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Water-based epoxy resin curing agent emulsion and preparation method thereof
The invention discloses water-based epoxy resin curing agent emulsion and a preparation method thereof. The method comprises the steps of: firstly, adding novolac epoxy resin and organic solvent into a reactor and dissolving the same completely under the condition of 50-80 DEG C; and then adding a modifier and reacting for 0.5-2 h, obtaining amine-modified novolac epoxy resin; meanwhile, taking organic polyamine and the organic solvent and mixing the same under the condition of 50-90 DEG C to dissolve the organic polyamine completely; next, dropwise adding organic acid and reacting for 10-60 min, obtaining modified organic polyamine; next, adding the water-based novolac epoxy resin into the salified organic polyamine, reacting at 40-100 DEG C for 1-3 h, obtaining a modified organic polyamine type water-based epoxy curing agent with self-emulsifying function, wherein the particle size of the curing agent emulsion is about 120 nm; the curing agent emulsion can be steadily stored for at least six months at room temperature and has good compatibility with epoxy resin; and the flexibility of film obtained by curing is at level 1, the adhesive force is at level 1, and the hardness can be 5H.
Owner:SOUTH CHINA UNIV OF TECH
Curable coating composition
InactiveUS20040220306A1Reduce resistanceImprove the immunitySpecial tyresEmulsion paintsSilane compoundsAcrylic resin
A curable coating composition is provided which comprises an acrylic resin having an epoxy group and a hydroxyl group in the side chain (A) and a compound having an amino group (B). The composition may further comprise a silane compound having an epoxy group or an amino group in the molecule (C).
Owner:TORAY FINE CHEMICALS CO LTD
Method for treating aquaculture sewage based on microbial degradation
InactiveCN110683657ACross-linked tightlyReduce processing costsWaste water treatment from animal husbandryBiological water/sewage treatmentDecompositionFiltration
The invention provides a method for treating aquaculture sewage based on microbial degradation, and belongs to the technical field of environmental protection. According to the method, a filtering filler loaded with algae bacteria is provided for preliminary adsorption and filtration of sewage, and algae bacteria fixed pellets are provided for symbiotic purification of the sewage. The algae bacteria are placed in a nitrogen-free phosphorus-free culture environment for enlargement culture, and nitrogen and phosphorus domestication is performed before loading or fixing, when the domestication operation is terminated, a weight percentage of ammonia nitrogen in the culture environment is at least 25%, and a weight percentage of phosphorus is at least 20%. The method has remarkable decontamination and deodorization treatment effects, can adapt to large changes in the nitrogen and phosphorus content of sewage, and treatment temperature, has high microbial nitrogen and phosphorus tolerance and removal rate, and has low treatment input cost and energy consumption. The used filtering filler has large loading capacity, high adsorption capacity and adsorption efficiency, and low biological loss during a storage period. The used algal bacteria fixed pellets have high mass transfer efficiency, good anti-microbial decomposition performance, long storage period and effective use period, and high sewage treatment efficiency of the microorganism at a relatively low temperature.
Owner:ZHEJIANG ACADEMY OF AGRICULTURE SCIENCES
Composite nano-fiber PM2.5 filtering material and preparation method thereof
ActiveCN106925033AEvenly distributedHigh porosityDispersed particle filtrationMembrane filtersCross-linkFiber
The invention discloses a composite nano-fiber PM2.5 filtering material and a preparation method thereof. The material comprises a polyacrylonitrile and gelatin cross-linked composite nano-fiber film. An air filtering material provided by the invention with a polyacrylonitrile and gelatin composite nano-fiber netted cross-linked structure is acquired through the disposable electrostatic spinning and heating after-treatment. The diameter of the polyacrylonitrile and gelatin composite nano-fiber is 150-300nm, the porosity is 80%-90% and the average pore size is 0.5um-6um. The composite nano-fiber with compact structure, uniform netted cross-linking and better mechanical property and hydrophilic air permeability can be acquired; the filtering efficiency thereof for the NaCI aerosol with the median diameter of 200-300nm is 99.82%-99.91%; the pressure drop is 120-150Pa; the breaking strength is 10.92mPa; the elongation at break is 89.85%; the air permeability is 16820mL / (cm<2>.h). The material is especially suitable for the fields of personal protection products, air quality detecting equipment, air purifying equipment, and the like.
