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公开(公告)号：US5395815A
公开(公告)日：1995-03-07
申请号：US74124
申请日：1993-06-08
CPC分类号： B41M5/3335 , B41M5/3336
摘要： As a reversible heat-sensitive recording material which contains a normally colorless or palely colored electron donating dye precursor and an electron accepting compound capable of causing said dye precursor to change reversibly in color density due to the difference in cooling rate after heating, one in which images can be formed and erased with good contrast and images high in time stability can be maintained under environment of everyday life can be obtained by using a phenolic compound having at least one aliphatic hydrocarbon group of 6 or more carbon atoms as the said electron donating compound.
摘要翻译： 作为可逆热敏记录材料，其包含通常无色或浅色电子供体染料前体和能够使得所述染料前体由于加热后的冷却速度差而在颜色密度上可逆地改变的电子接受性化合物，其中 可以形成和擦除图像，具有良好的对比度，并且通过使用具有至少一个具有6个或更多个碳原子的脂肪族烃基的酚类化合物作为所述给电子化合物，可以在日常生活环境下保持高度稳定的稳定性图像 。
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公开(公告)号：US5106814A
公开(公告)日：1992-04-21
申请号：US635235
申请日：1990-12-28
CPC分类号： B41M5/3375
摘要： The present invention provides a heat-sensitive recording material excellent in image stability and heat-responsiveness which contains an aromatic isocyanate compound, an imino compound and at least one compound represented by the following formula (I): ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 each represents an alkyl group.
摘要翻译： 本发明提供了包含芳族异氰酸酯化合物，亚氨基化合物和至少一种由下式（I）表示的化合物的图像稳定性和热响应性优异的热敏记录材料：其中R1 ，R 2，R 3和R 4各自表示烷基。
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公开(公告)号：US4996183A
公开(公告)日：1991-02-26
申请号：US329766
申请日：1989-03-28
申请人： Masaaki Otani , Shigetoshi Hiraishi , Kenji Hyodo
发明人： Masaaki Otani , Shigetoshi Hiraishi , Kenji Hyodo
IPC分类号： B41M5/337
CPC分类号： B41M5/3372
摘要： A thermosensitive recording material having a thermosensitive color forming layer containing a specific dispersing agent and binder mixture showing a softening point of at least 70.degree. C. can minimize occurrence of head stain at a thermal head in thermosensitive recording. The combination of sulfonic acid-containing polyvinyl alcohol and polyacrylamide or acrylamide-acrylonitrile copolymer is preferable.
摘要翻译： 具有包含特定分散剂和显示软化点至少为70℃的粘合剂混合物的热敏成色层的热敏记录材料可以使热敏记录中的热敏头处的头部染色的发生最小化。 含磺酸的聚乙烯醇和聚丙烯酰胺或丙烯酰胺 - 丙烯腈共聚物的组合是优选的。
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公开(公告)号：US4965237A
公开(公告)日：1990-10-23
申请号：US146828
申请日：1987-12-31
IPC分类号： B41M5/337
CPC分类号： B41M5/3375
摘要： This invention relates to a thermal printing material comprising a substrate and a thermal printing layer formed thereon containing an aromaticity-possessing isocyanate compound, an imino compound having at least one>C.dbd.NH group which reacts with said aromaticity-possessing isocyanate compound on heating to produce color, and one or more aniline derivatives having at least one amino group, said thermal printing layer being intended to improve the image storage properties, in particular, the storage properties of color-undeveloped portion (ground), and it can be utilized in recorders for measurements, facsimiles, printers, terminals of computers, labels, and automatic ticket vending machines.
摘要翻译： PCT No.PCT / JP87 / 00300 Sec。 371日期1987年12月31日第 102（e）1987年12月31日的PCT PCT提交1987年5月13日PCT公布。 出版物WO87 / 06885 日本特开2001-1987号公报。本发明涉及一种热敏印刷材料，其特征在于，包括基材和形成在其上的热敏印刷层，所述热敏印刷层含有芳族化合物的异氰酸酯化合物，具有至少一个C = NH基的亚氨基化合物，其与所述芳香性反应 在加热产生颜色时承载异氰酸酯化合物，以及一种或多种具有至少一个氨基的苯胺衍生物，所述热敏印刷层旨在提高图像存储性能，特别是颜色未显影部分（研磨）的储存性能， ，并且可用于测量，传真机，打印机，计算机终端，标签和自动售票机的记录仪。
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公开(公告)号：US4812354A
公开(公告)日：1989-03-14
申请号：US48943
申请日：1987-05-12
CPC分类号： G03F7/346 , Y10S428/913 , Y10S428/914
摘要： A colored image recording material comprising a support and hot-melt inks each comprising at least one coloring material, a photosetting resin and a polmerization initiator and applied on one side of the support can provide colored images excellent in resolving power and image storing properties by an image forming method.
