Patent ID: 9324949
Filing Date: 2016-04-26
CPC Classification: C09K,H01L

Claim Text:
1. A compound having the formula: wherein each of Y wherein at least two of Y wherein at least one of Y X is O, S, or Se; each R is independently selected from the group consisting of hydrogen, deuterium, halide, alkyl, cycloalkyl, heteroalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carbonyl, carboxylic acids, ester, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof; wherein at least one of the R is selected from the group consisting of wherein S