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1241 results about "Glyceryl monostearate" patented technology

High-temperature-resistant unsaturated fatty acid fat microcapsule powder and preparation method thereof

The invention discloses high-temperature-resistant unsaturated fatty acid fat microcapsule powder and a preparation method thereof. The preparation method comprises the following steps of adding a first-layer wall material, sodium caseinate, a water-soluble antioxidant and a stabilizing agent to water to obtain a water phase; adding glyceryl monostearate, glycerol distearates and an oil-soluble antioxidant to unsaturated fatty acid fat to obtain an oil phase; and adding the oil phase to the water phase, performing shearing and homogenizing, adding a second-layer wall material to form final emulsion, then performing spray drying, and performing screening so as to obtain the high-temperature-resistant unsaturated fatty acid fat microcapsule powder. According to the high-temperature-resistantunsaturated fatty acid fat microcapsule powder and the preparation method thereof disclosed by the invention, a dual-embedding technique is adopted, the second-layer wall material is made from high-temperature-resistant macromolecule materials, and a layer of high-temperature-resistant films is formed on the surface of a product, so that the air permeability is low, and oxygen, nitrogen, carbon dioxide and the like can hardly pass through the film; and in addition, water and oil diphase antioxidants synergistically strengthen the oxidation resistance of the microcapsule powder, the oxidationof outside high temperature environment and the oxygen on the unsaturated fatty acid fat is effectively prevented, the shelf life of the product is prolonged, the stability of the product is improved,and the preparation process is environmental-friendly.
Owner:SHAANXI HEALTHFUL BIOLOGICAL ENG

GPES rigid foam composite plastic insulation board and manufacturing method thereof

ActiveCN104231462AWell mixedRealize low temperature and high pressure mixing processPolymer sciencePolystyrene
The invention relates to a GPES rigid foam composite plastic insulation board and a manufacturing method thereof. The GPES rigid foam composite plastic insulation board comprises the following components in part by weight: 80 to 92 parts of polystyrene, 3 to 7 parts of polyethylene, 3 to 11 parts of nano graphite particles subjected to surface physical modification and 0.04 to 0.06 part of glyceryl monostearate. After the components are mixed, the mixture is molten at a temperature of 130 DEG C to 160 DEG C; then the obtained product is mixed at a temperature of 190 DEG C to 230 DEG C and under a pressure of 4MPa to 25MPa; 2 to 4 parts of supercritical carbon dioxide fluid is injected under a pressure of 25 to 35Mpa at the tail end of a seventh section of a first extruder; homogenization and transition are carried out and the obtained product is fed into a second screw extruder by a trumpet-shaped release tube and then is mechanically subjected to scattered regulation of dynamic mixing and static mixing by the second screw extruder; after being released under the conditions of a pressure of 7 to 12MPa and a temperature of 100 plus or minus 5 DEG C, the obtained product is pressed to form the GPES rigid foam composite plastic insulation board.
Owner:SHANDONG PROVINCIAL ACAD OF BUILDING RES +1

PET (polyethylene glycol terephthalate) fiber/mineral cotton fiber composite sound absorbing cotton and preparation method of PET fiber/mineral cotton fiber composite sound absorbing cotton

The invention discloses PET (polyethylene glycol terephthalate) fiber/mineral cotton fiber composite sound absorbing cotton, which is prepared from the following ingredients in pars by weight: 70 to 80 parts of PET fibers, 40 to 50 parts of mineral cotton fibers, 10 to 15 parts of emulsifying agents OP-7, 5 to 10 parts of peregal O-20, 80 to 100 parts of PP (propene polymer), 30 to 40 parts of EPDM (ethylene propylene diene monomer), 15 to 20 parts of calcined clay, 10 to 15 parts of modified kieselguhr, 2 to 3 parts of stearic acid, 5 to 8 parts of triethyl citrate, 4 to 6 parts of pentabromophenyl ethane, 2 to 3 parts of glycerin monostearate, 1 to 2 parts of isopropyl distearyl oxyaluminate, 2 to 3 parts of zinc stearate, 1 to 2 parts of calcium stearate, 0.5 to 1.5 parts of anti-aging agents TPPD and 1 to 2 parts of antioxidants 1035. The sound absorbing cotton prepared by the invention has the advantages that the appearance evenness is good, the thickness is uniform, the hand feeling is soft, the product bonding degree is good, the tensile performance is high, the sound absorbing performance is excellent, the flame retardant effect is good, and the like.
Owner:芜湖跃飞新型吸音材料股份有限公司

