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1. 发明专利

JP2004269669A Ink composition for writing in reversible recording medium, method for rewriting in the same, and rewritable recording device 有权
标题翻译：用于写入可逆记录介质的墨水组合物，用于在其中记录的方法和可记录记录装置
公开(公告)号：JP2004269669A
公开(公告)日：2004-09-30
申请号：JP2003061763
申请日：2003-03-07
申请人： Mitsubishi Pencil Co Ltd , Ricoh Co Ltd , 三菱鉛筆株式会社 , 株式会社リコー
发明人： TSUTSUI KYOJI , FURUYA HIROMI , SHIBUYA TAKESHI , HATTORI HITOSHI , OKUMA TAKASHI , IDENAWA HIROYUKI , YOSHIOKA YASUSHI
IPC分类号： B41J2/32 , B41M5/337 , C09D11/02 , C09D11/033 , C09D11/037 , C09D11/16 , C09D11/17
摘要： PROBLEM TO BE SOLVED: To obtain an ink composition for printing an image in a reversible recording medium, not to be easily removed when the image is to be kept in a document but to be assuredly removed for the erasure of the image when rewriting is required, and capable of rewriting.
SOLUTION: The ink composition is for writing on the surface of the reversible recording medium wherein image formation and erasure are reversible upon energy application, and it contains as its main components at least coloring matter, an alcohol-soluble resin, a nonionic surfactant, and a lower alcohol. Concerning drawn lines drawn with the ink composition and then dried on the surface of an evaluation standard surface sheet having a dynamic advance contact angle of 86.0±2.0° relative to distilled water and a dynamic rearward contact angle of 78.0±2.0° relative to the same, (1) the shrinkage rate in the width of the drawn lines is
摘要翻译：要解决的问题：为了获得用于在可逆记录介质中打印图像的油墨组合物，当图像保持在文档中时不容易去除，而是为了擦除图像而被确实地去除，需要重写，并能重写。解决方案：油墨组合物用于在可逆记录介质的表面上书写，其中成像和擦除在能量施加时是可逆的，并且其含有至少着色物质，醇溶性树脂，非离子表面活性剂表面活性剂和低级醇。关于用油墨组合物画出的画线，然后在相对于蒸馏水具有86.0±2.0°的动态前进接触角和相对于蒸馏水的动态向后接触角为78.0±2.0°的评价标准表面片的表面上干燥，（1）拉伸线宽度的收缩率比干燥前的收缩率低20％，（2）在粘接玻璃纸胶带辅助的165°剥离试验中，（a）拉伸线附着率为以30mm / sec的速度进行剥离时为≤10％，（b）以0.3mm / sec的速度进行剥离时，拉伸线附着率≥80％。版权所有（C）2004，JPO＆NCIPI

2. 发明专利

JP2004098539A Reversible thermal recording medium with non-contact type ic tag, record erasing device therefor, and rewritable recorder therefor 审中-公开
公开(公告)号：JP2004098539A
公开(公告)日：2004-04-02
申请号：JP2002264929
申请日：2002-09-11
申请人： Ricoh Co Ltd , Tohoku Ricoh Co Ltd , 東北リコー株式会社 , 株式会社リコー
发明人： HATTORI HITOSHI , OKUMA TAKASHI , TSUTSUI KYOJI , OGAWA MUTSUO , MIKAMI YOSHIHARU
IPC分类号： B42D15/10 , B41J2/32 , B41M5/26 , B41M5/28 , B41M5/30 , B41M5/337 , B41M5/40 , G06K19/07 , G06K19/077 , G07F7/08
摘要： PROBLEM TO BE SOLVED: To prevent the occurrence of uneven color erasing and uneven color development by preventing thermal damage to a non-contact type IC tag, when a reversible thermal recording medium with the non-contact type IC tag undergoes color erasing treatment and color developing treatment. SOLUTION: In the reversible thermal recording medium 2, a heat-sensitive layer, whose color is reversibly erased/developed by heating, is provided on a substrate. In the reversible thermal recording medium 1 with the non-contact type IC tag 3, the non-contact type IC tag 3 is stuck on one surface of the medium 2; and a color-erasing heating means 13 for erasing the color of the heat-sensitive layer by the heating and a color-developing heating head 14 for developing the color of the heat-sensitive layer by the heating heat only an area, whereon the IC tag 3 is not stuck, of the medium 2. COPYRIGHT: (C)2004,JPO

