Toppan Printing Co., Ltd.

Kae Takahashi

Tomo Yoshinari

Yusuke Tochigi

Hisamitsu Kameshima

Takahiro Morinaga

Yasuhiro Miyauchi

Toru Ookubo

Tomoya Oohira

Jun Arao

The invention provides an antiglare film that has a low haze value, can maintain antireflection ability, and has inhibited reflection of external light, and also provides a manufacturing method thereof, and a transmission type liquid crystal display. The antiglare film includes a transparent substrate and an antiglare layer, wherein the antiglare layer is formed on the transparent substrate, has a concave-convex structure on the opposite surface of the antiglare layer from the transparent substrate, and includes a binder matrix and particles, the integrated reflectance of the antiglare layer at a wavelength of 550 nm is less than or equal to 4%, and a haze value of the antiglare layer is in the range of 3-15%.

Antiglare film, manufacturing method thereof and transmission type LCD

This invention provides an antiglare film of a type with a low content of particles that makes it possible to increase contrast, the antiglare film demonstrating appropriate antiglare property, small white blurring, and a low level of glittering, and also a method for manufacturing the film and a transmission type liquid crystal display. In the antiglare film, a content ratio of the particles in the binder matrix is within a range of 0.5-5 wt. %, a refractive index difference |n&#x2212;n| is equal to or greater than 0.010, R/R is in the range of 0.7-0.9, R/R is in the range of 1.10-1.30, and R/H is in the range of 0.70-1.50.

Antiglare film, manufacturing method thereof and transmission type liquid crystal display

An antiglare film includes an antiglare layer having particles and a binder matrix on a transparent base material. An antiglare film surface on the antiglare layer side has a concave-convex structure with a ten-point average roughness (Rz) equal to or larger than 0.08 &#x3bc;m and equal to or smaller than 0.10 &#x3bc;m at a cutoff wavelength (&#x3bb;) of 0.008 mm, the antiglare film surface on the antiglare layer side has a concave-convex structure with a ten-point average roughness (Rz) equal to or larger than 1.90 &#x3bc;m and equal to or smaller than 2.50 &#x3bc;m at a cutoff wavelength (&#x3bb;) of 0.8 mm, and the antiglare film surface on the antiglare layer side has a concave-convex structure with an average spacing (S) between local peaks equal to or larger than 0.033 mm and equal to or smaller than 0.050 mm at a cutoff wavelength (&#x3bb;) of 0.8 mm.

Antiglare film

An antiglare film satisfies both (1) high antiglare property in the front direction and (2) absence of white blurring. One embodiment of the invention is an antiglare film provided with an antiglare layer on a transparent substrate, wherein the antiglare layer has a rugged structure on the surface opposite to the transparent substrate; the 5&#xb0; reflectance of the antiglare film surface on the antiglare layer side is in a range of from 0.30% to 0.70%; the antiglare film surface on the antiglare layer side is provided with a rugged structure having arithmetic average roughness (Ra) in the range of from 0.020 &#x3bc;m to 0.040 &#x3bc;m when a cutoff wavelength (&#x3bb;) is 0.008 mm; and the antiglare film surface on the antiglare layer side is provided with a rugged structure having arithmetic average roughness (Ra) in the range of from 0.35 &#x3bc;m to 0.45 &#x3bc;m when a cutoff wavelength (&#x3bb;) is 0.8 mm.

Antiglare film and transmissive liquid crystal display

The purpose is to provide an antiglare light diffusing member that can satisfy both of external light reflection preventiveness and good contrast when being used for a display. The antiglare light diffusing member is made to be an antiglare light diffusing member having an antiglare light diffusing layer including a binder matrix and particles on a transparent base material, wherein the two types of arithmetical mean roughness (Ra, Ra) of the antiglare light diffusing layer defined by JIS-B0601-1994 are in the following range: Rais in the range of 0.008-0.020 &#x3bc;m when cutoff wavelength &#x3bb;c is 0.008 mm; and Rais less than 0.200 &#x3bc;m when cutoff wavelength &#x3bb;c is 0.8 mm.

Antiglare light diffusing member and display having antiglare light diffusing member

One embodiment of the present invention is disclosed. A method of manufacturing an antiglare film comprising: forming a film by applying a coating liquid to a transparent substrate; and forming an antiglare layer by curing the film by irradiating the film with ionizing radiation, wherein the coating liquid includes a binder matrix forming material including an ionizing radiation-curable material, particle A and particle B, wherein difference in refractive index between either or both of particle A and particle B, and a cured binder matrix is equal to or more than 0.03, and wherein difference between average refractive index of particle A and particle B calculated based on respective weight of particle A and particle B and refractive index of a binder matrix is equal to or less than 0.03.

Antiglare film and method of manufacturing the same

An antiglare film is disclosed including a transparent substrate; and an antiglare layer including a binder matrix and a particle, wherein reflectivity of 5&#xb0; angle of a surface of the antiglare film which surface is in the antiglare layer side among both sides of the antiglare film is 2.4-4.4%, wherein image clarity (C+C+C) measured by reflection method on an antiglare layer side is 20-70%, and wherein difference in refractive index between the binder matrix and the particle is equal to or less than 0.07.

An antiglare film comprises a transparent substrate; and an antiglare layer on the transparent substrate, the layer including a binder matrix, organic particles A and organic particles B having an average particle diameter smaller than an average particle diameter of particles A, organic particles A and organic particles B dispersed in the binder matrix. An antiglare film having of the present invention can have the following features: good antiglare property; no white blur; high abrasion resistant property; less dazzling; and not whitened.

An antiglare light diffusing member is disclosed comprising a transparent base material; and an antiglare light diffusing layer including a binder matrix and a particle; wherein, as for the layer, arithmetic average roughness Ra(&#x3bb;c: 0.008 mm) on the basis of JIS-B0601-1994 is less than 0.008 &#x3bc;m, Ra(&#x3bb;c: 0.8 mm) on the basis of JIS-B0601-1994 is 0.1-0.5 &#x3bc;m and an internal haze is 1-7%.

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Tokyo, Japan

Kae Takahashi