HEAT SENSITIVE RECORDING MEDIUM
Dossier Overview
Applicant
OSAKA SEALING PRINTING CO., LTD.
Inventor
Mai Fujii; Hidenobu Harima; Yusuke Egashira
IPC Classification
CPC Classification
The purpose of the present invention is to provide a heat-sensitive recording medium which hardly causes safety concerns such as endocrine disrupting chemicals, and is excellent in chromogenic properties and light resistance, and also excellent in heat resistance. A heat-sensitive recording medium () has a configuration in which a heat-sensitive recording layer () is layered on a substrate (). The heat-sensitive recording layer () comprises a color former, a non-phenol-based developer, and a non-phenol-based antioxidant. The non-phenol-based antioxidant comprises a phosphorus-based antioxidant. Preferably, the non-phenol-based developer comprises a compound represented by the following formula (1) and/or a compound represented by the following formula (2). (The symbols in the formulae (1) and (2) are as defined in the specification.)
Original (Chinese)
The purpose of the present invention is to provide a heat-sensitive recording medium which hardly causes safety concerns such as endocrine disrupting chemicals, and is excellent in chromogenic properties and light resistance, and also excellent in heat resistance. A heat-sensitive recording medium () has a configuration in which a heat-sensitive recording layer () is layered on a substrate (). The heat-sensitive recording layer () comprises a color former, a non-phenol-based developer, and a non-phenol-based antioxidant. The non-phenol-based antioxidant comprises a phosphorus-based antioxidant. Preferably, the non-phenol-based developer comprises a compound represented by the following formula (1) and/or a compound represented by the following formula (2). (The symbols in the formulae (1) and (2) are as defined in the specification.)
External Resources