3. 发明专利

JP2005342919A Reversible heat-sensitive recording medium and its manufacturing method 审中-公开
标题翻译：可反应的热敏记录介质及其制造方法
公开(公告)号：JP2005342919A
公开(公告)日：2005-12-15
申请号：JP2004162281
申请日：2004-05-31
申请人： Ricoh Co Ltd , Tohoku Ricoh Co Ltd , 東北リコー株式会社 , 株式会社リコー
发明人： MIKAMI YOSHIHARU , FURUYA HIROMI , TSUTSUI KYOJI
IPC分类号： B41M5/337 , B41M5/26 , B41M5/28 , B41M5/30
CPC分类号： B41M5/305
摘要： PROBLEM TO BE SOLVED: To provide a reversible heat-sensitive recording medium with successful durability and its manufacturing method. SOLUTION: This reversible heat-sensitive recording medium has a recording layer 14 containing an organoclay 11, formed on a support. In the method for manufacturing the reversible heat-sensitive recording medium, the organoclay 11 is added to the recording layer 14. In addition, the reversible heat-sensitive recording medium has the organoclay 11 added to at least either of the recording layer 14 or the protective layer 15 formed on the recording layer 14. In the manufacturing method, the organoclay 11 is added to at least either of the recording layer 14 or the protective layer 15. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供具有成功耐用性的可逆热敏记录介质及其制造方法。解决方案：该可逆热敏记录介质具有包含形成在支撑体上的有机粘土11的记录层14。在可逆热敏记录介质的制造方法中，将有机粘土11添加到记录层14中。此外，可逆热敏记录介质将有机粘土11添加到记录层14或保护层15形成在记录层14上。在制造方法中，有机粘土11被添加到记录层14或保护层15中的至少任一个上。版权所有（C）2006，JPO＆NCIPI

4. 发明专利

JP2007118204A Reversible multi-color thermal recording medium 审中-公开
标题翻译：可反复多色热记录介质
公开(公告)号：JP2007118204A
公开(公告)日：2007-05-17
申请号：JP2005309287
申请日：2005-10-25
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： FURUYA HIROMI , OKADA NORITOMO , YAMAMOTO SATOSHI , TSUTSUI KYOJI
IPC分类号： B41M5/337 , B41M5/28 , B41M5/30 , B41M5/333 , B41M5/34 , B41M5/42
CPC分类号： B41M5/34 , B41M5/305
摘要： PROBLEM TO BE SOLVED: To provide a reversible multi-color thermal recording medium with high sensitivity of color development/color erasability and excellent image unifomity. SOLUTION: This reversible multi-color thermal recording medium has a reversible thermal recording layer, formed on a support, which contains an electron-donative coloring compound and an electron-acceptive compound and can relatively create a black color development state and a color erasability state, depending on the difference in heating temperature and/or cooling rate after heating. In addition, the thermal recording layer contains a fine zinc oxide particle with 10 nm or above to 100 nm or below particle diameter. Further, the thermal recording layer and a coloring layer with repeating units each representing a three different primary color, are laminated sequentially, and the three primary color divisions of the coloring layer contain a photothermal conversion material which absorbs a light of respectively different wavelength and generates heat. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供具有高显色性/颜色可擦除性和优异的图像统一性的可逆多色热记录介质。解决方案：该可逆多色热记录介质具有形成在载体上的可逆热记录层，其包含给电子着色化合物和电子接受性化合物，并且可以相对地产生黑色显影状态和颜色可擦除状态，取决于加热温度和/或加热后的冷却速度的差异。此外，热敏记录层含有10nm以上至100nm以下的粒径的微细氧化锌粒子。此外，顺序地层叠热敏记录层和具有各自表示三种不同原色的重复单元的着色层，着色层的三个原色分区包含吸收分别不同波长的光并产生的光热转换材料热。版权所有（C）2007，JPO＆INPIT

5. 发明专利

JP2007090683A Reversible thermosensitive recording medium, image processing method and image processing device 审中-公开
标题翻译：可逆式记录记录介质，图像处理方法和图像处理装置
公开(公告)号：JP2007090683A
公开(公告)日：2007-04-12
申请号：JP2005283766
申请日：2005-09-29
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： FURUYA HIROMI , OKADA NORITOMO , YAMAMOTO SATOSHI , TSUTSUI KYOJI
IPC分类号： B41M5/337 , B41M5/28 , B41M5/30 , B41M5/333 , B41M5/42
摘要： PROBLEM TO BE SOLVED: To provide a reversible thermosensitive recording medium excellent in high-speed erasability enabling to deal with a thermal head re-writing. SOLUTION: In the reversible thermosensitive recording medium having a reversible thermosensitive recording layer, in which a color developed state and a decolorized state can be relatively formed due to the differences between heating temperatures and/or cooling speeds by employing an electron donative colorable compound and an electron acceptive compound on a support, fine zinc oxide particles having the particle diameter ranging from at least 10 nm to not more than 100 nm are set to be included in the recording layer. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供能够处理热敏头重写的高速可擦除性优异的可逆热敏记录介质。解决方案：在具有可逆热敏记录层的可逆热敏记录介质中，其中通过采用电子供体可着色的加热温度和/或冷却速度之间的差异可以相对地形成显色状态和脱色状态化合物和载体上的电子接受性化合物，设置具有至少10nm至不大于100nm的粒径的细小的氧化锌颗粒包含在记录层中。版权所有（C）2007，JPO＆INPIT

