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46results about How to "Has defoaming effect" patented technology
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Food processor with high-efficiency defoaming device
The invention relates to a food processor with a high-efficiency defoaming device. A food processor main body comprises a grinding cutter, a motor, a grinding cutter shaft and a barrel body, and the high-efficiency defoaming device is arranged on the food processor; the high-efficiency defoaming device comprises a defoamer main body; the defoamer main body is provided with a foam inlet, an air outlet and a liquid outlet; and at least one of the top of the foam inlet of the defoamer main body, the top of the air outlet, the top of the liquid outlet and the top of the defoamer main body is positioned at 5mm-800mm above the liquid level of foodstuff. According to the food processor, under the situations of heating at any temperature and any heating power and intensely grinding, foams generated when the foodstuff is ground, heated and cooked are rapidly and actively broken, so that grinding or heating cooking operation is continuously and rapidly carried out without intermittent stop, therefore the grinding or cooking time is greatly shortened, and the working efficiency is improved.
Owner:王晓东
Composition for manufacturing corrosion-resistant and abrasion-resistant coating as well as preparation method and application thereof
InactiveCN102559007AGood molding effectGood construction performanceAnti-corrosive paintsSpecial surfacesEpoxyPolyamide
The invention relates to a composition for manufacturing a corrosion-resistant and abrasion-resistant coating as well as a preparation method and application thereof. The composition comprises a component A and a component B, wherein the component A is prepared from the following raw materials in proportion: 20-50 parts of liquid epoxy resin, 3-25 parts of hyperbranched epoxy resin, 5-15 parts of epoxy resin active diluent, 0.5-1.0 part of coupling agent, 1-3 parts of flatting agent, 20-40 parts of smergal, 8-15 parts of ground quartz, 8-40 parts of talcum powder, 8-15 parts of mica powder and 1-2 parts of fumed silica; the component B is prepared from the following raw materials in proportion: 45-75 parts of modified alicyclic amine, 30-65 parts of modified polyamide and 1-5 parts of curing accelerator; and the weight ratio of the component A to the component B is (100:20)-(100:23). The coating composition prepared by mixing the component A with the component B has the characteristics of corrosion resistance, abrasion resistance, impact resistance, good thermal stability and convenience for construction.
Owner:YANTAI DARBOND TECH
Anti-corrosion super-hydrophobic heat reflecting paint and preparation method thereof
ActiveCN105925073AImprove lotus leaf effectImprove hydrophobicityAnti-corrosive paintsReflecting/signal paintsNano sio2Water contact
The invention discloses an anti-corrosion super-hydrophobic heat reflecting paint and a preparation method thereof. The anti-corrosion super-hydrophobic heat reflecting paint is prepared from the following raw materials: modified nano TiO2, modified nano SiO2, micron TiO2 and / or SiO2, fluorocarbon resin, a solvent, a curing agent, a defoaming agent, a wetting dispersant and a flatting agent. After experiments, the heat reflecting rate of the obtained product reaches 90 percent or more, the water contact angle reaches 145 degrees or more, and the product can meet the requirements on a coating under outdoor severe environments.
Owner:SHANDONG UNIV OF SCI & TECH
Low air-entraining viscosity reducing polycarboxylic water reducer and preparation method thereof
The invention discloses a low air-entraining viscosity reducing polycarboxylic water reducer which is formed by free radical polymerization of an alkyl phosphotriester mixture, TPEG and unsaturated carboxylic acid under the action of an initiator and a chain transfer agent. By introducing an alkyl phosphotriester monomer containing two double bonds to a main chain, molecules of the obtained polycarboxylic water reducer are of heterocyclic multibranched structures, so that the thickness of a polycarboxylic water reducer adsorption layer is increased, the plastic viscosity of concrete can be remarkably reduced, and meanwhile, by introducing the phosphotriester structure into the molecules of the polycarboxylic water reducer, the foaming property of the obtained polycarboxylic water reducer can be effectively improved and the air entraining property thereof can be reduced. The low air-entraining viscosity reducing polycarboxylic water reducer prepared by the invention is low in dosage and high in water reducer rate, the air entraining property of the low air-entraining viscosity reducing polycarboxylic water reducer can be reduced, the strength and durability of the concrete are improved while the viscosity of high grade concrete is remarkably reduced, and the raw materials are low in cost, the reaction condition is mild, and the low air-entraining viscosity reducing polycarboxylic water reducer is suitable for being popularized and applied.
