A composition comprising a phosphorescent compound, and a compound having a structure containing three or more repeating units having a dipole moment dimension of 1.0 Debye or more connected in series,
wherein, based on the total number of dimer structures composed of any two repeating units connected in series contained in the above-described structure, the proportion of the number of dimer structures in which the dimension D
2
of the dipole moment of the dimer structure, the dimension D
1a
of the dipole moment of the first repeating unit constituting the dimer structure and the dimension D
1b
of the dipole moment of the second repeating unit constituting the dimer structure satisfy a relation represented by the following formula (A):
D
1a
一种组合物,包括一种
磷光化合物和一种结构中含有三个或更多重复单元的化合物,该结构中的重复单元具有1.0 Debye或更大的偶极矩尺寸,这些重复单元连接成串。基于上述结构中包含的任意两个连接在串中的重复单元组成的二聚体结构的总数,满足以下公式(A)所表示的关系的二聚体结构的数量比例:D1a < D2且D1b < D2(A),为50%或更多。
HETEROCYCLIC COMPOUNDS AND HETEROCYCLIC POLYMERS
申请人:Sumitomo Chemical Company, Limited
公开号:EP2128146A1
公开(公告)日:2009-12-02
The present invention provides a heterocyclic compound of the following general formula (I):
wherein X and Y are different from each other and represent a halogen atom selected from among a chlorine atom, bromine atom and iodine atom, or CF3SO3-, CH3SO3-, C6H5SO3- or CH3C6H4SO3-; R1 represents an optionally substituted monovalent aliphatic hydrocarbon group having two or more carbon atoms; one of A1 and A2 represents -S-, -O-, -Se- or Te-, while the other represents -N=, -P= or -Si(R2)=,
wherein R2 represents a hydrogen atom, an optionally substituted monovalent hydrocarbon group, a halogen atom, an amino group or a carbonyl group; and
one of two linkages each represented by a solid line and a dashed line is a single bond, while the other is a double bond.
本发明提供了以下通式(I)的
杂环化合物:
其中 X 和 Y 互不相同,代表选自
氯原子、
溴原子和
碘原子中的卤素原子,或 CF3SO3-、CH3SO3-、C6H5SO3- 或 CH3C6H4SO3-;R1 代表具有两个或两个以上碳原子的任选取代的一价脂族烃基;A1 和 A2 中的一个代表-S-、-O-、-Se-或 Te-,而另一个代表-N=、-P= 或-Si(R2)=、
其中 R2 代表氢原子、任选取代的一价烃基团、卤素原子、
氨基或羰基;以及
实线和虚线分别代表的两个链节中,一个是单键,另一个是双键。