied to the surface where the coated layer is present; and an image forming step of forming an image by discharging a water-base ink by an inkjet process to the recording medium after the pretreatment liquid is applied. The method also includes a drying step between the pretreatment liquid applying step and the image forming step. The pretreatment liquid is a pretreatment liquid containing at least a water-soluble cation polymer, an organic acid ammonium salt and water. The water-base ink is a water-base ink having dispersion of particles with negative charges containing a colorant.
摘要翻译：要解决的问题：提供一种图像形成方法，其通过喷墨处理在记录期间抑制了油墨颜料的聚集能力的降低，并且可以获得良好的图像质量而没有渗色。解决方案：图像形成方法包括：预处理液体施加步骤，将预处理液体施加到在载体的至少一个表面上具有涂层的记录材料，所述液体施加到存在涂层的表面上; 以及图像形成步骤，通过在施加预处理液体之后，通过喷墨处理将水性墨水排出到记录介质上来形成图像。该方法还包括在预处理液体施加步骤和图像形成步骤之间的干燥步骤。预处理液是至少含有水溶性阳离子聚合物，有机酸铵盐和水的预处理液。水性油墨是具有含有着色剂的负电荷的颗粒的分散体的水性油墨。

2. 发明专利

JP2013040306A Active ray-curable composition and active ray-curable inkjet ink 审中-公开
标题翻译：活性可固化组合物和活性可固化喷墨墨水
公开(公告)号：JP2013040306A
公开(公告)日：2013-02-28
申请号：JP2011179571
申请日：2011-08-19
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： NOGUCHI SO , ARIGA TAMOTSU , SHOSHI MASAYUKI , KIMURA OKITOSHI , SENOO SHINYA , TAKEUCHI NORIYASU , KOYANO MASAYUKI , HIRAOKA TAKAO , MAEKAWA TSUTOMU
IPC分类号： C08F24/00 , B41J2/01 , B41M5/00 , C08F16/36 , C09D11/00 , C09D11/322 , C09D11/326 , C09D11/328 , C09D11/38
摘要： PROBLEM TO BE SOLVED: To provide an active ray-curable composition in which the fast curing is possible and it is difficult to stop the hardening reaction.SOLUTION: The active ray-curable composition includes: a base reaction compound shown by general formula (1); and a photobase generator. In the formula, A denotes an alicyclic structure or a heterocyclic structure, and may have a substituent. The active ray-curable composition in which the heterocyclic includes an oxygen atom as an annular atom is disclosed. In addition, the active ray-curable composition including a photo-radical polymerization initiator is disclosed. In addition, the active ray-curable composition including a radically polymerizable compound is disclosed. The active ray-curable composition in which the radically polymerizable compound is a polyfunctional monomer is disclosed. An active ray-curable inkjet ink including the active ray-curable composition is disclosed.
摘要翻译：要解决的问题：提供其中快速固化是可能的并且难以停止硬化反应的活性射线固化性组合物。活性射线固化性组合物包括：通式（1）表示的碱反应化合物; 和光产生器。在该式中，A表示脂环结构或杂环结构，可以具有取代基。公开了其中杂环包括氧原子作为环状原子的活性可光固化组合物。此外，公开了包含光自由基聚合引发剂的活性射线固化性组合物。此外，公开了包含自由基聚合性化合物的活性射线固化性组合物。公开了其中可自由基聚合的化合物是多官能单体的活性可光射线固化组合物。公开了一种包含活性光线可固化组合物的活性射线固化喷墨油墨。版权所有（C）2013，JPO＆INPIT

3. 发明专利

JP2012162653A Photopolymerizable inkjet black ink, ink cartridge, inkjet printer, printed material, and method of preparing the ink 有权
标题翻译：光聚合性墨水黑墨水，墨盒，喷墨打印机，印刷材料和制备墨水的方法
公开(公告)号：JP2012162653A
公开(公告)日：2012-08-30
申请号：JP2011024450
申请日：2011-02-07
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： HIRAOKA TAKAO , HASEGAWA TOMOKO , MAEKAWA TSUTOMU
IPC分类号： B41J2/01 , B41M5/00 , C09D11/00 , C09D11/324 , C09D11/38
CPC分类号： C09D11/101 , C09D11/324
摘要： PROBLEM TO BE SOLVED: To provide a low-viscosity photopolymerizable inkjet black ink using a photopolymerizable monomer safe in skin sensitization; to provide an ink cartridge, inkjet printer, and printed material using the ink; and to provide a method of preparing the ink.SOLUTION: This invention relates to a photopolymerizable inkjet black ink that has viscosity not greater than 20 mPa s at 60°C, that includes a clear ink having viscosity not greater than 15 mPa s at 60°C, and including a photopolymerizable monomer having a Stimulation Index (SI value) of less than 3 and a polymerization initiator without including carbon black and insolubles, the Stimulation Index showing a degree of sensitization when subjected to a skin sensitization test (LLNA method), and that contains a carbon black in an amount not greater than 7 wt.%.
摘要翻译：要解决的问题：提供使用光敏聚合单体在皮肤致敏中安全的低粘度可光聚合喷墨黑色油墨; 提供使用该墨水的墨盒，喷墨打印机和印刷材料; 并提供一种制备油墨的方法。解决方案：本发明涉及在60℃下粘度不大于20mPa·s的可光聚合喷墨黑色油墨，其包括在60℃下粘度不大于15mPa·s的透明油墨，并且包括可光聚合具有小于3的刺激指数（SI值）小于3的单体和不含碳黑的聚合引发剂和不溶物，当进行皮肤敏化试验（LLNA法）时显示感光度的刺激指数，并且含有炭黑其量不大于7重量％。版权所有（C）2012，JPO＆INPIT

