发明授权
- 专利标题: Heat-sensitive recording material
- 专利标题(中): 热敏记录材料
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申请号: US554408申请日: 1990-07-19
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公开(公告)号: US5081099A公开(公告)日: 1992-01-14
- 发明人: Mitsuo Akutsu , Syuji Iwakura , Keiji Oya
- 申请人: Mitsuo Akutsu , Syuji Iwakura , Keiji Oya
- 申请人地址: JPX Tokyo
- 专利权人: Adeka Argus Chemical Co., Ltd.
- 当前专利权人: Adeka Argus Chemical Co., Ltd.
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX1-187149 19890719
- 主分类号: B41M5/337
- IPC分类号: B41M5/337
摘要:
A heat-sensitive recording material wherein a color-forming layer comprising a coupling substance which is usually colorless or light-colored and a developer which gives rise to color in the coupling substance upon heating further contains, as a sensitizer, a tetrahydronaphthalene compound of the following general formula (I): ##STR1## wherein X represents an alkylene group, --O--CO--O--, --O--CO-- or --O--R'.sub.n Y--, n represents 1 or 2, Y represents --O-- or --S--, R' represents an alkylene group, and R represents a phenyl, alkylphenyl or tetrahydronaphthyl group.
公开/授权文献
- US5611687A Oral hygiene delivery system 公开/授权日:1997-03-18
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