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    • 1. 发明申请
    • Thermal recording material
    • 热敏记录材料
    • US20090280980A1
    • 2009-11-12
    • US12311320
    • 2007-09-26
    • Junpei NatsuiHiroshi KohamaMamoru SugaYoshimune Aosaki
    • Junpei NatsuiHiroshi KohamaMamoru SugaYoshimune Aosaki
    • B41M5/333B41M5/323
    • B41M5/3335
    • Provided is a thermal recording material superior in color development sensitivity, and having good preservation properties such as in heat resistance, moisture resistance, water resistance and the like.A thermal recording material comprising a support and a thermal recording layer comprising a colorless or pale basic leucodye and a developer to develop color of the basic leucodye, wherein the aforementioned developer comprises a first developer which is a condensate or condensed composition represented by the following formula (I) and a second developer other than the first developer, and the proportion of the first developer to the total amount of the developers is not less than 2 wt % and less than 50 wt %: wherein R is a hydrogen atom, a halogen atom, a hydroxyl group, a lower alkyl group, an alkoxyl group, a cyano group, a nitro group, an aryl group or an aralkyl group, R in the number of m may be the same or different, m is an integer of 0 to 3, n is an integer of 0 to 3, and X and Y are each a hydrogen atom, an alkyl group or an aryl group.
    • 提供了显色性良好且耐热性,耐湿性,耐水性等保存性优良的热敏记录材料。 一种热敏记录材料,其包含支撑体和包含无色或浅色碱性亮氨酸的显影剂和显色剂,以显色出碱性白变色剂,其中上述显色剂包括第一显影剂,其为由下式表示的缩合物或缩合组合物 (I)和第一显色剂之外的第二显影剂,第一显影剂与显影剂总量的比例不小于2重量%且小于50重量%:其中R是氢原子,卤素 原子,羟基,低级烷基,烷氧基,氰基,硝基,芳基或芳烷基,m数可以相同或不同,m为整数0 至3,n为0〜3的整数,X和Y各自为氢原子,烷基或芳基。
    • 5. 发明授权
    • Thermal recording medium
    • 热敏记录介质
    • US07384891B2
    • 2008-06-10
    • US10519188
    • 2003-06-27
    • Junpei NatsuiYuji TsuzukiKaoru HamadaTakashi Date
    • Junpei NatsuiYuji TsuzukiKaoru HamadaTakashi Date
    • B41M5/337
    • B41M5/3375B41M5/3336B41M5/3372
    • Provided is a thermally sensitive recording medium which exhibits high recording sensitivity, high heat resistance of ground color part and excellent preserving stability of images. A thermally sensitive recording medium, comprising a thermally sensitive recording layer containing a colorless or pale colored basic colorless dye and an organic color developing agent as main components on a substrate, wherein said thermally sensitive recording layer contains at least one compound represented by general formula (1) and contains at least one compound selected from the group consisting of 3-{[(phenylamino)carbonyl]amino}benzensulfoneamide represented by formula (2), an ureaurethane compound represented by formula (3) and a copolymer of glysidilmethacrylate and vinyl monomer (average molecular weight is 9000-11000, epoxy equivalent is 300-600 and melting point is 110° C. or less) as a stabilizer. (in the formula, R1 is a hydrogen atom, a halogen atom, an alkyl group or alkoxy group) As a color developing agent a compound represented by general formula (4) is desirable. (in the formula, R2 is an alkyl group of carbon number 1-4, an alkoxy group, a phenyl group or a hydrogen atom).
    • 提供了一种热敏记录介质,其表现出高的记录灵敏度,高亮度的底色部分的耐热性和优异的图像保存稳定性。 一种热敏记录介质,其包含在基材上含有无色或浅色的碱性无色染料和有机彩色显影剂作为主要成分的热敏记录层,其中所述热敏记录层含有至少一种由通式( 1)表示的尿素氨基甲酸酯化合物和由式(3)表示的尿素氨基甲酸酯化合物和甲基丙烯酸glysidil甲基丙烯酸酯和乙烯基单体的共聚物中的至少一种化合物,其包含选自由式(2)表示的3 - {[(苯基氨基)羰基]氨基}苯磺酰胺, (平均分子量为9000〜11000,环氧当量为300〜600,熔点为110℃以下)作为稳定剂。 (式中,R 1是氢原子,卤素原子,烷基或烷氧基)作为显色剂,通式(4)表示的化合物是理想的。 (式中,R 2是碳数1〜4的烷基,烷氧基,苯基或氢原子)。
    • 10. 发明授权
    • Thermal recording material
    • 热敏记录材料
    • US08202821B2
    • 2012-06-19
    • US12311320
    • 2007-09-26
    • Junpei NatsuiHiroshi KohamaMamoru SugaYoshimune Aosaki
    • Junpei NatsuiHiroshi KohamaMamoru SugaYoshimune Aosaki
    • B41M5/333
    • B41M5/3335
    • Provided is a thermal recording material superior in color development sensitivity, and having good preservation properties such as in heat resistance, moisture resistance, water resistance and the like.A thermal recording material comprising a support and a thermal recording layer comprising a colorless or pale basic leucodye and a developer to develop color of the basic leucodye, wherein the aforementioned developer comprises a first developer which is a condensate or condensed composition represented by the following formula (I) and a second developer other than the first developer, and the proportion of the first developer to the total amount of the developers is not less than 2 wt % and less than 50 wt %: wherein R is a hydrogen atom, a halogen atom, a hydroxyl group, a lower alkyl group, an alkoxyl group, a cyano group, a nitro group, an aryl group or an aralkyl group, R in the number of m may be the same or different, m is an integer of 0 to 3, n is an integer of 0 to 3, and X and Y are each a hydrogen atom, an alkyl group or an aryl group.
    • 提供了显色性良好且耐热性,耐湿性,耐水性等保存性优良的热敏记录材料。 一种热敏记录材料,其包含支撑体和包含无色或浅色碱性亮氨酸的显影剂和显色剂,以显色所述碱性白变体的颜色,其中所述显影剂包含第一显影剂,所述第一显影剂是由下式表示的缩合物或缩合组合物 (I)和第一显色剂之外的第二显影剂,第一显影剂与显影剂总量的比例不小于2重量%且小于50重量%:其中R是氢原子,卤素 原子,羟基,低级烷基,烷氧基,氰基,硝基,芳基或芳烷基,m数可以相同或不同,m为整数0 至3,n为0〜3的整数,X和Y各自为氢原子,烷基或芳基。