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52results about How to "Large amount of foam" patented technology
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Detergent box assembly of washing machine and washing machine
ActiveCN105274789AImprove cleanlinessImprove solubilityOther washing machinesTextiles and paperWater flowEngineering
The invention discloses a detergent box assembly of a washing machine and a washing machine provided with the same. The detergent box assembly comprises an outer box, an inner box, a first waterway, a second waterway and a third waterway, and is characterized in that water flow of the first waterway flows along the inner circumferential wall of a detergent cavity, the inner box is provided with a circulation water port, and the detergent cavity is communicated with the second waterway through the circulation water port; one branch of the second waterway is communicated with a water gushing inlet, and another branch of the second waterway is communicated with the third waterway; and the third waterway is connected between a water inlet and a water outlet. According to the detergent box assembly of the washing machine, a detergent placed in the detergent cavity can be washed through arranging the first waterway capable of flowing along the inner circumferential wall of the detergent cavity, the second waterway capable of forming circulation flow and the third waterway communicated with the branch of the second waterway on the inner box and the outer box, so that the detergent is enabled to be sufficiently dissolved, the bubbling amount of the detergent is increased, the washing participation efficiency of the detergent and the washing performance of the washing machine are improved.
Owner:WUXI LITTLE SWAN ELECTRIC CO LTD
Use of residual active sludge protein as foam drilling liquid and preparing method thereof
This invention involves the surplus activation and pollutes proteins as the application of the foam well drilling liquid and prepares the method, utilize surplus active mud person who foam of protein is it foam the pharmaceutical as foam well drilling to use it for, it is to use active mud the impractical law or alkali law that it prepares the method, yes temperature is 110-148 deg.C hydrolysis one hour under the terms, it is appear impurity win protein liquid, and then go protein liquid after the impurity transfer pH value to filter, to a little becoming used as preparing hydrolysising proteins of foam well drilling liquid alkalinly promptly, and then make and foam pharmaceutical and dispose the foam well drilling liquid with the protein hydrolysats. Invention this utilize surplus active mud characteristic of foaming of protein, hydrolysis active mud protein regard as foam well drilling liquid foam the pharmaceutical, its bubble is of good performance, the foaming amount is big, can produce a large number of foam after contacting the gas.
Owner:HUBEI UNIV
Foaming agent of waterproof foam concrete, preparation method and construction method
InactiveCN101698581AFormula refiningImprove stabilityBuild-up roofsBuilding insulationsFoam concreteFoaming agent
The invention relates to foaming agent of waterproof foam concrete, a preparation method and a construction method, which belongs to the fields of construction materials, a preparation method thereof and an architectural method thereof. The foaming agent of the invention comprises the following raw materials in part by weight: 30 to 35 parts of keratinous albumen powder, 4 to 5 parts of Ca(OH)2, 1.5 to 2.5 parts of NaHSO3, 270 to 320 parts of water, 0.8 to 1.5 parts of sodium dodecyl benzene sulfonate (SDBS), 0.2 to 0.7 part of sodium dodecyl sulfate, 0.8 to 1 part of gelatin and 0.5 to 1 part of trolamine. The weight of sulphamic acid is matched with that of Ca(OH)2 and NaHSO3, and the pH value of the mixed three materials reaches 7.
