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    • 10. 发明授权
    • Heat-sensitive recording body
    • 热敏记录体
    • US07846870B2
    • 2010-12-07
    • US11578790
    • 2005-04-21
    • Kazuo WatanabeKeiichi Inubushi
    • Kazuo WatanabeKeiichi Inubushi
    • B41M5/337
    • B41M5/3372B41M2205/04
    • A heat-sensitive recording material comprising a substrate and a heat-sensitive recording layer, the heat-sensitive recording layer containing a leuco dye, a developer, and a copolymer resin emulsion, the copolymer resin emulsion comprising a copolymer resin, the copolymer resin (1) containing (i) (meth)acrylonitrile, and (ii) one or more vinyl monomers copolymerizable with (meth)acrylonitrile, and (2) having a solubility parameter of 12.0 or higher, above mentioned vinyl monomers (ii) include at least a carboxyl group-containing vinyl monomer, and said at least a carboxyl group-containing vinyl monomer is 1 to 10 mass % of the total mass of the copolymer resin.
    • 一种热敏记录材料,包括基材和热敏记录层,所述热敏记录层含有无色染料,显色剂和共聚物树脂乳液,所述共聚物树脂乳液包含共聚物树脂,共聚物树脂 1)含(i)(甲基)丙烯腈,和(ii)可与(甲基)丙烯腈共聚的一种或多种乙烯基单体和(2)溶解度参数为12.0以上的上述乙烯基单体(ii) 含羧基的乙烯基单体,所述至少含羧基的乙烯基单体为共聚物树脂总质量的1〜10质量%。