4. 发明专利

JP2011180444A Stereoscopic image forming apparatus and stereoscopic image forming method 有权
标题翻译：立体图像形成装置和立体图像形成方法
公开(公告)号：JP2011180444A
公开(公告)日：2011-09-15
申请号：JP2010045610
申请日：2010-03-02
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： MAEKAWA TSUTOMU , MACHIDA OSAMU , TANAKA NOBUHIRO
IPC分类号： G03B35/00 , B05C5/00 , B05C9/12 , G02B3/00
摘要： PROBLEM TO BE SOLVED: To provide a stereoscopic image forming apparatus and a stereoscopic image forming method for forming an excellent stereoscopic image on a thin sheet, with easy operation while reducing cost.
SOLUTION: The stereoscopic image forming apparatus includes: an image forming means for forming divided images on a recording medium; a transparent resin layer forming means for forming a sheet layer and a plurality of lenses by using photo-curable transparent resin ink on the divided image; and a light emitting means for hardening the transparent resin ink. In the stereoscopic image forming apparatus, the transparent resin layer forming means includes: a sheet layer forming means for forming the sheet layer by using transparent resin ink for forming a sheet layer; and a lens forming means for forming the lens by using transparent resin ink for forming a lens, which uses resin having a refractive index larger than resin of the transparent resin ink.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：提供一种立体图像形成装置和用于在薄片上形成优异的立体图像的立体图像形成方法，其中易于操作同时降低成本。解决方案：立体图像形成装置包括：图像形成装置，用于在记录介质上形成分割图像; 透明树脂层形成装置，用于通过在分割图像上使用光固化透明树脂油墨形成片层和多个透镜; 以及用于使透明树脂油墨硬化的发光装置。在立体图像形成装置中，透明树脂层形成装置包括：片层形成装置，用于通过使用用于形成片层的透明树脂油墨形成片层; 以及透镜形成装置，用于通过使用透明树脂油墨形成透镜，该透镜形成装置使用折射率大于透明树脂油墨的树脂的树脂。版权所有（C）2011，JPO＆INPIT

5. 发明专利

JP2013040307A Active ray-curable composition and active ray-curable inkjet ink 有权
标题翻译：活性可固化组合物和活性可固化喷墨墨水
公开(公告)号：JP2013040307A
公开(公告)日：2013-02-28
申请号：JP2011179578
申请日：2011-08-19
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： NOGUCHI SO , ARIGA TAMOTSU , SHOSHI MASAYUKI , KIMURA OKITOSHI , SENOO SHINYA , TAKEUCHI NORIYASU , KOYANO MASAYUKI , HIRAOKA TAKAO , MAEKAWA TSUTOMU
IPC分类号： C08F2/50 , B41J2/01 , B41M5/00 , C08F32/02 , C08F34/00 , C09D11/00 , C09D11/322 , C09D11/38
摘要： PROBLEM TO BE SOLVED: To provide an active ray-curable composition in which the fast curing is possible and it is difficult to stop the hardening reaction, and an active ray-curable inkjet ink using the composition.SOLUTION: The active ray-curable composition includes: a base reaction compound shown by general formula (1); and a photobase generator. In the formula, A denotes an alicyclic structure or a heterocyclic structure, may have a substituent, and may have two double bonds in the ring.
摘要翻译：要解决的问题：提供其中快速固化可能并且难以停止硬化反应的活性射线固化性组合物和使用该组合物的活性射线固化型喷墨油墨。活性射线固化性组合物包括：通式（1）表示的碱反应化合物; 和光产生器。在该式中，A表示脂环结构或杂环结构，可以具有取代基，并且在环中可以具有两个双键。版权所有（C）2013，JPO＆INPIT