Owner:廖传海
Jet flow self-absorption foaming agent parallel foaming system
InactiveCN103691351AReduce wind speedReduce hydrodynamic forceMixer accessoriesAir volumeEngineering
The invention discloses a jet flow self-absorption foaming agent parallel foaming system. The jet flow self-absorption foaming agent parallel foaming system comprises a proportioning mixer (5), at least two foam generators (11), a water inlet joint (1), an air inlet joint (7), a pressure ventilation pipe (9), a foam distributor (13) and a liquid absorbing pipe (15) connected with the proportioning mixer (5), wherein the at least two foam generators are connected by adopting a parallel connection manner, inlets of the foam generators connected in parallel are connected with outlets of the proportioning mixer, foam observing holes (12) are formed in the outlets of the foam generators connected in parallel, the outlets of the foam generators connected in parallel are connected with the foam distributor; one end of the pressure ventilation pipe divides a flow for each foam generator and supplies air to each foam generator through a flow divider valve; check valves A are arranged on the pressure ventilation pipe and the front end of the flow divider valve; a water volume regulating valve and an air volume regulating valve are respectively arranged on a high-pressure water pipe and the pressure ventilation pipe. The jet flow self-absorption parallel foaming system has the advantages of reducing the pressure loss, improving the system stability, increasing the pressure of the outlets of the foam generators, and enhancing the drive capability, and is suitable for borehole operation.
Owner:CHINA UNIV OF MINING & TECH +1
Pre-foaming high-expansion polyurethane caulking compound and preparation method thereof
InactiveCN102977313AFix stability issuesSolve liquidity problemsOther chemical processesPolyureas/polyurethane adhesivesPolyesterPolymer science
The invention discloses a pre-foaming high-expansion polyurethane caulking compound which is mainly composed of the following raw materials by weight: 18 to 35 parts of polyether polyol, 2 to 15 parts of polyester polyol, 30 to 45 parts of polymethylisocyanate, 8 to 10 parts of dimethyl dimethanamide and 10 to 15 parts of a solvent. Polyether polyol, polyester polyol, polymethylisocyanate, dimethyl dimethanamide and the solvent are mixed together and stirred at room temperature, then an obtained mixture is filled into a pressure vessel, and finally an additive is filled into the pressure vessel. The caulking compound provided by the invention is a pre-foaming product, foaming of the caulking compound reaches 80 to 90% in seconds after the caulking compound is extruded, the extent of later foaming is small, so a worker can well control hand power when using a foaming gun, easiness and convenience are realized, glue is not wasted, cost is substantially saved, and deformation of a product is avoided. The caulking compound has high expansion performance and has a foaming volume reaching 70 to 80 times, one time greater that of a traditional caulking compound, and production cost is reduced.
Owner:SHANGHAI SHUODE BUILDING MATERIALS
Preparation technology of foam cleaning agent for furniture cleaning
InactiveCN105586159AEasy to cleanMild performanceInorganic/elemental detergent compounding agentsOrganic detergent compounding agentsDissolutionAlkyl polyglycoside
The invention provides a preparation technology of a foam cleaning agent for furniture cleaning. The steps include: fully mixing a solubilizer and D-limonene evenly; putting deionized water, sodium fatty acid methyl ester sulfonate and a corrosion inhibitor into a reaction kettle, and performing stirring till complete dissolution; adding alkyl polyglycoside, triethanolamine and an antifreezing agent into a reaction kettle, and conducting stirring dispersion for 5min-8min; adding the mixed solution of D-limonene and the solubilizer, and conducting high speed dispersion for 10min; adding a bactericide and a defoaming agent, conducting dispersion for 5min to make a cleaning agent matrix; filtering the matrix with a filter net, loading the matrix into an aerosol sealing can, and conducting sealing; filling the aerosol sealing can with a propellant by a filling machine, and mounting a pump head. The foam cleaning agent prepared by the preparation technology provided by the invention has the advantages of good cleaning ability, mild performance, high safety factor, green and environmental protection, and large foaming volume, and is suitable for cleaning home and office furniture hard surfaces, can be used instantly after spraying, has no need for rinsing by clear water, can be wiped directly, and is convenient to use and carry.
