Abstract:
PROBLEM TO BE SOLVED: To provide a polymerizable liquid crystal compound having a wide liquid crystal phase range, excellent compatibility with another polymerizable liquid crystal compound and high solubility in an organic solvent, and polymerizable by heat and light even in air.SOLUTION: The polymerizable liquid crystal compound is represented by formula (1), wherein Aand Aare each a cyclic-structure group; Zis a bonding group; m is an integer of 0-5; Pis a polymerizable group represented by formula (2-1); Qis 1-20C alkylene; Pis a polymerizable group represented by any one of formula (2-1) to formula (2-4), hydrogen, fluorine, or the like; and Qis a group defined in Qwhen Pis a polymerizable group and Qis a single bond when Pis not a polymerizable group.
Abstract:
PROBLEM TO BE SOLVED: To provide a new epoxy resin excellent in heat resistance or the like. SOLUTION: Disclosed are a new epoxy resin of general formula (1), its production method, a composition and its cured product. In the formula, E1 and E3 are each a moiety such as represented by general formula (3); E2 is a moiety such as represented by general formula (9); A1 and A2 each denotes an acid anhydride residue being a hydrocarbon which may contain an atom of P, N or O; n is a natural number; R denotes a hydrocarbon which may contain an atom of P, N or O. COPYRIGHT: (C)2010,JPO&INPIT