The present invention provides a resin composition suitable for producing a diffractive optical element, the resin composition including an indium tin oxide particle and a near-ultraviolet light-absorbing organic compound having a maximum value of an absorbance at 340 nm to 400 nm in an absorption spectrum in a wavelength region of 300 nm to 780 nm and exhibiting substantially no light absorption at a wavelength of 410 to 800 nm.

The present invention provides a resin composition suitable for producing a diffractive optical element, the resin composition including an indium tin oxide particle and a near-ultraviolet light-absorbing organic compound having a maximum value of an absorbance at 340 nm to 400 nm in an absorption spectrum in a wavelength region of 300 nm to 780 nm and exhibiting substantially no light absorption at a wavelength of 410 to 800 nm.

The present application describes process for preparing an ortho-allylated hydroxy aryl compounds such as compounds of Formula (I) by reacting an allylic alcohol with a hydroxy aryl compound in the presence of aluminum compound selected from alumina and aluminum alkoxides and in a non-protic solvent wherein at least one carbon atom ortho to the hydroxy group in the hydroxy aryl compound is unsubstituted. The present application also includes compounds of Formula (I).

##STR00001##

Provided are a composition which includes a compound having a benzodithiol structure and a compound having an —O—Si—O— structure and is capable of forming a film that has long-wavelength ultraviolet range shielding properties, high pencil hardness and good light fastness; a film; a glass article; a compound; a high purity composition; a method for producing a compound; and a method for producing a film.

Provided are a composition which includes a compound having a benzodithiol structure and a compound having an —O—Si—O— structure and is capable of forming a film that has long-wavelength ultraviolet range shielding properties, high pencil hardness and good light fastness; a film; a glass article; a compound; a high purity composition; a method for producing a compound; and a method for producing a film.

The present disclosure relates to methods and intermediates useful for preparing a compound of formula I. ##STR00001##
or a co-crystal, solvate, salt or combination thereof.

The present disclosure relates to methods and intermediates useful for preparing a compound of formula I. ##STR00001##
or a co-crystal, solvate, salt or combination thereof.

An object of the present invention is to provide a polymerizable liquid crystal compound having excellent solubility, which is used for the formation of an optically anisotropic film having excellent durability, a method for producing the same, a polymerizable liquid crystal composition, an optically anisotropic film, an optical film, a polarizing plate, and an image display device. The polymerizable liquid crystal compound of the embodiment of the present invention is a polymerizable liquid crystal compound represented by Formula (1), L.sup.1-SP.sup.1-A.sup.1-D.sup.3-G.sup.1-D.sup.1-Ar-D.sup.2-G.sup.2-D.sup.4-A.sup.2-SP.sup.2-L.sup.2 . . . (1) in Formula (1), the ClogP value of the group represented by L.sup.1-SP.sup.1-A.sup.1-D.sup.3-G.sup.1-D.sup.1 and the ClogP value of the group represented by L.sup.2-SP.sup.2-A.sup.2-D.sup.4-G.sup.2-D.sup.2 are different from each other, and at least one of the ClogP values is 3.3 or more.

The present disclosure relates to methods and intermediates useful for preparing a compound of formula I.

##STR00001##

or a co-crystal, solvate, salt or combination thereof.

The present disclosure relates to methods and intermediates useful for preparing a compound of formula I.

##STR00001##

or a co-crystal, solvate, salt or combination thereof.