Owner:CHINA STATE CONSTR READY MIXED CONCRETE CO LTD +1
Female safety antimicrobial gel and preparation method thereof
ActiveCN105168676AAnti-inflammatoryAvoid side effectsAerosol deliveryAntisepticsSodium hyaluronateTriethanolamine
The invention discloses female safety antimicrobial gel. The female safety antimicrobial gel is prepared from materials A including, by weight, 0.1-1.5 parts of carbomer, 1-15 parts of polyethylene glycol and 68-96 parts of purified water, materials B including, by weight, 1-6 parts of tween 80, 0.05-1 part of aloe extract, 0.05-0.2 part of benzalkonium chloride, 0.05-2 parts of sodium hyaluronate and 0.1-1.5 parts of triethanolamine, and materials C including, by weight, 0.1-0.5 part of germall and 1-3.5 parts of octoxynol. The invention further discloses a preparation method of the female safety antimicrobial gel. The female safety antimicrobial gel can kill sperms, prevent pregnancy, conduct sterilization and disinfection and prevent reproductive tract infections, is small in vagina stimulation and has the two-way protection function.
Owner:HUBEI MULAN TONGDA TECH
Zeolite controlled-release fertilizer and manufacturing method for same
The invention provides a zeolite controlled-release fertilizer and a manufacturing method for the same. The zeolite controlled-release fertilizer comprises the following raw materials in the parts by weight: 5-15 parts of biochemical potassium fulvate, 30-50 parts of urea, 10-40 parts of monoammonium phosphate, 15-40 parts of inorganic potassium salt, 1-4 parts of magnesium sulphate, 1-4 parts of calcium nitrate, 1-4 parts of zinc sulphate, 10-30 parts of modified zeolite, 2-5 parts of ammonium ferric citrate, 2-5 parts of emathlite, and 1-4 parts of calcium sulphate. The manufacturing method comprises the following steps of: (1) adding the raw materials aforementioned in a crusher, and crushing; (2) performing the operations of steam humidification, granulation and drying on the crushed raw materials to obtain a zeolite controlled-release fertilizer crude product; and (3) screening the zeolite controlled-release fertilizer crude product obtained in the step (2), wherein the oversize product is the zeolite controlled-release fertilizer. Zeolite is used as a carrier for the active ingredients, and the modified zeolite has multi-channel adsorbability, metal ion exchange property, water absorption and water retention property, acid resistance, alkali resistance, heat resistance, potassium fulvate rapid dissolution property, and the like, as well as achieves controlled release by being matched with proper nitrogen, phosphorus, potassium, calcium, magnesium, zinc and the like.
Owner:山东华粮生物工程集团股份有限公司
High-performance de-foaming agent and preparation method thereof
ActiveCN103657161AHas defoaming effectSmall particle sizeFoam dispersion/preventionPolyesterCoating system
Owner:张锦碧
Bioactive porous titanium medical implant material and preparation method
ActiveCN104922727AImprove adhesionImprove biological activityCoatingsProsthesisImplant materialTitanium oxide
The invention discloses a bioactive porous titanium medical implant material and a preparation method and belongs to the technical field of biomedical materials. The material comprises a base layer and a surface layer; the base layer is made of porous titanium; the surface layer includes a dense titanium oxide layer, a titanium oxide gel mediate layer and a calcium phosphate external layer. The method includes porous titanium blank preparation, blank sintering and surface chemical and electrochemical treatment. The material prepared by the method has the advantages of a three-dimensional communicated porous structure with adjustable porosity and pore size, the mechanical strength matches with the body's natural bones, the bioactivity can be improved through the bioactive layer with the three layered surface structure, the porous material with a gradient pore structure can be prepared through combination of organic foam with different pore sizes, and the material is particularly adaptive to serving as a bone defect repair or replace material of the human body load-bearing portion.
