31 results about "Resorcinol monobenzoate" patented technology

The invention discloses a low-temperature-resistant automobile nylon composite and a preparation method thereof. The low-temperature-resistant automobile nylon composite is prepared from the following raw materials by weight: 45 to 65 parts of nylon 11, 30 to 40 parts of nylon 1010, 15 to 20 parts of polyoxymethylene, 17 to 23 parts of bis[2-(2-butoxyethoxy)ethyl] adipate, 12 to 18 parts of di-iso-butyl ester nylon acid, 10 to 15 parts of potassium hexatitanate whisker, 4 to 7 parts of zirconium silicate, 2.5 to 4.5 parts of isocetyl palmitate, 2 to 3 parts of hydroxystearic acid, 1 to 2 parts of barium laurate, 1 to 2 parts of barium myristate, 10 to 15 parts of resorcinol monobenzoate, 3 to 6 parts of vitamin E, 2 to 4 parts of distearyl alcohol pentaerythritol diphosphite, 1 to 2 parts of hydroxyl-aluminum p-tert-butyl benzoate, 1.5 to 2.5 parts of 3,4-dimethyl dibenzylidene sorbitol, 10 to 15 parts of oil shale residue, 8 to 12 parts of calcined clay, 5 to 10 parts of barite powder and 10 to 15 parts of modified kaolin. The nylon composite provided by the invention has excellent low temperature performance and can even be normally used at a low temperature of -50 DEG C; moreover, the nylon composite has high impact strength toughness, bending strength and rigidity, effectively prolongs the service life of a nylon material and broadens the application scope of the nylon material.

The invention discloses modified boehmite for heatproof flame retardant cable materials and a preparation method thereof, and the modified boehmite is made from the following raw materials by weight: 100 parts of boehmite, 15-25 parts of expanded graphite powder, 3-6 parts of triglycidyl isocyanurate, 20-30 parts of nano black stone, 10-15 parts of ceramic beads, 10-15 parts of butyl benzyl phthalate, 2-3 parts of 4-amion-2,2,6,6-tetramentylniperidine, 5-10 parts of phenyl isopropylphenyl phosphate, 1.5-2.5 parts of 2-hydroxy magnesium benzoate, 2-3 parts of p-hydroxy benzoic acid hydrazide, 4-6 parts of behenamide, 0.5-1.5 parts of resorcinol monobenzoate, 1-2 parts of dilauryl thiodipropionate and 3-5 parts of an auxiliary. The modified boehmite has the advantages of high in acid resistant, flame retardant and smoke suppression functions, good in filling effect, free of secondary pollution after combustion, low cost, and the like, not only can improve the flame retardant properties of the cable materials, but also can improve the heat resistance, corrosion resistance, dielectric property and mechanical strength of the cable materials.

The invention discloses an outdoor feedwater anti-ageing PE tubular product and a preparation method thereof. The outdoor feedwater anti-ageing PE tubular product is prepared from the following raw materials in parts by weight: 55-65 parts of high density polyethylene, 25-35 parts of poly diallyl terephthalate, 15-20 parts of bisphenol A type polyarylate, 4-7 parts of lignite wax, 3-5 parts of ethylene bis stearamide, 6-9 parts of methyl fluoride silicone oil, 2.5-4.5 parts of pentaerythritol monooleate, 10-15 parts of titanium white powder, 10-15 parts of organic montmorillonite, 1-2 parts of dibutyltin dilaurate, 2-4 parts of basic lead carbonate, 1.5-2.5 parts of ethyl-3-amino crotonate, 2-3 parts of diphenylthiourea, 1-2 parts of di(dioctylpyrophosphato) ethylene titanate, 4-8 parts of bis(2-ethylhexyl)phosphate, 18-24 parts of filling master batch, 2-3 parts of bis(2,4-di-tert-butylphenyl)pentaerythritol diphosphite, 1-2 parts of 2,4-di tertbutyl phenol, and 1-2 parts of resorcinol monobenzoate. The PE tubular product, provided by the invention, is good in age resistance and prominent in environmental stress crack resistance and anti-ultraviolet performance, has good heat resistance, flexibility, wear resistance and chemical corrosion resistance, and is long in service life.

The invention discloses phenolic resin and urea resin composite modified plastic, comprising phenolic resin, urea resin and additives, wherein the additives comprise a toughening agent, a plasticizer, a weathering resisting agent, a compatilizer and a coupling agent, the toughening agent is polyvinyl alcohol, the plasticizer is diamyl phthalate, the weathering resisting agent is resorcinol monobenzoate, the compatibilizer is phthalic anhydride, and the coupling agent is vinyl triethoxysilane. The prepared phenolic resin and urea resin composite modified plastic has the effects of weathering resistance, good toughness, excellent dimensional stability and the like.

The invention discloses an easily-degradable anti-microbial nylon composite material and a preparation method thereof. The preparation method comprises the steps of with nylon resin, aluminum titanate fiber, ethyl acetate amide and hydroxystearic acid as the main components, adding N-ethylene amide distearate, resorcinol monobenzoate, octadecanoyl tributyl citrate, germanium powder, spinel powder, cetearyl alcohol, butylhydroxyanisole, zinc ricinoleate, dibutyltin diacetate, barium laurate soap, a silane coupling agent, an antioxidant and an antioxidant, and carrying out processes of stirring grinding, high-temperature calcination, ultrasonic dispersion, high-temperature smelting, extrusion molding and the like, so as to obtain the nylon composite material. The prepared nylon composite material has wide anti-microbial range, good sterilizing effect and excellent degrading performance, can meet the industrial requirements and further has a relatively good application prospect.

