Abstract: Described is a class of symmetrical and asymmetrical N-alkyl lactam ethers. One preferred ether is bis-N-ethyl pyrrolidone ether. Preferred compositions and uses of the ethers are in performance chemicals, personal care, and pharmaceutical fields, where they function a variety of roles, including as a solvent, solubilizer, freezing point depressor, diluent, extracting agent, cleaning agent, degreaser, absorbent and/or dispersion agent.

Abstract: A polybenzimidazole solution comprises a polybenzimidazole dissolved in an ionic liquid excluding 1-butyl-3-methylimidazolium chloride, 1-butyl-3-methylimidazolium hydroxide, and 1-butyl-3-methylimidazolium tetrafluoroborate.

Abstract: The present invention relates to a pulverulent adhesive for textile reinforcing inserts, which is dispersible in water, for the production of reinforced rubber products. The adhesive thereby comprises an at least partially capped, low-molecular isocyanate, a wetting agent, a binder and also possibly further additives.

Abstract: A resin composition comprises a polyimide resin composition or precursor thereof obtained from an acid dianhydride component containing a compound represented by the following Formula (1) and a diamine component containing a diamine compound represented by the following Formula (2), and a bismaleimide compound represented by the following Formula (3), wherein the diamine component contains a diamine compound (a) in which m in the Formula (2) represents an integer of 0 or 1 and a diamine component (b) in which m in the Formula (2) represents an integer of 2 to 6 in a molar ratio (a:b) of from 100:0 to 50:50, wherein, in the Formula (2), when m is 2 or more, each X may be independently the same or different, and represents O, SO2, S, CO, CH2, C(CH3)2, C(CF3)2 or a direct bond, wherein, in the Formula (3), n represents an integer of 0 to 6.

Abstract: The present invention relates to a photosensitive resin composition, particularly to a photosensitive resin composition for forming an interlayer organic insulating film for TFT-LCD, comprising 0.01 to 20 wt % of UV stabilizer or radical scavenger. The photosensitive resin composition of the present invention can be used for forming an interlayer organic insulating film for TFT-LCD to improve active unfilled area upon over exposure in liquid crystal photo-alignment process, can easily control resolution of pattern, and is particularly suitable for forming a planarization layer of an interlayer organic insulating film.

Abstract: Provided is an epoxy resin composition for fiber-reinforced composite materials, which serves as a matrix resin for a prepreg. This epoxy resin composition is improved in tackiness stability during storage, while maintaining mechanical characteristics. The epoxy resin composition for fiber-reinforced composite materials is characterized by containing 25 to 50 parts by weight of an amine curing agent (B) selected from aliphatic polyamines, alicyclic polyamines and aromatic polyamines, and 1 to 20 parts by weight of an organic acid dihydrazide compound (C) having a melting point of not less than 150° C., per 100 parts by weight of an epoxy resin (A).

Abstract: A thermosetting resin composition containing: (A) a resin composition having an unsaturated maleimide group, produced by reacting (a) a maleimide compound having at least two N-substituted maleimide groups per one molecule and (b) an amine compound having at least two primary amino groups per one molecule, in an organic solvent; (B) a thermosetting resin; and (C) a modified imidazole compound, such as an isocyanate-masked imidazole and an epoxy-masked imidazole, and a prepreg, an insulating film with a support, a laminate plate and a printed wiring board, each containing the same.

Abstract: Provided is an epoxy resin composition for fiber-reinforced composite materials, which serves as a matrix resin composition for use in a self-adhesive prepreg for a face sheet of a honeycomb panel. The epoxy resin composition enables to increase self-adhesiveness of the prepreg, while improving workability and appearance quality of the prepreg. The epoxy resin composition is characterized by containing: an epoxy resin (A) which is in a liquid state at room temperature; a thermoplastic resin (B) which dissolves in the epoxy resin (A) at a temperature not less than 90° C.; thermosetting resin particles (C) which do not completely dissolve in the epoxy resin (A) at a temperature less than 90° C. and has a softening point of not less than 120° C.; and a curing agent (D).

Abstract: Provided is an epoxy resin composition for fiber-reinforced composite materials, which is improved in toughness necessary for improving the strength of self-adhesion of a matrix resin for use in a prepreg for a face sheet of a honeycomb panel. The epoxy resin composition, which comprises: an epoxy resin (A); a thermoplastic resin (B); fine solid resin particles (C); and a curing agent (D), is characterized in that the epoxy resin composition after being cured has a morphology in which the epoxy resin (A) and the thermoplastic resin (B) form co-continuous phases, and the fine solid resin particles (C) are dispersed in at least the continuous phase of the epoxy resin (A) in the co-continuous phases.

