55 results about "ACETONE/ALCOHOL" patented technology

The microwave catalytic biomass cracking process for preparing biological oil with rich acetone alcohol features using sodium carbonate as catalyst, silicon carbide as microwave absorbing medium, microwave source as heat source for cracking biomass, and ice water mixture for cooling volatile component to obtain biological oil with rich acetone alcohol. By means of the unique temperature effect of microwave in biomass particle and the unique catalyzing effect of sodium carbonate in cracking biomass, the present invention realizes the creation of acetone alcohol in high selectivity. The present invention can obtain liquid product with acetone alcohol content of 30-55 % and raise the utilization value of acetone alcohol greatly. The present invention uses cheap and facile material and catalyst and has greatly shortened reaction period.

This invention discloses a method for preparing 1, 3-propylene glycol from glycerol. The method has such advantages as high catalytic activity, mild reaction conditions, high product selectivity, high product purity, simple process. The method comprises: (1) adding 95% glycerol and 30% oxydol into a round bottom flask, setting condensing tube and drying tube, heating to 100 deg.C under stirring, and reacting for 1-3 h to obtain acetone alcohol; (2) adding acetone alcohol into a pressure reaction kettle loaded with transition oxometalate catalyst, introducing hydrogen for 4-6 h at 100-200 deg.C and 10 MPa, reacting, and rectifying to obtain 1,3-propylene glycol.

The invention relates to a preparation method of granulating agent for plastic processing, in particular to a preparation method of granulating anti-oxidant for metaformaldehyde processing. The granulating agent is composed of anti-oxidant, common stabilizer, acid absorber and lubricant. The preparation method comprises mixing the powder agents aforementioned uniformly, using acetone alcohol and water as adjuvants, adding at least one adjuvant into the uniform powder agent, using twin-screw extruder to extrude and granulate at room temperature, drying to obtain granulating agent. The agent has high rigidity and non dust generation in carriage and transmission. The granulating agent has significant alloying effect, which can be used in metaformaldehyde resin to obtain lower yellow index, higher thermal decomposition temperature, higher product thermal stability and better application effect than the metaformaldehyde resin applied with powder agent.

This invention relates generally to a process for value-added processing of fats and oils to yield glycerol and glycerol derivatives. More particularly, the process converts glycerol to acetol and then acetol to propylene glycol to produce a propylene glycol with ultra-low amounts of ethylene glycol. The propylene glycol thus produced may be used as an antifreeze, deicing compound, or anti-icing compound.

The invention discloses a method for preparing sodium copper chlorophyllin by using watermelon outer peel, comprising the following steps: watermelon outer peel is pulverized and freeze-dried; acetone-alcohol mixed solvent is added into the processed watermelon outer peel powder, and the mixture is performed with ultrasonic extraction after being mixed evenly; the extract liquor is filtrated, the filtrate is dried by vacuum evaporation so as to obtain crude chlorophyll, the crude chlorophyll is dissolved in ethanol, the undissolved substance is eliminated, NaOH solution is used to adjust the acidity and alkaline of chlorophyll to alkalescence, and the produced sediment is eliminated; the process of heating, back flow and saponification are carried out; the saponification liquid is extracted with petroleum ether while oscillating until the petroleum ether extraction layer is faint yellow, then the petroleum ether is eliminated; 5% CuSO4-5H2O solution is added and the mixture is stirred and heated; pH is adjusted to be 1 by hydrochloric acid, the mixture is oscillated evenly after isopyknic distilled water is added, and then the mixture is poured into a separating funnel for standing; after standing for layering, liquid on the lower layer is eliminated to obtain copperchlorophyll; the obtained copperchlorophyll is poured into NaOH solution, then the pH is adjusted to be 11; the mixture is dried to obtain sodium copper chlorophyllin. The method needs no heating, and has small chlorophyllin loss, short extraction time, small solvent loss and high extraction efficiency.

The invention relates to a UV-curing hand feeling coating based on elastic urethane acrylate and a preparation method of the UV hand feeling coating. The UV-curing hand feeling coating comprises the following components in percentage by weight: 30-35% of elastic urethane acrylate, 5-8% of matt powder, 8-10% of a photoinitiator, 35-40% of diacetone alcohol, 0.2-0.5% of a levelling agent, 0.8-1.5% of a hand feeling auxiliary, and 5-21% of monomer. The UV-curing hand feeling coating has the following benefits: 1), elastic polyester glycol is used in the preparation process of urethane acrylate, the main chain of the elastic polyester glycol is a C-C straight chain and main chain molecules are coiled, and after film formation through crosslinking, the coiled molecule can be stretched and shows elasticity under the effect of external force, so that the elasticity and flexibility of the UV-curing hand feeling coating are excellent; 2), a preparation method is simple, the prepared coating is good in adhesive force, and high in curing speed, and the hand feeling of the coating can be adjusted conveniently.

