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11.发明授权Reversible thermosensitive recording material and method of forming and erasing images 失效可逆热敏记录材料和形成和擦除图像的方法
公开(公告)号：US5747413A
公开(公告)日：1998-05-05
申请号：US829147
申请日：1997-03-31
IPC分类号： B41M5/36
CPC分类号： B41M5/363
摘要： A reversible thermosensitive recording material which includes a support, and a thermosensitive layer provided on the support and including, as main ingredients, a resin matrix and an organic low molecular weight substance dispersed in the resin matrix, wherein the transparency of the thermosensitive layer reversibly changes depending on the temperature thereof is characterized in that the rate of change in heating temperature for the initiation of transparentization is 13% or less, the rate of change in transparency is at least 50% or the rate of change in film thickness is at least 2%. By heating the reversible thermosensitive recording material, the formation and erasure of images may be suitably effected.
摘要翻译： 一种可逆热敏记录材料，其包括载体和设置在载体上的热敏层，并且包括分散在树脂基质中的树脂基质和有机低分子量物质作为主要成分，其中热敏层的透明度可逆地改变 取决于其温度的特征在于，透明化开始时的加热温度的变化率为13％以下，透明度的变化率为50％以上，或膜厚变化率为2以上 ％。 通过加热可逆热敏记录材料，可以适当地实现图像的形成和擦除。
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公开(公告)号：US5278128A
公开(公告)日：1994-01-11
申请号：US29043
申请日：1993-03-10
CPC分类号： B41M5/363
摘要： A reversible thermosensitive recording material composed of a support, an undercoat layer formed on the support, and a reversible thermosensitive recording layer formed on the undercoat layer, capable of reversibly assuming a transparent state and a white opaque state depending on the temperature thereof, the undercoat layer having at least one colored portion and at least one light reflecting portion.
摘要翻译： 由支撑体，形成在支撑体上的底涂层和形成在底涂层上的可逆热敏记录层构成的可逆热敏记录材料，能够根据其温度可逆地假设透明状态和白色不透明状态，底涂层 层具有至少一个着色部分和至少一个光反射部分。
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公开(公告)号：US5538822A
公开(公告)日：1996-07-23
申请号：US312625
申请日：1994-09-27
摘要： A method of erasing images recorded in an image recording medium capable of recording images therein and erasing the same therefrom by application of heat thereto includes the step of applying heat to both a front image bearing side and a back side of the image recording medium for erasing images.
摘要翻译： 一种擦除记录在能够记录图像的图像记录介质中并且通过施加热量而将其从其中擦除的图像的方法包括向图像记录介质的前图像承载侧和后侧施加热量以擦除的步骤 图片。
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14.发明授权
公开(公告)号：US5635319A
公开(公告)日：1997-06-03
申请号：US505751
申请日：1995-07-21
CPC分类号： B41M5/48 , B41M5/305 , B41M5/363 , Y10S430/165
摘要： There is disclosed a method of successively forming and/or erasing images selectively in different portions of a recording layer of a recording medium which comprises a reversible thermosensitive recording material capable of recording images and erasing the same by reversibly changing the transparency or the color tone of the portions of the recording layer with the application of heat thereto, depending upon the temperature thereof, in such a manner that the same portion of the recording layer is not continuously used for image formation and/or erasure in excess of a predetermined number of times, thereby repeating the use of the recording medium for an extended period of time.
摘要翻译： 公开了一种在记录介质的记录层的不同部分中选择性地依次形成和/或擦除图像的方法，该方法包括能够记录图像并且通过可逆地改变透明度或色调来记录图像的可逆热敏记录材料 记录层的部分依赖于其温度，以使得记录层的相同部分不被连续地用于图像形成和/或擦除超过预定次数的方式施加热量 从而重复使用记录介质一段较长的时间。
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15.发明授权
公开(公告)号：US5489494A
公开(公告)日：1996-02-06
申请号：US118316
申请日：1993-09-09
CPC分类号： B41M5/48 , B41M5/305 , B41M5/363 , Y10S430/165
摘要： There is disclosed a method of successively forming and/or erasing images selectively in different portions of a recording layer of a recording medium which comprises a reversible thermosensitive recording material capable of recording images and erasing the same by reversibly changing the transparency or the color tone of the portions of the recording layer with the application of heat thereto, depending upon the temperature thereof, in such a manner that the same portion of the recording layer is not continuously used for image formation and/or erasure in excess of a predetermined number of times, thereby repeating the use of the recording medium for an extended period of time.
