[EN] DIBENZOFURAN AND DIBENZOTHIOPHENE DERIVATIVES<br/>[FR] DÉRIVÉS DE DIBENZOFURANE ET DE DIBENZOTHIOPHÈNE
申请人:MERCK PATENT GMBH
公开号:WO2019052973A1
公开(公告)日:2019-03-21
The present invention relates to dibenzofuran and dibenzothiophene derivatives of the general formula (I) in which the occurring groups and parameters have the meanings indicated in claim 1, to the use thereof in liquid-crystalline or mesogenic media, to liquid-crystal- line or mesogenic media comprising these derivatives, and to electro-optical display elements containing these liquid-crystalline or mesogenic media.