The invention relates to quick-drying elastic paint and a using method thereof. The quick-drying elastic paint is prepared from a main agent component A, a curing agent component B and a diluting solvent component C. The component A is prepared from an organic tin drier, methylisobutylketone, n-butyl acetate, butanone, mixed dibasic acid ester, elastic resin, polyester resin, wear-resistant wax slurry and the like; the component B is a curing agent resin, and the component C comprises ethyl acetate, diacetone alcohol, isopropanol, an organic tin drier and an organic tin complexing aid. Compared with the prior art, the drying and curing speed is high, the activation period is long, and the activation period and the drying speed of the elastic paint can be flexibly adjusted by adjusting theproportion of the organic tin drier in the main agent component A and the diluent component C.

The invention discloses a remote-controlled aircraft for hail mitigation and precipitation and a hail mitigation and precipitation method. The remote-controlled aircraft is adopted to scatter silver iodide in a cloud layer, the safety is better, airspace control is relatively loose, and the adaptability is strong. The silver iodide is dissolved in an acetone-alcohol solution, the use of ammonium chlorate is avoided, pollution is decreased, and the remote-controlled aircraft has better environmental protection property. In addition, explosive materials are avoided, the aircraft is safer, and inventory management, transportation management and operation management are loose to control. Wings are foldable and are convenient to store, transport and operate, and the cost is reduced. The acetone-alcohol solution containing the silver iodide is burned at the tail portion of a jet engine, corrosion of the jet engine is avoided, and the service life is prolonged.

The invention discloses a long-lasting aluminum alloy surface treating agent with a long shelf life. The agent is composed of an A component and a B component; wherein the A component is composed of the following raw materials in parts by weight: 1 to 2 parts of ursolic acid, 2 to 3 parts of triterpenoid saponin, 1 to 2 parts of epoxy chloropropane, 0.7 to 1 part of tetramethoxyl methyl glycoluril, 0.2 to 0.3 part of diatomite, 1 to 2 parts of potassium zirconium carbonate, 2 to 3 parts of diacetone alcohol, 5 to 6 parts of bis(gamma-triethoxysilylpropyl)tetrasulfide, and 52 to 60 parts of deionized water; and the B component is composed of the following raw materials in parts by weight: 0.9 to 1.4 parts of 2-thiol benzimidazole, 0.7 to 2 parts of triammonium molybdate, 0.6 to 1 part of dimethylamino propylamine, 4 to 6 parts of sodium fluosilicate, 2 to 4 parts of film-forming auxiliary agent, 6 to 9 parts of 3-aminopropyltrimethoxyl silane, and 50 to 60 parts of deionized water. The surface treating agent has a long shelf life, and has the advantages of strong anticorrosion and antioxidant performance, user-friendliness, low requirement on temperature, low energy consumption, prominent antirust effect, and little slag generation. The film formed by the surface treating agent has a good stability.

The invention relates to an energy-saving and emission-reducing assistant for printing and dyeing, which comprises an assistant 1 and an assistant 2, wherein the assistant 1 comprises the following components in parts by weight: methylpyrrolidone, diacetone alcohol, salethyl, isopropyl salicylate and lauryl azone; and the assistant 2 comprises the following components in parts by weight: rare earth oxide, oxalic acid, water and ammonium carbonate. The production process of the assistant 1 comprises the steps of: adding the methylpyrrolidone in a reaction vessel, raising the temperature and then adding the diacetone alcohol, the salethyl,the isopropyl salicylate and the lauryl azone, reacting under the condition of preserving the temperature until the pH value is 6-6.5, and finally obtaining the assistant 1. The production process of the assistant 2 comprises the steps of: adding the oxalic acid and the water into the rare earth oxide La2O3, and then stirring with a high-speed stirring machine, adding the ammonium carbonate and the water, then stirring for 3-6min at a high speed, standing, and storing in a dark place.