Abstract: The present application provides a uv dose indicator film and ink showing a color change depending on the absorbed radiation-dose, comprising (a) a selected acid responsive colorant; (b) a sulfonyloxime ester compound or a —N—O-sulfonyl compound as photolatent acid and (c) a UV-absorber.

Abstract: A method of producing a tire including mixing in a non-productive phase at least one elastomer with a polyamide having a melting temperature of less than 180° C. The polyamide is allowed to heat to at least its melting temperature. During the productive phase, at least one curing agent is added to the elastomeric composition. The curing agent may be a sulfur containing curing agent and/or a non-sulfur containing curing agent. The elastomeric composition may optionally include a crystalline EPDM elastomer. The resulting compositions may then be formed into a tire component which may be built into a tire and cured.

Abstract: Electret webs are presented which include a blend of a thermoplastic resin and a charge-enhancing additive. The charge-enhancing additives include a heterocyclic imide material which is free of fluorinated groups. The webs prepared from the blends may be in the form of films or non-woven fibrous webs. Non-woven microfiber webs are useful as filtration media.

Abstract: A fire-extinguishing aerosol composition for heavy current electric apparatuses is disclosed, which includes oxidant, combustible, adhesive and additive. The composition of the present invention is characterized in that the oxidant is the mixture of the potassium salt and the strontium salt, in which the content of the potassium salt oxidant is more than 20 mass % to less than or equal to 35 mass % of the total mass of the composition, and the content of the strontium salt oxidant is more than or equal to 30 mass % to less than 48 mass % of the total mass of the composition. In the fire-extinguishing aerosol composition of the present invention, the mean particle diameter of all components is less than or equal to 50 ?m. After quenching the fire in a space with the heavy current electric apparatus, the fire-extinguishing aerosol composition of the present invention can ensure that the insulation resistance of the heavy current electric apparatus is more than or equal to 20 M?.

Abstract: The present invention is directed to novel organometallic complexes as catalysts for the reaction of compounds with isocyanate and hydroxyl functional groups to form urethane and/or polyurethane and the process employing such catalysts. More particularly, the present invention is directed to novel complexes of zinc(II) with substituted amidines. These novel catalysts are useful for the production of urethanes and polyurethanes which are important in many industrial applications.

Abstract: A water-insoluble colorant dispersion prepared by a production method including a step of codissolving a water-insoluble colorant and a polymer compound having one or more acid groups selected from carboxylic acid group, sulfonic acid group and phosphoric acid group as hydrophilic group in an organic solvent in the presence of a phase-transfer base represented by the Formula (I) or (II), and mixing the obtained solution with an aqueous medium; characterized by containing water-insoluble colorant fine particles, a polymer compound having one or more acid groups selected from the group consisting of carboxylic acid group, sulfonic acid group and phosphoric acid group as hydrophilic group, an aqueous medium, and a phase-transfer base represented by the Formula (I) or (II): wherein R1 to R5 each independently represents a methyl, ethyl or propyl group, n represents an integer of 1 to 4.

Abstract: The present invention provides a composition comprising: a base polymer; at least one compound having the structure of Formula I or II wherein Ar is an o-, m-, or p-phenylene moiety, a substituted phenylene moiety, or a naphthalene moiety; R1 and R2 are independently selected from the group consisting of: hydrogen, alkyl, alkenyl, and aryl; and X is O or —(CH2)n—; n=0, 1, or 2; and p=0, 1, or 2; and; and at least one transition metal in a positive oxidation state, said metal being present in the composition in an amount of from about 10 to about 400 ppm, wherein said compound is present in an amount of from about 0.10 to about 10 weight percent of the composition.

Abstract: An inkjet ink composition comprising water, pigment particles dispersed with a polymeric dispersant, at least one water-dispersible polyurethane, at least one pyrrolidinone compound, glycerol, and a 1,2-alkanediol having from four to eight carbon atoms.

