摘要:
To provide a mold for nanoimprinting capable of accurately transcribing a fine concavo-convex structure, available at a low cost and having high durability, its production process, and processes for producing a molded resin having a fine concavo5 convex structure on its surface having the fine concavo-convex structure of the mold accurately transcribed, and a wire-grid polarizer, with high productivity. A mold 10 for nanoimprinting having on its mold surface a fine concavo-convex structure comprising a plurality of grooves 14 formed in parallel with one another at a constant pitch, which comprises a mold base 12 made of a resin having on its surface a 10 fine concavo-convex structure to be the base of the fine concavo-convex structure, a metal oxide layer 16 covering the surface having the fine concavo-convex structure of the mold base 12, and a release layer 18 covering the surface of the metal oxide layer 16, is used.
摘要:
To provide a laminated glass for a vehicle window which can prevent the temperature increase in a vehicle.An infrared reflection glass plate which is a glass plate with an infrared reflection film, wherein the infrared reflection film has a stacked coating film (X) having a coating film (1) made of a high refractive index inorganic material having a refractive index of at least 1.90 and a coating film (2) made of a low refractive index inorganic material having a refractive index of at most 1.56 alternately stacked in this order from the glass plate side; the total number of the coating film (1) and the coating film (2) is at least 3; and the geometrical thickness of the coating film (1) is from 70 to 150 nm and the geometrical thickness of the coating film (2) is from 100 to 200 nm.
摘要:
Provided is a process for easily producing a wire grid polarizer showing a high polarization separation ability in the visible light region and having an improved transmittance in a short wavelength region.
摘要:
To provide a mold for nanoimprinting capable of accurately transcribing a fine concavo-convex structure, available at a low cost and having high durability, its production process, and processes for producing a molded resin having a fine concavo5 convex structure on its surface having the fine concavo-convex structure of the mold accurately transcribed, and a wire-grid polarizer, with high productivity. A mold 10 for nanoimprinting having on its mold surface a fine concavo-convex structure comprising a plurality of grooves 14 formed in parallel with one another at a constant pitch, which comprises a mold base 12 made of a resin having on its surface a 10 fine concavo-convex structure to be the base of the fine concavo-convex structure, a metal oxide layer 16 covering the surface having the fine concavo-convex structure of the mold base 12, and a release layer 18 covering the surface of the metal oxide layer 16, is used.
摘要:
Provided is a wire grid polarizer showing a high degree of polarization, a high p-polarized light transmittance and a high s-polarized light reflectivity for light incident from a front surface and showing a low s-polarized light reflectivity for light incident from its rear surface, in the visible light region, and a process for producing such a polarizer.A wire grid polarizer comprising a light-transmitting substrate having a surface on which a plurality of ridges are formed so as to be parallel with one another at a predetermined pitch (Pp), and fine metallic wires made of a metal or a metal compound, each covering three faces of each ridge of the light-transmitting substrate, that are a top face of the ridge and two side faces that are a first side face and a second side face, extending in the longitudinal direction of the ridge; wherein the wire grid polarizer satisfies the following conditions (a) to (c): (a) the thickness Dm1 of each fine metallic wire covering the first side face of each ridge and the thickness Dm2 of the fine metallic wire covering the second side face of the ridge, satisfy the following formula (1-1) and the following formula (1-2), respectively: 0 nm
摘要:
Provided is a process for easily producing a wire grid polarizer showing a high polarization separation ability in the visible light region and having an improved transmittance in a short wavelength region.On a light-transmitting substrate 14 having a surface on which a plurality of ridges 12 are formed, an underlayer 22, first fine metallic wires 24 and second fine metallic wires 30 are formed by a vapor deposition method satisfying the conditions (A) to (F). (A) The underlayer material was vapor-deposited on a top face 16 and a first side face 18 of each ridge 12 from a direction of an angle θL. (B) The underlayer material is vapor-deposited on the top face of a first underlayer 22a and a second side face 20 from a direction of an angle of θR on the opposite side to that of the condition (A). (C) θL and θR are from 60° to 90°. (D) The height Hma1 of the underlayer 22 is from 1 to 20 nm. (E) A metal or a metal compound is vapor-deposited on the top face of the underlayer 22 and a bottom face 28 of each groove 26. (F) The height Hma2 of each first fine metallic wire 24 and the height Hp of each ridge satisfy a relation 40 nm≦Hma2≦0.9×Hp.
摘要:
To provide a laminated glass for a vehicle window which can prevent the temperature increase in a vehicle.An infrared reflection glass plate which is a glass plate with an infrared reflection film, wherein the infrared reflection film has a stacked coating film (X) having a coating film (1) made of a high refractive index inorganic material having a refractive index of at least 1.90 and a coating film (2) made of a low refractive index inorganic material having a refractive index of at most 1.56 alternately stacked in this order from the glass plate side; the total number of the coating film (1) and the coating film (2) is at least 3; and the geometrical thickness of the coating film (1) is from 70 to 150 nm and the geometrical thickness of the coating film (2) is from 100 to 200 nm.
摘要:
To provide a laminated glass for a vehicle window which can prevent the temperature increase in a vehicle.A laminated glass for a vehicle window which comprises a glass plate 12 to be disposed on the car exterior side when the laminated glass 1 is assembled in a vehicle, and an infrared reflection film 21 provided on the side of an infrared shielding interlayer 30 having infrared shielding fine particles dispersed therein, of the glass plate 12, wherein the reflectance to light at all wavelengths of from 900 to 1,100 nm is from 30 to 50%, the absorptivity to light at all wavelengths of from 1,100 to 1,300 nm is from 35 to 60%, and the transmittance to light at all wavelengths of from 900 to 1,500 nm is at most 30%.
摘要:
A glass substrate with antireflection film is provided, which has sufficient antireflection performance for obliquely incident light, high visible light transmittance, sufficient abrasion resistance and good transmittance for electromagnetic waves, which is sufficiently durable against heat treatment in the production process, to which treatment after film-forming is applicable, and which has smaller number of films and thus is producible at low cost.A glass sheet with antireflection film, comprising a glass sheet and an antireflection film composed of at least two layers and provided on a surface of the glass sheet, wherein the antireflection film comprises a film (a) made of a high refractive index material having a refractive index of from 1.8 to 2.6 and an extinction coefficient of from 0.01 to 0.65 in a wavelength region of from 380 to 780 nm, and a film (b) made of a low refractive index material having a refractive index of at most 1.56 in a wavelength region of from 380 to 780 nm, and wherein the film (b) is positioned at an outermost surface of the antireflection film and the antireflection film has a sheet resistance of at least 1 kΩ/□.
摘要:
A wire-grid polarizer having a high polarization separation ability in the visible light region and an improved transmittance in a short wavelength region, and a process for easily producing such a wire-grid polarizer, are provided.A wire-grid polarizer 10 comprising a light-transmitting substrate 14 having a surface on which a plurality of ridges 12 are formed in parallel with one another at a predetermined pitch; an underlayer 22 made of a metal oxide and present at least on a top portion of each ridge 12; and a metal wire made of a metal layer 24 and present on a surface of the underlayer 22 to cover at least a top portion of each ridge 12.