Invention Grant
- Patent Title: Rewritable recording material
- Patent Title (中): 可重写记录材料
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Application No.: US13891703Application Date: 2013-05-10
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Publication No.: US08697601B2Publication Date: 2014-04-15
- Inventor: Satoshi Kodama , Hiroshi Fujii , Tadashi Kawakami
- Applicant: Nippon Soda Co., Ltd.
- Applicant Address: JP Tokyo
- Assignee: Nippon Soda Co., Ltd.
- Current Assignee: Nippon Soda Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Foley & Lardner LLP
- Priority: JP2009-022195 20090203; JP2009-158763 20090703
- Main IPC: B41M5/333
- IPC: B41M5/333

Abstract:
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.
Public/Granted literature
- US20130244873A1 REWRITABLE RECORDING MATERIAL Public/Granted day:2013-09-19
Information query
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