Owner:SICHUAN UNIV
Magnesite greenhouse skeleton size and preparation method thereof
The invention discloses magnesite greenhouse skeleton size and a preparation method thereof, and relates to a magnesite greenhouse skeleton and a preparation method thereof. A magnesium chloride hexahydrate water solution with a concentration of 23 Baume degrees to 29 Baume degrees, a ferrous sulfate water solution with a concentration of 23 Baume degrees to 27 Baume degrees, a water solution blended by aluminum sulfate and water according to a proportion of 1 to 3, a water solution blended by ammonium chloride and water according to a proportion of 1 to 2-5, a water solution blended by polyvinyl alcohol and water according to a proportion of 1 to 12-15, sodium silicate, tributyl phosphate, urea-formaldehyde resin, refined iodine, fly ash or hard straw powder with a mesh number above 100, and magnesium oxide with a molar ratio above 6.5 and a mesh number above 180 are added into a container in sequence and mixed evenly to manufacture a product. The magnesite greenhouse skeleton size is used for manufacturing the magnesite greenhouse skeleton; and the manufactured greenhouse skeleton has the advantages of high strength, high toughness, water resistance, corrosion resistance, high flame retardancy, antifreeze and high thawing resistance.
Owner:黄顺之
Oxidized ore flotation mixed-dissolving collecting agent and using method thereof
The invention discloses an oxidized ore flotation mixed-dissolving collecting agent and a using method thereof. The ore oxide collecting agent takes soft fatty amine, acetic acid, water, hydroxyethylcellulose and polyacrylic acid as raw materials, and is formed by mixing the following components of, in percentage by mass, 2-5% of soft fatty amine, 2-5% of acetic acid, 45-50% of water, 10-15% of hydroxyethyl cellulose and 30-35% of polyacrylic acid; the using method comprises the following specific steps of firstly, mixing the soft alicyclic amine and the acetic acid in proportion, adding water and uniformly stirring, the solution is colorless and transparent, then adding hydroxyethyl cellulose and polyacrylic acid, and continuously stirring until the mixture becomes a white emulsion. Theore oxide mixing and collecting agent can be applied to flotation oxide zinc ores, copper oxide ores, quartz, feldspar and other oxidized ores, compared with a traditional amine cation collecting agent, the collecting agent is used as an inhibitor and a collecting agent during zinc oxide ore flotation, the viscosity of the foam can be reduced, and the sorting performance of the zinc oxide mineralscan be improved; the ore oxide collecting agent disclosed has the advantages of being small in using amount, low in viscosity and high in dispersity, good in selectivity and the like, and is suitablefor being used as an ore oxide, in particular to a zinc oxide flotation collecting agent.
Owner:CHINA MINMETALS CHANGSHA MINING RES INST
Therapeutic agent for tympanites in ruminant animal
InactiveCN102164590APrevent relapseHas defoaming effectAntibacterial agentsSalicyclic acid active ingredientsRuminant animalTympanites
Owner:IDEMITSU KOSAN CO LTD
Self-cleaning coating material for castings and preparation method thereof
InactiveCN108610861AAccelerated corrosionImprove self-cleaning abilityAntifouling/underwater paintsPaints with biocidesAntioxidantAcrylic resin
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.
Owner:SUZHOU JIEDERUI PRECISION MACHINERY
Alkali resistant emulsion type defoaming agent
InactiveCN104689606AImprove efficiencyFast defoamingFoam dispersion/preventionOxalateActivated carbon
The invention provides an alkali resistant emulsion type defoaming agent, which is composed of glycerol, polyoxyethylene, poly-oxypropylene, potassium hydroxide, an initiating agent and oxalic acid activated carbon. The preparation method is as follows: the glycerol as an initiator is added with a catalyst for production of glycerol potassium, ring opening polymerization of the glycerol potassium and the polyoxyethylene is performed, the poly-oxypropylene is added for polymerization to obtain a block copolymer, the potassium hydroxide is dissolved in glycerol to prepare the glycerol potassium, the glycerol potassium is added into a polymerization reactor, the polymerization reactor is heated to 95 DEG C, the poly-oxypropylene is continuously put in for polymerization, the temperature is regulated with water to 95 to 100 DEG C, when the polymerization pressure is 500MPa below, the polymerization is completed, the polyoxyethylene is put in for polymerization according to the above conditions, after the reaction is completed, oxalic acid is used for neutralization to neutral, activated carbon is added for decoloration, and a finished product is obtained by filtering.
Owner:QINGDAO HAOTAI WATER
Method for modifying acrylic ester by using organic silicon
The invention discloses a method for modifying acrylic ester by using organic silicon. The method comprises the following steps of: reacting amino silane or amino silicone oil with the molecular weight of 100-10 000 with the acrylic ester containing an isocyanate group for 2-24 hours, wherein the molar ratio of the isocyanate group to amino is 1:(0.9-6). The synthesis method for modifying the acrylic ester by using the organic silicon provided by the invention is free from side reaction occurrence, simple in synthesis method, and high in product purity, and the obtained modified acrylic ester not only can be independently photo-cured to form a membrane, but also can be used as a reactive diluent in an ultraviolet photo-curing system.
