124 results about "2-hydroxy-4-methoxybenzophenone" patented technology

The present invention provides a sunscreen cosmetic comprising: (1) an UVA absorbent selected from one, two or more from hexyl diethylaminohydroxybenzoylbenzoate, 2,4-bis{[4-(2-ethylhexyloxy)-2-hydroxy]-phenyl}-6-(4-methoxyphenyl)-1,3,5-triazine, 4-tert-butyl-4-methoxydibenzoylmethane, and 2-hydroxy-4-methoxybenzophenone, and (2) resin spherical powder containing inside 35% or more of hydrophobicized ultra fine particles of titanium oxide.

The object of the present invention is to provide a sunscreen cosmetic containing an UVA absorbent and ultrafine particles of titanium oxide wherein staining of clothing due to secondary adhesion is prevented.

The present invention aims to provide a sunscreen cosmetic that does not contain diethylamino hydroxybenzoyl hexyl benzoate, can absorb a wide range of wavelengths of UV rays across the UVA and UVB regions, and prevent staining (dyeing) due to secondary adhesion to clothing. The present invention relates to a sunscreen cosmetic containing 2-hydroxy-4-methoxybenzophenone, 2-ethylhexyl p-methoxycinnamate, and octocrylene, a volatile hydrocarbon oil, and zinc oxide and/or titanium oxide hydrophobized with an agent other than fatty acids.

The invention discloses an optical adhesive, which is prepared from the following ingredients in parts by weight through mixing: 35-38 parts of polyurethane-acrylate prepolymer, 0.4-0.8 part of 2-hydroxy-4-methoxybenzophenone, 8-12 parts of isobornyl acrylate, 35-40 parts of a plasticizer, 6-8 parts of a coupling agent, 2-3 parts of a photoinitiator and 1-2 parts of an antioxidant. The invention further discloses a preparation method for the optical adhesive, which comprises the following steps: uniformly mixing the polyurethane-acrylate prepolymer, the 2-hydroxy-4-methoxybenzophenone, isobornyl acrylate, the plasticizer, the coupling agent, the photoinitiator and the antioxidant, heating the mixture to 50-80 DEG C, stirring for reaction for 1.5-1.8 h, performing vacuum-pumping for removing bubbles, and cooling, so that the optical adhesive is prepared. The optical adhesive provided by the invention has the advantages as follows: yellowing and ageing speed of the optical adhesive is lowered in the use process greatly, the service life of the optical adhesive is prolonged, and the refractive index of the optical adhesive is increased.

The invention relates to the technical field of polymer films and particularly relates to an anti-ultraviolet blue light protection film. The protection film is a composite film compounded by a polyurethane layer and a polyester layer, wherein the polyurethane layer and the polyester layer are compounded by a compound adhesive layer; the compound adhesive layer is an adhesive coating containing an ultraviolet blue light absorbent; the adhesive is a PVB adhesive; the ultraviolet blue light absorbent is a compound agent prepared from modified or unmodified melanin powder, 2-hydroxy-4-methoxybenzophenone and titanium dioxide. The preparation method of the film is simple; the film has high light transmittance, is capable of effectively absorbing ultraviolet light and blue light, and can be applied to multiple fields such as electronic industrial products and automobile adhesion films and the like according to different thicknesses of the film.

The invention discloses a production method of uvioresistant fiber. The production method includes the steps of preparing uvioresistant master-batches; mixing and drying uvioresistant compound additive and carrier resin, melting the mixture in a screw extruder for extrusion and pelletizing to obtain the uvioresistant master-batches; producing the uvioresistant fiber; and slicing and blending the uvioresistant master-batches and the fiber, and performing spinning, winding and drafting to obtain the uvioresistant fiber. The uvioresistant compound additive comprises, by weight, 30-40 parts of titanium dioxide, 20-25 parts of aluminum oxide, 3-5 parts of zeolite, 15-20 parts of 2-hydroxy-4-methoxybenzophenone, 10-15 parts of 4-t-butylphenyl salicylate, and 1-5 parts of sodium polyacrylate dispersant. The uvioresistant fiber is high in ultraviolet resistance, highly durable, nontoxic and safe.

The invention relates to a polymer material used for 3D printing. The polymer material comprises polyurethane acrylate, epoxy resin, ethyl cellulose, polyethylene wax, wollastonite powder, hydrogenated abietinol, epoxy acrylate, 2-hydroxy-4-methoxybenzophenone, trioctyl trimellitate, dipropylene glycol diacrylate, benzidine, polyoxyethylene laurate, nano-nickel oxide, poly(butyl acrylate), trimesic acid, isodecyl acrylate, barium stearate and calcium stearate. The prepared material has higher tensile strength and tensile modulus, retains good toughness, has good performance indexes, such as elongation at break and impact strength, not only has rather high toughness but also has higher heat resistance and good usability.