Owner:SHAANXI UNIV OF SCI & TECH
Preparation method of stratified-structure mineral reinforced rubber composite material
The invention relates to a preparation method of a stratified-structure mineral reinforced rubber composite material. The preparation method comprises the following steps: (1) carrying out nano-organic modification on a stratified-structure mineral; (2) preparing an organic modified nano-stratified-structure mineral inserted rubber master batch; (3) preparing the raw materials of an organic modified nano-stratified-structure mineral reinforced rubber composite material; and (4) preparing the organic modified nano-stratified-structure mineral reinforced rubber composite material, wherein the stratified-structure mineral is one or mixture of two of black talc, montmorillonite, kaolin and illite in the same mass ratio. According to the preparation method, the functional rubber composite material with excellent mechanical property, stable weather resistance and good warping strength and humidity resistance is prepared.
Owner:HEBEI UNIV OF TECH
Curable coating composition
InactiveUS7091281B2Reduce coatingChemical resistance and water resistance may become poorSpecial tyresEmulsion paintsSilane compoundsSide chain
Owner:TORAY FINE CHEMICALS CO LTD
High-gloss ethanol-tolerance water-based acrylic acid amino glass winebottle stoving varnish as well as preparation method and application thereof
InactiveCN103483985AHigh glossSolve the technical problem that the glossiness is difficult to exceed 90°Epoxy resin coatingsPigment pastesEpoxyWater based
The invention discloses high-gloss ethanol-tolerance water-based acrylic acid amino glass winebottle stoving varnish as well as a preparation method and application thereof. The stoving varnish comprises compositions 1, a composition 2 and prepared slurry. Epoxy modified water-soluble acrylic resin is utilized to coordinate with partial methylated melamine formaldehyde resin and a naphthalene sulfonic acid catalyst, and before the use of the glass winebottle stoving varnish, the epoxy modified water-soluble acrylic resin, the partial methylated melamine formaldehyde resin and the naphthalene sulfonic acid catalyst are mixed with a glycidoxypropyltrimethoxysilane coupling agent to dilute, so that the glass winebottle stoving varnish baked at the temperature of 150-180 DEG C has sky-high paint film glossiness, excellent ethanol-tolerance and repainting performance, and outstanding paint film adhesive force, and the VOC content of the product is greatly reduced. According to the invention, the TVOC of the glass winebottle stoving varnish product can be controlled below 106 g / L, and is far smaller than the limited value of 250 g / L required by the strictest environmental protection standard (HJ / T201-2005) in the paint industry, so that the environmental protection performance of the water-based amino glass winebottle stoving varnish is greatly highlighted.
Owner:中山蓝海洋水性涂料有限公司
Waterproof tear-resistant cable
InactiveCN106800685AImprove heat resistanceImprove mechanical propertiesRubber insulatorsInsulated cablesPolyvinyl alcoholSuccinic acid
The invention discloses a waterproof tear-resistant cable which comprises a conductor and a sheath layer coating the outer side of the conductor, wherein the sheath layer comprises the following raw materials in parts by weight: 50-80 parts of chloroprene rubber, 15-25 parts of ethylene-propylene-diene copolymer, 10-20 parts of ethylene-propylene-diene monomer, 1-2 parts of succinic acid peroxide, 0.5-1.2 parts of tert-butyl hydrogen phthalate, 0.1-0.5 part of zinc oxide, 0.2-0.8 part of diisopropylbenzene hydrogen peroxide, 20-30 parts of modified zeolite powder, 15-35 parts of sepiolite powder, 10-18 parts of corn straw fiber, 10-20 parts of turf powder, 1-2 parts of polyvinyl butyral, 0.2-0.8 part of stearic acid, 0.1-0.6 part of polyethylene wax, 0.5-1.2 parts of epoxidized soybean oil and 1-3 parts of anti-aging agent. The waterproof tear-resistant cable disclosed by the invention has the advantages of good hydrophobic and tear-resistant property, excellent toughness and relatively high thermal stability.