Owner:HUAINAN UNITED UNIVERSITY
Composite bush
ActiveCN106280374AOvercome the defect of poor flame retardant effectImprove adhesionFireproof paintsWashersFiberEngineering plastic
The invention discloses a composite bush. Engineering plastic is used as a matrix of the composite bush, a carbon nanotube reinforcement is prepared on the matrix, and a flame-retardant film is arranged on the outer surface of the carbon nanotube reinforcement. While the using strength and hardness are guaranteed, the weight can be reduced effectively, reinforcement fibers are added in the matrix in a preparation process, in a carbon nanotube reinforcement preparation process, a functional organic compound and a functional oligomer, namely coupling agents, are used, functional multi-walled carbon nanotubes and glass fibers are linked well to obtain the reinforcement which has excellent mechanical properties, shearing strength between layers and toughness, while the adhesive force between the carbon nanotubes and the glass fibers is improved, the distance between the carbon nanotubes and the glass fibers is increased through the structural design of active organic molecules, flexibility of the carbon nanotubes is improved, and the toughness of the carbon nanotubes is played fully; and meanwhile, the composite bush has good wear resistance and corrosion resistance.
Owner:江苏同庆车辆配件有限公司
Iodine disinfection liquid and preparation method thereof
The invention relates to iodine disinfection liquid and a preparation method thereof. The iodine disinfection liquid is prepared from the components in percentage by mass: 1.5-3.5% of iodine, 0.5-1.5%of cosolvent, 40-50% of ethyl alcohol, 1.0-2.0% of octylphenol polyoxyethylene ether-10 (OP-10), 4.5-5.5% of polyvinylpyrrolidone (PVP), 4.0-6.0% of traditional Chinese medicine composition, 0.5-1.5%of pH regulator, 4.5-5.5% of stabilizer, and the balance of water. According to the iodine disinfection liquid, the effective sterilization iodine amount is increased, the sterilization efficacy is improved synergistically through the added traditional Chinese medicine components, and thus the iodine disinfection liquid is high in sterilization efficacy, high in safety and good in stability.
Owner:HUAIHUA UNIV
Green biological inhibition fire preventing and extinguishing material and preparation method thereof
ActiveCN109731273ASkeletal stabilityImprove permeabilityDust removalFire preventionEnvironmental resistanceSodium bicarbonate
The invention discloses a green biological inhibition fire preventing and extinguishing material which comprises, by weight, 60-100 parts of water, 8-20 parts of aloe extracts, 10-20 parts of basic reagents and 10-20 parts of prepared reagents. The basic reagents include acetone, potassium iodide, potassium bromide, potassium peroxodisulfate and N-isopropylacrylamide, and the prepared reagents include sodium bicarbonate, polydimethylsiloxane, anhydrous sodium sulfite and acrylic acid. A pH (potential of hydrogen) of the biological inhibition fire preventing and extinguishing material is 7-7.3.The invention further discloses a preparation method of the biological inhibition fire preventing and extinguishing material. The method includes the steps: uniformly mixing the aloe extracts and water; sequentially adding the basic reagents and the prepared reagents; adjusting pH and standing. Penetrability and diffusivity of the biological inhibition fire preventing and extinguishing material are improved, fire extinguishing performance is enhanced, and the material is green and environmentally friendly. According to the method, raw materials are uniformly mixed step by step to prepare thebiological inhibition fire preventing and extinguishing material, and the fire extinguishing performance of the material is further enhanced.
