377 results about "Color gel" patented technology

To provide a salt-forming compound, which is a salt of a xanthene-based compound, exhibiting higher coloring strength and higher color development stability after heat and light history compared with traditional ones, and also to provide a resin composition and a color filter.SOLUTION: There is provided a xanthene-based compound which is a salt composed of an anion forming a xanthene-based chromophore having an anionic functional group represented by general formula (1), and a cation composed of an aromatic nitrogen-containing heterocyclic compound having a linear or branched, saturated or unsaturated hydrocarbon group (optionally containing an ether bond and / or an ester bond within the hydrocarbon group).SELECTED DRAWING: None

The invention belongs to the technical field of photoresists, and relates to a wide-color-gamut yellow dye for a color filter, a synthesis method of the wide-color-gamut yellow dye, a green photoresist and a preparation method of the green photoresist. The green photoresist is prepared from the following raw materials in parts by weight: 4 to 8 parts of green pigment, 3 to 8 parts of resin, 3 to 10 parts of acrylic monomer, 0.5 to 2 parts of photoinitiator, 0.2 to 0.4 part of auxiliary agent and 75 to 85 parts of organic solvent. The synthesized yellow dye has good photoresist system adaptability and high molar absorption coefficient, and meanwhile, due to the fact that acrylic acid is grafted, acrylic acid on the yellow dye has carbon-carbon double bonds, under the action of a photoinitiator, after bond breaking, the yellow dye can react with resin or an acrylic monomer and is cured in a film, and the yellow dye has good chemical resistance.

The present invention belongs to the technical field of polymer composite material preparation and discloses a double-layer hollow structure photonic gel film with controllable water permeation and color change, as well as its preparation method and application. The method comprises the following steps: preparing a three-dimensional PS-SiO2 photonic crystal and a three-dimensional SiO2 photonic crystal; calcining the three-dimensional PS-SiO2 photonic crystal at high temperature, filling the crystal with a polymer, and curing the crystal with ultraviolet light to obtain a hollow SiO2 structural color gel; curing the three-dimensional SiO2 photonic crystal with a polymer, and then etching the crystal with hydrofluoric acid to obtain an inverse opal gel; and bonding the hollow SiO2 structural color gel and the inverse opal gel to form a double-layer hollow structure photonic gel film with controllable water permeation and color change. The photonic gel film can be used in snowmelt warning indicators at large ski resorts, portable alcohol solubility detectors, or anti-counterfeiting identification labels for small commercial packaging.

According to the silicon-based OLED micro display screen, an OLED organic material layer emits white light under electric driving, intelligent judgment is performed according to display content, an optimal working mode is automatically selected, when high-saturation pure color needs to be displayed, the mode is switched to a pure color transparent mode, at the moment, a super-surface optical separation layer keeps the transparent characteristic, and the display quality is improved. The white light is directly transmitted to the color film unit with the corresponding color; when mixed colors need to be displayed, a mixed color separation mode is started, incident white light is separated into red primary light, green primary light and blue primary light according to visible spectrums, the light is accurately guided to the corresponding RGB color film units according to a preset optical path, finally, the color light which is accurately separated and guided is output through the corresponding color films, and finally a high-brightness and low-power-consumption full-color picture is synthesized. The super-surface optical separation layer is additionally arranged between the white light OLED light-emitting layer and the color filter, so that the display optical utilization efficiency is greatly improved.

A display device includes a variable wavelength LED that is a pixel of the device or one of a plurality of sub-pixels of the pixel of the device; and an absorptive color filter. The absorptive color filter is positioned between the variable wavelength LED and an exit of the display device such that light emitted by the variable wavelength LED passes through the absorptive color filter before exiting the exit of the display device. The variable wavelength LED or second LED sub-pixel may be driven to emit light at a first emission wavelength in response to a first electrical driving condition, and the variable wavelength LED may be driven to emit light at a second emission wavelength in response to a second electrical driving condition. The absorptive color filter is configured to attenuate a brightness of light emitted at the second emission wavelength, the second emission wavelength being shorter than the first emission wavelength. Methods of calibrating and driving the display device are also provided.

The invention relates to a coloring composition, a color photoresist, a color filter and a display device, the coloring composition comprises a dye and a dispersant, the structural formula of the dye is shown as follows: at least one of X, R1, R2, R3, R4, X1, X2, X3 and X4 in dye molecules is configured to be connected with the dispersant through a chemical bond. According to the coloring composition provided by the invention, the dye and the dispersing agent can be connected through chemical bonds, so that precipitation or migration of the dye in the color filter prepared from the coloring composition is avoided, the weather resistance of the dye in the color filter is improved, and the reliability of the display device is improved.

