发明授权
US4591888A Heat-sensitive recording sheet 失效
热敏记录纸

Heat-sensitive recording sheet
摘要:
Heat-sensitive recording sheet comprising a base sheet a color-forming layer including a colorless basic dyestuff and an organic color-developing agent, wherein said color-forming layer comprises a metal salt derivative of nitrobenzoic acid (having a particular formula). The sheet provides superior stability against contamination with oily substances while keeping excellent fundamental qualities thereof.
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