Owner:彭绍宾
Environment-friendly foaming liquid and preparation method thereof
InactiveCN106422372ASimple production processShort preparation timeToysEnvironmental resistanceIrritation
The invention relates to environment-friendly foaming liquid and a preparation method of the environment-friendly foaming liquid. The environment-friendly foaming liquid is prepared from the following raw materials in percentage by weight: 1-15 % of a surfactant, 1-5 % of a film-forming agent, 0.1-1 % of a water treatment agent, 0.3-1.5 % of a preservative, 0.02-0.2 % of a pH value regulator, and the balance of deionized water. The preparation method comprises the following steps: adding the deionized water into a container, and starting the stirring; adding with the water treatment agent, and carrying out dissolving; adding with the film-forming agent, and carrying out uniform dissolving; adding with the surfactant, and carrying out dissolving; adding with the preservative; and adding with the pH value regulator, and regulating the pH to be 7-8. According to the environment-friendly foaming liquid and the preparation method of the environment-friendly foaming liquid, the surfactant is alkyl glycoside, and the thickening film-forming agent is hydroxyethyl cellulose; alkyl glycoside and hydroxyethyl cellulose are synthesized by green plants, thus being environmentally friendly and free of pollution, non-toxic and free of irritation, and the prepared foaming liquid is non-toxic and safe and is free of irritation to the human body.
Owner:NINGBO MERRY ART GLOW TECH CO LTD
Coffee machine
The invention provides a coffee machine. A water vapor preparation system uses steam for driving a stirring system and / or conveys the steam or hot-state water to a brewing system; the stirring system stirs foaming liquid for foaming the foaming liquid through being driven by the steam; a foaming heating system receives the steam after the steam driving of the stirring system by a water vapor preparation system or the hot-state water condensed by the steam, and heats the foaming liquid stirred in the stirring system; a fermentation system receives the steam or the hot-state water conveyed by the water vapor preparation system to ferment or soak coffee powder in the fermentation system so as to prepare coffee; and a control system is in signal connection with and controls one kind or several kinds of systems of the water vapor preparation system, the stirring system, the foaming heating system and the brewing system. The coffee machine has the advantages that the steam can be used for stirring foaming and heating at the same time; through the stirring foaming, the foaming quantity of the foaming liquid can be great; the foam is sufficient, fine and dense; the driving of the stirring system by a motor is not needed; the device cost is low; and the operation energy consumption is low.
Owner:FORTUNE TECH MFG CO LTD
Foam caulking gun
ActiveCN104117471AGood caulkingUniform foamingLiquid surface applicatorsDispensing apparatusInlet channelEngineering
The invention relates to a foam caulking gun. A liquid inlet channel is formed in a gun body of the foam caulking gun, and a control device is arranged in the liquid inlet channel and comprises a closure member, a reset spring, a fixed seat and a control head. The reset spring is arranged at the lower end of the closure member, and one end of the reset spring is elastically connected with the closure member. The fixed seat is arranged under the liquid inlet channel, and the other end of the reset spring is fixed to the fixed seat. The closure member is sealed with the liquid inlet channel, and a closed opening is formed in the liquid inlet channel. A closed belt is formed on the closure member, and the closure member extends above the closed opening. The control head is arranged at the upper end part of the closure member. When the control head is pushed downwards, the control head pushes the closure member to move downwards so as to open the liquid inlet channel, and the control head controls the closed belt to keep a stable distance with the closed opening. When downward thrust is not applied to the control head, the closure member seals the liquid inlet channel under elastic force of the rest spring. The foam caulking gun can generate front foaming.
Owner:王良
Foaming agent for flotation
InactiveCN102716810AGood dispersionLarge amount of foamEther preparation from oxiranesFlotationDispersityCompound a
The invention discloses a foaming agent for flotation. The foaming agent comprises a compound A, and the chemical general formula of the compound A is R-O-[(CH2)n-O]m-H, wherein the R refers to alkyl of C5-C11, the n is equal to 2 or 3, and the m is equal to 1.0-3.0. The compound A belongs to oil soluble surfactants, is high in dispersity and low in consumption when in flotation and is completely biodegradable to avoid environmental pollution. The foaming agent is particularly applicable to flotation of clean coal, hydrocarbon such as kerosene or diesel is used as a collector in flotation of the clean coal, the recovery rate of the clean coal can be effectively increased, and coal ash in the clean coal is reduced.