Owner:JINYUAN ELECTRIC GRP
Preparation method of fatigue-resistant rubber
InactiveCN110396227AIncrease elasticityImprove insulation performancePolymer scienceResidual deformation
The invention belongs to the technical field of rubber, and particularly relates to a preparation method of fatigue-resistant rubber, which comprises the following steps: (1) preparation of materials;(2) primary plastication; (3) secondary plastication; (4) rubber mixing; and (5) vulcanization: putting the rubber compound into a mold for vulcanization treatment, and pressurizing and preheating the mold for 5-10 minutes after the set temperature before each vulcanization treatment is reached, the vulcanization treatment conditions being 155 + / - 10 DEG C * 10-12 minutes, and the vulcanization pressure being 10-12 MPa, thereby finally obtaining the fatigue-resistant rubber. The rubber compound with low Mooney index and high processability can be obtained by adjusting the material selection and vulcanization system of the filling system and adopting a specific mixing method, the fatigue resistance of the automobile suspension rubber can be effectively improved, the suspension residual deformation is reduced, and the bonding strength of the rubber and an iron piece (insert) is improved. The rubber satisfies 800,000-900,000 times of test under the conditions that the load is 1000-8500Nat 3 Hz.
Owner:LUSHAN COLLEGE OF GUANGXI UNIV OF SCI & TECH +1
Self-repairing antibacterial polyurethane coating and preparation method thereof
PendingCN113789114AHas antibacterial effectCross-linked tightlyAntifouling/underwater paintsPaints with biocidesPolyesterPolymer science
The invention discloses a self-repairing antibacterial polyurethane coating and a preparation method thereof, and relates to the field of polyurethane coatings. When the self-repairing antibacterial polyurethane coating is prepared, amino silicon oil, polyester polyol and isocyanate are used for jointly preparing a polyurethane coating material, then modified graphene is added, the self-repairing antibacterial polyurethane coating material is prepared, and finally coating is conducted. The amino silicon oil is prepared by adding 2, 3-epoxypropyl trimethyl ammonium chloride to react when the amino silicon oil is prepared; and the modified graphene is prepared by grafting 2-(N, N-dimethylamino) ethylamino dithiocarboxylic acid onto graphene oxide and then performing reduction. The self-repairing antibacterial polyurethane coating prepared by the preparation method disclosed by the invention not only has self-repairing antibacterial capability, but also has relatively good water resistance and hydrophobicity.
Owner:卢超
Wood preservative
ActiveCN107363946AImprove hydrophilicityImprove film formationWood treatment detailsWood impregnation detailsCocamidopropyl dimethylamineAntibacterial agent
The invention belongs to the technical field of preservatives, and particularly relates to a wood preservative. According to the wood preservative, first of all, sodium periodate is added and stirred after corn starch and water are mixed; after the PH value is adjusted, reaction is conducted through heat preservation and stirring, and then a reactant is mixed with acetone and filtered, modified starch is obtained after filter residue is dried; then cocamidopropyl dimethylamine oxide, triadimenol, isopropanol and the like are stirred and then mixed with deionized water to form oil-in-water type emulsion; after being dissolved by the deionized water, the modified starch is mixed with wood vinegar, natamycin and the like to obtain a biological antibacterial agent solution; and finally the biological antibacterial agent solution and the oil-in-water type emulsion are blended and injected packaged at equal proportions, and thus the wood preservative can be obtained. The prepared wood preservative has good effects of being mildew-proofing, insect-proofing and corrosion-proofing, and meanwhile is green and environmentally friendly, cannot make any damage on the environment and human bodies after being used, and is good in corrosion-proofing effect and long in prevention effect and has wide application prospects.
Owner:新沂市金达木业有限公司
Preparation method of high absorption lutein ester zeaxanthin soft sweet
InactiveCN109924336AImprove absorption rateRaise the pHConfectionerySweetmeatsFluidized bed dryingCarrageenan
The invention discloses a preparation method of a high absorption lutein ester zeaxanthin soft sweet. The method comprises dissolving carrageenan and pectin in hot water to prepare a glue solution; mixing the glue solution with a syrup solution and heating to the solid content of 65-70% to obtain a mixture A; dissolving lutein ester, zeaxanthin and chitooligosaccharide in an ethanol aqueous solution and conducting spray drying or fluidized bed drying to obtain composite powder; mixing the mixture A and the composite powder, adjusting the pH to 3.5-4.5, heating the mixture to the soluble solidcontent of 70-75%, pouring the mixture in a soft sweet mold to form the lutein ester zeaxanthin soft sweet. The lutein ester zeaxanthin soft sweet obtained by the method can increase the absorption rate of the lutein ester and the zeaxanthin, and the stability of the lutein ester and the zeaxanthin in the soft sweet is good.