The invention discloses an antibacterial polyethylene pipe and a preparation method thereof. The antibacterial polyethylene pipe is prepared from, by weight, 97-99 parts of polyethylene resin, 0.1-1.0 part of crosslinking agent, 0.2-1.2 parts of antioxidant, 0.1-0.5 part of compatilizer, 0.1-0.5 part of 2-hydroxy-4-methoxybenzophenone, 0.1-0.3 part of antibacterial agent, 0.05-0.09 part of antibacterial synergist and 0.1-0.2 part of modifier. Through double action of the antibacterial agent and the antibacterial synergist, antibacterial performance of the polyethylene pipe is improved remarkably, bacteria and microorganism cells are killed, secondary pollution in the process of water delivery is reduced, and water is maintained clean and sanitary. The modifier can remarkably enhance mechanical performance of the polyethylene pipe. The preparation method is simple and easy to implement and has great application prospect and social benefit.

The invention discloses a composite modified asphalt based on a multi-component biomass material, and a preparation method thereof, wherein the raw materials comprise, by mass, 100 parts of matrix asphalt, 2.5-5 parts of hogwash oil, 10-20 parts of waste rubber powder, 2-4 parts of soybean fatty acid, 1-3 parts of yak manure, 2-4 parts of coffee residue, 1-3 parts of boron nitride, 0.5-1.5 parts of 2-hydroxy-4-methoxybenzophenone, and 0.1-0.15 part of a stabilizer. According to the present invention, the low temperature ductility and the softening point of the modified asphalt produced through the raw materials, the matching ratio and the process are significantly improved, wherein the softening point can be increased by more than 10 DEG C, the 5 DEG C ductility can be improved by more than 80 mm, the needle penetration index is not substantially affected, and the industry standard requirements are met; and the preparation process is simple, the doping amount of the modifier is high, and the produced modified asphalt pavement material can partially replace the petroleum asphalt for road engineering, and can alleviate the consumption of the non-renewable petroleum asphalt to a certain extent.

The invention discloses an ultraviolet blocking agent, and relates to the technical field of fabric after finishing, and the ultraviolet blocking agent is composed of the following components in partsby weight: 68-75 parts of modified polyurethane, 5-9 parts of an antibacterial agent, 4-7 parts of 2-hydroxy-4-methoxybenzophenone, 2-4.5 parts of nano zinc oxide powder, 2-4 parts of nano titanium dioxide powder, 5-8 parts of solvent oil, 3-6 parts of a TDI trimer curing agent and 2-6 parts of polyethylene glycol; the antibacterial agent comprises the following components by weight: 20-35 partsof silver sulfonate, 12-34 parts of Polyhexamethylene biguanidine hydrochloride, 5-15 parts of aloe vera juice and 6-12 parts of Dimethyl octadecyl ammoniumchloride. The ultraviolet blocking agent solves the problem that the nylon skin clothing fabric has poor anti-ultraviolet effect and antibacterial effect, and the ultraviolet blocking agent added with the antibacterial agent can improve the antibacterial property while improving the anti-ultraviolet effect.

The invention discloses an attractant for Anagrus nilaparvatae (natural enemies of rice planthoppers), which comprises components including gaultherolin, cis-3-hexenal, liquid paraffin, 2, 6-di-tert-butyl-p-cresol and 2-hydroxy-4-methoxybenzophenone in a weight ratio of (0.01-0.10): (0.01-0.10):(0.2-2):(0.01-0.1):(0.01-0.1). In the invention, the attractant is made by artificially synthetic pest attracting volatile matters and can attract female adults of Anagrus nilaparvatae which are important natural enemies of rice planthoppers in ovigerm stage to reduce the quantity of rice planthopper colonies and reduce the damage of the rice planthoppers. The attractant has the characteristics of low cost, high efficiency, environmental friendliness, safety for human beings and livestock and the like.

The invention discloses an ultraviolet-resistant anti-aging water-based paint for external walls. The invention is characterized in that the water-based paint is prepared from the following raw materials in parts by weight: 28-30 parts of pure acrylic emulsion, 9-11 parts of water-based polyurethane resin, 3-5 parts of granite powder, 4-6 parts of precipitated barium carbonate, 0.8-1 part of 2-hydroxy-4-methoxy diphenyl ketone, 4-6 parts of silicon dioxide, 3-5 parts of paper clay, 2-3 parts of ethylene tar, 1-1.5 parts of dispersing agent NNO, 6-8 parts of modified round-grain mortar and 25-30 parts of water. By adopting the special formula and combining the sand wall paint and ultraviolet-resistant paint, the 2-hydroxy-4-methoxy diphenyl ketone has ultraviolet absorption effect; and by adding the modified round-grain mortar, the water-based paint has the advantages of favorable dispersion effect, high hardness and favorable wear resistance. The coated film has the advantages of beautiful tactile sensation, light weight, favorable dispersity, favorable adhesiveness and elegant appearance, can not increase the pressure of the building, and can satisfy different decoration demands.

