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    • 1. 发明专利
    • 可逆性感熱記録材料
    • 可逆的耐热记录材料
    • JP2015058577A
    • 2015-03-30
    • JP2013192006
    • 2013-09-17
    • 三菱製紙株式会社Mitsubishi Paper Mills Ltd
    • SANO HIDEKAZU
    • B41M5/337B41M5/28
    • 【課題】明瞭なコントラストを持つ画像の形成・消去が可能で、日常生活の環境下で経時的に安定な画像を保持可能で、安定的に繰り返し形成消去可能であり、帯電による画像形成装置における搬送不良が少なく、且つ形成画像の視認性に優れ、印刷インキの着肉性やカード成型後の剥がれ等が著しく改善された可逆感熱記録材料を提供する。【解決手段】支持体上に通常無色ないし淡色の染料前駆体と、加熱温度および/または加熱後の冷却速度の違いにより相対的に発色した状態と消色した状態を形成させる可逆性顕色剤とを含有する可逆性感熱記録層を少なくとも設けた可逆性感熱記録材料において、該可逆感熱記録層と同じ側の面、もしくは反対側の面の少なくとも一方の面の最表層に、ジアルキルリン酸アニオンと、四級アンモニウムカチオン、ピリジニウムカチオン、またはイミダゾリウムカチオンとの塩を少なくとも一種以上含有させる。【選択図】なし
    • 要解决的问题:提供一种可逆热敏记录材料,其允许形成/擦除具有尖锐对比度的图像,其可以保持图像随时间稳定的图像,并且允许在日常环境中的图像的稳定和重复的形成/擦除 使得在图像形成装置中的充电导致的输送故障最小化,其形成图像的良好的可视性,并且显着提高了印刷油墨的接收性,防止在记录材料形成卡之后的剥离,以及 可逆热敏记录材料至少包括设置在支撑体上的以下可逆热敏记录层:可逆热敏记录层包括通常为无色或浅色的染料前体和可逆的彩色显影剂, 根据加热温度的差异,相对地形成着色状态和擦除状态 和/或加热后的冷却速率。 记录材料的最外表面层在与可逆热敏记录层相同的一侧的表面和相对侧的表面中的至少任一个表面上含有至少一种磷酸二烷基酯阴离子和季铵阳离子之间的盐中的化合物 吡啶鎓阳离子或咪唑阳离子。
    • 2. 发明专利
    • 可逆性感熱記録材料
    • 可逆的耐热记录材料
    • JP2015058576A
    • 2015-03-30
    • JP2013192005
    • 2013-09-17
    • 三菱製紙株式会社Mitsubishi Paper Mills Ltd
    • SANO HIDEKAZU
    • B41M5/337B41M5/28
    • 【課題】明瞭なコントラストを持つ画像の形成・消去が可能で、日常生活の環境下で経時的に安定な画像を保持可能で、安定的に繰り返し形成消去可能であり、帯電による画像形成装置における搬送不良が少なく、且つ形成画像の視認性に優れ、印刷インキの着肉性やカード成型後の剥がれ等が著しく改善された可逆感熱記録材料を提供する。【解決手段】支持体上に通常無色ないし淡色の染料前駆体と、加熱温度および/または加熱後の冷却速度の違いにより相対的に発色した状態と消色した状態を形成させる可逆性顕色剤とを含有する可逆性感熱記録層を少なくとも設けた可逆性感熱記録材料において、該可逆感熱記録層と同じ側の面、もしくは反対側の面の少なくとも一方の面の最表層に、ジアルキルスルホコハク酸アニオンと、四級アンモニウムカチオン、ピリジニウムカチオン、またはイミダゾリウムカチオンとの塩を少なくとも一種以上含有させる。【選択図】なし
    • 要解决的问题:提供一种可逆热敏记录材料,其允许形成/擦除具有尖锐对比度的图像,其可以保持图像随时间稳定的图像,并且允许在日常环境中的图像的稳定和重复的形成/擦除 使得在图像形成装置中的充电导致的输送故障最小化,其形成图像的良好的可视性,并且显着提高了印刷油墨的接收性,防止在记录材料形成卡之后的剥离,以及 可逆热敏记录材料至少包括设置在支撑体上的以下可逆热敏记录层:可逆热敏记录层包括通常为无色或浅色的染料前体和可逆的彩色显影剂, 根据加热温度的差异,相对地形成着色状态和擦除状态 和/或加热后的冷却速率。 记录材料的最外表面层在与可逆热敏记录层相同的一侧的表面和相反侧的表面中的至少任一个表面上包含至少一种二烷基磺基琥珀酸阴离子和季铵阳离子之间的盐中的化合物 吡啶鎓阳离子或咪唑阳离子。
    • 4. 发明专利
    • Reversibility heat-sensitive recording material
    • 可反应的热敏记录材料
    • JP2014019021A
    • 2014-02-03
    • JP2012158636
    • 2012-07-17
    • Mitsubishi Paper Mills Ltd三菱製紙株式会社
    • SANO HIDEKAZU
    • B41M5/337C09B67/46C09K9/02
    • PROBLEM TO BE SOLVED: To provide a reversibility heat-sensitive recording material in which an image having clear contrast can be formed and eliminated, light resistance against outdoor light (sunlight) (color change of texture, discoloration of a printed part, and a deletion residual or the like) and heat resistance are excellent, and repeated durability is favorable.SOLUTION: A reversibility heat-sensitive recording material includes: a reversibility heat-sensitive recording layer including a dye precursor that is usually colorless or pale color, and a reversibility developer that forms relatively coloring state and decoloration state by difference of a heating temperature and/or a cooling rate after heating on a substrate; and a heat resistance improvement layer on the reversibility heat-sensitive recording layer, and the reversibility heat-sensitive recording material is characterized by including any one of a heat resistance improver shown by the following general formula (1) or (2) and a binder resin in the heat resistance improvement layer.
