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31. 发明专利

JP2005041059A Reversible thermal recording medium 审中-公开
标题翻译：可逆热记录介质
公开(公告)号：JP2005041059A
公开(公告)日：2005-02-17
申请号：JP2003201902
申请日：2003-07-25
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： FURUYA HIROMI , OKADA NORITOMO , TSUTSUI KYOJI
IPC分类号： B42D15/10 , B41M5/26 , B41M5/28 , B41M5/30 , B41M5/333 , B41M5/337 , B41M5/42
摘要： PROBLEM TO BE SOLVED: To provide a reversible thermal recording medium which exerts good color development properties and erasability even in repetition, and which has excellent durability. SOLUTION: In this reversible thermal recording medium, a reversible thermal recording layer, which contains a reversible thermal composition capable of forming the state of relative color development by virtue of a heating temperature and/or a difference between cooling speeds after heating by using an electron-donating coloring compound and an electron-accepting compound, is provided on a substrate; and an underlayer including hollow particles and a hardening resin in a crosslinked state is provided between the substrate and the recording layer. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供即使重复也具有良好的显色性和可擦除性的可逆热记录介质，并且具有优异的耐久性。解决方案：在这种可逆热记录介质中，可逆热记录层包含能够通过加热温度和/或加热后的冷却速度之间的差异来形成相对显色状态的可逆热组合物使用给电子着色化合物和电子接受性化合物，并且在基板和记录层之间设置包括中空颗粒和处于交联状态的硬化树脂的底层。版权所有（C）2005，JPO＆NCIPI

32. 发明专利

JP2007069413A Reversible thermal recording medium 有权
标题翻译：可逆热记录介质
公开(公告)号：JP2007069413A
公开(公告)日：2007-03-22
申请号：JP2005257588
申请日：2005-09-06
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： YAMAMOTO SATOSHI , TSUTSUI KYOJI , FURUYA HIROMI , OKADA NORITOMO
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 reversible thermal recording medium having good color developing sensitivity and good color developing erasing characteristics over a wide environmental region. SOLUTION: The reversible thermal recording medium has a reversible thermal recording layer which comprises a binder resin, an electron-donating color developing compound and an electron-accepting compound, and can form relatively a color-developed condition and a color-erased condition by a difference between heating temperature and/or cooling speeds after heating, on a substrate. The reversible thermal recording medium is characterized by using a phenolic compound expressed by structural formula (1) as the electron-accepting compound. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种在广泛的环境区域具有良好的显色灵敏度和良好的彩色显影擦除特性的可逆热记录介质。解决方案：可逆热记录介质具有可逆热记录层，其包括粘合剂树脂，给电子显色化合物和电子接受性化合物，并且可以形成相对显色条件和彩色擦除通过加热后的加热温度和/或加热后的冷却速度之间的差异在基板上进行。可逆热记录介质的特征在于使用由结构式（1）表示的酚类化合物作为电子接受性化合物。版权所有（C）2007，JPO＆INPIT

33. 发明专利

JP2006273846A New phenol compound and reversible heat-sensitive recording medium using the same compound 审中-公开
标题翻译：新的酚醛化合物和使用相同化合物的可反应的热敏记录介质
公开(公告)号：JP2006273846A
公开(公告)日：2006-10-12
申请号：JP2006054312
申请日：2006-03-01
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： YAMAMOTO SATOSHI , TSUTSUI KYOJI , FURUYA HIROMI , OKADA NORITOMO
IPC分类号： C07C275/34 , B41M5/327 , B41M5/333 , B41M5/337
CPC分类号： B41M5/3335 , B41M5/305
摘要： PROBLEM TO BE SOLVED: To provide a new phenol compound having high coloring sensitivity, retaining a stable coloring property and an erasing property and having excellent storage property when used as a developer for reversible heat-sensitive recording medium and to provide a recording medium excellent in high-speed rewriting characteristics by using the phenol compound and to provide the reversible heat-sensitive recording medium having good sensitivity and excellent in erasing property and having good storage property. SOLUTION: The present invention provides an N-heneicosyl-N'-(4-hydroxyphenyl)urea which is a new phenol compound represented by formula (1). COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供具有高着色灵敏度的新酚类化合物，保持着色性能和擦除性能，并且当用作可逆热敏记录介质的显影剂时具有优异的保存性能，并提供记录通过使用酚化合物，具有优异的高速重写特性，并提供具有良好的灵敏度和优异的擦除性能并具有良好储存性能的可逆热敏记录介质。解决方案：本发明提供作为由式（1）表示的新型酚化合物的N-庚二酰基-N' - （4-羟基苯基）脲。版权所有（C）2007，JPO＆INPIT