The invention discloses a making method for an anti-ultraviolet all-cotton shirt. The method comprises the steps of: 1) conducting liquid ammonia treatment on an all-cotton shirt fabric; 2) mixing 3-5 parts of coconut oil fatty acid monoethanolamide, 7-8 parts of zeolite, 7-8 parts of salicylic acid-4-tert-butyl phenyl ester, and 8-9 parts of 2-hydroxy-4-methoxy benzophenone, then slowly adding 2-3 parts of vinyl trimethoxy silane, 3-4 parts of sodium polyacrylate, 20-25 parts of titanium dioxide and 30-35 parts of aluminum oxide at the same time, controlling the charging time within 30-35min, then conducting further mixing for 1-2h, thus obtaining an anti-ultraviolet finishing agent; 3) subjecting the fabric to dip padding treatment in an impregnating solution containing 45-50% of the anti-ultraviolet finishing agent, keeping the pressure at 1-2MPa and the liquid rate at 73-75%, performing drying, then keeping the fabric at a constant temperature of 130-135DEG C for 30-35min; 4) subjecting the treated fabric to drying, cutting, and garment making; and 5) carrying out steam finishing and shaping at 160-165DEG C for 5-8min. The all-cotton shirt made by the method provided by the invention has the advantages of excellent anti-ultraviolet function, strong durability, no toxicity and safety.

The invention discloses ABS (Acrylonitrile Butadiene Styrene) resin-polyethylene composite modified plastic. The composite modified plastic comprises ABS resin, polyethylene and additives, wherein the additives include a toughening agent, a compatilizer, a weather-resistant agent, a nucleating agent and a heat stabilizer; the toughening agent is polyvinyl butyral; the compatilizer is modified polyacrylic ester; the weather-resistant agent is 2-hydroxy-4-methoxybenzophenone; the nucleating agent is zirconium oxide; the heat stabilizer is dioctyl(maleate)tin. The prepared ABS resin-polyethylene composite modified plastic has the effects of high intermiscibility, high transparency, high mechanical strength, high weather resistance, high heat stability and the like.

The invention relates to a high weathering resistance fire retardation ABS composite material, which comprises the following raw materials, by mass, 70-85 parts of a ABS resin material, 5-10 parts of PEI, 0.5-1 part of polytetrafluoroethylene, 0.5-1 part of a lubricant, 0.1-0.5 part of an ultraviolet absorber, 0.4-0.6 part of an antioxidant, and 10-20 parts of a fire retardation agent, wherein the ABS resin is an acrylonitrile-butadiene-styrene copolymer, the lubricant is calcium stearate or tristearin, the ultraviolet absorbent is 2-hydroxy-4-methoxybenzophenone, 2-hydroxy-4-n-octyloxy benzophenone or 2-(2'-hydroxy-3',5'-di-tert phenyl)-5-benzotriazole chloride, and the fire retardation agent is one or two selected from triphenyl phosphate and ultrafine magnesium hydroxide. According to the present invention, PEI and ABS are compounded, and then a fire retardation agent, polytetrafluoroethylene, an ultraviolet absorber and an antioxidant are added so as to improve mechanical property, weathering resistance and fire retardation of the material.

The invention discloses a highly-transparent anti-ultraviolet nano-cellulose composite film and a production method thereof. The matrix of the composite film is polyvinyl alcohol, and a reinforcing phase is modified cellulose nano-fibers. The production method comprises the following steps: preparing cellulose nano-fibers modified with 2-hydroxy-4-methoxybenzophenone and epoxidized soybean oil; and mixing the modified cellulose nano-fibers with a polyvinyl alcohol-water solution according to a certain mass ratio, and drying the obtained mixture in an oven to obtain the uniform and transparentcomposite film. Raw materials in the invention are derived from biomass, so the composite film is biodegradable, and has good biocompatibility. The shortcoming of poor stability of a small-molecule ultraviolet absorbent is overcome, and the epoxidized soybean oil can be used as a plasticizer to increase the flexibility of the composite film. Nano-particles in the composite film are uniformly dispersed in the matrix, the composite film has a high transparency and can provide a significant anti-ultraviolet effect, and the ultraviolet protection effect can be controlled by controlling the addition amount of the nano-particles in the film.

