| abstract |
THE PRESENT INVENTION CONCERNS A LIQUID NEMATIC CRYSTALLINE COMPOSITION WHICH INCLUDES AT LEAST ONE NEMATIC LIQUID CRYSTALLINE SUBSTANCE AND, IN THE STATE DISSOLVED THEREIN, AT LEAST ONE ANTHRAQUINONIC COLOR OF FORMULA: (CF DRAWING IN BOPI) IN WHICH R REPRESENTS OF HYDROGEN, A STRAIGHT CHAIN OR BRANCHED CHAIN ALKYL GROUP WITH 1 TO 15ATOMS OF CARBON, OR A CYCLOHEXYL GROUP. THIS COMPOSITION CAN BE USED AS A LIQUID FOR FILLING SPACE 1 BETWEEN THE TWO GLASS SLIDES 2 AND 3, ON WHICH THE ELECTRODES 5 AND 6, OF AN ELECTRO-OPTICAL DISPLAY DEVICE ARE MOUNTED. |