34. 发明专利

JP2006248071A Reversible thermal recording medium, image processing method using this medium and image processing device 审中-公开
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：JP2006248071A
公开(公告)日：2006-09-21
申请号：JP2005068722
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: This 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 ether compound represented by formula (1) as a color development/color fading control agent. In formula (1), "m" is an integer of 7 to 21 and "n" is an integer of 2 to 200. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供在低温/低湿度环境下具有优异的擦除性能的可逆热记录介质，以及用于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：该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由式（1）表示的醚化合物作为显色/褪色控制剂。式（1）中，“m”为7〜21的整数，“n”为2〜200的整数。（C）2006，JPO＆NCIPI

35. 发明专利

JP2005342918A Reversible heat-sensitive recording medium 审中-公开
标题翻译：可反映的热敏记录介质
公开(公告)号：JP2005342918A
公开(公告)日：2005-12-15
申请号：JP2004162242
申请日：2004-05-31
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 , B41M5/26 , B41M5/28 , B41M5/30 , B41M5/40
CPC分类号： B41M5/305
摘要： PROBLEM TO BE SOLVED: To provide a reversible heat-sensitive recording medium which is free from the build-up of head tailings generated due to the repeated use of the medium and shows excellent durability of its surface. SOLUTION: This reversible heat-sensitive recording medium has a recording layer, formed on a support, which contains an electron donative coloring compound and an electron receptive compound and can relatively form a color development state and a decoloration state due to a difference in the heating temperature and/or a cooling rate after heating. In addition, a protective layer is formed on the recording layer and contains at least silica coated with an organoclay and calcium. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种可逆热敏记录介质，其不会由于重复使用介质而产生的尾矿堆积，并且表现出优异的耐久性。解决方案：该可逆热敏记录介质具有形成在载体上的记录层，该载体包含给电子着色化合物和电子接受性化合物，并且由于差异可以相对地形成显色状态和脱色状态加热温度和/或加热后的冷却速度。此外，在记录层上形成保护层，并且至少含有涂有有机粘土和钙的二氧化硅。版权所有（C）2006，JPO＆NCIPI

36. 发明专利

JP2004276410A Reversible heat sensitive recording medium 审中-公开
公开(公告)号：JP2004276410A
公开(公告)日：2004-10-07
申请号：JP2003070879
申请日：2003-03-14
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： FURUYA HIROMI , SHIBUYA TAKESHI , TSUTSUI KYOJI
IPC分类号： B41M5/337 , B41M5/26
摘要： PROBLEM TO BE SOLVED: To provide a reversible heat sensitive recording medium which enhances light resistance and durability and has no occurrence of hitting marks on the recording medium by repeated uses. SOLUTION: The reversible thermal recording medium has, at least, a reversible thermal recording layer comprising a reversible thermal composition using an electron-donating coloring compound and an electron-accepting compound on a support and capable of forming a relatively color-developed condition by a difference in heating temperatures and/or cooling speeds after heating, and has a protective layer. The reversible heat sensitive recording layer or an upper layer above the recording layer contains a polymer having a structure to absorb ultraviolet rays and a hydroxy group to react with an isocyanate compound, or an ultraviolet ray absorbing polymer having a hydroxy group value of not less than 25. COPYRIGHT: (C)2005,JPO&NCIPI

37. 发明专利

JP2004243694A Reversible thermosensitive recording medium and image forming apparatus 有权
公开(公告)号：JP2004243694A
公开(公告)日：2004-09-02
申请号：JP2003037216
申请日：2003-02-14
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： SHIBUYA TAKESHI , SEKIYAMA YASUSHI , FURUYA HIROMI , TSUTSUI KYOJI
IPC分类号： B41M5/337 , B41M5/26
摘要： PROBLEM TO BE SOLVED: To provide a reversible thermal recording medium which is excellent in high-speed erasability and excellent in stable high-speed erasability even in a low-temperature and low-humidity environment, and an image erasing apparatus for the reversible thermosensitive recording medium. SOLUTION: In this reversible thermal recording medium, a thermal recording layer, which enables the reversible formation of the state of relative color development and the state of color erasing by virtue of a heating temperature and/or a difference between cooling speeds after heating by using an electron-donating coloring compound and an electron-accepting compound, is provided on a substrate; and cyclodextrin, and/or sugar alcohol or a polymer thereof are/is contained as a color development and color erasing control agent in the recording layer. COPYRIGHT: (C)2004,JPO&NCIPI