Owner:XIAN UNIV OF SCI & TECH
A clean effervescent tablet with the effects of removing pesticide residues and bacteria and its preparation method
ActiveCN107384619BEfficient alkalineEfficiently supplements alkalinityInorganic/elemental detergent compounding agentsBiocideBiotechnologyEffervescent tablet
The invention relates to the technical field of daily chemical products and in particular to a clean effervescent tablet with pesticide residue and bacteria removing effects and a preparation method of the clean effervescent tablet. According to the preparation method disclosed by the invention, a specific surfactant is combined with a special wet granulation process, so that the feasibility of the production process is ensured. The clean effervescent tablet has the advantages that no dryness or stickness is caused; the adhesion of foam to the surface of a disintegrating agent can be inhibited, the disintegration speed is increased and an effervescent effect is quickly exerted; in the disintegration and dispersion process, the efficient alkaline supplementing effect on a solution system is realized by synergizing a bacteria remover with an alkali-source supplement, fruit wax and pesticide left on vegetables and fruits can be effectively removed, and the aims of effectively removing escherichia coli and staphylococcus aureus are achieved. By using the alkali-source supplement with a special structural form, metal ions in the water body and on the surface of the vegetables and the fruits can be effectively chelated, the effects of softening the water body and chelating the metal ions are realized, and the deposition of calcium scales on the surfaces of cleaned materials is prevented; in addition, a variety of calcium scales or stains are dispersed, so that secondary pollution to tableware, the fruits and the vegetables caused by deposition is prevented.
Owner:GUANGZHOU LIBY
High-carbon alcohol emulsion type defoaming agent and preparation method thereof
InactiveCN107050936AHas defoaming effectLow costFoam dispersion/preventionMicrocrystalline waxHigh carbon
The invention discloses a high-carbon alcohol emulsion type defoaming agent and a preparation method thereof. The defoaming agent is prepared from the following raw materials in parts by mass: 2 to 5 parts of palmitic acid, 0.2 to 0.6 part of propylene glycol, 4 to 10 parts of n-caprylic alcohol, 6 to 20 parts of pentaerythritol ester stearate, 5 to 12 parts of hexacosyl alcohol, 12 to 30 parts of microcrystalline wax, 2.5 to 7.5 parts of an emulsifier, and water. The defoaming agent is of an emulsion shape containing multiple high carbon alcohols, and has a defoaming effect. In addition, compared with an organic silicon defoaming agent and a polyether defoaming agent, the high-carbon alcohol emulsion type defoaming agent obviously reduces the cost.
Owner:SUZHOU BONA CHEM TECH
Preparation and application of high-wettability epoxy resin composite material
The invention discloses a high-wettability epoxy resin composite material and an application. The high-wettability epoxy resin composite material is prepared from the raw materials including epoxy resin, a curing agent, an accelerant and an antifoaming agent. Based on the antifoaming effect of the antifoaming agent on the epoxy resin and a perfect wetting effect on carbon fiber when the proportion of the antifoaming agent in the epoxy resin system is over 1% and with the supplemented synergistic effect between appropriate curing agent and accelerant and excellent mechanical properties of the epoxy resin, the composite material shows good wetting property on the carbon fiber in use, and a carbon fiber prepreg with low resin content can be prepared; and moreover, the preparation method of the carbon fiber prepreg with low resin content has the advantages of easiness, high efficiency, low cost and huge potential of industrial production while the product has the characteristics of low porosity, high strength and the like.
Owner:JIANGSU ZHAOJUN NEW MATERIAL CO LTD
Novel defoaming agent and preparation method thereof
PendingCN113813650AGood frost resistanceGood defoaming effectFoam dispersion/preventionParaffin waxMolecular sieve
The invention provides a novel defoaming agent and a preparation method thereof, which relate to the technical field of defoaming agents. The novel defoaming agent is prepared from kitchen waste oil, ethanol, modified silicone oil, hydrophobic silica, paraffin, PE wax, metallic soap, an emulsifier and a dispersant. The kitchen waste oil after filtration and decoloration is mixed with ethanol, the mixture obtained by catalytic cracking of the molecular sieve, the defoaming substance, the emulsifier, the hydrophobic silicon dioxide and the like are prepared, the mixture formed by cracking of the kitchen waste oil under the catalytic action is a carrier, and the carrier has a certain defoaming effect and good freezing resistance; the dispersant is added, so that the defoaming agent can be rapidly dispersed in the using process, the using effect of rapid defoaming is achieved, on the basis, part of defoaming substances are compounded, the stable defoaming agent is formed, the good defoaming effect and the excellent compatibility are achieved, but the cost is low, the anti-freezing solubility is good, and the better using effect is achieved.
