A copolymer for use in an electroluminescent device comprising a first repeat unit, a second repeat unit comprising a group having a general formula (I) and optionally, a third repeat unit comprising a group having a general formula (II) which may be substituted or unsubstituted where T is a trifluoromethyl substituted benzene; Ar, Ar' and Ar'' each independently comprise a substituted or unsubstituted aryl or heteroaryl group and m is 1 or 2.
申请公布号
WO0166618(A1)
申请公布日期
2001.09.13
申请号
WO2001GB01037
申请日期
2001.03.09
申请人
CAMBRIDGE DISPLAY TECHNOLOGY LIMITED;TOWNS, CARL, ROBERT;O'DELL, RICHARD