32 results about "Diphenyl phosphite" patented technology

The invention discloses a low-silver copper-base conductive ink and a preparation method thereof. The conductive ink is prepared from the following components in parts by weight: nano copper wires, silver nitrate, indium powder, titanium dioxide powder, bismuth tungstate powder, 500-mesh tourmaline powder acidified carbon fibers, an epoxy resin, sodium hypophosphite, trimethylamine borane, polyoxypropylene glycerol ether, diphenyl phosphite, ethylene bis stearamide, sodium methylene bis-naphthalene sulfonate, polydimethylsiloxane, dipropylene glycol, isopropanol and acetone. The conductive ink has low silver content, thereby greatly lowering the manufacturing and use cost; the conductive ink has the advantages of favorable conductivity and favorable adhesive force, and thus, can be widely used in solar electromagnetic devices, thin film switches, flexible printed circuits and other electronic devices; and therefore, the conductive ink has huge use and application values.

The invention relates to a 1, 1'-ferrocene perfluoroalkyl phosphine nitrogen ligand as well as a preparation method and an application thereof. The preparation method of the 1, 1'-ferrocene perfluoroalkyl phosphine nitrogen ligand comprises the following steps: (1) reacting oxazoline bromoferrocene with a butyl lithium compound in an organic solvent under the condition of existence of an additive; (2) mixing reaction liquid obtained in the step (1) with triphenyl phosphite; and (3) in the solvent, reacting an isodecyl diphenyl phosphite derivative obtained in the step (2) and cesium fluoride with TMSCnF2n+1. The invention also relates to the application of the ligand in an asymmetric allyl displacement reaction catalyzed by metallic palladium. The ligand provided by the invention can be used for catalyzing the allyl displacement reaction of single substituted allyl carbonic ester in a high domain selectivity and high enantioselectivity manner. The synthetic method is simple, mild in conditions, high in yield, convenient in purification and suitable for industrial production; starting materials are low in cost and easy to obtain.

The invention discloses a non-transparent polyvinyl chloride corrugated sheet and a preparation method thereof. The non-transparent polyvinyl chloride corrugated sheet consists of the following components in parts by weight: 80-100 parts of polyvinyl chloride, 1-5 parts of barium stearate, 0.5-1 part of zinc stearate, 0.5-1 part of stearic acid, 0.5-1 part of triphenyl phosphate, 0.2-0.8 part of ammonium polyphosphate, 0.5-1 part of paraffin, 0.5-1 part of isodecyl diphenyl phosphate, 0.5-2 parts of butyl stearate, 0.2-0.8 part of an ultraviolet light absorber, 0.5-2 parts of colorant, 0.2-0.6 part of organic phosphite and 1-2 parts of epoxidized soybean oil. The preparation method comprises processes of stirring and mixing, plasticizing, pelleting and mould pressing, thus obtaining the product. The non-transparent polyvinyl chloride corrugated sheet provided by the invention is excellent in physical performance, and simultaneously the corrugated sheet is good in flame retardant property.

A calcium-zinc liquid stabilizing agent is composed of, by weight, 80-112 parts of calcium hydroxide, 20-45 parts of zinc oxide, 32-56 parts of oleic acid, 12-32 parts of isocaprylic acid, 15-25 parts of nonyl phenol, 17-26 parts of triethylene glycol, 23-45 parts of benzoic acid, 25-30 parts of p-tert-butyl benzoic acid, 13-24 parts of white oil, 10-15 parts of solvent oil, 11-18 parts of D40 oil, 10-14 parts of H80 oil, 15-25 parts of aviation kerosene, 14-20 parts of triphenyl phosphite, 5-10 parts of diisooctyl phenyl phosphite, 3-7 parts of monoisooctyl diphenyl phosphite, 45-56 parts of bisphenol A, and 11-15 parts of dibenzoyl methane. The calcium-zinc liquid stabilizing agent has complete reaction and avoids introduction of impurities during production of PVC products, and improves the sanitary property, heat resistance and processability of the products.

The invention discloses a wear-resistant and stable communication cable material, which is characterized in that it comprises the following components in parts by weight: high-density polyethylene HDPE 80-95, melamine formaldehyde resin 5-16, ammonium polyphosphate 1-2, dimethyl Base silicone oil 1‑2, epoxy butyl oleate 1‑2, tripolyglycerol monostearate 3‑5, glycerol triacetate 1‑2, stearic acid 0.3‑0.5, diphenyl-isooctyl phosphite Esters 1‑2. The preparation method of the invention is simple, the raw material formula is reasonable, the performance is greatly improved, and the wear resistance and stability are good.

The invention relates to insulating oil for an explosion-proof capacitor. The insulating oil is prepared by mixing castor oil, bisphenol A-bis(diphenyl phosphate), diphenyl cresol phosphate, diphenyl phosphite, glycerol, carbomite and melamine. The flame resistance of the insulating oil for the explosion-proof capacitor is greatly improved while the insulativity is guaranteed, when the capacitor is subjected to large-area breakdown, the phenomenon that the capacitor explodes is avoided, and the safety of the capacitor is improved.

The invention relates to the technical field of racks of televisions and particularly relates to a high-strength and stain-resistant plastic rack for a liquid-crystal television. An alloy material is prepared from the following raw materials: HIPS, TPEE, silver-supported cobalt phosphate, fluorosilicone rubber, glass fibers, modified active magnesium hydroxide, aerosil, antimony trioxide, aluminum hydroxide, isodecyl-diphenyl phosphite, EVA, tri(2,4-di-tert-butylphenyl)phosphite, polydiphenylsulfonyl phenylphosphonate, 2,4-dihydroxy benzophenone, modified calcium carbonate, a solubilizer, a curing agent and a coupling agent. Due to the glass fibers, the material is endowed with better mechanical properties and wear resistance; due to the silver-supported cobalt phosphate and the fluorosilicone rubber, the antibacterial and medium-resisting properties of the material can be remarkably improved, particularly the acid/base resistance is excellent; meanwhile, the weather resistance, ozone resistance and radiation resistance of the material are improved, and the requirements of the rack for the liquid-crystal television on high strength, stain resistance and high cost performance are met; the manufacturing process of the product is simple, so that the industrial production is facilitated.