6. 发明专利

JP2013007021A Inkjet ink, ink cartridge, inkjet printing process, and inkjet recording device 有权
标题翻译：喷墨墨盒，墨盒，喷墨打印过程和喷墨记录设备
公开(公告)号：JP2013007021A
公开(公告)日：2013-01-10
申请号：JP2011235054
申请日：2011-10-26
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： HIRAOKA TAKAO , MAEKAWA TSUTOMU , HASEGAWA TOMOKO
IPC分类号： B41J2/01 , B41M5/00 , C09D11/00 , C09D11/34 , C09D11/38
摘要： PROBLEM TO BE SOLVED: To provide a photopolymerizable inkjet ink which is solid at room temperature, which simultaneously achieves low skin sensitivity in addition to quick drying property, high image quality and stable printing aptitude; and to provide an ink cartridge, an inkjet printing process and an inkjet recording device using the ink.SOLUTION: (1) The photopolymerizable inkjet ink which is solid at room temperature contains a monomer or oligomer whose skin sensitivity is negative, and a wax having a hydrophilic functional group. (2) The ink cartridge accommodates the photopolymerizable inkjet ink which is solid at room temperature. (3) The inkjet printing process includes heating the photopolymerizable inkjet ink which is solid at room temperature to liquefy it and printing it, and photocuring it after ink drops are thickened or solidified on a substrate held at room temperature.
摘要翻译：要解决的问题：提供在室温下为固体的可光聚合喷墨油墨，除了快干性能，高图像质量和稳定的印刷能力外，同时具有低的皮肤敏感性; 并提供一种墨盒，喷墨印刷工艺和使用该墨水的喷墨记录装置。（1）在室温下为固体的光聚合性喷墨油墨含有皮肤敏感性为负的单体或低聚物和具有亲水性官能团的蜡。（2）墨盒容纳在室温下为固体的可光聚合喷墨油墨。（3）喷墨印刷方法包括加热在室温下为固体的可光聚合喷墨油墨，使其液化并印刷，并且在保持室温的基材上增稠或固化墨滴后对其进行光固化。版权所有（C）2013，JPO＆INPIT

7. 发明专利

JP2012157985A Recording method, and recording apparatus 有权
标题翻译：记录方法和记录装置
公开(公告)号：JP2012157985A
公开(公告)日：2012-08-23
申请号：JP2011017446
申请日：2011-01-31
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： MAEKAWA TSUTOMU , KIMURA OKITOSHI , NODA EIJI , ARIGA TAMOTSU , SENOO SHINYA , TAKEUCHI NORIYASU , KOYANO MASAYUKI , HIRAOKA TAKAO , NOGUCHI SO , KARASAWA TOMOKO
IPC分类号： B41M5/00 , B41J2/01 , B41M5/50 , B41M5/52
摘要： PROBLEM TO BE SOLVED: To provide a recording method using an active ray curable ink, in which a high-quality image having a glossy feeling but no unevenness is obtained by emitting an active ray with a reduced height of ink dot, and a less amount of ink is needed for printing because of a thin layer.SOLUTION: In the recording apparatus including: a conveyor 3 for conveying a recording medium 5; a recording head 6 for discharging the active-ray curable ink onto the recording medium conveyed by the conveyor; an active ray irradiation device 8 for irradiating the active-ray curable ink discharged onto the recording medium 5 from the recording head 6, with an active ray; and a device 7 for blowing gas right in front of the active ray irradiation device, the recording method uses an active-ray curable ink containing at least one or more kind of acid generating agents or base generating agents.
摘要翻译：要解决的问题：提供一种使用活性射线固化油墨的记录方法，其中通过发射具有降低墨点的高度的活性射线获得具有光泽感但不具有不均匀性的高质量图像，以及由于薄层，印刷需要较少量的墨水。解决方案：在记录装置中，包括：用于传送记录介质5的传送带3; 记录头6，用于将活性光线固化油墨排放到由输送机输送的记录介质上; 用活性射线照射从记录头6排出到记录介质5上的活性射线固化油墨的活性射线照射装置8; 以及用于在活性射线照射装置的正前方吹入气体的装置7，记录方法使用含有至少一种或多种酸产生剂或碱发生剂的活性可射线固化油墨。版权所有（C）2012，JPO＆INPIT