Abstract: Disclosed is a radiation-curable insulation composition. The composition comprises from 5% to 35%, by weight, of an ethylene-vinyl acetate copolymer, 30% to 65% of a high density polyethylene, 30% to 60% of a metal hydroxide, 0.5% to 5% of a mercaptobenzimidazole salt, 0.05% to 5% of a phenolic antioxidant, 0.05% to 5% of zinc oxide, and 0.5% to 5% of a crosslinking agent. The composition is useful for wire and cable insulation applications. It provides the wire and cable insulation with improved abrasion resistance.

Abstract: The present invention provides an ink including at least a monomer and/or an oligomer and a coloring agent, wherein the coloring agent includes 16 to 56% by mass of a pigment C.I.P.R. 254 and 4 to 14% by mass of a pigment C.I.P.R. 177 based on the solid content of the ink, 14 to 49% by mass of a pigment C.I.P.G. 36 and 6 to 21% by mass of a pigment C.I.P.Y. 150 based on the solid content of the ink, or 19 to 51% by mass of a pigment C.I.P.B. 15:6 and 1.0 to 2.7% by mass of a pigment C.I.P.V. 23 based on the solid content of the ink. The invention also provides a color filter using the ink, a method for manufacturing the color filter, and a display device provided with the color filter.

Abstract: An ion gel including an ionic liquid and a block copolymer. The block copolymer includes at least three blocks, and the block copolymer forms a self-assembled ion gel in the ionic liquid. Also, thin film transistors including an ion gel insulator layer, capacitors including an ion gel insulator layer, integrated circuits including transistors including an ion gel insulator layer, and methods for forming each of these devices are described.

Abstract: A method for producing a resin composition, including the steps of melt-kneading a raw material A containing a polylactic acid resin, a crystal nucleating agent, and a plasticizer containing an ester compound formed between a polycarboxylic acid having a hydrocarbon group having 1 to 7 carbon atoms and a mono-alcohol having a hydrocarbon group having 1 to 7 carbon atoms, to prepare a polylactic acid-containing melt-kneaded mixture having a relative crystallinity of 70% or more (step A); and further melt-kneading the polylactic acid-containing melt-kneaded mixture obtained by the step A and a raw material B containing a polypropylene resin and a compatibilizing agent (step B). The resin composition obtainable by the method of the present invention can be suitably used in various industrial applications, such as daily sundries, household electric appliance parts, and automobile parts.

Abstract: The adhesive composition of the invention comprises (A) a thermoplastic resin with a Tg of no higher than 100° C. and (B) a thermosetting component, wherein the (B) thermosetting component includes (B1) a compound with an allyl group and (B2) a compound with a maleimide group.

Abstract: A water redispersible polymer powder may be produced by drying an aqueous mixture of a water insoluble film-forming polymer and a colloidal stabilizer comprising a chelating agent to obtain a water redispersible polymer powder, where the amount of chelating agent is at least 0.1% by weight, preferably at least 1% by weight, most preferably at least 3% by weight, based upon the weight of the water insoluble film-forming polymer. Dispersions or polymer compositions containing a chelating agent as a colloidal stabilizer exhibit an unexpectedly low viscosity which facilitates spray drying and permits use of high solids content dispersions with low pressure spray drying to increase production efficiency. The chelating agents are stable at high pH and so high pH spray dryable compositions containing them as a colloidal stabilizer may sit or be stored for prolonged periods of time prior to spray drying without loss of effectiveness of the colloidal stabilizer.

Abstract: The present invention is directed to a pneumatic tire having at least one component including a sulfur vulcanizable rubber composition, the rubber composition including at least one diene based rubber and at least one zinc naphthalocyanine compound.

Abstract: The present invention is directed to a pneumatic tire having at least one component including a sulfur vulcanizable rubber composition, the rubber composition including at least one diene based rubber and at least one zinc porphyrin compound.

Abstract: A polybenzimidazole solution comprises a polybenzimidazole dissolved in an ionic liquid excluding 1-butyl-3-methylimidazolium chloride, 1-butyl-3-methylimidazolium hydroxide, and 1-butyl-3-methylimidazolium tetrafluoroborate.

Abstract: The invention has for its object to provide a colloidal crystal gel with which any enclosure structure is dispensed with, its production process, and an optical device using the same. The colloidal crystal gel (100) of the invention is characterized in that fine particles (110) are self-organizingly and periodically lined up in a polymer gel (120), and an ion liquid (130) is contained in the polymer gel (120). The production process is characterized in that after the fine particles (110) are self-organizingly and periodically lined up and fixed by the polymer gel (12), the polymer gel is impregnated with the ion liquid (130). The optical device is characterized in that the colloidal crystal gel is used for control of transmission, reflection and diffraction of light and for frequency conversion of light. See FIG. 1.