Owner:SIRIO HEALTHCARE ANHUI CO LTD
High-temperature-resistant and corrosion-resistant glass fiber electronic cloth and preparation method thereof
ActiveCN112501916AUniform coatingEasy to stick to each otherLuminescent paintsFibre treatmentGlass fiberPolymer science
The invention discloses high-temperature-resistant and corrosion-resistant glass fiber electronic cloth and a preparation method thereof. The electronic cloth is composed of pretreated base cloth andan anticorrosive coating applied to the surface of the pretreated base cloth, wherein the anticorrosive coating is mainly prepared from aniline, hydrochloric acid and modified graphene oxide through areaction; and the modified graphene oxide comprises the following raw materials in parts by weight of 10-25 parts of graphene oxide, 10-25 parts of dimethylformamide, 15-20 parts of 4,4'-dicyclohexylmethane diisocyanate, 4-7 parts of dibutyltin dilaurate and 8-10 parts of filler. According to the high-temperature-resistant and corrosion-resistant glass fiber electronic cloth and the preparation method thereof, the process design is reasonable, the operation is simple, and the prepared electronic cloth not only has excellent corrosion resistance, but also has excellent high-temperature resistance, is applied to copper-clad plate processing, and is higher in practicability.
Owner:山东兴国大成电子材料有限公司
Lactobacillus plantarum DMDL9010 microcapsule as well as preparation method and application thereof
PendingCN114468304ASmall particle sizeUniform particlesBacteriaLactobacillusBacilliLactobacillus plantarum
The invention belongs to the field of food processing, and discloses a lactobacillus plantarum DMDL 9010 microcapsule as well as a preparation method and application thereof. The preparation method comprises the following steps: dissolving chitosan in a lactic acid solution, adjusting the pH value to 3-5, adding lactobacillus plantarum DMDL 9010 activated bacterial sludge, fully stirring, then adding a genipin solution, uniformly mixing, then adding plant oil containing span 80, uniformly mixing, stirring to prepare a water-in-oil emulsion, carrying out a cross-linking reaction to obtain a microcapsule suspension, washing with ethyl acetate, and drying to obtain the chitosan microcapsule. And drying to obtain the lactobacillus plantarum DMDL 9010 microcapsule freeze-dried powder. The obtained lactobacillus plantarum DMDL 9010 microcapsule has the advantages of high embedding rate, small particle size, high gastrointestinal tract tolerance, simple preparation method and the like, and has relatively high application value.
Owner:SOUTH CHINA UNIV OF TECH
UV-postcured modified aqueous polycarbonate polyurethane emulsion and preparation method thereof
The invention discloses a UV-postcured modified aqueous polycarbonate polyurethane emulsion and a preparation method thereof. Raw materials for preparing the emulsion comprise, by weight, 8.0-9.5% ofPCDL, 1.5-2.0% of DMPA, 2.0-3.0% of CHDM, 1.0-2.0% of TEA, 9.5-11.5% of TDI, 0.2-1.0% of TMP, 1.8-10% of a diluent, and 60-80% of water. The crosslinking degree of the UV-postcured modified aqueous polycarbonate polyurethane emulsion is further improved while the emulsion is dried and forms a film, so the polyurethane structure is closely combined.