摘要翻译： 公开了一种在记录介质的记录层的不同部分中选择性地依次形成和/或擦除图像的方法，该方法包括能够记录图像并且通过可逆地改变透明度或色调来记录图像的可逆热敏记录材料 记录层的部分依赖于其温度，以使得记录层的相同部分不被连续地用于图像形成和/或擦除超过预定次数的方式施加热量 从而重复使用记录介质一段较长的时间。
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公开(公告)号：US6015770A
公开(公告)日：2000-01-18
申请号：US905927
申请日：1997-08-05
摘要： A reversible thermosensitive recording material which has a substrate and a recording layer formed on the substrate and in which the recording layer assumes a first color state at a first coloring temperature higher than room temperature when the recording layer is heated by applying heat energy in a first color recordable energy range and in which the recording layer then assumes a second color state when heated at a second coloring temperature higher than the first coloring temperature and then cooled, wherein provided that an initial first color recordable energy range is E.sub.1 and a changed first color recordable energy range of the recording material which has been preserved at 35.degree. C. for 48 hours is E.sub.D, a changing rate E.sub.c of a first color recordable energy range, i.e., 100(E.sub.1 -E.sub.D)/E.sub.1, is less than about 35%.
摘要翻译： 一种可逆热敏记录材料，其具有形成在基板上的基板和记录层，并且当记录层通过在第一图像中施加热能而被加热时，记录层在高于室温的第一着色温度下呈现第一颜色状态 彩色可记录能量范围，其中当在高于第一着色温度的第二着色温度下加热时，记录层呈现第二颜色状态，然后冷却，其中，如果初始的第一可彩色可记录能量范围是E1，并且改变的第一颜色 在35℃下保存48小时的记录材料的可记录能量范围为ED，第一可彩色可记录能量范围（即100（E1-ED）/ E1）的变化率Ec小于约35 ％。
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17.发明授权Image recording method using reversible thermosensitive recording material and image display apparatus using the same 失效使用可逆热敏记录材料的图像记录方法和使用其的图像显示装置
公开(公告)号：US5900900A
公开(公告)日：1999-05-04
申请号：US889063
申请日：1997-07-07
申请人： Yoshihiko Hotta , Yukio Konagaya , Kunichika Morohoshi , Makoto Kawaguchi , Toru Nogiwa , Akira Suzuki , Yusuke Takeda
发明人： Yoshihiko Hotta , Yukio Konagaya , Kunichika Morohoshi , Makoto Kawaguchi , Toru Nogiwa , Akira Suzuki , Yusuke Takeda
CPC分类号： B41M5/363
摘要： An image recording method using a reversible thermosensitive recording material which is capable of assuming a transparent state when heated to a first temperature which is above room temperature, and a colored state when heated to a second temperature which is higher than the first temperature and then cooled, and a heating element, including the step of applying energy to the heating element for generating heat in such a manner as to form each picture element of an image to be formed in the recording material by a plurality of energy pulses applied thereto. An image recording apparatus for this image recording method is also described, which includes a pulse division device for dividing the energy to be applied to the heating element into the plurality of energy pulses, an ambient temperature measurement device for measuring the ambient temperature around the recording material, and a pulse-generation timing adjustment device for adjusting the timing for the generation of the plurality of energy pulses.
摘要翻译： 一种使用可逆热敏记录材料的图像记录方法，当被加热到高于室温的第一温度时能够呈现透明状态，并且当加热到高于第一温度的第二温度然后冷却时的着色状态 以及加热元件，其特征在于，包括向所述加热元件施加能量以产生热量的步骤，以便通过施加到其上的多个能量脉冲形成要在所述记录材料中形成的图像的每个像素。 还描述了一种用于该图像记录方法的图像记录装置，其包括用于将施加到加热元件的能量分成多个能量脉冲的脉冲分割装置，用于测量记录周围环境温度的环境温度测量装置 材料，以及用于调整产生多个能量脉冲的定时的脉冲发生定时调整装置。
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18.发明授权
公开(公告)号：US5219820A
公开(公告)日：1993-06-15
申请号：US795672
申请日：1991-11-21
申请人： Kunichika Morohoshi , Yoshihiko Hotta , Yukio Konagaya , Makoto Kawaguchi , Toru Nogiwa , Akira Suzuki
发明人： Kunichika Morohoshi , Yoshihiko Hotta , Yukio Konagaya , Makoto Kawaguchi , Toru Nogiwa , Akira Suzuki
摘要： A reversible thermosensitive recording material is composed of a support, and a reversible thermosensitive recording layer formed thereon, having a reversible temperature-dependent transparency, which contains a matrix resin and an organic low-molecular-weight material. The organic low-molecular-weight material is in the form of particles, and substantially covered by the matrix resin, and the content thereof in the reversible thermosensitive recording layer is increased from the surface side thereof toward the support side. This reversible thermosensitive recording material can be prepared by a method of coating a solution or dispersion of the matrix resin and the organic low-molecular-weight material on the support, which are dissolved or dispersed in a mixed solvent composed of at least two solvents, each having a different vapor pressure, and drying the solution or dispersion.
