| abstract |
(57) Abstract: It has good chemical and thermal stability, good solubility in common solvents, and good stability to electric field and electromagnetic radiation, and has a low melting point and clearness. To provide a photocrosslinkable liquid crystal having dots. SOLUTION: General formula (I): (Wherein R 1 and R 2 are photo-crosslinkable groups such as ethylene, acrylate and methacrylate; S 1 and S 2 It is, - (CY 2) m - , - O (CY 2) m -, etc.; Y is Hydrogen, fluorine, etc .; a is 0 or 1; b is 1 or 2 (However, a + b = 2); m is an integer of 1 to 16; A 1 And A 2 are 1,4-phenylene, pyridine-2,5- Diyl and the like; Z 1 and Z 2 are a single bond, —CH 2 CH 2 -, Etc.) and at least 2 containing it A crosslinkable mixture of two components. |