Owner:冯益生
Inorganic light thermal insulating wallboard and manufacturing method thereof
InactiveCN103073325ALow thermal conductivityImprove insulation effectCeramicwareNoise controlFoam concrete
The invention discloses an inorganic light thermal insulating wallboard and a manufacturing method thereof. The inorganic light thermal insulating wallboard comprises the following components in parts by mass: 10-30 parts of cement, 40-60 parts of coal ash, 10-15 parts of waste slag, an inorganic foaming agent accounting for 3-5% of the cement, and an assistant accounting for 0.05-0.5% of the inorganic foaming agent, wherein the inorganic cement foaming agent is 90-95% hydrogen peroxide and 5-10% of ammonium carbonate. The manufacturing method of the inorganic light thermal insulating wallboard comprises the steps of mixing the cement, the coal ash and the waste slag with water to form concrete grout, adding the inorganic cement foaming agent and the assistant to the concrete grout, stirring, allowing concrete to be foamed rapidly, casting the foamed concrete into a mold, and allowing the foamed concrete to be solidified, demolded and stacked automatically and cured naturally. The inorganic light thermal insulating wallboard is low in heat conductivity coefficient, good in noise control and sound-proof effect, fire-proof, low in volume-weight, moderate in strength, nontoxic and odorless, and insulates heat. Raw materials are easy to obtain, the cost and equipment investment are low, the technological operation is simple, and the wallboard takes effect rapidly, and is worth for extensive popularization and application.
Owner:武汉中天创新环保科技开发有限公司
Vaginal effervesce tablet of ornidazole and its preparation method
ActiveCN100367958CLarge amount of foamQuality improvementOrganic active ingredientsPill deliverySodium bicarbonateLow-substituted hydroxypropylcellulose
Owner:NANJING SANHOME PHARMACEUTICAL CO LTD
Cavitation piece of micro-bubble generator, micro-bubble generator and washing device
PendingCN111206380AGuaranteed foam making abilitySimple structureFlow mixersTransportation and packagingWater flowEngineering
The invention discloses a cavitation piece of a micro-bubble generator, the micro-bubble generator and a washing device. The cavitation piece has a cavitation inlet and a cavitation outlet for water flow enters and exits; at least one Venturi channel extending from the cavitation inlet toward the cavitation outlet is defined in the cavitation piece; each Venturi channel, in the water flow direction, sequentially comprises a tapered section, a pipeline and an expanding section; the flow area of the tapered section gradually decreases in the direction from the cavitation inlet to the pipeline, the flow area of the expanding section gradually increases in the direction from the pipeline to the cavitation outlet, and the diameter of the pipeline is 0.2-2.0 mm. The cavitation piece provided bythe invention can guarantee the foaming capacity of the cavitation piece and can control the moderate flow rate on the one hand, and has a simple structure, convenient processing and easy cost controlon the other hand.
Owner:WUXI LITTLE SWAN ELECTRIC CO LTD
Microbial liquid foaming agent and preparation method thereof
InactiveCN108355579ASimple preparation processReduce reaction energy consumptionTransportation and packagingMixingFoaming agentYeast strain
The invention relates to a microbial liquid foaming agent. The microbial liquid foaming agent is characterized by being prepared from, in parts by weight, 10-15 parts of sugar, 10-20 parts of peptone,5-10 parts of yeast extract powder, 5-15 parts of a yeast strain liquid, 0.2-1 part of a foam stabilizer and 40-60 parts of water. The foaming agent has the characteristics of simple preparation process, low reaction energy consumption, high foaming capacity and the like and has wide application prospects. The foaming agent also comprises the foam stabilizer, and more uniform, fine and stable foam can be obtained. Required materials are widely sourced and low in cost, the requirement for stirring equipment is low, the foam is prepared from probiotics and nutrient substances, the foaming agentis non-toxic, harmless and wide in application range, and the problems of high cost, poor foam stability and single application range of existing foaming agents are solved.