Highly-efficient blockage remover for sulfur-containing gas well

The invention provides a highly-efficient blockage remover for a sulfur-containing gas well. The highly-efficient blockage remover is composed of the following components: 10% to 35% of a high-boiling-point main agent, which is used for dissolving organic obstructions and is composed of ethylene glycol monomethyl ether, ethylene glycol, dimethylformamide, ethylene glycol phenyl ether, petroleum ether and dodecanol; 5% to 10% of an emulsifier, which is compounded from a condensate of fatty alcohol and ethylene oxide, polyoxyethylene sorbitan fatty acid ester and sorbitan fatty acid ester; 7 % to 15% of a surfactant, which is composed of sodium fatty alcohol polyoxyethylene ether sulfate, sodium dodecyl benzene sulfonate, AMALF-32, glyceryl monostearate and polyglyceryl distearate; 5% to 15%of a sulfur-dissolving agent, which is compounded from dimethyl disulfide and diaryl disulfide; 1% to 5% of a metal chelating agent, which is ethylenediaminetetraacetic acid; 8% to 15% of a dispersant, which is a naphthalene sulfonate sodium salt formaldehyde condensate; 3% to 5% of an antioxidant, which is n-octadecanol propionate; 2% to 6% of a scale inhibitor; and a proper amount of an acidity and alkalinity regulator, which is used for regulating a pH value. The blockage remover provided by the invention can resist a temperature of 140 DEG C or above, has an obstruction dissolution rateup to 96%, and has good blockage remover performances to the sulfur-containing gas well in a high-temperature environment.
Owner:SOUTHWEST PETROLEUM UNIV

Non-hydrogenated chocolate with cocoa butter alternatives and preparation method thereof

The invention discloses non-hydrogenated chocolate with cocoa butter alternatives and a preparation method thereof. The non-hydrogenated chocolate with cocoa butter alternatives is prepared from the following raw materials in percentage: 35-50% of non-hydrogenated vegetable oil, 30-50% of white granulated sugar, 6-30% of cocoa powder, 5-40% of milk powder, 1-10% of maltodextrin, 2-8% of soybean proteins, 1-5% of glyceryl monostearate, 0.2-0.5% of soybean lecithin, 0.1-0.3% of polyglycerol polyricinoleate, 0.1-0.3% of sucrose fatty acid ester and 0.01-0.1% of edible essence. Compared with the prior art, the non-hydrogenated chocolate with cocoa butter alternatives has the following advantages: (1), the non-hydrogenated chocolate with cocoa butter alternatives disclosed by the invention is free of hydrogenated vegetable oil and trans-fatty acids, so that the chocolate is capable of meeting the needs of the people in the present society for healthy and nutritious foods; and (2) the disadvantages of relatively soft texture and difficult operation during the production processes of the chocolate with cocoa butter alternatives by using the non-hydrogenated vegetable oil as well as bad flavor and taste of the chocolate are overcome by synergistic actions of an emulsifying agent when the non-hydrogenated vegetable oil is utilized as a raw material for preparing the chocolate with cocoa butter alternatives; thus, quality requirements of the clients are satisfied.
Owner:SHANGHAI HI ROAD FOOD TECHNOLOGY CO LTD

Low-foam water-based diamond wire cutting liquid

InactiveCN107011981AReduce stabilityReduce controllabilityLubricant compositionWater basedWire cutting
The invention provides low-foam water-based diamond wire cutting liquid which comprises the following components in percentage by weight: 3-15 percent of low-foam polyether with a molecular weight of 1500-2000, 2-10 percent of polyether modified polysiloxane with a silicone oil molecular weight of 220-20000 and a polyether molecular weight of 500-2000, 0.5-7 percent of an emulsifying agent, 0.5-5 percent of a PH regulating agent, 0.5-5 percent of a complexing agent, 0.2-1.5 percent of an extrusion agent and 70-95 percent of water, wherein the emulsifying agent uses one or more of isodecanol polyoxyethylene ether, iso-tridecanol polyoxyethylene ether, isooctyl alcohol polyoxyethylene ether, glyceryl monostearate, sorbitan polyethylene laurate and sorbitan stearate; the PH regulating agent is organic amine; the complexing agent is one of or a mixture of more of sodium gluconate, potassium gluconate, sodium nitrilotriacetate, sodium citrate, potassium citrate and sodium potassium tartrate; the extrusion agent preferably selects one or several of sodium carbonate, sodium silicate and sodium sulfate. The low-foam water-based diamond wire cutting liquid provided by the invention can realize a lubricating effect, the abrasion resistance, the cooling performance and the like required to be met in the cutting process.
Owner:ZHENJIANG RENDE NEW ENERGY TECH