摘要翻译： 可逆热敏记录材料由包含基质树脂和有机低分子量材料的具有可逆温度依赖性透明性的支撑体和形成在其上的可逆热敏记录层组成。 有机低分子量材料为颗粒形式，基本上被基质树脂覆盖，其可逆热敏记录层中的含量从表面侧向支撑侧增加。 该可逆热敏记录材料可以通过将基质树脂和有机低分子量材料的溶液或分散体涂布在载体上的方法制备，所述溶液或分散体溶解或分散在由至少两种溶剂组成的混合溶剂中， 各自具有不同的蒸气压，并干燥溶液或分散体。
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19.发明授权Reversible image recording method using reversible thermosensitive recording material 失效使用可逆热敏记录材料的可逆图像记录方法
公开(公告)号：US5612278A
公开(公告)日：1997-03-18
申请号：US280336
申请日：1994-07-25
申请人： Fumihito Masubuchi , Yoshihiko Hotta , Yusuke Takeda , Makoto Obu , Toshio Kawakubo , Katsuaki Miyawaki , Tetsuya Amano
发明人： Fumihito Masubuchi , Yoshihiko Hotta , Yusuke Takeda , Makoto Obu , Toshio Kawakubo , Katsuaki Miyawaki , Tetsuya Amano
CPC分类号： B41M5/363
摘要： A recording method of forming images on a reversible thermosensitive recording material, by bringing a heating element of a thermal head into pressure contact with the reversible thermosensitive recording material, which is capable of assuming a first colored state when heated to a first temperature which is higher than room temperature, and then cooled, and which is capable of assuming a second colored state when heated to a second temperature which is higher than the first temperature, and then cooled, and relatively moving at least one of the heating element or the reversible thermosensitive recording material, wherein the stress exerted on the reversible thermosensitive recording material per unit area thereof, .sigma.(g/cm.sup.2), which is generated by the pressure contact of the heating element with the reversible thermosensitive recording material and the relative movements of the heating material and the reversible thermosensitive recording material, is represented by formula (I):.sigma..ltoreq.A(Ts/T)+B (I),wherein A is 8.0.times.10.sup.4, B is -5.78.times.10.sup.4, T (K.degree.) represents the temperature of the surface of the heating element and Ts (K.degree.) represents the softening point of the reversible thermosensitive recording material.
摘要翻译： 一种在可逆热敏记录材料上形成图像的记录方法，通过使热敏头的加热元件与可逆热敏记录材料压力接触，该可逆热敏记录材料当被加热到较高的第一温度时能够呈现第一着色状态 然后冷却，并且当加热到高于第一温度的第二温度时能够呈现第二着色状态，然后冷却，并且相对移动加热元件或可逆热敏材料中的至少一个 记录材料，其中施加在每单位面积的可逆热敏记录材料上的应力，由加热元件与可逆热敏记录材料的压力接触产生的σ（g / cm 2）和加热材料的相对运动 和可逆热敏记录材料由式（I）表示：si gma A =（Ts / T）+ B（I）其中A为8.0×10 4，B为-5.78×10 4，T（K°）表示加热元件表面的温度，Ts（K DEG） 可逆热敏记录材料的软化点。
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20.发明授权
公开(公告)号：US6096683A
公开(公告)日：2000-08-01
申请号：US957665
申请日：1997-10-24
CPC分类号： B41M5/363
摘要： A reversible thermosensitive recording medium having a supporting substrate and a reversible thermosensitive recording layer formed on the supporting substrate, being capable of reversibly varying color density depending upon temperature with improved durability, is provided. The recording medium has the rates of changes in recording sensitivity and in erasure sensitivity, which are caused by the immersion in an artificial perspiration liquid, of 50% or less and 80% or more, respectively, and an average maximum particle size of organic materials of 2.5 microns at most.
摘要翻译： 提供了一种可逆热敏记录介质，其具有形成在支撑基板上的支撑基板和可逆热敏记录层，能够根据温度可逆地改变颜色密度并提高耐久性。 记录介质的记录灵敏度和由人造汗液中浸渍引起的擦除灵敏度分别为50％以下且80％以上，有机材料的平均最大粒径 最多2.5微米。
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