Owner:TIANJIN CHENGJIAN UNIV
Vaginal effervesce tablet of ornidazole and its preparation method
ActiveCN1765358ALarge amount of foamQuality improvementOrganic active ingredientsPill deliverySodium bicarbonateLow-substituted hydroxypropylcellulose
The invention relates to an Ornidazole vaginal effervescent tablet, which comprises 1 weight part of Ornidazole, 0.54-0.66 weight part of sodium hydrogen carbonate, 0.18-0.22 weight part of low substituted methylcellulose propylene glycol ether, 0.0057-0.0070 weight part of sodium dodecylsulfate, 0.79-0.97 weight part of microcrystalline cellulose, organic acid 82% by molar weight of organic acid, 0.028-0.035 weight part of polyethylene glycol.
Owner:NANJING SANHOME PHARMACEUTICAL CO LTD
Preparation method of environment-friendly autoclaved aerated concrete block
The invention discloses a preparation method of an environment-friendly autoclaved aerated concrete block. The method comprises the following steps: mixing and grinding a ceramic waste, loess, quicklime and desulfurized gypsum, and feeding the mixture into a sintering machine to obtain mixed aggregates; feeding methyl acrylate, ethylene oxide and an Al / Mg / Ce inorganic salt composite catalyst into a sealed reactor, carrying out heating, stirring, standing and cooling under nitrogen protection, adding rosin, phenol, sodium polynaphthalene sulfonate and concentrated sulfuric acid for mixing, and carrying out heating and stirring; sequentially adding sodium hydroxide and water for stirring to obtain a foaming agent; adding powdery sodium silicate, calcium lignosulphonate and anhydrous sodium sulfate to the mixed aggregates for ball-milling, and adding cement, polyvinyl alcohol and the foaming agent for stirring to obtain mixed slurry; and casting the mixed slurry into a mold for molding, and carrying out heating, pre-curing, demolding, cutting, autoclaved curing and cooling to obtain the environment-friendly autoclaved aerated concrete block.
Owner:浙江德义建筑设备有限公司
Preparation method of animal toenail type surfactant
PendingCN105294821AImprove protectionHigh activityTransportation and packagingMixingHydrolysateActive agent
The invention relates to a preparation method of an animal toenail type surfactant. The preparation method comprises the following steps of firstly, selecting powdery or filamentary or lancet-shaped toenail materials; secondly, adding selected toenail materials into water according to the weight ratio of 0.1 to 0.8:1; thirdly, adding base, acid or enzyme for performing hydrolysis reaction, and continuously stirring in the reaction process; fourthly, after hydrolysis is finished, if base or acid hydrolysis is generated, adding corresponding acid or base for performing acid-base neutralization, and if enzymolysis is generated, performing corresponding enzyme inactivating treatment; fifthly, filtering to remove a solid remnant to obtain the animal toenail type surfactant. According to the preparation method disclosed by the invention, a hydrolysis product can obtain higher activity and higher foaming rate, and needs lower cost; meanwhile, the problem about pollution caused by wastes is also solved, and further environmental protection is better facilitated.