摘要翻译： 包含支持体和各自包含至少一种着色材料，光固化树脂和聚焦引发剂并且施加在载体的一侧上的热熔油墨的彩色图像记录材料可以通过以下方式提供分辨能力和图像存储性能优异的彩色图像 图像形成方法。
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公开(公告)号：US4764501A
公开(公告)日：1988-08-16
申请号：US73288
申请日：1987-07-14
CPC分类号： B41M5/3375 , Y10S428/913
摘要： A heat-sensitive recording material containing a special sensitizer in a heat-sensitive recording layer is excellent in thermal response and sensitivity.
摘要翻译： 在热敏记录层中含有特殊敏化剂的热敏记录材料的热响应和灵敏度优异。
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公开(公告)号：US4461495A
公开(公告)日：1984-07-24
申请号：US396372
申请日：1982-07-08
CPC分类号： B41M5/155
摘要： A condensate free from stickiness and exhibiting an excellent initial color-formability when used as color developer of pressure sensitive copying paper can be obtained by reacting p-hydroxybenzoic acid and one p-alkyl-substituted phenol or a mixture of two or more p-alkyl-substituted phenols with formaldehyde in the presence of an acid catalyst and then directly taking out the condensate into cold water without any procedure such as dehydration, concentration, etc.
摘要翻译： 当用作压敏复印纸的彩色显影剂时，没有粘性并且显示出优异的初始着色成形性的凝析物可以通过使对羟基苯甲酸和一个对烷基取代的苯酚或两个或更多个对 - 烷基 - 取代酚与甲醛在酸催化剂存在下，然后直接取出冷凝水冷却，没有任何程序如脱水，浓缩等。
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公开(公告)号：US5411798A
公开(公告)日：1995-05-02
申请号：US721334
申请日：1991-07-01
CPC分类号： G11B5/7021 , G11B5/735 , Y10S428/90 , Y10T428/273
摘要： The present invention provides a magnetic recording sheet which is excellent in its production operability, magnetic recording characteristics and visible information recording characteristics. The magnetic recording sheet comprises a substrate, a magnetic recording layer which comprises a binder having a gel content of 5-75% and ferromagnetic powders and is provided on one side of the substrate, and a visible information recording layer which comprises at least one binder selected from the group consisting of a synthetic binder and a natural binder is and provided on another side of the substrate. The present invention further provides a heat-sensitive magnetic recording sheet which is excellent in whiteness of the heat-sensitive recording layer and image stability and which comprises a substrate, a magnetic recording layer comprising a binder and ferromagnetic powders and provided on one side of the substrate, and a heat-sensitive recording layer comprising an aromatic isocyanate compound, an imino compound and a binder and containing a heat meltable substance having a melting point of 60.degree.-180.degree. C. and provided on another side of the substrate.
摘要翻译： 本发明提供一种制造操作性，磁记录特性和可见信息记录特性优异的磁记录纸。 磁记录片包括基片，磁记录层，其包含凝胶含量为5-75％的粘合剂和铁磁性粉末，并且设置在基底的一侧，以及可见信息记录层，其包含至少一种粘合剂 选自由合成粘合剂和天然粘合剂组成的组，并且设置在基材的另一侧。 本发明还提供了一种热敏记录层的白度和图像稳定性优异的热敏磁记录片材，其包括基材，包含粘合剂的磁记录层和铁磁粉末，并且设置在 底物和含有芳族异氰酸酯化合物，亚氨基化合物和粘合剂的热敏记录层，并含有熔点为60-180℃的可热熔物质并提供在基材的另一侧。
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公开(公告)号：US5036039A
公开(公告)日：1991-07-30
申请号：US565238
申请日：1990-08-10
申请人： Mikiya Sekine , Shigetoshi Hiraishi
发明人： Mikiya Sekine , Shigetoshi Hiraishi
IPC分类号： B41M5/323
CPC分类号： B41M5/323
摘要： Disclosed is a heat-sensitive recording material comprising an aromatic isocyanate compound, an imino compound which reacts with said aromatic isocyanate compound upon application of heat to form color, and a support, wherein a coating color comprising a dispersion obtained by pulverizing a mixture of said aromatic isocyanate compound and an alcoholic compound has been coated on the support. This heat-sensitive recording material is excellent in image stability and sensitivity.
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公开(公告)号：US4983569A
公开(公告)日：1991-01-08
申请号：US379789
申请日：1989-07-12
CPC分类号： B41M5/327 , B41M5/3333 , Y10S428/913 , Y10S428/914
摘要： A recording material wherein a color forming system comprising (a) a fluorene compound as a dye precursor, (b) a color developer, (c) an isocyanate compound, and (d) in imido compound, gives a developed color image having an absorption at near infrared portion and excellent image storability.
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