Fujifilm Corporation

Makoto Kubota

Kazuto Shimada

Yuzo Nagata

Hideki Takakuwa

Yushi Kaneko

Masaru Yoshikawa

Hiroaki Idei

Kimi Ikeda

Yoshinori Tamada

Keiji Yamamoto

Shinichi Kanna

Tomotaka Tsuchimura

Yoichi Maruyama

Kazuhiro Fujimaki

Naotsugu Muro

Hisamitsu Tomeba

Satoru Murayama

Kyouhei Arayama

Toshiyuki Saie

Provided are a resin film which exhibits an excellent low reflectivity, a coloring photosensitive composition capable of forming a resin film which exhibits an excellent low reflectivity, a resin film production method, a color filter, a light shielding film, a solid-state imaging element, and an image display device. The resin film of the present invention includes at least two or more resins, a coloring agent, and a photoacid generator, in which the resin film has a peak at which the value of A1/A2 is greater than 0.1 and 2.5 or less in a light scattering measurement of the resin film, in the case where a half-width of the peak is A1 and a scattering angle of a maximum light intensity of the peak is A2 in a spectrum in which a scattering angle is plotted on the horizontal axis and a scattered light intensity is plotted on the vertical axis.

Resin film, coloring photosensitive composition, resin film production method, color filter, light shielding film, solid-state imaging element, and image display device

There is provided a dispersion composition capable of forming a film being excellent in surface conditions, the dispersion composition containing metal oxide particles (A) having a primary particle diameter of 1 nm to 100 nm, a polymer compound (B) having an acid value of less than 120 mgKOH/g, which is represented by the following Formula (1), and a solvent (C). 

Dispersion composition, curable composition using the same, transparent film, microlens, and solid-state imaging device

The present invention is to provide a light screening composition that allow forming of a light screening film having excellent adhesiveness to a substrate and excellent residue removability at the time of development. The light screening composition according to the invention contains (A) any one of light screening particles and a light screening dye; (B) a dispersing resin; (C) a binder polymer having an acid value of 50 mg KOH/g or less and a weight-average molecular weight of 8,000 to 50,000; and (D) a polymerizable compound.

Light screening composition

A curable resin composition, for forming a first optical member of an optical member set, the optical member having the first optical member and a second optical member covered with the first optical member, the first optical member being formed by curing a siloxane resin, comprising: a siloxane resin, a surfactant, and a solvent, the siloxane resin and the surfactant being contained in the solvent, the surfactant having a polyoxyalkylene structure, the siloxane resin being defined in 65% by mass to 100% by mass thereof having a particular polysilsesquioxane structure.

Curable resin composition containing siloxane resin having polysilsesquioxane structure, optical member set, method of producing the same, and solid state imaging device using the same

An optical member set which has a first optical member formed by curing a composition of curable resins, and a second optical member which is covered by the first optical member, in which the contact angle with water on a surface, which comes into contact with a first optical member, of the second optical member is 70 to 97&#xb0; and the contact angle with the water on a surface of the opposite side to the side, which comes into contact with the second optical member, of the first optical member is 80 to 115&#xb0;.

Optical member set and solid-state imaging element using the same

There is provided a dispersion composition containing (A) a metal oxide particle having a primary particle diameter of 1 nm to 100 nm, (B) a polymer compound represented by the specific formula having a weight average molecular weight of 5,000 to 8,000 and an acid value of 70 to 90 mgKOH/g, and (C) a solvent, and a curable composition containing the dispersion composition and (D) a polymerizable compound.

Dispersion composition, and curable composition, transparent film, microlens and solid-state imaging device using same, and polymer compound

A polymerizable composition contains (A) a polymerization initiator that is an acetophenone-based compound or an acylphosphine oxide-based compound, (B) a polymerizable compound, (C) at least either a tungsten compound or a metal boride, and (D) an alkali-soluble binder.