Owner:河南永立建材有限公司
Brewing method of sparkling semi-sweet yellow rice wine
PendingCN111196966ALarge amount of foamIncrease lethalityAlcoholic beverage preparationBiotechnologyIsomaltooligosaccharide
The invention relates to a brewing method of sparkling semi-sweet yellow rice wine, and belongs to the technical field of yellow rice wine brewing. The brewing method of sparkling semi-sweet yellow rice wine comprises the following steps: (1) weighing materials: weighing aged demi-sec yellow rice wine (aged rice-adding wine), sweet yellow rice wine (Xiangxue wine), isomaltooligosacharide, chitosanoligosaccharide, tea saponin, high-activity dry distiller's yeast and water; (2) feeding: putting the aged demi-sec yellow rice wine (aged rice-adding wine), sweet yellow rice wine (Xiangxuewine), isomaltooligosacharide, chitosan oligosaccharide, tea saponin, high-activity dry distiller's yeast and water into a pressure-resistant bottle; (3) fermenting; (4) detecting the pressure; (5) sterilizing; and (6) cooling. The isomaltooligosacharide, chitosan oligosaccharide and tea saponin are added into the finished yellow rice wine, secondary fermentation is performed, ratio-controlled, low-temperature and short-time in-bottle fermentation is performed to make the wine contain enough carbon dioxide, and no precipitate is generated in the bottle after sterilization; and the mouth killing property, the tasty and refreshing property, the harmony of the wine body and the durability of foam of the wine taste are improved.
Owner:ZHEJIANG SHUREN COLLEGE ZHEJIANG SHUREN UNIV
A jet self-priming foaming agent parallel foaming system
InactiveCN103691351BReduce wind speedLower requirementMixer accessoriesAir volumeHigh pressure water
Owner:CHINA UNIV OF MINING & TECH +1
Foam joint filling gun
ActiveCN104226558APrevent blowbackAvoid stickingLiquid surface applicatorsDispensing apparatusEngineeringMechanical engineering
Owner:王良
Shallow layer low-temperature oil deposit microfoam temporary plugging agent and preparation method thereof
InactiveCN110669485AHigh compressive strengthStrong blocking abilityDrilling compositionCelluloseOil field
The invention discloses a shallow layer low-temperature oil deposit microfoam temporary plugging agent and a preparation method thereof and is applied to the technical field of improving oilfield recovery efficiency. The shallow layer low-temperature oil deposit microfoam temporary plugging agent consists of the following components in different parts by weight according to a same weight standard:200 parts of NaHCO3 aqueous stratum water, 0.4-0.6 part of sodium hexadecyl benzene sulfonate, 1.5-2.0 parts of sodium carboxymethylcellulose and 1.0-2.0 parts of a soluble starch. The shallow layerlow-temperature oil deposit microfoam temporary plugging agent is used in a low-temperature oil deposit within a temperature range of 30-40 DEG C. The shallow layer low-temperature oil deposit microfoam temporary plugging agent is good in foaming property, large in foam amount and good in stability, can be kept at a relatively stable state for a long time, has good pressure resistance strength, has good injection performance, can be fed into a low-pressure layer priorly, is good in plugging performance for the low-pressure layer and poor in plugging performance for a high-pressure layer, doesnot contaminate the low-pressure layer after effect loss, and has a good real-time plugging capability.
Owner:NORTHEAST GASOLINEEUM UNIV
Bifonazole vaginal effervescent tablet and its preparation method
ActiveCN102266305AEffective controlEasy to useOrganic active ingredientsPharmaceutical delivery mechanismSodium bicarbonateLow-substituted hydroxypropylcellulose
The invention discloses a bifonazole vagina effervescent tablet. The tablet comprises the following components in part by weight: 80-120 parts of bifonazole, 200-400 parts of sodium bicarbonate, 60 to 120 parts of low-substitution hydroxypropylcellulose, 70 to 180 parts of microcrystalline cellulose, 50 to 100 parts of lactose, 60 to 180 parts of sodium starch glycolate, 10 to 30 parts of adhesive, 200 to 400 parts of organic acid, and 5 to 20 parts of lubricant. The invention also discloses a preparation method of the bifonazole vagina effervescent tablet. In the preparation method, production equipment of common tablets is adopted, the process is simple, and the cost is low; and the prepared vagina effervescent tablet has the advantages of large foaming volume, stable quality, as well as convenience for preservation, carriage, transportation and storage, quick disintegration, convenience for use, quick response, high bioavailability, well acceptance by patients and the like.
