Provided is a hard coating film for foldable displays that does not form creases or cracks in the folding portion, and that is also excellent in reducing iridescent colors (interference mottling) caused by fine cracks in an easy-to-adhere resin layer or other layers. The hard coating film for foldable displays contains a polyester film having a thickness of 10 to 80 μm, an easy-to-adhere resin layer, and a hard coating layer, the easy-to-adhere resin layer and the hard coating layer being stacked in this order on at least one surface of the polyester film, wherein the easy-to-adhere resin layer is a cured product of a composition containing at least one compound selected from the group consisting of titanium compounds and zirconium compounds and a polyester resin, and the polyester film having the easy-to-adhere resin layer stacked thereon but not yet having the hard coating layer stacked thereon satisfies characteristics within specific ranges.

The present invention relates to a composition for 3D printing and a preparation method therefor. The present invention can provide a composition for 3D printing, which is eco-friendly and has improved biocompatibility, and thus can be used for various applications including microfluidic materials, tooth and blood vessel mimicking materials, wearable device materials, robotic materials, and various other products.

The present invention relates to a composition for 3D printing and a preparation method therefor. The present invention can provide a composition for 3D printing, which is eco-friendly and has improved biocompatibility, and thus can be used for various applications including microfluidic materials, tooth and blood vessel mimicking materials, wearable device materials, robotic materials, and various other products.

The present invention provides a curable compound including a pigment, a compound A, a photopolymerization initiator, a curable compound other than the compound A, and a resin, in which a content of the compound A in a total solid content of the curable composition is 1 to 15 mass %. The compound A is a compound having each of a coloring agent partial structure, an acid group or a basic group, and a curable group. The present invention further provides a method for producing the curable composition, a film formed of the curable composition, a color filter, a method for manufacturing a color filter, a solid-state imaging element, and an image display device.

The present invention provides a curable compound including a pigment, a compound A, a photopolymerization initiator, a curable compound other than the compound A, and a resin, in which a content of the compound A in a total solid content of the curable composition is 1 to 15 mass %. The compound A is a compound having each of a coloring agent partial structure, an acid group or a basic group, and a curable group. The present invention further provides a method for producing the curable composition, a film formed of the curable composition, a color filter, a method for manufacturing a color filter, a solid-state imaging element, and an image display device.

Provided are a composition for forming an imprint pattern, containing a polymerizable compound, a polymerization initiator, and a dye, in which the dye is a compound which has no metal element in a chemical structure; a cured substance consisting of the composition for forming an imprint pattern; an imprint pattern producing method using the composition for forming an imprint pattern; and a method for manufacturing a device, including the imprint pattern producing method.

Provided are a composition for forming an imprint pattern, containing a polymerizable compound, a polymerization initiator, and a dye, in which the dye is a compound which has no metal element in a chemical structure; a cured substance consisting of the composition for forming an imprint pattern; an imprint pattern producing method using the composition for forming an imprint pattern; and a method for manufacturing a device, including the imprint pattern producing method.

Provided is a composition with which a film that allows transmission of infrared light in a state where noise generated from visible light is small can be formed. In addition, provided are a film, a laminate, an infrared transmitting filter, a solid image pickup element, and an infrared sensor. This composition includes: a coloring material that allows transmission of infrared light and shields visible light; an infrared absorber; and a curable compound, in which the infrared absorber includes a material that shields light in a wavelength range of longer than 1000 nm and 1200 nm or shorter. In the composition, a ratio A/B of a minimum value A of an absorbance of the composition in a wavelength range of 400 to 1100 nm to a maximum value B of an absorbance of the composition in a wavelength range of 1400 to 1500 nm is 4.5 or higher.

Provided is a composition with which a film that allows transmission of infrared light in a state where noise generated from visible light is small can be formed. In addition, provided are a film, a laminate, an infrared transmitting filter, a solid image pickup element, and an infrared sensor. This composition includes: a coloring material that allows transmission of infrared light and shields visible light; an infrared absorber; and a curable compound, in which the infrared absorber includes a material that shields light in a wavelength range of longer than 1000 nm and 1200 nm or shorter. In the composition, a ratio A/B of a minimum value A of an absorbance of the composition in a wavelength range of 400 to 1100 nm to a maximum value B of an absorbance of the composition in a wavelength range of 1400 to 1500 nm is 4.5 or higher.

A resin composition is provided and contains a maleimide compound, a polyphenylene ether compound having an unsaturated double bond in the molecule, a phosphorus-containing compound having a group represented by the following Formula (1) and a group containing a phosphorus atom in the molecule, and a curing agent.

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In Formula (1), R.sub.1 represents a hydrogen atom or an alkyl group.