The invention relates to a preparation technology of engineering plastics, in particular to a preparation method of a PC material. The PC material can improve hydrolysis resistance stability and ultraviolet resistance strength, can reduce corrosion of chemicals such as organic solvents and the like, and expands the application range. The method comprises the following steps: (1) proportion of raw materials: respectively weighing PC, polyvinyl chloride, polyethylene, copolyester, nano-active light calcium carbonate, acrylate, and diphenyl phosphite for later use; (2) drying the main material; (3) pretreatment of the main material: adding the PC into a mixing machine, and heating the PC to uniformly and fully melt the PC; (4) initial mixing: adjusting the internal temperature of the mixer to 80-90 DEG C, and adding polyvinyl chloride, polyethylene and nano-active light calcium carbonate into PC in the mixer; (5) overall mixing: reducing the temperature in the mixing machine to 60-70 DEG C, and adding copolyester, acrylate and diphenyl phosphite into the mixture; (6) mixing all the components; and (7) performing extrusive granulation.

The invention discloses an automotive ABS plastic alloy material and a preparation method thereof. ABS, SMA, EPDM, glass fiber, DCP, PP, PTT, TLCP, HDPE, alkyl methyl phosphite diplenyl ester and UHMWPE are weighed according to parts of weight, the tensile strength of the product is 60-100 MPa, the elongation at break is 140-180%, the impact strength is 35-55 kJ/m<2>, the melt flow index of the product is 6-8 g/10 min, and the rockwell hardness is 100-120; the product is high in strength, the bending strength is 100-140 MPa, the elastic modulus in bending is 2.2-2.6 GPa, the viscosity is 560-600 MPa.s, and a vicat softening point is 120-160 DEG C.

The invention discloses a metal outer layer flushing agent. The metal outer layer flushing agent is composed of the following raw materials of, by weight, 20-25 parts of sodium polyacrylate, 4-6 parts of trifluoroethanol, 4-6 parts of nonylphenol polyoxyethylene ether, 4-6 parts of sodium citrate, 6-8 parts of EDTA tetrasodium, 6-8 parts of chitosan, 6-8 parts of sodium dodecyl sulfate, 4 parts of acetic acid, 4 parts of ethylene glycol, 4 parts of triethanolamine, 4 parts of di-o-tolyl-thiourea, 4 parts of sodium gluconate, 4 parts of carboxymethyl cellulose, 4 parts of sodium oleate, 4 parts of sodium pyrophosphate, 4 parts of silicon dioxide, 2-4 parts of non-ionic surface active agents, 2-4 parts of anion surface active agents, 2-4 parts of antifoaming agents, 2-4 parts of trisodium phosphate and 2-4 parts of stabilizing agents, wherein the stabilizing agents are selected form one or more kinds of isodecyl diphenyl phosphite, phosphorous acid diisodecyl phenyl ester, butyl epoxystearate, essien ester ethylenediamine tetramethylene sodium etidronate. The treating agent of the invention has the good cleaning effect.

The invention relates to a wood anti-ageing paint, containing additives and a carrier, wherein the formula contains the following materials in weight percentage: 0.5-1.5% of ground calcium carbonate,10-30% of oleic acid polyoxyethylene ester, 10-30% of polyethylene wax, 10-30% of styrene, 1-3% of aluminium nitride powder, 1-3.5% of diphenyl phosphite, and 10-40% aziridine cross-linking agent. A product prepared according to the method has very strong anti-ageing performance.

The invention discloses anti-aging agent composition and a preparation method thereof. The anti-aging agent composition comprises 3, 5-bis(1,1-dimethylethyl)-4-hydroxybenzenepropanoic acid thiodi-2,1-ethanediyl ester, isooctyl diphenyl phosphite and 2-mercaptobenzimidazole. The invention further discloses a styrene type thermoplastic elastomer and a preparation method thereof. The styrene type thermoplastic elastomer comprises a styrenic block copolymer and the anti-aging agent composition provided by the invention. The anti-aging agent composition is applied to the styrene type thermoplastic elastomer, so that the aging resistance and the yellowing resistance of the styrene type thermoplastic elastomer can be greatly improved; and besides, components of the anti-aging agent composition contain low toxicity, so that environment pollution cannot be caused.

A polyethylene soft pipe includes 50-150 g of polyethylene resin, 30-40 g of monoisooctyl diphenyl phosphite, 1-5 g of a plasticizer and 5-15 g of stearic acid. The polyethylene soft pipe has good use effects and is beneficial to long time use.

The invention discloses an automobile PSF plastic alloy material and a preparation method thereof. The preparation method comprises the following steps: weighing PSF, SMA, PP, PTT, ABS, alkyl diphenyl methyl phosphate, paraffin, EVA, organic montmorillonite, PS and heat stabilizer according to a ratio of weight parts. The tensile strength of a product is 45 to 65 MPa, the elongation rate is 20 to 60 percent; the product is resistant to high temperature, and the vicat softening point is 170 to 190 DEG C; the product strength is high, and the impact strength is 220-260 J/m; the viscosity is 1.1 to 1.5 Pa.S, the cost is low, and the operation is simple.