Owner:济南龙华医药技术有限公司
Foam concrete, preparation method thereof and composite material
InactiveCN112225505ALarge amount of foamGood dispersionCeramic shaping apparatusCement mixing apparatusFoam concreteFoaming agent
The invention relates to foam concrete, a preparation method thereof and a composite material. The foam concrete is prepared from the following raw materials in parts by weight: 621-750 parts of cement; 212-280 parts of fly ash; 30-70 parts of a composite foaming agent; 20-45 parts of a silane-based water repellent; and 35-65 parts of a propenyl ether copolymer. The foam concrete has the characteristics of light weight, high strength, fire resistance and hydrophobicity. The composite material can stabilize the dry density even in a range of 300kg / m<3> to 500kg / m<3>, and meanwhile, the compressive strength of 3MPa to 5MPa is achieved.
Owner:GUANGDONG BOZHILIN ROBOT CO LTD
Preparation method for compound type foaming agent
The invention discloses a preparation method for a compound type foaming agent, relates to a preparation method for an additive for a building, in particular to a preparation method for a foaming agent added into concrete. The compound type foaming agent is compounded from an initial product, N,N'-dinitrosopentamethylamine (DPT), diglycol and lauryl alcohol. The compound type foaming agent is prepared on the basis of the original foaming agent, substances with excellent foaming properties are added into the foaming agent, and other additives are added to achieve the effects of increasing foams, stabilizing foams and regulating. The compound type foaming agent prepared by the preparation method is verified in practical production, and has the outstanding characteristics of being great in foaming amount, small in foam loss, small in strength effect and the like. The preparation method is simple to operate, is easy to control and is relatively high in yield.
Owner:云南森博混凝土外加剂有限公司
Preparation process of high-flame-retardant inorganic polyurethane thermal insulation foam board
The invention discloses a preparation process of a high-flame-retardant inorganic polyurethane thermal insulation foam board. The preparation process comprises the steps 1 to 7. According to the preparation process disclosed by the invention, polyether polyol, isocyanate, a catalyst, a foam stabilizer, a foaming agent and a flame retardant are used as raw materials to prepare the high-flame-retardant inorganic polyurethane thermal insulation foam board, the preparation process is simple, and the prepared high-flame-retardant inorganic polyurethane thermal insulation foam board is excellent inphysical and mechanical properties and dimensional stability; the high-flame-retardant inorganic polyurethane thermal insulation foam board is large in foaming amount, uniform and stable in foam, highin foam closed-cell rate and not prone to collapse, the use amount of the flame retardant is reduced, the production cost of enterprises is reduced, no toxic gas or dense smoke is generated when theflame retardant is combusted, and the high-flame-retardant inorganic polyurethane thermal insulation foam board meets the requirement of environmental protection.
Owner:惠州市民华建材科技有限公司
Environment-friendly polyurethane foaming agent and preparation method thereof
InactiveCN112300435ASimple manufacturing methodEasy to operate and controlPolyureas/polyurethane adhesivesAlkanePropanoic acid
The invention discloses an environment-friendly polyurethane foaming agent and a preparation method thereof. The environment-friendly antirust agent, which is prepared from the following components inparts by weight: 6-12 parts of (1-chloro-propylideneamino)urea modified (S)-2-hydroxy-3-(imidazole-4-yl)propionic acid, 0.5-1.5 parts of butyl stearate coated nano aluminum powder, 0.3-0.5 part of guanidine carbonate, 0.2-0.4 part of tris(hydroxymethyl)aminomethane carbonate and 0.5-1.5 parts of epoxy long-chain alkane modified tris(hydroxymethyl)methylglycine. The invention also discloses the preparation method of the environment-friendly polyurethane foaming agent. The environment-friendly polyurethane foaming agent disclosed by the invention is remarkable in foaming effect, large in foaming amount, good in foam stability and good in use safety and environmental protection property, and polyurethane foam formed by using the foaming agent is uniform in structure and excellent in physicalproperty.
