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1. 发明授权

US5821002A Polymeric fluorescent substance, production process thereof and organic electrolumescence device 失效
标题翻译：聚合物荧光物质，其制备方法和有机电致发光器件
公开(公告)号：US5821002A
公开(公告)日：1998-10-13
申请号：US593511
申请日：1996-01-30
申请人： Toshihiro Ohnishi , Takanobu Noguchi , Shuji Doi , Makiko Ohshima
发明人： Toshihiro Ohnishi , Takanobu Noguchi , Shuji Doi , Makiko Ohshima
IPC分类号： C08G61/00 , C09K11/06 , H05B33/14 , H05B33/00 , C08G61/02
CPC分类号： H05B33/14 , C08G61/00 , C09K11/06 , Y10S428/917
摘要： Disclosed in this specification is a polymeric fluorescent substance which emits a fluorescence in a solid state, contains at least one kind of repeating unit represented by the following formula (1) with the amount of the formula (1) repeating units being at least 50 mole % based on the total repeating units, and has a polystyrene-reduced number-average molecular weight of 10.sup.3 -10.sup.7, characterized in that it has a monofunctional group represented by the following formula (2) at at least one terminal of the molecule: --Ar.sub.1 --CR.sub.1 .dbd.CR.sub.2 -- (1) �wherein Ar.sub.1 is an arylene group or a heterocyclic compound group having 4-20 carbon atoms taking part in conjugated bonds; R.sub.1 and R.sub.2 each are independently a group selected from the group consisting of a hydrogen atom, an alkyl group of 1-20 carbon atoms, an aryl group of 6-20 carbon atoms, a heterocyclic compound group of 4-20 carbon atoms and a cyano group!; --CR.sub.3 .dbd.CR.sub.4 --Ar.sub.2 ( 2) �wherein Ar.sub.2 is an aryl group or a heterocyclic compound group having 4-50 carbon atoms taking part in conjugated bonds; R.sub.3 and R.sub.4 each are independently a group selected from the group consisting of a hydrogen atom, an alkyl group of 1-20 carbon atoms, an aryl group of 6-20 carbon atoms, a heterocyclic compound group of 4-20 carbon atoms and a cyano group!.
摘要翻译：在本说明书中公开的是发出固体荧光的聚合物荧光物质，含有下式（1）表示的至少一种重复单元，式（1）的重复单元为至少50摩尔％，基于聚合物重复单元的数均分子量为103〜107，其特征在于，在分子的至少一个末端具有下式（2）表示的单官能团： - Ar1-CR1 = CR2-（1）[其中Ar1是具有共轭键的4-20个碳原子的亚芳基或杂环化合物基团; R 1和R 2各自独立地为选自氢原子，1-20个碳原子的烷基，6-20个碳原子的芳基，4-20个碳原子的杂环化合物基团和氰基]; -CR 3 = CR 4 -Ar 2（2）[其中Ar 2为芳基或具有4-50个碳原子的杂环化合物基团，作为共轭键; R 3和R 4各自独立地为选自氢原子，1-20个碳原子的烷基，6-20个碳原子的芳基，4-20个碳原子的杂环化合物基团和氰基]。

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