-
1.Crystalline flouran compounds and their use in recording materials 有权
标题翻译: 金ien ien ien ien ien ien ien ien ien ien ien ien ien ien ien ien ien ien ien ien ien公开(公告)号:EP0928794A1
公开(公告)日:1999-07-14
申请号:EP98308741.2
申请日:1998-10-26
发明人: Henshall, John Barry , Whitworth, John , Kirk, Roy Alan , Gawtrey, Jonathon , Heneghan, Michael , Dearden, Ian Antony , Taylor, James Philip
IPC分类号: C07D493/10 , C09B11/24 , B41M5/30
CPC分类号: C09B67/0025 , B41M5/3275 , C07D493/10 , C09B11/24
摘要: Disclosed are a novel crystal form of the fluoran compound represented by formula (I) as characterised by specific X-ray powder diffraction pattern and melting range; process for the preparation of said novel crystal form and recording materials comprising the said crystal form.
摘要翻译: 公开了以特定的X射线粉末衍射图案和熔融范围为特征的由式(I)表示的荧烷化合物的新晶体形式; 用于制备所述新型晶体形式的方法和包含所述晶体形式的记录材料。
-
公开(公告)号:EP0928794B1
公开(公告)日:2005-03-09
申请号:EP98308741.2
申请日:1998-10-26
发明人: Henshall, John Barry , Whitworth, John , Kirk, Roy Alan , Gawtrey, Jonathon , Heneghan, Michael , Dearden, Ian Antony , Taylor, James Philip
IPC分类号: C07D493/10 , C09B11/24 , B41M5/30
CPC分类号: C09B67/0025 , B41M5/3275 , C07D493/10 , C09B11/24
-