20results about How to "Inhibit coloring" patented technology

The invention relates to a three-factor liposome as well as a preparation method and application thereof in skin-nourishing air cushion cream. The three-factor liposome is prepared from the following components in percentage by mass: 0.5 to 4 percent of hydrogenated lecithin, 30 to 70 percent of glycerol, 5 to 15 percent of grease, 0.1 to 0.5 percent of cholesterol, 1 to 10 percent of bose, 1 to 10 percent of Ectoine, 0.05 to 0.5 percent of ergothioneine, 0.1 to 1 percent of bisabolol, 0.1 to 1 percent of auxiliaries and the balance of solvent. The glassine is selected from one or two of S-type hydroxypropyl tetrahydropyrantriol and R-type hydroxypropyl tetrahydropyrantriol. The invention further discloses a preparation method of the glassine. The product disclosed by the invention is narrow in particle size distribution and higher in percutaneous absorption rate, can exert higher effects of relieving and repairing skin barrier and moisturizing and moisturizing than a common three-factor product, can help to maintain makeup, resist darkness and oxidation while nourishing the skin, overcomes the defects in the prior art, has great technical perspectiveness and market tonality, and has a good application prospect.

A method for manufacturing a photochromic lens of the present invention is a method of using an injection molding apparatus (10) that includes: an approximately circular-shaped substrate (12), an approximately circular-shaped resin substrate (14) disposed to face a surface (12a) of the substrate (12), a fixing member (16) fixing the circumferential edge part of the substrate (12) and the circumferential edge part of the resin substrate (14), a gap (20) formed between the substrate (12) and the resin substrate (14) and having a width in the thickness direction of 0.1 to 2.5 mm at an approximate circle center part, an injection part (18) provided in the fixing member (16) for injecting a polymerizable composition into the gap (20), and a space (22) formed in at least a portion of the periphery of the gap (20) and allowing the injection part (18) to communicate with the gap (20), in which the space (22) is formed between the substrate (12) and a notch part (24) formed in at least a portion of the periphery of the resin substrate (14), while a width i in the thickness direction of the space (22) is larger than the width in the thickness direction of the gap (20), the method includes: a step of injecting the polymerizable composition through the injection part (18) and filling the gap (20) with the polymerizable composition through the space (22); a step of heating the filled polymerizable composition to be polymerized and cured and forming a photochromic layer on the resin substrate (14); and a step of taking out a resulting laminate composed of the resin substrate (14) and the photochromic layer, in which the polymerizable composition includes an isocyanate compound, a thiol compound, a polyol compound, and a photochromic compound.

The application relates to an injection molding material of a remote controller shell, a preparation method and an injection molding process, and belongs to the technical field of plastic processing. The injection molding material of the remote controller shell comprises the following raw materials in parts by weight: 60-70 parts of ABS, 10-15 parts of modified rice husk powder, 3-4 parts of an ABS-g-MAH compatilizer, 8-10 parts of modified basalt fiber, 0.6-1.0 parts of an ultradispersion lubricant, 0.3-0.5 parts of an antioxidant and 3-5 parts of an MBS toughening agent. The application introduces a polydopamine layer on the surface of the rice husk powder by modifying the rice husk powder, the polydopamine has rich benzene rings, can form a pi-pi conjugation effect between the benzene rings in the ABS, and makes the molecular chains of the ABS entangled on the surface of the modified rice husk powder, thereby enhancing the dispersity of the modified rice husk powder in the ABS. In addition, the polydopamine is black in color, the rice husk powder coated with the polydopamine is also black, and the color difference between the remote controller shell after adding the rice husk powder and the traditional black color is avoided.

Provided are: an acid generator which has excellent solubility in a cationic curable compound; and a curable composition which can be quickly cured by heat treatment and which forms a cured product having excellent insulating properties. This acid generator contains a salt (1) of a cation represented by formula (c-1) and an anion represented by formula (a-1). In formula (c-1), R1, R2, and R3 may be the same or different and each represents a C1-6 alkyl group. In formula (a-1), Rf11 represents a fluoroalkyl group, and s represents an integer of 1-5. In formula (a-2), Rf12 represents a fluoroalkyl group, a fluoroaryl group, or a fluoroalkyl-substituted aryl group, t represents an integer from 1 to 4, and u represents 0 or 1. # imgabs0 #

The utility model discloses a staining fluid quantitative dripping device which comprises a base and a plurality of pressure nozzle bottles, the pressure nozzle bottles are used for containing staining fluid, a storage mechanism is arranged on one side of the top of the base, the storage mechanism is used for containing the pressure nozzle bottles at the same time and comprises a rotary drum and a drum cover, the drum cover is matched with the rotary drum, a discharging mechanism is arranged in the base, and the discharging mechanism is used for discharging the staining fluid. The discharging mechanism is used for pushing and extruding the mouth bottle to discharge the dyeing liquid, and the discharging mechanism comprises a driving assembly and a jacking assembly. According to the utility model, the plurality of pressure nozzle bottles are used for containing different staining solutions, the threaded sleeve can be lifted to extrude the pressure nozzle bottles by shifting the operating rod during use, so that the effect of single quantitative discharge is achieved, and then the pressure nozzle bottles can be replaced only by shifting the rotary drum; therefore, the device can achieve the effect of sequentially and quantitatively dropwise adding different staining solutions, so that the same batch of different types of staining solutions can be conveniently and equivalently used, and the staining proportion can be favorably controlled to ensure the staining effect.