The invention discloses a polyvinyl chloride cable material with good light and heat stability and a preparation method thereof. The polyvinyl chloride cable material is prepared from 79-92 parts by weight of polyvinyl chloride, 36-48 parts by weight of polyvinylpyridine, 15-20 parts by weight of resorcinol monobenzoate, 18-24 parts by weight of pandermite, 20-30 parts by weight of a copolymer of vinyl chloride and vinyl isobutyl ether, 22-34 parts by weight of picrite, 8-13 parts by weight of triglycidyl isocyanurate, 6-7 parts by weight of a di-n-octyltin moleate polymer, 8-10 parts by weight of butyl stearate, 14-22 parts by weight of titanium dioxide and 13-21 parts by weight of apatite. Through polyvinyl chloride cable material formula improvement such as use of polyvinylpyridine, the copolymer of vinyl chloride and vinyl isobutyl ether, aromatic hydrocarbon-modified terpene resin, pine soot, epoxidized methyl acetoricinoleate and titanium dioxide, the prepared cable material has good light stability, good heat stability and good weatherability, greatly reduces polyvinyl chloride cable material light and heat aging rates and prolongs a service life of the polyvinyl chloride cable material.

The invention discloses a surface-treated connecting device for a modular building. A preparation method comprises the following steps of preparing a prepolymer by using acrylic acid, N-hydroxymethylacrylamide, 1,4-cyclohexanedimethanol diacrylate, N-vinyl pyrrolidone, lauryl methacrylate, iso-tridecanol polyoxyethylene ether and resorcinol monobenzoate as raw materials; preparing a binder by using 4,4'-ditrifluoromethoxy azobenzene, dicumyl peroxide, tetraglycidyl ether based tetraphenyl ethane, lauryl methacrylate, maleic anhydride and 4-dimethylaminopyridine as raw materials; preparing a primer by using hydroxy silicone resin, dimethyl imidazole, solid amine, vinyltrimethoxysilane, copper phthalocyanine and vinylcyclohexene diepoxide as raw materials; afterwards, treating the connecting device, and completing the surface treatment on the connecting device for the modular building.

The invention discloses a high-viscosity polyurethane sealant. The polyurethane sealant is prepared from polyurethane resin, a tackifier, a crosslinking agent, a plasticizer, an anti-scratching agent and an ultraviolet absorbent, wherein the tackifier is pentaerythritol ester of rosin, the crosslinking agent is hydroxy-propyl acrylate, the plasticizer is dioctyl phthalate, the anti-scratching agent is palm wax, and the ultraviolet absorbent is resorcinol monobenzoate. The high-viscosity polyurethane sealant is prepared from polyurethane resin and five additives, namely the tackifier, the crosslinking agent, the plasticizer, the anti-scratching agent and the ultraviolet absorbent, and the prepared product has the advantages of strong viscosity, high quality, convenience in processing, good scratching resistance, aging resistance, discoloring resistance and good using effect.

The invention discloses an anti-ultraviolet automobile paint film. The automobile paint film solvent comprises in percent by weight: 70% of vinyl resin, 21% of polyester cellulose, 53% of magnesium dioxide, 12% of a light stabilizer HPT, 16% of resorcinol monobenzoate, 13% of benzotriazole chloride, 3% of magnesium oxide, and 6% of sodium oxide; and the automobile paint film solvent finished product is prepared by adding 6% of deionized water. The painting process steps are as follows: cleaning an automobile body, performing clay adsorption treatment, performing rubber edge protection, polishing the automobile paint, coating a gloss restoring agent, performing degreasing treatment after cleaning the automobile body, coating the automobile film, performing spraying with a spraying gun afteradding a film coating agent, and performing clean washing after the film coating agent is remained for 30 min. The material has strong antioxidant property, the penetration rate of acidic substancesin the common automobile paint is 26%, and the penetration rate of acidic substances decreases to 1-2% after coating a nano automobile cover. The automobile film is successfully protected from damagesof vinegar rain and other acidic substances by the automobile cover without oxidation itself.

The invention relates to the technical field of medical tapes, and discloses a special tape for protective clothing, comprising a polypropylene base film layer and a pressure-sensitive adhesive layer, and the pressure-sensitive adhesive layer is adhered to one side of the polypropylene base film layer; The polypropylene base film layer is made of polypropylene composite material, and the polypropylene composite material, in parts by weight, includes the following components: 40-80 parts of polypropylene, 20-40 parts of modified hollow glass fiber, and 1 compatibilizer ~5 parts, 0.2-1 part of lubricant, 0.2-1 part of antioxidant, and 0.2-1 part of anti-radiation agent; wherein, anti-radiation agent comprises butylmethoxydibenzoylmethane, 4-methoxycinnamic acid- 2-ethylhexyl ester, 2-hydroxy-4-n-octyloxybenzophenone, 2,4-dihydroxybenzophenone, resorcinol monobenzoate, 2-(2-hydroxy-5 -methylphenyl) at least one of benzotriazole and benzophenone-3. This special tape has excellent radiation resistance, heat resistance and transparency.