6. 发明专利

JP2007076274A Reversible thermosensitive recording medium 审中-公开
标题翻译：可逆的温度记录介质
公开(公告)号：JP2007076274A
公开(公告)日：2007-03-29
申请号：JP2005269558
申请日：2005-09-16
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： OKADA NORITOMO , TSUTSUI KYOJI , FURUYA HIROMI , YAMAMOTO SATOSHI
IPC分类号： B41M5/36 , B41M5/28 , B41M5/337
摘要： PROBLEM TO BE SOLVED: To provide a reversible thermosensitive recording medium by which a re-written record excellent in high speed erasability with favorable erasability with a thermal head over a wide environmental range. SOLUTION: In the reversible thermosensitive recording medium wherein a thermosensitive layer which is mainly made of a resin matrix and an organic low molecular substance dispersed in the resin matrix and the transparency of which reversibly changes in dependence on a temperature is provided on a support, zinc oxide particles having particle diameters ranging from 10 nm to 100 nm are set to be included in the thermosensitive layer. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种可逆热敏记录介质，通过该可逆热敏记录介质，具有优异的高速可擦除性，并且在宽的环境范围内具有热头的良好擦除性。解决方案：在可热敏记录介质中，其中主要由树脂基质和分散在树脂基质中的有机低分子物质形成的热敏层和其依赖于温度可逆地变化的透明度提供在载体，粒径为10nm至100nm的氧化锌颗粒被设置为包括在热敏层中。版权所有（C）2007，JPO＆INPIT

7. 发明专利

JP2007076051A Reversible thermosensitive recording medium 审中-公开
标题翻译：可逆的温度记录介质
公开(公告)号：JP2007076051A
公开(公告)日：2007-03-29
申请号：JP2005263912
申请日：2005-09-12
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： OKADA NORITOMO , TSUTSUI KYOJI , FURUYA HIROMI , YAMAMOTO SATOSHI
IPC分类号： B41M5/337 , B41M5/28 , B41M5/30 , B41M5/333 , B41M5/40 , B41M5/42
摘要： PROBLEM TO BE SOLVED: To provide a practically high reversible thermosensitive recording medium enabling to obtain favorable resistance against light without forming a special ultraviolet absorbing layer by a method wherein ultraviolet absorbing inorganic particles are included in an upper portion in a recording layer. SOLUTION: In the reversible thermosensitive recording medium having a reversible thermosensitive recording layer which includes resin, an electron donative colorable compound and an electron acceptive compound and can relatively form a color-developed state and a decolorized state caused by the difference between heating temperatures and/or between cooling speeds after heating, and at least a protective layer on a support, the reversible thermosensitive recording layer includes ultraviolet absorbable inorganic particles having particle diameters ranging from 10 nm to 100 nm and, and, quantities of the ultraviolet absorbable inorganic particles included in the reversible thermosensitive recording layer are relatively greater at its upper portion than those included at its lower portion. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种实际上高可逆的热敏记录介质，其能够通过其中紫外线吸收无机颗粒包含在记录层的上部中的方法获得良好的耐光性而不形成特殊的紫外线吸收层。解决方案：在具有可逆热敏记录层的可逆热敏记录介质中，其包括树脂，电子供体可着色化合物和电子接受性化合物，并且可以相对地形成由加热之间的差异引起的显色状态和脱色状态温度和/或加热后的冷却速度之间，以及载体上的至少保护层，可逆热敏记录层包括粒径为10nm至100nm的紫外线吸收性无机颗粒，以及紫外线吸收性无机物的量包含在可逆热敏记录层中的颗粒在其上部比在其下部包含的那些相对更大。版权所有（C）2007，JPO＆INPIT