Provided is a method for producing a retardation film having specific optical characteristics, the method comprising: a first step of preparing a first film having a resin layer (N1) formed from a thermoplastic resin (N) having a negative intrinsic birefringence value; a second step of stretching the first film at least once to obtain a second film having a resin layer (N2), the resin layer (N2) being a layer obtained by stretching the resin layer (N1); a third step for obtaining a third film by laminating a resin layer (P1) on the second film, the resin layer (P1) being formed from a thermoplastic resin (P) having a positive intrinsic birefringence value; and a fourth step of stretching the third film at least once to obtain the phase difference film having a resin layer (N) having a slow axis (N) after the resin layer (N2) has been stretched and a resin layer (P) having a slow axis (P) having an angle in the range of 90 DEG + / -5 DEG with respect to the slow axis (N) after the resin layer (P1) has been stretched.

Provided is a method for producing a retardation film satisfying specific optical characteristics, the method comprising: a first step of preparing a first film having a resin layer (P1) formed from a thermoplastic resin (P) having a positive intrinsic birefringence value; a second step of stretching the first film at least once to obtain a second film having a resin layer (P2), the resin layer (P2) being a layer in which the resin layer (P1) has been stretched; a third step in which a resin layer (N1) comprising a thermoplastic resin (N) having a negative intrinsic birefringence value is laminated on the second film to obtain a third film; and a fourth step of stretching the third film at least once to obtain the phase difference film having a resin layer (P) having a slow axis (P) after the resin layer (P2) has been stretched and a resin layer (N) having a slow axis (N) having an angle in the range of 90 DEG + / -5 DEG with respect to the slow axis (P) after the resin layer (N1) has been stretched.

This fiber-reinforced polyamide resin composition contains a crystalline polyamide (A1) and a glass fiber (B1), and has a formic acid relative viscosity of 90 or more. The fiber-reinforced polyamide resin composition is characterized in that an insoluble component when the fiber-reinforced polyamide resin composition is dissolved in formic acid is 105 mass% or more relative to the ash content of the fiber-reinforced polyamide resin composition, and the ratio of glass fibers having a fiber length of 250 [mu] m or less among the glass fibers (B1) contained in the fiber-reinforced polyamide resin composition is 55% or less.

The present invention provides an anti-glare anti-reflection component that can suppress coloring when observed from an oblique direction, thereby suppressing the situation where a bright spot is locally observed. An anti-glare anti-reflection component that has an anti-glare layer and a low refractive index layer on a substrate, wherein when the film thickness difference of the low refractive index layer in an arbitrary 2 mm×2 mm area of ​​the anti-glare anti-reflection component is defined as Δd, the average of Δd is greater than or equal to 7.0 nm and less than or equal to 40.0 nm.

Provided is a newly constructed laser color-developing multilayer film, wherein the contrast between the printed portion and the portion other than the printed portion is higher than before, the laser color-developing multilayer film having at least two layers, a layer (A) and a color-developing layer (B), wherein the layer (A) comprises an amorphous aromatic polyester resin and an antioxidant, wherein the content of the antioxidant is 0.05 to 4 parts by weight relative to 100 parts by weight of the amorphous aromatic polyester resin, and the color-developing layer (B) comprises a polycarbonate resin and a laser color-developing agent, wherein the laser color-developing agent is a metal oxide, and the content of the antioxidant in the color-developing layer (B) is less than 0.05 parts by weight relative to 100 parts by weight of the polycarbonate resin.

This invention provides a method for manufacturing a polycarbonate compound, the method comprising the following steps: when a raw material containing a carbonyl compound represented by the following general formula (1) is subjected to a polymerization reaction in the presence of a metal salt catalyst to generate a polycarbonate compound, the metal salt catalyst is present in a solid state in the reaction system of the polymerization reaction. In general formula (1), R... 1 Indicates alkyl or cycloalkyl. R 2 Represents a hydrogen atom, alkoxycarbonyl, or cycloalkoxycarbonyl. L represents a divalent organic group. n is an integer greater than or equal to 1.

Provided is a method for producing an optical resin composition which is suppressed in coloring and has sufficiently low water absorption. This method for producing an optical resin composition comprises heat treating a fluorine-containing polymer, which is obtained by polymerizing a monomer group containing a fluorine-containing compound having a carbon-carbon double bond by means of an organic peroxide, in an atmosphere in which the concentration of water vapor is 100 volppm or less. For example, in a method for producing an optical resin composition, a terminal group of a fluorine-containing polymer is thermally decomposed by heat treatment, and a low molecular weight compound resulting from the thermal decomposition is volatilized.

