BENZOCHRYSENE DERIVATIVE AND AN ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME
申请人:Kawamura Masahiro
公开号:US20100295029A1
公开(公告)日:2010-11-25
A fused aromatic ring derivative shown by the following formula (1):
wherein R
a
and R
b
are independently a hydrogen atom or a substituent; p is an integer of 1 to 13; q is an integer of 1 to 8; when p is two or more, plural R
a
s may be the same or different, and adjacent R
a
s may form a saturated or unsaturated ring; when q is two or more, plural R
b
s may be the same or different, and adjacent R
b
s may form a saturated or unsaturated ring; L
1
is a single bond or a substituted or unsubstituted divalent linking group; and Ar
1
is a substituted or unsubstituted aryl group having 6 to 50 ring carbon atoms or a substituted or unsubstituted heteroaryl group having 5 to 50 ring carbon atoms.