Owner:和平县长丰环保新材料有限公司
Preparation method of water-resistant fruit-cultivating bag paper material
InactiveCN109868686AImprove wet strengthIncreased durabilityFlexible coversWrappersAluminum IonFiber
The invention relates to a preparation method of a water-resistant fruit-cultivating bag paper material, and belongs to the technical field of materials. According to the method provided by the invention, cationic dispersion rosin size and a paraffin emulsion are added to prepare the water-resistant fruit-cultivating bag paper material, the cationic dispersion rosin size is an inexpensive and extremely abundant resource, molecules of the cationic dispersion rosin size contain alkyl with a long carbon chain and good water resistance, so that the cationic dispersion rosin size can give water andoil resistance to the paper, improve phenomena of yellowing and brittleness of the paper, improve the durability, strength and whiteness of the paper, and reduce a sizing obstacle in summer, therebyimproving each performance indicator and quality of the paper; free rosin particles can react with aluminum ions on fibers, so that hydrophilic and hydrophobic groups of the rosin particles are turnedand positioned, the rosin particles and the fibers are firmly combined, the fibers are not decomposed for a long time, the storage time is long, and therefore the durability and stability of the fruit-cultivating bag paper material are improved.
Owner:常州苏达欧包装材料有限公司
Solvent-free foaming material and artificial leather
InactiveCN106243687ANo smellMeet the requirements of a wide range of applicationsTextiles and paperSolvent freeSolvent
The invention relates to a solvent-free foaming material. The solvent-free foaming material is prepared from, by weight, 95-105 parts of solvent-free polyurethane resin, 1.5-2.5 parts of water, 0.8-1.2 parts of flatting agent and 5-10 parts of bridging agent. The invention further relates to artificial leather. The solvent-free foaming material has the advantages of being environmentally friendly, free of smell and good in oil and high temperature resistance.
Owner:FUJIAN POLYTECH TECH CO LTD
Epoxy group-containing organosilicon compound and preparation method thereof, and epoxy resin composition and preparation method thereof
The invention relates to an epoxy group-containing organosilicon compound and a preparation method thereof, and an epoxy resin composition and a preparation method thereof. Molecules of the organosilicon compound contain -Si-O-C- bonds, and the organosilicon compound has the characteristics of large bond angle, long bond length, low surface tension and the like. By utilizing the reactivity of an epoxy group in the organosilicon compound, an organosilicon molecular long chain is introduced into an epoxy resin cross-linked network and has a synergistic effect with polyether amine and the like, so that the curing rate can be increased, the toughness of an epoxy resin cured product is greatly improved, and the mechanical property is improved; meanwhile, the light / heat aging resistance of the cured product is also greatly improved, so that the organosilicon compound can be widely applied to the fields of adhesives, wind turbine blades and the like.
Owner:WANHUA CHEM GRP CO LTD
A kind of corrosion-resistant superhydrophobic heat-reflecting coating and preparation method thereof
ActiveCN105925073BImprove lotus leaf effectImprove hydrophobicityAnti-corrosive paintsReflecting/signal paintsNano sio2Water contact
Owner:SHANDONG UNIV OF SCI & TECH
Water-based environmentally-friendly coating and preparation process thereof
InactiveCN109722146AHigh hardnessImprove wear resistancePolyester coatingsWater basedPolymethyl methacrylate
The invention provides a water-based environmentally-friendly coating and a preparation process thereof. The preparation process comprises the following steps: firstly mixing polydimethylsiloxane, maleic anhydride, trimellitic acid, trimethylolpropane, coconut oil, tetrabutyl titanate and an emulsifying agent to prepare pre-emulsified matter, in a water-based system, adding ammonium persulfate, and performing a reaction under heating to form alkyd resin; after natural cooling is finished, adding ethyl orthosilicate, a dibutyltin dilaurate catalyst and 3-(methacryloyloxy)propyltrimethoxysilane,and performing a reaction under stirring to obtain an intermediate product; in a water-based system in the presence of a surfactant, mixing polymethyl methacrylate, an ethylene-acrylic acid copolymer, butyl acrylate and hydroxyethyl acrylate, performing grinding, pouring the ground material into the intermediate product, and performing uniform mixing under stirring to obtain an A component; and performing uniform stirring on an accelerant and an initiator to obtain a B component. According to the coating and process provided by the invention, when the coating is used, the A component and theB component are mixed and stirred uniformly, the mixed material uniformly coats the surface of an object to be coated, and drying is performed at room temperature.