8. 发明专利

JP2006248072A Reversible thermal recording medium, image processing method using this medium and image processing device 有权
标题翻译：可逆热记录介质，使用此中间图像处理设备的图像处理方法
公开(公告)号：JP2006248072A
公开(公告)日：2006-09-21
申请号：JP2005068727
申请日：2005-03-11
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： FURUYA HIROMI , TSUTSUI KYOJI , OKADA NORITOMO , YAMAMOTO SATOSHI
IPC分类号： B41M5/337
摘要： PROBLEM TO BE SOLVED: To provide a reversible thermal recording medium with excellent erasing properties under low temperature/low humidity environments, and an image processing method for forming/erasing an image using the reversible thermal recording medium and an image processing device. SOLUTION: The reversible thermal recording medium has a reversible thermal recording layer, which uses an electron-donative coloring compound and an electron-receptive compound, formed on a support and can relatively form a color development state and a color fading state according to the difference in a heating temperature and/or a cooling rate after heating. In addition, the reversible thermal recording medium uses an amide compound containing an ether group represented by formula (1) as a color development/color fading control agent. In formula (1), "l" is an integer of 0 to 22, "m" is an integer of 1 to 12, and "n" is an integer of 6 to 22. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种在低温/低湿度环境下具有优异的擦除性能的可逆热记录介质，以及使用可逆热记录介质和图像处理装置形成/擦除图像的图像处理方法。解决方案：可逆热记录介质具有可逆热记录层，其使用形成在载体上的电子给体着色化合物和电子接受性化合物，并且可以相对地形成显色状态和褪色状态，加热温度和/或加热后的冷却速度的差异。此外，可逆热记录介质使用含有由式（1）表示的醚基的酰胺化合物作为显色/褪色控制剂。式（1）中，“1”为0〜22的整数，“m”为1〜12的整数，“n”为6〜22的整数。（C） JPO＆NCIPI

9. 发明专利

JP2006051809A Reversible heat-sensitive recording medium 有权
标题翻译：可反映的热敏记录介质
公开(公告)号：JP2006051809A
公开(公告)日：2006-02-23
申请号：JP2005201153
申请日：2005-07-11
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： YAMAMOTO SATOSHI , TSUTSUI KYOJI , FURUYA HIROMI , OKADA NORITOMO , HAYAKAWA KUNIO , KAWAHARA MASAYA , SHINPO HITOSHI
IPC分类号： B41M5/337 , B41M5/323 , C07C275/34
摘要： PROBLEM TO BE SOLVED: To provide a reversible heat sensitive recording medium which is good in coloring and color erasing sensitivity and excellent also in heat resisting shelf life. SOLUTION: In the reversible heat sensitive recording medium having a reversible heat sensitive recording layer comprising an electron donative color developing compound and an electron receptive compound on a base material, as the electron receptive compound a phenol compound represented by formula (1) is used. In the formula I indicates an integer of 1 to 3, m indicates an integer of 1 or over and n indicates an integer of 7 or more herein. COPYRIGHT: (C)2006,JPO&NCIPI

10. 发明专利

JP2005263736A Method for producing reversibly thermal recording developer and electron-accepting compound, and reversibly thermal recording medium and reversibly thermal recording member 有权
标题翻译：用于生产可逆热记录开发者和电子接受化合物的方法，以及可逆的热记录介质和可逆的热记录元件
公开(公告)号：JP2005263736A
公开(公告)日：2005-09-29
申请号：JP2004081170
申请日：2004-03-19
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： FURUYA HIROMI , OKADA NORITOMO , TSUTSUI KYOJI , TORII MASASHI , SHIBUYA TAKESHI
IPC分类号： B42D15/10 , B41M5/26 , B41M5/30 , B41M5/333 , B41M5/337 , C07C273/18 , C07C275/16
摘要： PROBLEM TO BE SOLVED: To provide a simple method for efficiently producing an electron-accepting compound in a short time, affording a phenolic developer in high yield with few production steps, particularly through cutting a refining step using a large amount of an organic solvent or the like. SOLUTION: The method for producing the electron-accepting compound comprises the step of synthesizing a phenolic compound of the structural formula(1)( wherein, m is an integer of 2-11; and n is an integer of 6-21 ) by reacting a long-chain alkyl isocyanate compound and an aminoalkylcarboxylic acid compound with a condensation agent, an activator and an aminophenol in succession in the identical solvent. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供在短时间内有效地生产电子接受性化合物的简单方法，以很少的制备步骤以高产率提供酚醛显影剂，特别是通过使用大量的有机溶剂等。解决方案：制备电子接受性化合物的方法包括合成结构式（1）的酚类化合物（其中m为2-11的整数; n为6-21的整数）的步骤）通过使长链烷基异氰酸酯化合物和氨基烷基羧酸化合物与缩合剂，活化剂和氨基苯酚相继在相同的溶剂中反应。版权所有（C）2005，JPO＆NCIPI

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