Abstract: The present invention provides a maintenance liquid for inkjet recording including at least water, an organic solvent, a basic compound and an acidic compound, and having pH of from 6.0 to 8.5.

Abstract: The present invention relates to the use of ionic liquids as flame retardants. The compounds of the invention may be used as flame retardants in various materials without causing damage to the environment and or health of humans or animals. Ionic liquid flame retardants maybe applied alone or in combination with traditional flame retardants. Ionic liquid flame retardants can be applied to finish textile, plastic, leather, paper, rubber or as wild fire flame retardants.

Abstract: An ionic compound has the formula (I): in which, R1 is selected from the group consisting of hydrogen, a C1-C20 alkyl, and an aromatic group; R2 is selected from the group consisting of a carbonyl and a C1-C10 alkyl; and R3 is selected from the group consisting of an imidazole ring, a C1-C20 alkyl, an acrylic group, and an aromatic group; X? is selected from the group consisting of Cl?, Br?, I?, NO3?, AlCl4?, BF4?, CF3SO3?, (CF3SO3)?, CF3COO?, CH3COO?, and PF6?; and k is an integer 1 or 2. The ionic compound can be added in a pressure-sensitive adhesive of a polarizer of a liquid crystal display panel to avoid the phenomenon of the static electricity residual when the release film is removed from the pressure-sensitive adhesive.

Abstract: An aqueous ink composition for inkjet recording, including: a coloring material containing at least one selected from the group consisting of azo pigments represented by the following formula (1) and tautomers thereof, and salts and hydrates thereof; a dispersant; and a urethane-modified polyester resin wherein Z represents a divalent group derived from a 5- to 8-membered nitrogen-containing heterocycle; Y1, Y2, R11 and R12 each independently represent a hydrogen atom or a substituent; G1 and G2 each independently represent a hydrogen atom, an alkyl group, an aralkyl group, an alkenyl group, an alkynyl group, an aryl group or a heterocyclic group; and W1 and W2 each independently represent an alkoxy group, an amino group, an alkyl group or an aryl group.

Abstract: The invention relates to a composition containing a particulate solid, a plastic material (such as a thermoplastic polymer) and a compound containing an amide group. The compound is capable of being a dispersant. The invention further relates to novel compounds, and the use of the compound as a dispersant.

Abstract: The invention provides a pigment preparation comprising (a) C.I. Pigment Red 254 with an average particle size d50 of not more than 100 nm; (b) 0.1% to 30% by weight, based on the weight of the PR 254, of one or more dispersants from the group of the unlaked sulfo-containing monoazo dyes; and (c) 0.

Abstract: New shape memory polymer compositions, methods for synthesizing new shape memory polymers, and apparatus comprising an actuator and a shape memory polymer wherein the shape memory polymer comprises at least a portion of the actuator. A shape memory polymer comprising a polymer composition which physically forms a network structure wherein the polymer composition has shape-memory behavior and can be formed into a permanent primary shape, re-formed into a stable secondary shape, and controllably actuated to recover the permanent primary shape. Polymers have optimal aliphatic network structures due to minimization of dangling chains by using monomers that are symmetrical and that have matching amine and hydroxyl groups providing polymers and polymer foams with clarity, tight (narrow temperature range) single transitions, and high shape recovery and recovery force that are especially useful for implanting in the human body.

Abstract: A paint comprising a latex base, organic pigment, and an aqueous solution resin solid with improved stability to atmospheric l pollutants.

Abstract: Provided is a process for fusion-bonding plastic parts with the aid of laser radiation of a wavelength outside the visible region, wherein a bonding region of a plastic part to be bonded comprises at least one material which is transparent in the visible region of the electromagnetic spectrum, is substantially colorless and absorbs the laser radiation, wherein the material comprises at least one nonionic compound that is resistant to the laser radiation, has a thermal stability of at least 300° C. and is selected from polycyclic organic compounds, doped tin oxides and hexaborides MB6 of lanthanides and alkaline earth metals M. Also provided is a preparation suitable for producing fusion-bonded plastic parts with the aid of laser radiation whose wavelength is outside the visible region, the preparation comprising: a thermoplastic matrix polymer suitable for forming the plastics parts; at least one of said material; optional UV stabilizers; and optional additives.

