发明申请
- 专利标题: Rewritable recording material
- 专利标题(中): 可重写记录材料
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申请号: US13138302申请日: 2010-02-01
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公开(公告)号: US20110287931A1公开(公告)日: 2011-11-24
- 发明人: Satoshi Kodama , Hiroshi Fujii , Tadashi Kawakami
- 申请人: Satoshi Kodama , Hiroshi Fujii , Tadashi Kawakami
- 专利权人: NIPPON SODA CO., LTD.
- 当前专利权人: NIPPON SODA CO., LTD.
- 优先权: JP2009-022195 20090203; JP2009-158763 20090703
- 国际申请: PCT/JP2010/000570 WO 20100201
- 主分类号: B41M5/323
- IPC分类号: B41M5/323 ; C07C235/38 ; C07C233/29 ; C09K9/02 ; G02B5/23
摘要:
A rewritable recording material can be provided which contains at least one kind of phenolic compounds represented by formula (I) and which is capable of stably repeating coloring and discoloring for a long period of time as well as exerting superior storage properties such as heat resistance and moisture and heat resistance of the colored image and light resistance of the background. Also provided are a composition for forming a rewritable color-forming layer which is capable of forming a color-forming layer of the recording material, and a composition of a color-developing agent for a rewritable recording material.
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