8. 发明专利

JP2010208042A Ink application unit, image forming unit, and image forming apparatus with the same 审中-公开
标题翻译：油墨应用单元，图像形成单元和图像形成装置
公开(公告)号：JP2010208042A
公开(公告)日：2010-09-24
申请号：JP2009053851
申请日：2009-03-06
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： FUJII HIDETOSHI , MAEKAWA TSUTOMU
IPC分类号： B41J2/01 , B41M5/00 , C09D11/00 , C09D11/322 , C09D11/326 , C09D11/328 , C09D11/38
摘要： PROBLEM TO BE SOLVED: To provide an ink application unit improving environmental friendliness by preventing environmental contamination by the odor of an active energy curable ink monomer.
SOLUTION: The ink application unit includes: an ink application section 2 for applying the active energy curable ink on a conveyed application medium 4; an active energy light beam irradiating means 3 arranged in the downstream side in the application medium conveying direction of the ink application section 2 and irradiating an active energy light beam to the active energy curable ink applied on the application medium 4; and an ozone generating means 5 arranged in an active energy light beam irradiating area 13 formed by the active energy light beam irradiating means 3 and generating ozone.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：通过防止活性能量固化油墨单体的气味的环境污染来提供改善环境友好性的油墨施加单元。油墨施加单元包括：用于将活性能量固化油墨施加到输送的施加介质4上的油墨施加部分2; 活动能量光束照射装置3，布置在墨水施加部分2的涂布介质输送方向的下游侧，并将活性能量光束照射到施加在涂布介质4上的活性能量固化油墨; 以及布置在由有源能量光束照射装置3形成的有源能量光束照射区域13中并产生臭氧的臭氧发生装置5。版权所有（C）2010，JPO＆INPIT

9. 发明专利

JP2010058405A Image forming method of photo-curable ink and image forming apparatus 有权
标题翻译：光固化墨水和图像形成装置的图像形成方法
公开(公告)号：JP2010058405A
公开(公告)日：2010-03-18
申请号：JP2008227396
申请日：2008-09-04
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： KARASAWA TOMOKO , MAEKAWA TSUTOMU
IPC分类号： B41M5/00 , B41J2/01 , C09D11/00 , C09D11/322 , C09D11/328 , C09D11/38
摘要： PROBLEM TO BE SOLVED: To provide an image forming method capable of image formation to a wide range of mediums to be recorded irrespective of permeability or non-permeability of the medium to be recorded by attaining satisfactory curing, curing speed and adhesiveness compatibly.
SOLUTION: The image forming method of photo-curable ink comprises: a first step of ejecting a cationically polymerizable ink from a droplet ejection device having two kinds of photo-curable inks to form an image; and a second step of superposing a radically polymerizable ink over the ink image-formed in the first step to form an image and performing irradiation of light energy to cure the ink.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够通过获得令人满意的固化，固化速度和粘合性而兼容地记录要记录的介质的渗透性或非渗透性而能够广泛记录的介质的图像形成的图像形成方法。光固化油墨的成像方法包括：从具有两种光固化油墨的液滴喷射装置喷射可阳离子聚合的油墨以形成图像的第一步骤; 以及在第一步骤中形成的油墨图像上叠加自由基聚合性油墨以形成图像并进行光能量照射以固化油墨的第二步骤。版权所有（C）2010，JPO＆INPIT

10. 发明专利

JP2010058404A Ink application unit, inkjet recording device, and inkjet recording method 有权
标题翻译：墨水应用单元，喷墨记录装置和喷墨记录方法
公开(公告)号：JP2010058404A
公开(公告)日：2010-03-18
申请号：JP2008227393
申请日：2008-09-04
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： FUJII HIDETOSHI , MAEKAWA TSUTOMU
IPC分类号： B41J2/01
摘要： PROBLEM TO BE SOLVED: To provide an ink application unit which is improved for the adhesion of printed matter by enhancing the surface treatment effectiveness to a recording medium.
SOLUTION: The ink application unit includes a head 1 which has a nozzle opening part and discharges an ink as droplet, an electrode 2 arranged so as to be located opposite to the head 1, and a voltage control part 4 for applying a high voltage to the electrode 2. The high voltage is applied to the electrode 2 by the voltage control part 4 to generate a plasma between the head 1 and the electrode 2. While a plasma processing is applied to the surface of a recorded medium 3 passing between the head 1 and the electrode 2, the ink is discharged from the nozzle opening part and impacted to the surface of the recorded medium 3.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种通过提高对记录介质的表面处理有效性来改进印刷物粘附性的油墨施加单元。油墨施加单元包括具有喷嘴开口部分并且将油墨作为液滴排出的头部1，布置成与头部1相对布置的电极2和用于施加高电压通过电压控制部分4施加到电极2，以在头部1和电极2之间产生等离子体。当等离子体处理被施加到通过的记录介质3的表面时在头1和电极2之间，油墨从喷嘴开口部分排出并撞击到记录介质3的表面。版权所有（C）2010，JPO＆INPIT

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