申请人:——
公开号:US20030013843A1
公开(公告)日:2003-01-16
The invention provides conjugated polymers that have good solubility and semiconductivity, and that display high photoluminescent and electroluminescent efficiency. Representative polymers containing monomer units having the general structure of formula (I)
1
wherein: Ar
1
and Ar
2
are independently selected from the group consisting of monocyclic, bicyclic and polycyclic arylene, heteroarylene, substituted arylene and substituted heteroarylene groups; L is alkylene, alkenylene, substituted alkylene, substituted alkenylene, heteroalkylene, heteroalkenylene, substituted heteroalkylene, substituted heteroalkenylene, arylene, heteroarylene, substituted arylene, substituted heteroarylene, or a combination thereof; Q is a heteroatom; m is zero or 1; p is zero or 1, and q is zero or 1, with the proviso that when p is zero, then q is zero; x is zero or 1; Q
1
and Q
2
are independently selected from the group consisting of H, aryl, heteroaryl, substituted aryl, substituted heteroaryl, alkyl, substituted alkyl, heteroalkyl, and substituted heteroalkyl, and Q
3
is selected from the group consisting of alkyl, substituted alkyl, heteroalkyl, and substituted heteroalkyl, with the proviso that when m is 1, Q
1
and Q
2
are other than H; and A
−
is a negatively charged counterion. Electroluminescent and other devices containing a polymer of the invention are also provided.
本发明提供了具有良好可溶性和半导体特性的共轭聚合物,并表现出高光致发光和电致发光效率。代表性聚合物包含具有通式(I)1的单体单元,其中:Ar1和Ar2分别选自单环、双环和多环芳基、杂芳基、取代芳基和取代杂芳基基团组成的群体;L是烷基、烯基、取代烷基、取代烯基、杂烷基、杂烯基、取代杂烷基、取代杂烯基、芳基、杂芳基、取代芳基、取代杂芳基或其组合;Q是杂原子;m为零或1;p为零或1,q为零或1,但当p为零时,则q为零;x为零或1;Q1和Q2分别选自H、芳基、杂芳基、取代芳基、取代杂芳基、烷基、取代烷基、杂烷基和取代杂烷基,Q3选自烷基、取代烷基、杂烷基和取代杂烷基,但当m为1时,Q1和Q2除H外的其他选项;A-为带负电的反离子。本发明还提供了包含该聚合物的电致发光和其他器件。