To provide a photosensitive composition having good storage stability and capable of forming a film which hardly causes development stains and outgassing and is excellent in solvent resistance after a low-temperature curing process.SOLUTION: The photosensitive composition for a color filter contains an alkali-soluble resin (A), a polymerizable compound (B), and a photopolymerization initiator (C). The photopolymerization initiator (C) contains a photopolymerization initiator multimer (C1) bonded via a linking group. The linking group contains an alkyleneoxy group.SELECTED DRAWING: Figure 1

An image sensor includes a substrate including a first region and a second region disposed in a periphery of the first region. The first region includes a plurality of unit pixels and a color filter structure, and the second region includes a dummy structure including a second color filter and a plurality of dummy lenses on the second color filter. The color filter structure includes a first extension portion extending in a first direction and a second extension portion extending in a second direction, and the dummy structure includes a third extension portion extending in the first direction and a fourth extension portion extending in the second direction. A first micro-lens, a second micro-lens, and a third micro-lens are in a first corner portion, and a first dummy lens, a second dummy lens, and a third dummy lens are in the second corner portion.

A hardenable composition, a hardened layer manufactured using the hardenable composition, a color filter including the hardened layer, and a display device including the color filter are disclosed. The hardenable composition includes: (A) a quantum dot; and (B) a hardenable monomer having a viscosity of less than 6.2 centipoise and a vapor pressure of 1 x 10 ‑6 tor to 3 x 10 ‑3 tor.

Provided are a photosensitive resin composition, a cured layer formed using same, a color filter comprising the cured layer, and a CMOS image sensor, the photosensitive resin composition comprising: a yellow pigment dispersion containing a compound represented by chemical formula 1 and a yellow pigment; a pigment; a photopolymerizable compound; a photopolymerization initiator; and a solvent. [Chemical formula 1] (In chemical formula 1, each substituent is as defined in the specification.)

A display device includes a display unit including a lower substrate and first, second, and third light emitting elements disposed on the lower substrate, a color filter unit including an upper substrate having a lower surface facing the first, second, and third light emitting elements, a filler disposed between the display unit and the color filter unit and including a wavelength conversion particle. The color filter unit further includes a color filter layer including first, second, and third color filters disposed on the lower surface of the upper substrate, a bank layer disposed below the color filter layer and including first, second, and third openings, a first column spacer filling the first opening, and a second column spacer filling the second opening.

A display system comprising a backlight device having a light emitting array, a liquid crystal panel, and a color filter having one or more absorbing dyes and, optionally, one or more dye enhancement compounds, wherein the one or more absorbing dyes and the one or more dye enhancement compounds are located in at least one color set of subpixels in the color filter. The one or more absorbing dyes may be a soluble, blue light, green light, or red light absorbing dye included in blue, green, or red subpixels of the color filter. A blue light absorbing dye may reduce transmission in a wavelength range of 410-430 nm, a green light absorbing dye may reduce transmission in a wavelength range of 490-570 nm, and a red light absorbing dye may reduce transmission of wavelengths less than 620 nm.

An organic light emitting display panel and an organic light emitting display device include an encapsulation layer positioned on a substrate where an organic light emitting element is disposed, a plurality of color filters positioned on the encapsulation layer, an overcoat layer in an opaque color, positioned on the plurality of color filters and including a plurality of colored particles, and an adhesive layer positioned on the overcoat layer and having reduced external light reflectance and power consumption by adjusting the thickness of the overcoat layer or the thickness of the color filter layer for each subpixel and allowing the overcoat layer to differ in color from the plurality of color filter layers.

A display device includes a plurality of pixels disposed in a display area, each of the pixels including a plurality of pixel electrodes spaced apart from each other, a first light blocking layer disposed in the display area and including a plurality of holes overlapping the plurality of pixel electrodes, a plurality of color filters disposed on the first light blocking layer and respectively corresponding to the plurality of holes, and a second light blocking layer disposed on the color filters and corresponding to the pixel electrodes of some of the plurality of pixels. The second light blocking layer surrounds the corresponding pixel electrodes of the some of the plurality of pixels in a plan view and includes a plurality of light blocking patterns having a constant width.

A photosensitive colored resin composition comprises a colorant (A), an alkali-soluble resin (B), a photopolymerizable compound (C), a photoinitiator (D) and a solvent (E). The iodine value range of the photosensitive colored resin composition is 0.5 g / 100g to 15g / 100g, and the colorant (A) comprises a triphenylmethane colorant (A-1). The invention also provides a manufacturing method of a color filter using the photosensitive colored resin composition to form a pixel layer, a color filter manufactured by the manufacturing method, and a liquid crystal display comprising the color filter. According to the invention, the coloring agent (A) comprising the triphenylmethane coloring agent (A-1) is adopted, and the iodine value of the photosensitive colored resin composition is controlled to be 0.5 g / 100g to 15g / 100g, so that the size of foreign matters in a pixel layer formed by the photosensitive colored resin composition after a multi-stage thermal process can be reduced.

