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    • 7. 发明公开
    • Heat-sensitive recording material
    • 热敏记录材料
    • EP0963858A2
    • 1999-12-15
    • EP99302786.1
    • 1999-04-09
    • FUJI PHOTO FILM CO., LTD.
    • Yamamoto, HiroshiIkeda, Kensuke
    • B41M5/30G03C1/60G03C1/61G03C1/498
    • G03C1/61B41M5/3335B41M5/3372B41M5/3375B41M5/3377G03C1/4989G03C1/60
    • The present invention discloses a heat-sensitive recording material including a support and a heat-sensitive color generating layer provided on the support, the heat-sensitive color generating layer containing a substantially colorless color-generating component A, a substantially colorless color-generating component B which reacts with the color-generating component A to generate color, acetoacetyl-modified polyvinyl alcohol which serves as a binder, and at least one of the compounds represented by formulas (1) to (5) which serves as a hardener.

      The heat-sensitive recording materials of the present invention have excellent water resistance, coating strength (printability), and storability (both image and non-image areas) and capable of preventing both smudge on a recording head and sticking.
    • 本发明公开了一种热敏记录材料,其包括载体和设置在该载体上的热敏发色层,该热敏发色层包含基本上无色的发色组分A,基本上无色的发色组分 与发色成分A反应产生颜色的B,作为粘合剂的乙酰乙酰基改性聚乙烯醇和作为硬化剂的式(1)〜(5)所示的化合物中的至少一种。 本发明的热敏记录材料具有优异的耐水性,涂布强度(可印刷性)和可存储性(图像和非图像区域)并且能够防止记录头上的污迹和粘着。
    • 9. 发明公开
    • Thermal dye bleach construction
    • 法布里奇辛。
    • EP0403157A2
    • 1990-12-19
    • EP90306190.1
    • 1990-06-07
    • MINNESOTA MINING AND MANUFACTURING COMPANY
    • Kitchin, Jonathan PeterKirk, Mark PeterStevenson, Dian ElizabethHelland, Randall Herman
    • G03C1/498B41M5/28G03C1/83B41M5/40G03C1/52
    • G03C1/49854B41M5/286G03C1/61G03C1/832Y10S430/145Y10S430/165
    • A thermal-dye-bleach construction comprising a thermal nucleophile-generating agent in association with a polymethine dye having a nucleus of general formula (I):
      in which:
      n is 0, 1, 2 or 3;
      R¹ to R⁴ independently represent hydrogen atoms, optionally substituted alkyl groups of up to 30 carbon atoms, optionally substituted alkenyl groups of up to 30 carbon atoms or optionally substituted aryl groups of up to 14 carbon atoms; or
      R¹ and R² together and/or R³ and R⁴ together may represent the necessary atoms to complete a 5 or 6-­membered optionally substituted heterocyclic ring; or
      one or more of R¹ to R⁴ may represent the necessary atoms to complete an optionally substituted 5 or 6-­membered heterocyclic ring fused to the phenyl ring on which the NR¹R² or NR³R⁴ group is attached;
      R⁵ and R⁶ independently represent hydrogen atoms, tertiary amino groups, optionally substituted alkyl groups of up to 10 carbon atoms, optionally substituted aryl groups of up to 10 carbon atoms, optionally substituted heterocyclic rings comprising up to 6 ring atoms, optionally substituted carbocyclic rings comprising up to 6 carbon atoms or optionally substituted fused ring systems comprising up to 14 ring atoms, and,
      X⊖ is an anion.
    • 一种热染料漂白结构,其包含与具有通式(I)的核的聚甲基染料相结合的热亲核试剂:,其中:n为0,1,2或3; R 1至R 4独立地表示氢原子,至多30个碳原子的任选取代的烷基,至多30个碳原子的任选取代的烯基或至多14个碳原子的任选取代的芳基; 或R 1和R 2一起和/或R 3和R 4一起可以表示完成5或6元任选取代的杂环的必要原子; 或R 1至R 4中的一个或多个可以表示必需的原子,以完成与其上NR 1 R 2或NR 2的苯环稠合的任选取代的5或6元杂环, 3> R 4基团; R 5和R 6独立地表示氢原子,叔氨基,至多10个碳原子的任选取代的烷基,至多10个碳原子的任选取代的芳基,任选取代的包含至多6个环原子的杂环 ,任选取代的包含至多6个碳原子的碳环或包含至多14个环原子的任选取代的稠环体系,X( - )是阴离子。 Ë