The invention discloses an attractant for Anagrus nilaparvatae which are natural enemies of rice planthoppers, which comprises components including linalool, liquid paraffin, 2, 6-di-tert-butyl-p-cresol and 2-hydroxy-4-methoxybenzophenone in a weight ratio of (0.01-0.10):(0.2-2):(0.01-0.1):(0.01-0.1). The attractant can attract female adults of Anagrus nilaparvatae which are important natural enemies of rice planthoppers in ovigerm stage, so as to reduce the quantity of rice planthopper colonies and reduce the damage of the rice planthoppers to rice plants. The attractant has the characteristics of low cost, high efficiency, environmental friendliness, safety for human beings and livestock, and the like. The attractant for Anagrus nilaparvatae which are the natural enemies of the rice planthoppers have a bright industrialization prospect; and as the preparation method is simple, the attractant is particularly suitable to be used in pollution-free production of rice and can create great economic, social and ecological benefit.

The invention provides a self-cleaning coating material for castings. The self-cleaning coating material is prepared from the following raw materials by weight: 40-60 parts of modified acrylic resin,10-18 parts of a polytetrafluoroethylene emulsion, 4-9 parts of trimethylolpropane oleate, 3-5 parts of nano titanium dioxide, 2-4 parts of nano silicon carbide, 2.5-5 parts of nano zinc oxide, 2-5 parts of nano cerium oxide, 1-3 parts of gamma-aminopropyl triethoxysilane, 1.5-4 parts of 2-hydroxy-4-methoxybenzophenone, 1-3 parts of a mixed antioxidant, 0.5-2 parts of 3-(2, 2, 6, 6-tetramethylpiperidine-4-amino)dodecyl propionate, 1-2.5 of tri(2-hydroxyethyl)isocyanurate, 0.8-2.5 parts of an antibacterial mould inhibitor, 0.3-1 part of a leveling agent EFKA-3772, and 10-20 parts of a diluent.The coating material has the advantages of high mechanical strength, good self-cleanliness and strong ageing resistance, thus having wide application prospects.

The invention discloses a circuit board substrate with good heat dissipation. The circuit board substrate comprises the following raw materials in parts by weight: 60-80 parts of bisphenol A type epoxy resin, 20-30 parts of polytetramethylene adipamide, 10-20 parts of silicone resin, 10-20 parts of phenolic resin, 3-6 parts of glass fiber, 5-10 parts of calcium carbonate, 8-16 parts of silicon carbide, 3-6 parts of graphene, 5-10 parts of diamond micro-powder, 10-20 parts of polyethylene glycol, 2-6 parts of 2-hydroxy-4-methoxybenzophenone, 1-2 parts of N, N-dimethylformamide, 2-4 parts of di-2,4-dichlorobenzoyl peroxide, 1-2 parts of an antioxidant, and 3-5 parts of copper foil. The invention also discloses a preparation method of the circuit board substrate with good heat dissipation. The circuit board substrate has good heat dissipation performance under the cooperation effect of various raw materials, and ensures the service life and performance of the electronic products.

The invention discloses a method for preparing crude 2-hydroxy-4-methoxybenzophenone. The method comprises the following steps of: adding crude 2,4-dihydroxybenzophenone and sodium carbonate into dimethyl sulfate according to a proportion; raising temperature, and preserving heat and reacting at the temperature of between 70 and 78 DEG C in a reaction vessel; after the reaction, washing a product in water until pH value is 6.5 to 8.0; and standing and layering, taking the material of the lower layer, and performing dehydration to obtain the crude 2-hydroxy-4-methoxybenzophenone. The method is simple, can be operated safely and conveniently and is environmental-friendly; the obtained product has high yield and purity, and the purity of the crude 2-hydroxy-4-methoxybenzophenone is over 98.0 percent; and the residual solvent of the final product does not contain solvents of first class, such as alkanes and the like, and the method meets the standard requirement of the United States Pharmacopeia (USP).

The invention discloses a stably modified polyformaldehyde material. The stably modified polyformaldehyde material is prepared from the following raw materials in parts by weight: 62 to 85 parts of polyformaldehyde, 5 to 9 parts of carbon black, 4 to 13 parts of triethanolamine, 3 to 9 parts of dicyandiamide, 4 to 8 parts of ammonium molybdate, 2 to 10 parts of triphenyl phosphate, 3 to 8 parts of methyl stearate, 2 to 9 parts of 2-hydroxy-4-methoxybenzophenone, 3 to 10 parts of calcium hydroxide, 2 to 6 parts of magnesium carbonate, 3 to 9 parts of zinc sulfate, 2 to 7 parts of organic titanium, 3 to 8 parts of urea, 2 to 7 parts of tourmaline and 1 to 5 parts of antioxidant. The invention further discloses a preparation method of the stably modified polyformaldehyde material. According to the polyformaldehyde material prepared by using the preparation method, the range of the heat resistant temperature is 123 to 135 DEG C, the tensile strength is 76 to 96 MPa after being irradiated by a 1000h xenon lamp, the notch impact strength is 8.6 to 10.3 KJ/m<2>, and the polyformaldehyde material has the advantages of good heat resistance and aging resistance and good stability and is suitable for a larger applicable range.