38. 发明专利

JP2003326849A Rewritable information recording medium 审中-公开
标题翻译：可读信息记录媒体
公开(公告)号：JP2003326849A
公开(公告)日：2003-11-19
申请号：JP2002138049
申请日：2002-05-14
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： SHIBUYA TAKESHI , SEKIYAMA YASUSHI , FURUYA HIROMI , TSUTSUI KYOJI
IPC分类号： B41J2/32 , B41M5/26 , B41M5/28 , B41M5/30 , B41M5/337 , B41M5/36 , B41M5/40
摘要： PROBLEM TO BE SOLVED: To provide a rewritable information recording medium which is excellent in handling, is easily disposed of after being used, and also easily treated, even when mixed into a waste paper recycling process. SOLUTION: In the rewritable information recording medium, a support 2 and a recording layer 3 formed on the support 2 are provided. The recording layer 3 contains a recording material which makes information be reversibly recorded/erased, and a binder for the recording layer which fixes the recording material on the support. The binder is a biodegradable polymer which is decomposed in an alkali aqueous solution. COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种处理性优异的可重写信息记录介质，在使用后易于处理，并且即使在混合到废纸回收处理中也容易处理。解决方案：在可重写信息记录介质中，提供形成在支撑件2上的支撑件2和记录层3。记录层3包含可逆地记录/擦除信息的记录材料和用于将记录材料固定在支撑体上的记录层的粘合剂。粘合剂是在碱性水溶液中分解的生物降解性聚合物。版权所有（C）2004，JPO

39. 发明专利

JP2008100512A Multi-color reversible thermosensitive recording medium containing reversibly color developing multi-core single film microcapsule particle 审中-公开
标题翻译：多色可逆耐热记录介质，包含反色彩多发色彩多单色胶片微粒
公开(公告)号：JP2008100512A
公开(公告)日：2008-05-01
申请号：JP2007241777
申请日：2007-09-19
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： YAMAMOTO SATOSHI , FURUYA HIROMI , OKADA NORITOMO
IPC分类号： B41M5/28 , B41M5/30 , B41M5/337
CPC分类号： B41M5/305
摘要： PROBLEM TO BE SOLVED: To provide highly practical multi-color reversible recording medium which can effectively reduce the texture coloration of a reversible thermosensitive recording medium and uses at least two or more kinds of reversibly color developing multi-core single film microcapsule fine particles. SOLUTION: This multi-color reversible thermoplastic recording medium contains the reversibly color developing multi-core single film microcapsule fine particle which encapsulates in resin an electron-donative compound which can relatively form a color developing state and a color fading state according to a difference in the heating temperature and/or a cooling speed after heating. In addition, at least two or more kinds of the reversibly colorable multi-core single film microcapsules with a differing color tone, are added to a single recording layer. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供高效实用的多色可逆记录介质，其可以有效地减少可逆热敏记录介质的纹理着色，并且使用至少两种或更多种可逆显色多芯单膜微胶囊细粒子。解决方案：这种多色可逆热塑性记录介质包含可逆显色的多芯单膜微胶囊微粒，其包封在树脂中，电子给体化合物可以相对形成显色状态和褪色状态，根据加热温度和/或加热后的冷却速度的差。此外，具有不同色调的至少两种或更多种可逆可着色多芯单膜微胶囊被添加到单个记录层。版权所有（C）2008，JPO＆INPIT

40. 发明专利

JP2008100508A Reversible color developing multiple-core single membrane microcapsule particle and reversible thermo-sensitive recording medium using this microcapsule particle 审中-公开
标题翻译：使用这种微粒子可反射彩色显影多芯单层微孔微粒和可反应的热敏记录介质
公开(公告)号：JP2008100508A
公开(公告)日：2008-05-01
申请号：JP2007235957
申请日：2007-09-11
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： OKADA NORITOMO , FURUYA HIROMI , YAMAMOTO SATOSHI
IPC分类号： B41M5/28 , B41M5/30 , B41M5/337
CPC分类号： B41M5/34 , B41M5/305
摘要： PROBLEM TO BE SOLVED: To provide a reversible color developing multi-core single membrane microcapsule particle which is excellent in color developing and color removing properties for a reversible thermo-sensitive recording medium and is effective in reduction of background coloring, and the reversible thermo-sensitive recording medium. SOLUTION: The reversible color developing multi-core single membrane micro-capsules are characterized by encapsulating in a resin electron donor coloring compounds and electron acceptor compounds which can form a coloring condition or decoloring condition relatively due to at least a difference in heating temperature and/or in cooling speed after heating. COPYRIGHT: (C)2008,JPO&INPIT

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