    • 要解决的问题:为了提供可以形成和消除清晰对比度的图像的可逆性热敏记录材料,对室外光(阳光)的耐光性(纹理的颜色变化,印刷部分的变色和缺失 残留物等)和耐热性优异,反复耐久性良好。解决方案:可逆性热敏记录材料包括:可逆性热敏记录层,其包含通常为无色或浅色的染料前体和可逆性 显影剂,其通过加热温度和/或在基板上加热后的冷却速度的差异而形成相对着色状态和脱色状态; 和可逆性热敏记录层上的耐热改善层,并且可逆性热敏记录材料的特征在于包括以下通式(1)或(2)所示的耐热性改进剂和粘合剂 树脂在耐热改良层中。
    • 5. 发明专利
    • Reversible thermal recording material
    • 可逆热记录材料
    • JP2005262798A
    • 2005-09-29
    • JP2004082073
    • 2004-03-22
    • Mitsubishi Paper Mills Ltd三菱製紙株式会社
    • NAZUKA MASANORISANO HIDEKAZU
    • B41M5/337B41M5/26
    • PROBLEM TO BE SOLVED: To provide an excellent reversible thermal recording material capable of forming and erasing an recording image with a high contrast and a high sensitivity over a number of times, having both excellent light resistance and transparency, and repeating durability. SOLUTION: The reversible thermal recording material has at least a reversible thermal recording layer comprising an ordinarily colorless or light-colored electron-donating dye precursor and a reversible color developing agent generating a reversible color tone change to the dye precursor by a difference in cooling speeds after heating as main components on a substrate. The reversible thermal recording material comprises at least a metal oxide particle A with a mean particle diameter of 0.5-5.0 μm and with UV-ray shielding properties, and a metal oxide particle B with a means particle diameter of 0.01-0.1 μm and with UV-ray shielding properties in at least one layer on the reversible thermal recording layer. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供能够以高对比度和高灵敏度多次形成和擦除记录图像的优异的可逆热记录材料,具有优异的耐光性和透明性以及重复的耐久性。 解决方案:可逆热敏记录材料至少具有可逆热敏记录层,其包含通常无色或浅色给电子染料前体和可逆颜色显影剂,其通过差异产生对染料前体的可逆色调变化 在加热后的冷却速度作为基底上的主要成分。 可逆热敏记录材料至少包含平均粒径为0.5-5.0μm并具有紫外线屏蔽性能的金属氧化物颗粒A和平均粒径为0.01-0.1μm的金属氧化物颗粒B和具有UV 在可逆热敏记录层上的至少一层中的屏蔽性能。 版权所有(C)2005,JPO&NCIPI
    • 6. 发明专利
    • Thermosensitive recording material
    • 耐热记录材料
    • JP2005262548A
    • 2005-09-29
    • JP2004076270
    • 2004-03-17
    • Mitsubishi Paper Mills Ltd三菱製紙株式会社
    • SANO HIDEKAZUMARUYAMA ATSUSHI
    • B41M5/337B41M5/26B41M5/28C09K3/00
    • PROBLEM TO BE SOLVED: To provide a thermosensitive recording material, which has excellent light fastness and preservability so as to prevent the fading of an image part and the discoloration of a non-image part even under the state being exposed to the sun or a fluorescent lamp for a long time from developing and, at the same time, in which no ground fogging develops and which is excellent in chemical resistance. SOLUTION: In the thermosensitive recording material, which is formed by providing a thermosensitive recording layer including a colorless or light-colored electron donative dye precursor and electron acceptive developer on a support, the thermosensitive recording layer includes 2,2'-methylene bis[6-(2H-1,2,3-benzotriazol-2-yl)-4-(2-hydroxyethyl)phenol] having a crystal form characterized by an X-ray diffraction pattern, in which Bragg angle (2θ±0.2°) by powdered X-ray diffractometry with Cu-Kα rays show peaks at 6.1°, 11.3°, 12.2° and 18.9° under the condition that the maximum peak lies either at 12.2° or at 18.9° as a UV absorber. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供具有优异的耐光性和保存性的热敏记录材料,以便即使在暴露于太阳的状态下也能防止图像部分的褪色和非图像部分的变色 或荧光灯长时间显影,同时没有发生粉雾,并且耐化学性优异。 解决方案:热敏记录材料通过在载体上提供包含无色或浅色电子给体染料前体和电子受体显影剂的热敏记录层而形成,热敏记录层包括2,2'-亚甲基 具有X射线衍射图形特征的结晶形式的双[6-(2H-1,2,3-苯并三唑-2-基)-4-(2-羟基乙基)苯酚],其中布拉格角(2θ±0.2) °)通过用Cu-Kα射线粉末X射线衍射显示在6.1°,11.3°,12.2°和18.9°的峰,条件是最大峰位于12.2°或作为UV吸收剂的18.9°。 版权所有(C)2005,JPO&NCIPI
    • 7. 发明专利
    • Reversible heat-sensitive recording material
    • 可逆的耐热记录材料
    • JP2013173357A
    • 2013-09-05
    • JP2013011329
    • 2013-01-24
    • Mitsubishi Paper Mills Ltd三菱製紙株式会社
    • YAMADA CHIESANO HIDEKAZU
    • B41M5/337B41M5/28B41M5/30B41M5/40
    • PROBLEM TO BE SOLVED: To provide a reversible thermosensitive recording materials 1 that has an enough water resistance, is superior in the light resistance such as an image stability etc, and repeating durability in operation including a cleaning process and in use in a severe environmental condition like high temperature and high humidity, etc. and few of remaining disappearing when deleted.SOLUTION: In a reversible thermosensitive recording material 1 that is provided with a reversible thermal recording layer 3 that changes reversibly into transparency or tones by control of thermal energy on one side of a support 2, the reversible thermosensitive recording material is provided with a gas barrier layer 4 that contains acetoacetyl-modified polyvinyl alcohol and a crosslinking agent between the reversible thermal recording layer 3 and a protective layer 5.
    • 要解决的问题:为了提供具有足够耐水性的可逆热敏记录材料1,在诸如图像稳定性等的耐光性方面优异,并且在包括清洁过程的操作中重复使用的耐久性,并且在恶劣的环境条件下使用 如高温和高湿度等,并且在删除时几乎不会消失。解决方案:在具有可逆热敏记录层3的可逆热敏记录材料1中,其可逆地热记录层3通过一个控制热能可逆地改变为透明度或色调 在可逆热敏记录材料的一侧设置有在可逆热敏记录层3和保护层5之间含有乙酰乙酰基改性的聚乙烯醇和交联剂的阻气层4。
    • 8. 发明专利
    • Decolorization-susceptible image recording material
    • 分解 - 不可图像记录材料
    • JP2011183553A
    • 2011-09-22
    • JP2010047727
    • 2010-03-04
    • Mitsubishi Paper Mills Ltd三菱製紙株式会社
    • SANO HIDEKAZU
    • B41M5/337C09D11/00G03G9/08G03G9/087G03G9/09
    • PROBLEM TO BE SOLVED: To provide an image recording material which can be used for ink, toner, etc. and enables a high definition image with high developed color density to be formed, and can be decolorized by heat in a short time. SOLUTION: This decolorization-susceptible image recording material is of such a nature that a color developing material which reveals color development by applying a color developer to a normally colorless or pale color dye precursor, can be decolorized by heating. In addition, the image recording material is characteristic in that the color developing material assumes a composite structure of the dye precursor and a certain specified phenol compound as a developer. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供可用于油墨,调色剂等的图像记录材料,并且能够形成具有高显色浓度的高清晰度图像,并且可以在短时间内通过加热来脱色 。 解决方案:该脱色敏感图像记录材料具有这样的性质,即通过将正常无色或浅色染料前体施加显色剂来显色显色的彩色显影材料可以通过加热而脱色。 此外,图像记录材料的特征在于显色材料呈现染料前体和某些特定的酚化合物作为显影剂的复合结构。 版权所有(C)2011,JPO&INPIT
    • 9. 发明专利
    • Reversible heat-sensitive recording material