Abstract: The present invention provides a silane compound which can be preferably used in an electronics application and the like, as a resin composition which is excellent in heat resistance, pressure resistance, water resistance, low moisture absorption property, low dielectric property, mechanical and chemical stability, and heat conductivity and capable of forming cured articles which hardly reduce physical properties even under severe environments such as high temperature and high pressure and high humidity; its production method, and a resin composition containing the silane compound.

Abstract: A flame-retarder agent for a polyester-based fiber comprising, as flame-retarder components: triphenylphosphine oxide (A) represented by the following formula (1): and at least one compound (B) selected from the group consisting of an organophosphate ester-based compound (B1) and a bismaleimide-based compound (B2), the organophosphate ester-based compound (B1) being represented by the following general formula (2): [in formula (2), R1 to R6 each represent one selected from the group consisting of a hydrogen atom and an alkyl group having 1 to 4 carbon atoms], and the bismaleimide-based compound (B2) being represented by the following general formula (3): [in formula (3), R7 represents an arylene group having 6 to 20 carbon atoms].

Abstract: The present disclosure provides polyolefin blends and nanocomposites and methods for their production. In embodiments, a blend or nanocomposite of the present disclosure may include at least one polyolefin and at least one ionic liquid and/or one modified carbon nanofiller. In embodiments, the at least one modified carbon nanotube may be treated with at least one ionic compound.

Abstract: A water-insoluble colorant dispersion, having: fine particles of a water-insoluble colorant, each of the fine particles containing at least two kinds of colorant; and a polymer compound having at least one repeating unit selected from the group consisting of repeating units represented by the following Formula (1) and (2); wherein, R6 to R8 each independently represent a hydrogen atom or a substituent; X? is an anion group balancing with the cation electric charge on the nitrogen atom; R1 represents a hydrogen atom or a substituent; J represents a specific divalent linking, an alkyl group, an aryl group, or an aralkyl group; W represents a single bond or a divalent linking group; R9 represents a hydrogen atom or a substituent; Q2 represents a group of atoms which is necessary for forming an unsaturated ring together with a carbon atom and a nitrogen atom.

Abstract: A water-insoluble colorant dispersion, containing water; a polymer having at least one repeating unit selected from the group of repeating units represented by the following formula (1) or (2); and water-insoluble colorant particles, each of the particles containing at least two kinds of pigments; wherein, R1 represents a hydrogen atom or a substituent; any one of R2 to R5 represents a single bond to bind to W, and the others each independently represent a hydrogen atom or a substituent; J represents —CO—, —COO—, —CONR10, —OCO—, or a methylene group, a phenylene group, or —C6H4CO—; R10 represents a hydrogen atom, an alkyl group, an aryl group, or an aralkyl group; W represents a single bond or a divalent linking group; A1 represents a heterocyclic group; Q1 represents a group of atoms which is necessary for forming a ring together with a carbon atom.

Abstract: The present invention discloses a thermosetting resin composition including: a bi-functional or multi-functional epoxy resin, a SMA uses as a curing agent, an allyl phenol such as diallyl bisphenol A used as a co-curing agent and a toughening agent a low-bromine or high-bromine BPA epoxy resin or tetrabromobispheno A (TBBPA or TBBA) uses as a flame retardant agent, and an appropriate solvent. After the resin composition of the invention is cured, the resin composition has lower dielectric property and better thermal reliability and tenacity. A copper clad laminate made of an enhanced material such as glass fiber has lower dielectric constant (Dk) and loss tangent (Df), high Tg, high thermal decomposition temperature (Td), better tenacity and PCB manufacturability, and thus very suitable to be used as a copper clad laminate and a prepreg for manufacturing PCBs or applied as a molding resin material for contraction, automobile and air navigation.

Abstract: The invention provides an oil-based inkjet recording ink including, an azo pigment represented by the following Formula (1), a polymer dispersant, a resin and an organic solvent: which has superior recording property onto a vinyl chloride substrate, ink storage stability and ejecting property (including when re-ejected after ejection stopped), wherein, in Formula (1), Z represents a divalent group derived from a 5- to 8-membered heterocycle containing nitrogen atom(s); Y1, Y2, R11, and R12 each independently represent a hydrogen atom or a substituent; G1 and G2 each independently represent a hydrogen atom, an alkyl group, an aralkyl group, an alkenyl group, an alkynyl group, an aryl group or a heterocyclic group; and W1 and W2 each independently represent an alkoxy group, an amino group, a substituted amino group, an alkyl group or an aryl group.