The present invention discloses a composite multi-carbon alcohol cosolvent and a preparation method thereof. The composite multi-carbon alcohol cosolvent adopts offcuts from an ethanol production plant or a winery as raw materials, wherein the offcuts comprise 40-70% of ethanol, 5-15% of propanol and isopropanol, 5-15% of n-butanol, isobutanol and tert butyl alcohol, 1-5% of amyl alcohol, isoamyl alcohol, hexyl alcohol, heptanol, octanol, nonanol, decanol and other liquid multi-carbon alcohols, and 14-40% of water. With performing steps of the raw material pretreatment, pervaporation membrane dehydration, blending and the like, the composite multi-carbon alcohol cosolvent with the water content less than 0.5% is prepared. The composite multi-carbon alcohol cosolvent can be adopted as an alcohol oil cosolvent, and the assistant dissolution effect of the composite multi-carbon alcohol cosolvent is high. The composite multi-carbon alcohol cosolvent provides lower toxicity than the aromatic alcohol oil cosolvent, and provides lower corrosion than the acetone alcohol oil cosolvent. In the prior art, boiling points of the propanol, the isobutanol, the n-butanol and the like are close to the boiling point of the water, and the azeotrope effect is further generated, such that the dehydration is difficult to perform by the fractionation method. With the preparation method of the present invention, the disadvantage in the prior art is overcome. The production cost for the composite multi-carbon alcohol cosolvent is significantly lower than the production cost of the composite multi-carbon alcohol cosolvent produced by blending the corresponding monomer multi-carbon alcohol, and the assistant dissolution effect of the composite multi-carbon alcohol cosolvent is higher than the assistant dissolution effect of each monomer multi-carbon alcohol.

The invention provides a polymer composite material, particularly relates to a polyvinyl chloride-polycarbonate composite material and a preparation method thereof, and belongs to the technical field of high polymer materials. The polyvinyl chloride-polycarbonate composite material comprises the following components in parts by weight: polyvinyl chloride, polycarbonate, carbon black, calcium carbonate, zinc acetate, zinc stearate, paraffin, titanate coupling agent, 2,6-di-tert-butyl-4-methylphenol, polyvinyl alcohol, ethylene glycol monobutyl ether, triethanolamine, diacetone alcohol, maleic anhydride resin, aminoacetic acid, sorbitol, tributyl phosphate ester, carnauba wax, trimethylol melamine and lead stearate. The polyvinyl chloride-polycarbonate composite material has the advantages that the mechanical property and the high-temperature-resistant property are good, the tensile strength is larger than 15 MPa, the breakage elongation is larger than 200%, and the vicat softening temperature is higher than 100 DEG C.

The invention discloses an antibacterial aluminum electrode anticorrosion coating, which is composed of the following raw materials in parts by weight: sodium diacetate 1-2, triethanolamine 0.1-0.13, lauroamphodiacetate disodium 0.1-0.2, hexadecane Trimethyl ammonium bromide 0.7‑1, magnesium sulfate 0.05‑0.06, benzotriazole 0.06‑0.07, octylphenol polyoxyethylene ether 1.7‑2, dodecylamine 0.3‑0.5, ethyl orthosilicate 46 ‑50, n-dodecyl trichlorosilane 0.3‑0.4, zirconium n-propoxide 13‑20, ethyl acetoacetate 7‑10, isopropanol 57‑60, silane coupling agent kh56010‑13, calcium stearate 0.4‑1, diacetone alcohol 2‑3, octylisothiazolinone 1‑2, calcium propionate 0.8‑1, lithium naphthenate 0.01‑0.02, butyl benzyl phthalate 0.2‑0.4. The invention effectively improves the antibacterial performance of the paint.

The invention discloses a method for preparing chemical products by direct hydrothermal hydrogenation of microalgae. The method comprises the following steps: adding the microalgae and water into a reactor, and performing hydrogenation hydrogenolysis reaction in the presence of a catalyst with hydrogenation hydrogenolysis activity for 10-360 minutes to obtain the chemical products. The method can be used for preparing the chemical products with high added values such as dihydric alcohol and acetone alcohol, and CO2 can be subjected to high-efficiency biological fixation and chemical conversion as the microalgae as new environment-friendly renewable biomass energy resources are utilized.

