发明名称 PHENOLIC COMPOUND AND RECORDING MATERIAL CONTAINING THE SAME
摘要 A phenolic compound represented by the formula (XII): wherein R 1 , R 2 , R 3 , R 4 , R 6 , Y 5 , a, b, m, p, q, t and u are defined herein, is disclosed. A recording material containing a color developing dye comprising the phenolic compound is also disclosed.
申请公布号 KR20040091716(A) 申请公布日期 2004.10.28
申请号 KR20047014229 申请日期 2003.03.13
申请人 发明人
分类号 G11B7/244;B41M5/30;B41M5/333;C07C317/22;C07C317/44;C07C323/22;C07C323/52;C07C323/60;C07C327/28;C07C333/08;C07C335/26;C07C335/42;G11B7/24;G11B7/245;G11B7/246 主分类号 G11B7/244
代理机构 代理人
主权项
地址