Abstract: The present invention relates to a photosensitive resin composition, particularly to a photosensitive resin composition for forming an interlayer organic insulating film for TFT-LCD, comprising 0.01 to 20 wt % of UV stabilizer or radical scavenger. The photosensitive resin composition of the present invention can be used for forming an interlayer organic insulating film for TFT-LCD to improve active unfilled area upon over exposure in liquid crystal photo-alignment process, can easily control resolution of pattern, and is particularly suitable for forming a planarization layer of an interlayer organic insulating film.

Abstract: The invention provides a radiation-curable ink composition for inkjet recording, the ink composition containing at least: a specific azo compound, a tautomer of the azo compound, a salt of the azo compound, a salt of the tautomer, a hydrate of the azo compound, a hydrate of the tautomer, or any combination thereof; a polymer dispersant; a cationic polymerizable compound; and a cationic polymerization initiator. The invention further provides an inkjet recording method including ejecting and curing the ink composition. The invention further provides a printed matter formed by the inkjet recording method.

Abstract: The invention provides a water-based ink for inkjet recording containing at least: a vinyl polymer particle containing an azo compound represented by Formula (1), a tautomer of the azo compound, a salt or a hydrate of the azo compound or the tautomer, or any combination thereof; a 1,2-alkylene glycol having from 4 to 10 carbon atoms; and a polyvalent alcohol that is not the 1,2-alkylene glycol and that has at most 10 carbon atoms. In Formula (1), Z represents a divalent group having a 5- to 8-membered nitrogen-containing heterocycle; Y1, Y2, R11 and R12 each independently represent a hydrogen atom or a substituent; G1 and G2 each independently represent a hydrogen atom, an alkyl, cycloalkyl, aralkyl, alkenyl, alkynyl, aryl or heterocyclic group; and W1 and W2 each independently represent an alkoxy group, an amino group, an alkyl group, or an aryl group.

Abstract: An adhesive silicone rubber composition comprising (A) 100 pbw of an organopolysiloxane containing at least two silicon-bonded alkenyl radicals, (B) 0.5-20 pbw of an organohydrogenpolysiloxane containing at least two Si—H radicals, (C) a hydrosilylation catalyst, and (D) 0.1-50 pbw of an organosilicon compound having at least one phenyl structure, at least one alicyclic epoxy radical, and at least one Si—H radical is applicable to an electrolyte membrane and a separator in a polymer electrolyte fuel cell to form a firm integrally molded part.

Abstract: [Object] To provide a polymer composition composed of a functional liquid compound and a polymer, in which the functional liquid compound is phase-separated from but dispersed in the polymer, and a molded product of the polymer composition at lower prices.

Abstract: A dispersion of a water-insoluble colorant, having: fine particles of at least one kind of water-insoluble colorant dispersed in a water-containing medium; and a polymer compound or surfactant having a structural unit represented by formula (I): wherein R1 represents a hydrogen atom or a substituent; one of R2 to R5 represents a single bond which bonds to W, and the others each independently represent a hydrogen atom or a substituent; Q represents a group of atoms necessary for forming, with the carbon atoms, a ring; J represents —CO—, —COO—, —CONR6—, ?OCO—, a methylene group, a phenylene group, or —C6H4CO—; R6 represents a hydrogen atom, an alkyl group, an aryl group or an aralkyl group; W represents a single bond or a divalent linking group.

Abstract: A red-colored film in which when an elliptically polarized light is incident on the film in a direction 45° aslant from a normal line direction with respect to a surface of the film, a light transmitted through the film has an average amplitude transmittance ratio (av. tan ?) in a wavelength region of 575 to 635 nm, which satisfies the following equation (1): 0.960<av. tan ?<1.040??(1). A red-colored composition contains a red pigment A having a BET specific surface area in the range from 90 to 140 m2/g, a red pigment B having a BET specific surface area in the range from 70 to 85 m2/g, and a pigment carrier formed of a transparent resin, a precursor of the transparent resin or a mixture of the tarns parent resin and precursor thereof. A color filter has the red-colored film as a red color filter segment. The liquid crystal display device includes the color filter.