Fujifilm Corporation

Mitsuji Yoshibayashi

Kaoru Aoyagi

Yasuo Sugishima

Yushi Kaneko

Naotsugu Muro

Kazutaka Takahashi

Hirokazu Kyota

Shunsuke Kitajima

Daisuke Hamada

Masaomi Makino

Kenji Wada

Hisamitsu Tomeba

Tomoyuki Kikuchi

Toshiyuki Saie

Teruaki Kinumura

Provided are a structural body including: a light detection layer, a color separation layerprovided on a light incident side of the light detection layer, and an optical waveguide layerprovided on the light incident side of the light detection layerand provided on at least one selected from a light incident side of the color separation layeror a light transmitting side of the color separation layer, in which the optical waveguide layeris a layer which transmits light incident at an angle of 0° to 40° with respect to a normal line of a light receiving surfaceof the light detection layerby changing a traveling angle of the incident light to an angle of 0° to 1° with respect to the normal line of the light receiving surfaceof the light detection layer; and a solid-state imaging element and an image display device including the structural body.

Structural body, solid-state imaging element, and image display device

A coloring photosensitive composition includes an oxime ester-based photopolymerization initiator containing a fluorine atom, a polymerizable compound having an ethylenically unsaturated double bond, an alkali-soluble resin, and a colorant, in which in a case where a film having a film thickness after drying of 2.0 &#x3bc;m is formed using the coloring photosensitive composition, the optical density of the film at a wavelength of 365 nm is 1.5 or more.

Coloring photosensitive composition, cured film, pattern forming method, infrared cut filter with light-shielding film, solid-state imaging device, image display device, and infrared sensor

The invention is directed to a colored composition for forming a green color filter, containing a color pigment, wherein a content of the color pigment to a total solid content of the colored composition is 60% by weight or more, and a layer having a thickness of 0.6 &#x3bc;m formed from the colored composition has light transmittance of 80% or more at a wavelength of 550 nm and light transmittance of 50% or less at a wavelength of 450 nm, and a method of producing a color filter including (A) forming a first colored layer containing a first colored composition and (B) patterning with dry etching so as to from a through-hole group in the first colored layer, wherein the first colored composition is the colored composition as defined herein.

Colored composition, method of producing color filter using the same, color filter and solid-state imaging device

This disclosure relates to a method for manufacturing a color filter being capable of suppressing a surface of a colored pattern from being rough in a planarization treatment, a color filter and a solid-state imaging device.

Method for manufacturing a color filter, color filter and solid-state imaging device

The present disclosure relates to a method for manufacturing a color filter being capable of suppressing residue from being generated on a colored layer planarized by a planarization treatment, a color filter, and a solid-state imaging device.

There is provided a coloring composition including: a colorant; and a resin, wherein a content of the colorant is 50% by mass or more based on total solids of the coloring composition, and a solid acid number of a resin having a highest solid acid number among all kinds of resins contained in the coloring composition, is 80 mg KOH/g or less.

Coloring composition, method for manufacturing a color filter using the same, color filter and solid-state imaging device

The invention is directed to a colored composition containing a coloring agent and a resin, wherein a content of the coloring agent to a total solid content of the colored composition is 50% by weight or more and a solid content acid value of the resin is more than 80 mg KOH/g, and a method of producing a color filter including forming a first colored layer containing a first colored composition and patterning with dry etching so as to from a through-hole group in the first colored layer, wherein the first colored composition is the colored composition as defined herein.

Method of producing color filter and solid-state imaging device having colored composition containing color agent

There is provided a pattern forming method, including: forming an organic film layer on a substrate; forming a patterned photoresist mask on the organic film layer; and performing a specific dry etching process to form a pattern on the organic layer.

Pattern forming method, method for manufacturing color filter, and color filter manufactured thereby

A photosensitive composition contains (A) a hollow or porous particle, (B) a compound capable of generating an active species upon irradiation with an actinic ray or radiation, and (C) a compound capable of changing in the solubility for an alkali developer by the action of the active species.

Photosensitive composition, pattern forming material, and photosensitive film, pattern forming method, pattern film, low refractive index film, optical device and solid-state imaging device each using the same

The invention provides a color filter producing method that is based on dry etching and makes it possible to produce a color filter which has fine and rectangular pixels and is excellent in flatness, and color filters produced by the method. The method is a color filter producing method of forming a first colorant-containing layer on a support, removing the first colorant-containing layer corresponding to a region where a second colorant-containing layer is to be formed by dry etching, forming the second colorant-containing layer so as to be embedded into the layer-removed region, removing the first and second colorant-containing layers corresponding to a region where a third colorant-containing layer is to be formed by dry etching, forming the third colorant-containing layer so as to be embedded into the layer-removed region, and removing the colorant-containing layers laminated on other colorant-containing layers.

Method for producing color filter

The present invention provides a method of manufacturing a color filter, including: forming a first color pattern in a repeating pattern on a support; forming, on the support, a second color pattern in a repeating pattern in regions where the first color pattern is not formed; removing at least one portion of one of the first color pattern and the second color pattern by dry-etching, the portion being in a region where a third color pattern is to be formed; and forming, on the support, the third color pattern in the region where the portion of one of the first color pattern and the second color pattern has been removed. The present invention also provides a color filter manufactured by the method, and a solid-state image pickup element using the color filter.

Color filter and method of manufacturing the same, and solid-state image pickup element

The present invention provides a production method for a color filter including forming a first colored layer on a support, forming a photoresist layer on the first colored layer, forming an image on the first colored layer by removing the photoresist layer in the form of an image pattern, etching the first colored layer in the form of the image formed in the forming the image by use of a dry etching process that uses a mixed gas in which a fluorine-based gas and oxygen (O) are mixed at a mixing ratio (fluorine-based gas/O), by flow rate ratio, in the range of from 2/1 to 8/1, and removing the photoresist layer remaining after the etching.

Growing community of inventors

Shizuoka, Japan

Mitsuji Yoshibayashi