The invention relates to a Chinese stellera root component patch. The component is prepared by the following method: extracting Chinese stellera root by using an acetone-alcohol mixed solution; processing the extracting liquid with macroporous resin and then carrying out gradient elution by using preparative chromatography, wherein a mobile phase A is water and the mobile phase B is acetonitrile; collecting eluant within a time period of 45-50 minutes, concentrating and drying to obtain the Chinese stellera root component patch.

The invention belongs to the technical field of hydrophilic agents, and particularly, relates to a preparation method of a hydrophilic agent for agricultural rock wool. The preparation method specifically comprises the following steps: S1, taking 30-40% by weight of polyether modified silicone oil, 20-35% by weight of methylallyl alcohol polyoxyethylene ether, 15-20% by weight of diacetone alcohol, 1-2% by weight of a dispersing agent, 0.5-1.5% by weight of sodium alginate and the balance being pure water for later use. The components of the polyether modified silicone oil and the methyl allylalcohol polyoxyethylene ether can improve the water absorption of the agricultural rock wool; the surface tension and the hydrophilic stability of the hydrophilic agent are improved through the sodium alginate and the diacetone alcohol; due to the use of the dispersing agent, the dispersity of the hydrophilic agent is better, sufficient dissolution is achieved, the rock wool has high water-retaining property, when the rock wool is used, the hydrophilic agent is directly sprayed on a rock wool base material in a spraying mode, the purpose of enhancing the hydrophilicity of the rock wool is achieved, and the agricultural rock wool has high hydrophilicity, high hydrophilic long-term stability and high water-retaining property.

The invention discloses a production method of a stereoscopic-impression decoration panel. The front face and the back face of the panel are evenly and respectively provided with a layer of ground color UV printing ink, and the ground color is selected as required, ultraviolet light is used for fast irradiating and baking, a layer of UV printing ink is printed again, the color of the UV printing ink is determined as required, and the thickness of the UV printing ink is 2 mm. The ultraviolet light is used for irradiating the front face of the panel coated with the UV printing ink through a first graph mask plate which is manufactured in advance, and soft cloth is wetted with acetone alcohol to scrub the UV printing ink which is not irradiated by the ultraviolet light. According to the production method of the stereoscopic-impression decoration panel, the UV printing ink is used multiple times on the surface of the panel, the graph mast plate is used multiple times for developing so that patterns with different colors can be overlapped in multiple layers, and especially depiction on pattern details can be meticulous and subtle. Thus, the surface of the manufactured panel has the multi-layer stereoscopic effect, and in addition, the decoration panel is completely made of green building materials and does not release formaldehyde.

The invention discloses a polyvinylidene fluoride ultrafiltration membrane which is prepared through the following steps: 1) a casting solution prepared from 45 g/L of polyvinylidene fluoride monomer, 1 g/L of acetone alcohol, 6 g/L of dimethyl sulfoxide, 15 g/L of dimethyl formamide, 2 g/L of alkylolamide polyoxyethane ether, 5 g/L of dimethyl acetamide , 1 g/L of isobutyl ketone, 1 g/L of n-butyl acetate, 3 g/L of tetramethyl urea, 8 g/L of trimethyl phosphate, 1 g/L of formamide, 1 g/L of cyclohexanone, 1 g/L of ethyl acetoacetate, 1 g/L of glycol ether ester and 3 g/L of oleic acid polyoxyethylene ester is injected into a vacuum fiber wiped-film mold to be prepared into a wet membrane; 2) the wet membrane is immersed at 50 DEG C into a precipitation tank filled with a gel solution prepared from 1-2 g/L of triethyl phosphate, 15 g/L of methyl alcohol, 1 g/L of isophorone, 1 g/L of allyl carbonate, 20 g/L of ethyl alcohol, 25 g/L of isopropanol, 1 g/L of glycol ether and 1 g/L of methyl isobutyl ketone to undergo phase transformation to be prepared into a membrane; 3) the membrane is dried at 65 DEG C to form a porous dry membrane. The polyvinylidene fluoride ultrafiltration membrane provided by the invention has a great amount of submicron uniform pores and high strength.

The invention relates to a method for preparing acetone alcohol by gas phase dehydrogenation of 1,2-propanediol. The method is used for generating the acetone alcohol by gas phase dehydrogenation of the 1,2-propanediol by using alkali-earth oxides as catalysts. The conversion per pass of the 1,2-propanediol is greater than 60%, and the selectivity of the acetone alcohol in products is greater than 90wt%. The method has the advantages of simple process, low cost and no pollution, and is an environment-friendly acetone alcohol production line.