Owner:戚江浩
Alfalfa ice cream and preparation technology thereof
The invention discloses an alfalfa ice cream and a preparation technology thereof. The alfalfa ice cream comprises the following components in percentage by weight: 10-25% of alfalfa pulp, 12-20% of whole milk powder, 8-16% of white sugar, 0.06-0.15% of xanthan gum, 0.10-0.22% of CMC, 2.8-4.2% of artificial butter, 1%-6% of pumpkin pulp and the balance water. When the alfalfa pulp is prepared, sucrose ester is selected for use, and the sucrose ester is hydrolyzed to form cane sugar and edible fatty acid, so that the alfalfa pulp has a nutrient value; besides, the alfalfa pulp has the effects of dispersing and defoaming, and has the effects of ageing resistance, bacterium resistance and freshness preservation on starch. When the alfalfa pulp is prepared, carboxymethyl cellulose is added, so that the stability of the alfalfa pulp in the process of preparing the ice cream is improved. The alfalfa ice cream prepared by the preparation method disclosed by the invention is excellent in mouth feel and color.
Owner:HENAN AGRICULTURAL UNIVERSITY
Food Processor with High Efficiency Defoamer
The invention relates to a food processor with a high-efficiency defoaming device. A food processor main body comprises a grinding cutter, a motor, a grinding cutter shaft and a barrel body, and the high-efficiency defoaming device is arranged on the food processor; the high-efficiency defoaming device comprises a defoamer main body; the defoamer main body is provided with a foam inlet, an air outlet and a liquid outlet; and at least one of the top of the foam inlet of the defoamer main body, the top of the air outlet, the top of the liquid outlet and the top of the defoamer main body is positioned at 5mm-800mm above the liquid level of foodstuff. According to the food processor, under the situations of heating at any temperature and any heating power and intensely grinding, foams generated when the foodstuff is ground, heated and cooked are rapidly and actively broken, so that grinding or heating cooking operation is continuously and rapidly carried out without intermittent stop, therefore the grinding or cooking time is greatly shortened, and the working efficiency is improved.
Owner:王晓东
A low-air-entraining viscosity-reducing polycarboxylate water reducer and its preparation method
The invention discloses a low air-entraining viscosity reducing polycarboxylic water reducer which is formed by free radical polymerization of an alkyl phosphotriester mixture, TPEG and unsaturated carboxylic acid under the action of an initiator and a chain transfer agent. By introducing an alkyl phosphotriester monomer containing two double bonds to a main chain, molecules of the obtained polycarboxylic water reducer are of heterocyclic multibranched structures, so that the thickness of a polycarboxylic water reducer adsorption layer is increased, the plastic viscosity of concrete can be remarkably reduced, and meanwhile, by introducing the phosphotriester structure into the molecules of the polycarboxylic water reducer, the foaming property of the obtained polycarboxylic water reducer can be effectively improved and the air entraining property thereof can be reduced. The low air-entraining viscosity reducing polycarboxylic water reducer prepared by the invention is low in dosage and high in water reducer rate, the air entraining property of the low air-entraining viscosity reducing polycarboxylic water reducer can be reduced, the strength and durability of the concrete are improved while the viscosity of high grade concrete is remarkably reduced, and the raw materials are low in cost, the reaction condition is mild, and the low air-entraining viscosity reducing polycarboxylic water reducer is suitable for being popularized and applied.
Owner:CHINA STATE CONSTR READY MIXED CONCRETE CO LTD +1
High-alcohol defoaming agent and preparation method thereof
InactiveCN107080980AHas defoaming effectLow costWater/sewage treatment by degassingFoam dispersion/preventionOil phasePalmitates
The invention discloses a defoamer for high-carbon alcohols and a preparation method thereof. The raw materials of the defoamer include 2 to 5 parts of palmitic acid, 0.2 to 0.6 parts of propylene glycol, 4 to 10 parts of n-octanol, 6 to 20 parts of pentaerythritol ester stearate, and 5 to 12 parts of hexacane Alcohol, 12-30 parts of microcrystalline wax, 2.5-7.5 parts of emulsifier, 1-4 parts of aluminum tripalmitate, and water. The defoamer of the present invention is in the form of an emulsion containing multiple high-carbon alcohols and has defoaming effect. In addition, aluminum tripalmitate, as a hydrophobic particle, can cooperate with the oil phase components to further enhance the defoaming effect. In addition, it significantly reduces costs compared to silicone defoamers and polyether defoamers.
Owner:SUZHOU BONA CHEM TECH
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