公开(公告)号：US20210036226A1

公开(公告)日：2021-02-04

申请号：US17065762

申请日：2020-10-08

Applicant: Semiconductor Energy Laboratory Co., Ltd.

Inventor： Harue Osaka ,  Takahiro USHIKUBO ,  Nobuharu OSHAWA ,  Satoshi SEO ,  Tsunenori SUZUKI

IPC: H01L51/00 ,  H05B33/14 ,  C07C211/54 ,  C09K11/06 ,  C09K11/02

Abstract: A triarylamine derivative represented by a general formula (G1) given below is provided. Note that in the formula, Ar represents either a substituted or unsubstituted phenyl group or a substituted or unsubstituted biphenyl group; α represents a substituted or unsubstituted naphthyl group; β represents either hydrogen or a substituted or unsubstituted naphthyl group; n and m each independently represent 1 or 2; and R1 to R8 each independently represent any of hydrogen, an alkyl group having 1 to 6 carbon atoms, or a phenyl group.