The application provides an image generating unit and a display device. The image generating unit comprises a backlight module, a first liquid crystal panel, a second liquid crystal panel and a first polarizer; the first liquid crystal panel comprises a linear polarization structure, a first liquid crystal cell and a second polarizer arranged along the transmission direction of the outgoing light rays of the backlight module; the second liquid crystal panel comprises a second liquid crystal cell and a color filter; at least one of the components in the first liquid crystal panel, the first liquid crystal panel and the second liquid crystal panel, the components in the second liquid crystal panel and the second liquid crystal panel and the first polarizer is provided with an air gap with a preset width. The application uses a double-screen structure, the black-and-white first liquid crystal panel realizes regional dimming, which is beneficial to improving the contrast ratio; the color second liquid crystal panel removes the lower polarizer and is provided with a higher resolution, which is beneficial to improving the display effect; the structures are separated by a distance, the heat can circulate in the air, thereby enhancing the heat dissipation effect and reducing the heat.

To provide a hologram device capable of accurately reproducing a reproduced image.SOLUTION: A hologram device (15) includes a holographic color filter (10) composed of a reflection type volume hologram, and a transmission type computer-generated hologram (11) disposed in front of the holographic color filter so as to overlap the holographic color filter.SELECTED DRAWING: Figure 3

Disclosed is an imaging system with an image sensor and processor(s). The image sensor has a plurality of photo-sensitive cells arranged on a photo-sensitive surface of the image sensor; a colour filter array with colour filters of at least three different colours; and a polarisation mask with polarisation filters arranged on an optical path of at most a first predefined percent of the colour filters. The processor(s) is / are configured to: read out image data from the image sensor; and process the image data to generate at least one of: a full-resolution colour image, a full-resolution polarisation image, a high-dynamic range (HDR) image.

A display device comprising: an array substrate; a counter substrate provided with color filters; and a liquid crystal layer between the array substrate and the counter substrate; wherein one surface of the array substrate includes a plurality of signal lines arranged side by side in a first direction with a gap interposed therebetween, a plurality of scanning lines arranged side by side in a second direction with a gap interposed therebetween, a first organic insulating film provided on the signal lines, and a second organic insulating film provided on the first organic insulating film; and each region surrounded by the corresponding scanning line and the corresponding signal line includes a semiconductor layer, a first contact conductive layer, a second contact conductive layer, and a first electrode.

The invention discloses a photoresist monomer, a synthesis method thereof and photoresist, the synthesis method of the photoresist monomer sequentially comprises synthesis of an intermediate 1-1, synthesis of an intermediate 1-2 and synthesis of a product monomer 1-3, the synthesized product monomer 1-3 is a photoresist monomer, and the color photoresist comprises 25-34 parts of a pigment dispersion liquid; 9-11 parts of alkali soluble resin; 6 to 8 parts of a photoresist monomer; 0.4 to 1.1 parts of a photoinitiator; 48 to 56 parts of a solvent; and 0.5 to 1.1 parts of an additive. A furan ring and an acrylic acid group are introduced into the photoresist monomer, so that efficient conversion of a synthesis process and sustainable promotion of a production mode are realized; the photoresist monomer is applied to the color photoresist, so that the color photoresist has relatively high resolution, good film-forming property and etching resistance, and the color photoresist has high sensitivity, excellent compatibility, good chemical resistance and heat resistance, is particularly suitable for preparation of color filters, and has a wide industrial application prospect.

An image sensor may include a semiconductor substrate in which photoelectric converters are defined, color filters on the semiconductor substrate, and grid structures between color filters. The grid structures each may include a gap insulating layer surrounding a fence gap defined by the gap insulating layer, and a supporter on the gap insulating layer. The fence gap may include a gap upper curved surface, first and second sidewalls extending from the gap upper curved surface toward the semiconductor substrate, and a lower surface including a flat surface between the first sidewall and the second sidewall. The gap insulating layer may completely cover the gap upper curved surface and the first and second sidewalls of the fence gap. The gap insulating layer may cover 50% or more of the lower surface of the fence gap. The supporter may be spaced apart from the fence gap.

The invention relates to the technical field of colored photosensitive resin compositions, in particular to a low-temperature colored photosensitive resin composition, a colored coating, a color filter and an image display device. The low-temperature colored photosensitive resin composition includes a colorant mixture, a binder resin, a photopolymerizable compound, a photopolymerization initiator, and a solvent. Wherein the binder resin is composed of a first binder resin and a second binder resin, and the first binder resin comprises an unsaturated carboxylic acid glycidyl ester compound; the second binder resin comprises an isocyanate compound and an unsaturated carboxylic acid glycidyl ester compound; the weight ratio of the first binder resin to the second binder resin is (9-7): (1-3). Pattern loss or damage caused by a solvent when the color filter is prepared by a low-temperature process can be effectively reduced, and the characteristics of the color filter can be fully exerted; meanwhile, the roughness of the surface of the color filter is improved.

