发明授权
- 专利标题: Dye transfer type thermal printing sheets
- 专利标题(中): 染色转印型热敏打印纸
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申请号: US597349申请日: 1990-10-10
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公开(公告)号: US5217941A公开(公告)日: 1993-06-08
- 发明人: Tetsuji Kawakami , Akihiro Imai , Nobuyoshi Taguchi , Yukichi Murata , Takao Hirota
- 申请人: Tetsuji Kawakami , Akihiro Imai , Nobuyoshi Taguchi , Yukichi Murata , Takao Hirota
- 申请人地址: JPX Osaka JPX Tokyo
- 专利权人: Matsushita Electric Industrial Co., Ltd.,Mitsubishi Kasei Corporation
- 当前专利权人: Matsushita Electric Industrial Co., Ltd.,Mitsubishi Kasei Corporation
- 当前专利权人地址: JPX Osaka JPX Tokyo
- 优先权: JPX62-334576 19871229
- 主分类号: B41M5/035
- IPC分类号: B41M5/035 ; B41M5/26 ; B41M5/385 ; B41M5/388 ; B41M5/39
摘要:
The present invention provides a dye transfer type thermal printing sheet which can give a color record image excellent in color reproducibility and weather resistance with middle shade including black and sufficiently saturated density. This printing sheet comprising a substrate on which are arranged, in face-sequence, coloring material layers which are different in hue and contain either of at least one dye represented by the formula (I), at least one dye represented by the formula (II) and at least one dye represented by the formulas (III)-(VI).
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