This invention provides polymer particles that exhibit reduced yellowing upon heating. Because the polymer particles of this invention are formulated to have a cumulative percentage of 17% or less of particles with a diameter of 60% or less of the median diameter in a particle size distribution based on particle number, and to keep the number of small-diameter particles in a certain proportion or less, the yellowing of the polymer particles due to heating is reduced. Therefore, these polymer particles can prevent products containing these polymer particles from discoloring due to the yellowing of these polymer particles, and are thus suitable for use in the production of products for optical applications.

The utility model discloses a tea fermentation machine which comprises a box body, a magnetic suction door, a humidity control assembly, a temperature control assembly, a vibration storage assembly and a buffer assembly, the magnetic suction door is rotationally connected to one side of the box body, a handle is arranged on one side of the magnetic suction door, the magnetic suction door is provided with an observation window, the humidity control assembly is arranged on the inner side of the box body and comprises a humidifier and a humidity sensor, the humidifier is arranged on the top of the inner side of the box body, the humidity sensor is arranged on the inner wall of the box body, and the temperature control assembly is arranged on the inner side of the box body. The temperature control assembly comprises electric heating pipes and temperature sensors, the electric heating pipes are arranged on the inner wall of the box body, the temperature sensors are arranged on the two sides of the inner wall of the box body, a damping bin is arranged at the bottom of the box body, the vibration storage assembly is arranged on the inner side of the damping bin, and the buffering assemblies are arranged on the two sides of the vibration storage assembly. Compared with the prior art, the tea leaf stirring device has the advantages that tea leaves can be vibrated up and down to be stirred and can also be rotated and vibrated, and the stirring efficiency is higher and more uniform.

A composition in which L-ergothioneine (EGT) and S-ribosylhomocysteine (SRH) coexist makes it is possible to suppress coloring of the composition. A composition comprising EGT and SRH is prepared in which the content of SRH is reduced.

The object of the present invention is to provide a microfibrous cellulose having improved transparency and suppressed coloration when prepared into a dispersion liquid or a sheet. The present invention relates to a microfibrous cellulose having a substituent introduction amount of less than 0.5 mmol / g and a fiber width of 1 to 10 nm. In addition, the present invention relates to a dispersion liquid and a sheet containing microfibrous cellulose. Furthermore, the present invention relates to a method for producing microfibrous cellulose, comprising: a step (A) of removing at least a portion of the substituent from microfibrous cellulose having a substituent and a fiber width of 1000 nm or less; and a step (B) of performing a uniform dispersion treatment after step (A).

Provided is an additive which has a maximum absorption wavelength at 280-310 nm in order to efficiently absorb the UV-B region (280-320 nm), suppresses discoloration during heating, has a high decomposition initiation temperature during heating, and has excellent heat resistance. This additive is represented by general formula (1): [Chemical Formula 1] # imgabs0 # (In general formula (1), R1 and R2 each independently represent an alkoxy group having 1-10 carbon atoms or form a ring by bonding with a divalent group, R3 to R7 each independently represent at least one selected from the group consisting of a hydrogen atom, a hydrocarbon group having 1-10 carbon atoms, a sulfur-containing group, a nitrogen-containing group, and a halogen, or any two of R3 to R7 are bonded to a divalent group to form a ring.

The invention provides a method for manufacturing optical glass which can inhibit coloring of glass caused by platinum oxidized and dissolved in the glass in the process of melting the glass, has high transmittance on the short wavelength side in visible light, and has improved defoaming property. The manufacturing method of the optical glass is characterized by comprising the following steps: mixing raw materials; and melting the glass without supplying water, wherein the raw material contains a reducing agent.

A media application provides, as inputs to a diffusion model, an initial image and a request to change illumination in the initial image, wherein the initial image includes a subject and the sky. The media application outputs an output image that satisfies the request using the diffusion model. The media application determines a sky section and a body section from the initial image. The media application generates a sky mask corresponding to the sky section and a body mask corresponding to the body section. The media application modifies the shading of the initial image to match the shading of the output image. The media application mixes the modified initial image with the output image to form a mixed image while using the subject mask to prevent modification of the subject from the modified initial image and using the sky mask to prevent modification of the sky from the output image during mixing.

The present invention provides a detergent composition in which thermal deterioration is suppressed. The detergent composition of the present invention is a liquid detergent composition comprising (a) a fatty acid salt and (b) a sophorolipid, in which the fatty acid salt (a) comprises (a-1) at least one member selected from the group consisting of salts of C14-C22 saturated fatty acids and (a-2) at least one member selected from the group consisting of salts of C14-C22 unsaturated fatty acids, and the components are contained in the following proportions: A) based on 100 mass% of the detergent composition, the total amount of the component (a) is 2-35 mass%; b) the proportion of component (a-2) is 20 parts by mass or more based on 100 parts by mass of the total amount of component (a); and C) the proportion of component (b) is 3 parts by mass or more per 100 parts by mass of component (a-2).