Provided is coloring composition containing a colorant, a resin, a polymerizable compound, and a polymerization initiator. The colorant contains three or more diketopyrrolopyrrole pigments and an isoindoline pigment. Also provided are a film, a color filter, a solid-state imaging element, and an image display device using said coloring composition.

A display device comprises pixel electrodes disposed on a substrate and spaced apart from one another, a pixel-defining film disposed on the substrate and including openings, which are spaced apart from one another and overlap the pixel electrodes, organic light-emitting layers disposed in the openings of the pixel-defining film, a common electrode disposed between the pixel-defining film and the organic light-emitting layers, an encapsulation layer disposed on the common electrode, a light-blocking layer disposed on the encapsulation layer and including holes, which overlap the openings and are spaced apart from one another, and color filters disposed in the holes of the light-blocking layer and overlapping the openings. Sides of each of the openings have concave-convex patterns including convex portions that protrude outwardly and concave portions that are inwardly depressed. The color filters are disposed to partially overlap one another on the light-blocking layer.

Provided is a display device including a base layer including a non-display region, and a display region that includes a first light-emitting region, a second light-emitting region, and a non-light-emitting region, a display element layer above the base layer and including a light-emitting element, and an optical layer above the display element layer and including a first color filter overlapping the first light-emitting region, a scattering pattern overlapping the second light-emitting region and including scattering particles, a second color filter overlapping the second light-emitting region above the scattering pattern, and a light-blocking layer overlapping the non-light-emitting region between the first color filter and the second color filter, and partially covering an upper surface of the first color filter.

This invention discloses a photosensitive resin composition, a color filter, and a display device. The photosensitive resin composition has the characteristic of curing after irradiation by an exposure machine. The photosensitive resin composition includes: a colorant, a resin, a photopolymerizable monomer, a photopolymerization initiator, and a solvent, wherein the photopolymerization initiator has a λ value, which conforms to the following formula: 0.3 ≤ [(A*B) + (C*D)]*E ≤ 2.5. In the above formula, A represents the light intensity I at a wavelength of 340 nm from the exposure machine. 340 With 365nm light intensity I 365 The ratio (I) 340 / I 365 B represents the percentage of light absorption intensity of the photopolymerization initiator at a wavelength of 340 nm; C represents 1; D represents the percentage of light absorption intensity of the photopolymerization initiator at a wavelength of 365 nm; and E represents the weight of the photopolymerization initiator / weight of the photosensitive resin composition.

To improve the sensitivity of the imaging element. An imaging element includes pixels and a light guide wall. The pixels each include: a photoelectric conversion unit arranged in a semiconductor substrate to perform photoelectric conversion on incident light, an on-chip lens that concentrates the incident light on the photoelectric conversion unit, a color filter that transmits incident light having a predetermined wavelength within the concentrated incident light, and an interlayer film disposed between the semiconductor substrate and the color filter. The light guide wall is disposed at a boundary of the pixels and formed in a shape of surrounding the color filter, the light guide wall having an end portion disposed in a recess surrounding the pixel formed in the interlayer film at the boundary of the pixels to guide the incident light.

A photosensitive colored resin composition comprises a colorant (A), an alkali-soluble resin (B), a photopolymerizable compound (C), a photoinitiator (D) and a solvent (E). The iodine value range of the photosensitive colored resin composition is 0.5 g / 100g to 15g / 100g, and the coloring agent (A) comprises a zinc phthalocyanine dye (A-1). The invention also provides a manufacturing method of a color filter using the photosensitive colored resin composition to form a pixel layer, a color filter manufactured by the manufacturing method, and a liquid crystal display comprising the color filter. By adopting the coloring agent (A) containing the zinc phthalocyanine dye (A-1) and controlling the iodine value range of the photosensitive colored resin composition to be 0.5 g / 100g to 15g / 100g, the size of foreign matters in a pixel layer formed by the photosensitive colored resin composition after a multi-stage thermal process can be reduced.

An object of the present invention is to provide a coloring curable resin composition capable of producing a color filter having improved color separation properties from green light.SOLUTION: The coloring curable resin composition of the present invention contains a colorant, a resin, a polymerizable compound, and a polymerization initiator, in which the colorant includes a xanthene colorant, a violet pigment, and a blue pigment, and the content of the xanthene colorant is 8 to 45 parts by mass with respect to 100 parts by mass of the blue pigment.SELECTED DRAWING: None