Abstract: A window coating jig includes: a base part and a stage which includes a support part, a first sidewall part surrounding the support part and defining an outer wall, and a second sidewall part disposed between the support part and the first sidewall part, and protrudes from the base part, wherein a blow groove is defined between the first sidewall part and the second sidewall part, a suction groove is defined between the second sidewall part and the support part, the base part has a blow hole and a suction hole passing through the base part, the blow hole and the suction hole being defined therein, the blow hole overlaps the blow groove, the suction hole overlaps the suction groove, and the first sidewall part has a vent opening passing therethrough in a direction crossing the direction in which the blow hole extends, the vent opening being defined therein.

Abstract: A stage includes a bottom portion, a plurality of support portions extending in a first direction and spaced apart from each other in a second direction crossing the first direction, a plurality of blocks coupled with the support portions, respectively, and a plurality of porous films covering upper surfaces of the blocks, respectively.

Abstract: A jig for a cover window may include a lower jig and an upper jig on the lower jig. The lower jig may include a mounting portion, on which a cover window is configured to be disposed, and an exhausting portion adjacent to the mounting portion. The upper jig may include a cover unit, in which an opening exposing the mounting portion is defined, and a sidewall portion, coupled to the cover unit and enclosing the lower jig. The cover unit may be spaced apart from and overlapped with the exhausting portion.

Abstract: A hard coating composition includes a silica-silsesquioxane-based resin, a photoinitiator, and a diluting monomer. The diluting monomer includes at least one of a 2-hydroxyethyl acrylate monomer, a tetrahydrofurfuryl acrylic acid monomer, an isobornyl acrylate monomer, a cyclic trimethylolpropane formal acrylate monomer, and an acryloylmorpholine monomer.

Abstract: A window for a display device that includes: a base substrate; a first coating layer disposed on a first surface of the base substrate; and a second coating layer disposed on a second surface that overlaps the first surface of the base substrate, wherein the base substrate further includes a vertical surface perpendicular to the first surface and the second surface, and the first coating layer overlaps the vertical surface. The impact resistance of the window is improved through the first coating layer covering the rear surface and the vertical surface of the base substrate.

Abstract: A plastic substrate includes: a plastic support member having light transmittance; and a first organic-inorganic hybrid layer on the plastic support member. The first organic-inorganic hybrid layer includes: a first organic-inorganic hybrid matrix; and ions implanted into the first organic-inorganic hybrid matrix at a side opposite to a side adjacent the plastic support member. An amount of the ions per unit area is in a range from about 2×1013/cm2 to about 2×1014/cm2.

Abstract: A window for a display device that includes: a base substrate; a first coating layer disposed on a first surface of the base substrate; and a second coating layer disposed on a second surface that overlaps the first surface of the base substrate, wherein the base substrate further includes a vertical surface perpendicular to the first surface and the second surface, and the first coating layer overlaps the vertical surface. The impact resistance of the window is improved through the first coating layer covering the rear surface and the vertical surface of the base substrate.

Abstract: A plastic substrate includes: a transparent plastic support member; a first inorganic layer on a surface of the plastic support member; and a first organic-inorganic hybrid layer on the first inorganic layer. A display device includes a display panel and a window on the display panel, the window including the plastic substrate.

Abstract: A display device includes a display module, and a window which is disposed on the display module and in which a first non-folding region, a folding region, and a second non-folding region are sequentially defined in a first direction, wherein the window includes a base layer, a first hard coating layer disposed on an upper surface of the base layer, and a second hard coating layer disposed on a lower surface of the base layer, and the second hard coating layer includes a first portion overlapping the first non-folding region and the second non-folding region of the window, and a second portion overlapping the folding region of the window and having a hardness lower than a hardness of the first portion. Therefore, it is possible to provide a display device having desired surface hardness, impact resistance, and bending properties.

Abstract: A plastic substrate includes: a transparent plastic support member; a first inorganic layer on a surface of the plastic support member; and a first organic-inorganic hybrid layer on the first inorganic layer. A display device includes a display panel and a window on the display panel, the window including the plastic substrate.

Abstract: A method of processing a window member according to an embodiment includes applying a protective coating agent including at least one of a siloxane derivative and an inorganic sol compound onto a glass substrate, performing a heat treatment on the applied protective coating agent to form a protective layer on the glass substrate, thermoforming the glass substrate, and removing the protective layer, so as to process the window member without degradation of optical characteristics and without surface damages of the glass substrate.

Abstract: A hard coating composition according to an embodiment includes a polymer derived from a mixture including a silsesquioxane, a siloxane compound, and inorganic particles which are surface treated with silane. A hard coating layer having high surface hardness and impact resistance, and at the same time, excellent bending properties may be provided.

Abstract: A jig for a cover window may include a lower jig and an upper jig on the lower jig. The lower jig may include a mounting portion, on which a cover window is configured to be disposed, and an exhausting portion adjacent to the mounting portion. The upper jig may include a cover unit, in which an opening exposing the mounting portion is defined, and a sidewall portion, coupled to the cover unit and enclosing the lower jig. The cover unit may be spaced apart from and overlapped with the exhausting portion.

Abstract: A window for a display device that includes: a base substrate; a first coating layer disposed on a first surface of the base substrate; and a second coating layer disposed on a second surface that overlaps the first surface of the base substrate, wherein the base substrate further includes a vertical surface perpendicular to the first surface and the second surface, and the first coating layer overlaps the vertical surface. The impact resistance of the window is improved through the first coating layer covering the rear surface and the vertical surface of the base substrate.

Abstract: A plastic substrate includes: a transparent plastic support member; a first inorganic layer on a surface of the plastic support member; and a first organic-inorganic hybrid layer on the first inorganic layer. A display device includes a display panel and a window on the display panel, the window including the plastic substrate.

Abstract: A plastic substrate includes: a transparent plastic support member; a first inorganic layer on a surface of the plastic support member; and a first organic-inorganic hybrid layer on the first inorganic layer. A display device includes a display panel and a window on the display panel, the window including the plastic substrate.

Abstract: A method of processing a window member according to an embodiment includes applying a protective coating agent including at least one of a siloxane derivative and an inorganic sol compound onto a glass substrate, performing a heat treatment on the applied protective coating agent to form a protective layer on the glass substrate, thermoforming the glass substrate, and removing the protective layer, so as to process the window member without degradation of optical characteristics and without surface damages of the glass substrate.

Abstract: A hard coating composition according to an embodiment includes a polymer derived from a mixture including a silsesquioxane, a siloxane compound, and inorganic particles which are surface treated with silane. A hard coating layer having high surface hardness and impact resistance, and at the same time, excellent bending properties may be provided.

Abstract: A plastic substrate includes: a plastic support member having light transmittance; and a first organic-inorganic hybrid layer on the plastic support member. The first organic-inorganic hybrid layer includes: a first organic-inorganic hybrid matrix; and ions implanted into the first organic-inorganic hybrid matrix at a side opposite to a side adjacent the plastic support member. An amount of the ions per unit area is in a range from about 2×1013/cm2 to about 2×1014/cm2.

Abstract: A cover window includes a plastic substrate, a first hard coating layer on a first surface of the plastic substrate, the first hard coating layer including a first organic-inorganic composite layer on the first surface, and a first organic layer between the first surface and the first organic-inorganic composite layer, a second hard coating layer on a second surface of the plastic substrate opposite to the first surface, the second hard coating layer including a second organic-inorganic composite layer on the second surface, and a second organic layer between the second surface and the second organic-inorganic composite layer, and a functional layer on the first hard coating layer.