Owner:宋庆红
Inorganic cement foaming agent and application thereof
InactiveCN103073326AHeavyGood viscoelastic toughnessCeramic shaping apparatusCeramicwareFoaming agentInorganic compound
The invention discloses a composite inorganic foaming agent taking an inorganic compound (hydrogen peroxide) as a main body, and an application of the composite inorganic foaming agent. The inorganic cement foaming agent comprises the following components by mass percentage, 90-95% of hydrogen peroxide, 5-10% of ammonium carbonate, and an assistant accounting for 0.05-0.5% of total mass percentage of hydrogen peroxide and ammonium carbonate. The application of the inorganic cement foaming agent comprises the steps of adding the inorganic cement foaming agent accounting for 2-5% of the mass percentage of cement to concrete cement grout for stirring, allowing the concrete to be foamed rapidly after 5-10s, allowing the volume of the concrete to be expanded to be full filled in a mold frame within 10min, and allowing the concrete to be solidified automatically after 3-5h to form a foamed concrete block. No foaming machine is required, and the foaming agent is directly added to the cement grout for stirring. The foaming agent has the advantages of good foaming effect, low cost and safety and convenience in use, and is suitable for mass production and worth for extensive popularization and application.
Owner:武汉中天创新环保科技开发有限公司
Preparation method of autoclaved-aerated concrete building block
ActiveCN107162513AWide variety of sourcesEffective dispersionCeramicwarePolyethylene glycolMelamine formaldehyde resin
The invention discloses a preparation method of autoclaved-aerated concrete building block. The preparation method includes following steps: mixing and grinding coal ash waste, basalt powder, calcium carbonate and zeolite powder, and feeding into a sintering machine for sintering to obtain mixed aggregate; adding river sand, sulfonated melamine-formaldehyde resin and cellulose fiber into the mixed aggregate, ball milling, adding cement, polyethylene glycol and modified foamer, and stirring to obtain mixed slurry; pouring the mixed slurry into a mould, increasing temperature for pre-curing, demoulding, cutting, autoclaved curing, and cooling to obtain the autoclaved-aerated concrete building block. The coal ash waste is used, so that the building blocks are low in cost, extremely high in extreme load and compressive strength and conducive to overcoming the quality defects of flaking and cracking of walls built by the building block; the inside of the building block contains a lot of uniform air holes, so that the building block has extremely high pressure bearing capacity and remarkable economic benefit and social benefit.
Owner:唐山市致臻建筑材料有限公司
High-flame-retardant building external wall thermal insulation material and preparation method thereof
InactiveCN113512167AImprove mechanical propertiesGood dimensional stabilityPolymer scienceEngineering
The invention provides a high-flame-retardant building external wall thermal insulation material and a preparation method thereof. The preparation method comprises the following production steps of S1, taking and placing polyether polyol, isocyanate, a modifier, a foaming agent, a flame retardant and a smoke suppressant in a working reaction kettle of foaming equipment, and conducting stirring for 0.5-2 hours; S2, transferring the modified polyether polyol into a foaming stirring barrel of foaming equipment; S3, adding isocyanate in a preset weight percentage into the foaming stirring barrel of the foaming equipment, and uniformly stirring the modified polyether polyol and the isocyanate in the foaming stirring barrel at a high speed to prepare a mixed raw material; S4, pouring the mixed raw materials into a cavity of the foam board mold by the foaming equipment, and conducting standing for 1-8 hours; and S5, taking out the flame-retardant polymer thermal insulation foam board to obtain the flame-retardant polymer thermal insulation foam board. The flame-retardant modification is scientifically improved, and the fire safety requirement of the external wall thermal insulation material is met, so that the fire hazard behavior of a building is reduced.
Owner:苏州瑞纳新材料科技有限公司
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