Antibacterial peptide preparation, and preparation method and application thereof

The invention discloses an antibacterial peptide preparation, and a preparation method and application thereof. The preparation method comprises the following steps: A, concentrating a thallus fermentation liquid of an antibacterial-peptide producing strain, adding beta-cyclodextrin, dextrin and Arabic gum into the concentrate, and emulsifying for 5-10 min; B, adding the mixed solution into a high-speed centrifugation spray dryer for spray drying, so as to prepare a semi-finished product particle; and C, utilizing a dressing liquid consisting of stearic acid, glyceryl monostearate and glycerol to do dressing processing on the semi-finished product particle in a fluidized-bed dressing machine, so as to prepare the finished product. The preparation method is simple in technology and low in cost, and is suitable for large-batch programmed production. The antibacterial peptide preparation prepared through the method is high in encapsulation rate and good in stability, thereby improving the stability and the shelf life of the antibacterial peptide during forage processing and storage, reducing dissolution loss of the antibacterial peptide in water during forage feeding, improving the utilization rate of the antibacterial peptide and reducing pollution to water.
Owner:GUANGDONG HINAPHARM PHARMA CO LTD

Processing method of lotus seed starch-lipid compound nanoparticles

The invention relates to a processing method of lotus seed starch-lipid compound nanoparticles and belongs to the field of modified starch processing. The method comprises the following steps of: by taking the lotus seed starch and glyceryl monostearate as raw materials, hydrolyzing the raw materials through alpha-amylase and isoamylase; performing high pressure microjet homogenization compounding; performing short-time low-temperature regenerating crystallization; performing washing and centrifugalization; performing freezing and drying; and performing crushing and packaging to prepare the lotus seed starch-lipid compound nanoparticles. According to the principle provided by the invention, side chain branches of branch chain starch are cut based on a double enzyme synergetic enzymatic hydrolysis technology to form a lot of long-chain straight-chain starch; the length of the chain section of the straight-chain starch is reduced by means of high pressure microjet homogenization to accelerate short-chain fragments to be compounded with monoglyceride; the nanoparticles are generated by means of short-time low-temperature regenerating crystallization. The method provided by the invention overcomes the defects that a conventional acid hydrolysis preparation method is time-consuming, low in yield, relatively high in grain size of nanoparticles and the like. Compared with a conventional acid hydrolysis method, the yield of the nanoparticles is increased by 30-45%, and the grain sizes are distributed in a range of 60-120nm.
Owner:FUJIAN AGRI & FORESTRY UNIV

Preparation method of TOPCon structure battery

The invention discloses a preparation method of a TOPCon structure battery, and the method comprises the following steps: before a step of removing polycrystalline silicon winding plating, reserving aBSG on the front surface of a silicon wafer; in the step of removing the polycrystalline silicon winding plating, removing the polycrystalline silicon on the front surface of the silicon wafer by adding an alkaline solution of an additive, wherein the additive comprises the following components in percentage by mass: 2%-5% of glyceryl monostearate, 1%-2.5% of diethylene glycol, 1%-2.5% of sodiumlaurate and 1%-2% of beta-cyclodextrin and the balance of deionized water, and the alkaline solution is a KOH solution or a NaOH solution. According to the method, the polycrystalline silicon windingplating is removed by adding the alkaline solution of the additive, so that the BSG can be protected from being corroded by the alkaline solution, and furthermore, alkali cannot corrode a phosphorus diffusion part and a boron diffusion part. The process window is wider, the efficiency is more stable, the diffusion capacity can be improved, a groove type machine and a chain type machine can be applied, and a production line can conveniently use an existing machine table to achieve mass production.
Owner:CHANGZHOU SHICHUANG ENERGY CO LTD
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