Polymerizable composition, and photosensitive layer, permanent pattern, wafer-level lens, solid-state imaging device and pattern forming method each using the composition

There is provided a photosensitive transparent composition for a color filter of a solid-state imaging device, containing (A) a photopolymerization initiator, (B) a polymerizable compound, and (C) an alkali-soluble resin, wherein the cured film obtained from the photosensitive transparent composition has a refractive index of 1.60 to 1.90 for light at a wavelength of 633 nm.

Photosensitive transparent composition for color filter of solid-state imaging device, and production method of color filter of solid-state imaging device, color filter of solid-state imaging device, and solid-state imaging device, each using the same

The invention provides a dispersed composition including: (A) titanium black; (B) a polymer compound including a constituent component having a side chain structure to which an acidic group is linked via a linking group; and (C) a solvent. The (B) polymer compound is a polymer having a structure in which an acidic group is linked to a main chain part via a linking group.

Dispersed composition, polymerizable composition, light shielding color filter, liquid crystal display device having light shielding color filter, solid-state imaging device, wafer-level lens, and imaging unit having wafer-level lens

A black curable composition for forming a light-shielding color filter of solid-state imaging device is provided, which is capable of forming a pattern at low exposure dose even when containing a high concentration of an inorganic pigment, and preventing pattern defects. Also, a black curable composition for a wafer level lens is provided, which is capable of forming a cured film having excellent light shieldability and excellent in co-formability of both a large pattern and a fine pattern. The composition includes: an inorganic pigment; a copolymer containing a monomer having at least one of an amino group and a nitrogen-containing heterocyclic group, a monomer having at least one group of a carboxyl group, a phosphate group and a sulfonate group, and a macromonomer having a weight average molecular weight from 1,000 to 50,000; a polymerization initiator; a polymerizable compound; and an alkali-soluble resin having an unsaturated double bond.

Black curable composition, light-shielding color filter for a solid-state imaging device and method of producing the same, solid-state imaging device, wafer level lens, and camera module

A method of producing a dispersion composition containing titanium black, a solvent and a dispersant including at least a first dispersant and a second dispersant, and the method includes dispersing a mixed liquid containing the titanium black, the first dispersant and the solvent, and adding the second dispersant to the dispersed mixed liquid and dispersing the same, wherein at least a part of the dispersant has an acid value of 50 mgKOH/g or more.

Dispersion composition, photosensitive resin composition for light-shielding color filter, light-shielding color filter, method of producing the same, and solid-state image sensor having the color filter

A titanium black dispersion includes titanium black particles, a dispersant, and an organic solvent. When the titanium black dispersion is for a wafer level lens, 90% or more of dispersed objects that consist of the titanium black particles have particle diameters of 30 nm or less, or dispersed objects including the titanium black particles contains Si atoms and the content ratio of Si atoms to Ti atoms (Si/Ti) in the dispersed objects is 0.05 or higher. When the titanium black dispersion is used for formation of a light-shielding film that is provided on one side of a silicon substrate having an image pickup device section on the other side, and that shields against infrared light, 90% or more of dispersed objects that consist of the titanium black particles have particle diameters of 30 nm or less.

Titanium black dispersion, photosensitive resin composition, wafer level lens, light blocking film, method for producing the light blocking film, and solid-state image pickup element

A dispersion composition is provided in which the dispersibility of titanium black is high, the sedimentation of titanium black over time is suppressed, and overall dispersibility and storage stability are high. Further, a polymerizable composition is provided in which favorable coating property on a substrate and even film thickness can be obtained, generation of residue in an unexposed region when a pattern is formed can be suppressed, and favorable pattern shape having any steps after exposure/development can be obtained. The dispersion composition contains (A) titanium black, (B) a graft copolymer and (C) a solvent.

Dispersion composition, polymerizable composition, light-shielding color filter, solid-state image pick-up element, liquid crystal display device, wafer level lens, and image pick-up unit

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Shizuoka, Japan

Makoto Kubota