    • 可逆的耐热记录材料
    • JP2011079218A
    • 2011-04-21
    • JP2009233203
    • 2009-10-07
    • Mitsubishi Paper Mills Ltd三菱製紙株式会社
    • SANO HIDEKAZUAZUMA YOICHIROTANAKA SHINYA
    • B41M5/337B41M5/333
    • PROBLEM TO BE SOLVED: To provide a reversible thermosensitive recording material which enables an image having clear contrast to be formed and erased, has good color developing sensitivity and has excellent high-speed erasability. SOLUTION: The reversible thermosensitive recording material includes, on a support, a dye precursor usually having no color or pale color and a reversible color developer for forming a relatively color-developed state and a color-faded state according to difference of heating temperature and/or of cooling speed after heating. In the reversible thermosensitive recording material, a phenol compound is contained as the reversible color developer and a quaternary ammonium salt compound is contained as a color fading accelerator. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:为了提供能够形成和清除具有清晰对比度的图像的可逆热敏记录材料,具有良好的显色灵敏度并且具有优异的高速擦除性。 解决方案:可逆热敏记录材料在载体上包含通常不具有颜色或浅色的染料前体和用于形成相对显色状态的可逆显色剂和根据加热差异的褪色状态 温度和/或加热后的冷却速度。 在可逆热敏记录材料中,含有酚化合物作为可逆显色剂,并且含有季铵盐化合物作为颜色衰减促进剂。 版权所有(C)2011,JPO&INPIT
    • 10. 发明专利
    • Reversible thermal recording material
    • 可逆热记录材料
    • JP2008183781A
    • 2008-08-14
    • JP2007018566
    • 2007-01-29
    • Mitsubishi Paper Mills Ltd三菱製紙株式会社
    • SANO HIDEKAZUARAI KATSUAKI
    • B41M5/337
    • PROBLEM TO BE SOLVED: To provide a reversible thermal recording material which has a ground of a high whiteness and excels in erasability of an image and in image storage properties in the case when it is stored in an environment of high temperature and high humidity. SOLUTION: In the reversible thermal recording material, a thermal recording layer which contains a normally colorless or light-colored dye precursor and a reversible developer causing a reversible change in a color tone in the dye precursor, according to a difference in a cooling speed after heating, is provided on at least one side of a substrate. The thermal recording layer is made to contain a compound having figure 1, for instance, as an erasure accelerator. In figure 1, one of X 1 and X 2 denotes an oxygen atom or a sulfur atom and the other denotes a bivalent group of which the minimum componential unit is a -CONH- bond containing no hydrocarbon group in both ends. X 1 and X 2 may be the same group or different groups. R 1 s denote each a 1-50C univalent hydrocarbon group independently and at least one of them is a 25-50C univalent hydrocarbon group. R 2 s denote each a 1-36C bivalent hydrocarbon group independently. R 3 denotes the 1-36C bivalent hydrocarbon group. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种可逆的热敏记录材料,其具有白度高的地面,并且在图像的可擦除性方面优异,并且在存储在高温高的环境中的情况下具有图像存储特性 湿度。 解决方案:在可逆热敏记录材料中,含有通常无色或浅色染料前体的热敏记录层和引起染料前体色调可逆变化的可逆显影剂,根据 加热后的冷却速度设置在基板的至少一侧。 热敏记录层被制成含有图1的化合物,例如作为擦除促进剂。 在图1中,X 1 和X 2 中的一个表示氧原子或硫原子,另一个表示最小成分单元为-CONH的二价基团 - 两端不含烃基的键。 X 1 和X 2 可以是相同的组或不同的组。 R 1分别独立地表示1〜50℃的1价烃基,其中至少1个为25〜50℃的1价烃基。 R 2各自独立地表示1-36C的二价烃基。 R 3 表示1-36C二价烃基。 版权所有(C)2008,JPO&INPIT