| abstract |
The present invention relates to a compound of formula I, R 11 -A 11 -(Z 11 -A 12 ) p -X 11 -Sp 11 -X 12 -(A 13 -Z 13 ) q -A 14 -R 12 I Wherein R 11 , R 12 , A 11 to A 14 , Z 11 , Z 13 , X 11 , X 12 , Sp 11 , p and q have one of the meanings as given herein below. The invention further relates to methods of producing compounds of formula I, uses of such compounds in LC media, and LC media comprising one or more compounds of formula I. Further, the invention relates to methods of producing such LC media, to the use of such media in optoelectronic devices, in particular in bent-light photovoltaic devices, and to the electro-optical device itself. |