Functional material and preparation method thereof, resin composition, film, and display device

摘要

A functional material and a preparation method thereof, a curable resin composition, a film and a display device are provided. The functional material comprises inorganic powder provided with modifying layer on the surface, the inorganic powder comprising any one or more selected from the group consisting of aluminum oxide, magnesium oxide, zinc oxide, zirconium oxide, silicon dioxide, titanium dioxide, boron oxide, iron sesquioxide, calcium oxide, potassium oxide, sodium oxide, lithium oxide; and the modifying layer being formed by the reaction of a dianhydride and a diamine. The curable resin composition of the present invention contains the above functional material. The film and display device comprise a transparent film layer formed by the curing of the above-mentioned curable resin composition.

主权项

1. A functional material, which comprises an inorganic powder provided with a modifying layer on a surface thereof, wherein the inorganic powder comprises:
any one or more selected from a group consisting of aluminum oxide, magnesium oxide, zinc oxide, zirconium oxide, silicon dioxide, titanium dioxide, boron oxide, iron sesquioxide, calcium oxide, potassium oxide, sodium oxide, and lithium oxide; the modifying layer is formed by the reaction of a dianhydride and a diamine; wherein: the dianhydride used to form the modifying layer contains at least one phenyl group; and the diamine used to form the modifying layer contains at least one phenyl group or one six-membered carbon ring other than a phenyl group; the dianhydride used to form the modifying layer is any one selected from a group consisting of pyromellitic dianhydride, benzophenone dianhydride, diphenyl dianhydride, diphenyl ether dianhydride and 4,4′-(hexafluoroisopropylidene)diphthalic anhydride; and the diamine used to form the modifying layer is any one selected from a group consisting of 3-aminobenzylamine, 2,2′-difluoro-4,4′-(9-fluorenylidene)diphenylamine, 2,2-bis(3-amino-4-hydroxyphenyl)hexafluoropropane, hexahydro-m-xylylene diamine, 1,4-di(aminomethyl)cyclohexane, 2,2-bis[4-(4-aminophenoxy)phenyl]hexafluoropropane, 2,2-bis(3-amino-4-tolyl)hexafluoropropane, 2,2-bis(3-aminophenyl)hexafluoropropane, 2,2-bis(4-aminophenyl)hexafluoropropane, 2,7-diaminofluorene, m-xylylene diamine and 4,4′-methlene-bis(2-ethyl-6-methylaniline).