Dow Global Technologies LLC ;Rohm and Haas Electronic Materials Korea Ltd.
发明人:
Ondari Mark E.,Welsh Dean M.,Froese Robert DJ,Na Hong-Yeop
申请号：
US201615567629
公开号：
US2018111940(A1)
申请日:
2016.06.22
申请国别(地区):
美国
年份:
2018
代理人:
摘要：
The invention provides a composition comprising at least one compound of Formula 1 through Formula 8, each as described herein. These compounds, containing an imidazopyrazine moiety, are useful in organic electroluminescence devices.