Owner:广东博海化工科技有限公司
Nanocellulose-reinforced biomass coated oil-proof paper and production technology thereof
The invention discloses a biomass coated oil-proof paper prepared by gluing a nanocellulose-reinforced alginate / starch-based composite oil-proof film and a paper substrate, and a production technologythereof. The production technology comprises the following steps: preparing nanocellulose by chemical pretreatment, acid hydrolysis, TEMPO catalytic oxidation, ultrasonic treatment, mechanical crushing or a combination thereof; producing the composite oil-proof film by using starch and sodium alginate as an oil-proof film forming substrate, glycerin as a plasticizer and nanocellulose as a reinforcing component; and casting the composite oil-proof film material to form the film, and bonding the film and the paper substrate to produce the biomass coated oil-proof paper. The nanocellulose, alginate and starch have good compatibility when compounded, and the addition of the nanocellulose makes the alginate and starch closely cross-linked, so the strength, the oil resistance and the thermal stability of the alginate / starch-based composite oil-proof film are effectively improved. The biomass coated oil-proof paper produced by casting film formation and bonding has a smooth surface, can be firmly combined, has no crease phenomenon, has no delamination, and can be naturally degraded.
Owner:郄冰玉
Preparation method of organosilicone synthetic leather
ActiveCN109056350ASimple preparation processGood film formingTextiles and paperEngineeringWork in process
The invention relates to the technical field of synthetic leather, and provides a preparation method of organosilicone synthetic leather. The method comprises the steps that 1, surface glue is prepared; 2, bottom glue is prepared; 3, release paper is evenly covered by the surface glue through a roller painter according to thickness of 0.1-0.5 mm to obtain a surface glue layer, drying is conducted,on a second roller painter, according to thickness of 0.1-0.2 mm, the surface glue layer is evenly covered by a bottom glue material, then the surface glue layer and a base cloth are subjected to lamination, drying is conducted, and through a winder, the release paper of a semi-finished product is separated, so that the organosilicone synthetic leather is obtained. By means of the preparation method of the organosilicone synthetic leather, the problems that existing organosilicone synthetic leather is prone to generate static electricity and has poor bonding fastness are solved.
Owner:福建新隆上超纤有限公司
Water-based epoxy resin curing agent emulsion and preparation method thereof
The invention discloses water-based epoxy resin curing agent emulsion and a preparation method thereof. The method comprises the steps of: firstly, adding novolac epoxy resin and organic solvent into a reactor and dissolving the same completely under the condition of 50-80 DEG C; and then adding a modifier and reacting for 0.5-2 h, obtaining amine-modified novolac epoxy resin; meanwhile, taking organic polyamine and the organic solvent and mixing the same under the condition of 50-90 DEG C to dissolve the organic polyamine completely; next, dropwise adding organic acid and reacting for 10-60 min, obtaining modified organic polyamine; next, adding the water-based novolac epoxy resin into the salified organic polyamine, reacting at 40-100 DEG C for 1-3 h, obtaining a modified organic polyamine type water-based epoxy curing agent with self-emulsifying function, wherein the particle size of the curing agent emulsion is about 120 nm; the curing agent emulsion can be steadily stored for at least six months at room temperature and has good compatibility with epoxy resin; and the flexibility of film obtained by curing is at level 1, the adhesive force is at level 1, and the hardness can be 5H.
Owner:SOUTH CHINA UNIV OF TECH
Galvanized steel strand for corrosion-resistant maritime work optical cable and preparation process of galvanized steel strand
ActiveCN113005796AImprove wear resistanceImprove corrosion resistanceHot-dipping/immersion processesFibre mechanical structuresEpoxyMetal-organic framework
The invention discloses a galvanized steel strand for a corrosion-resistant maritime work optical cable and a preparation process of the galvanized steel strand. The steel strand is mainly made of a plurality of hot-dip galvanized steel wires; each hot-dip galvanized steel wire comprises a steel wire body, an aluminum layer, a bonding layer and a zinc layer; secondary drawing is carried out after aluminum plating, mixed powder is sprayed to a preheated secondary drawing steel wire body, and the mixed powder is melted on the surface of the steel wire body, wherein 2-aminobenzothiazole and N, N, N', N'-tetraglycidyl-4, 4'-diaminodiphenylmethane react, hydroxyl reacts with epoxy group to generate crosslinking, and amino in a crosslinking product and hydroxyl on the surface of the aluminum layer are subjected to condensation and addition reaction to form a structure similar to a metal organic framework, so that the mechanical property and wear resistance of the steel wires can be improved; and the prepared steel strand has good corrosion resistance, the three-layer structure is adopted, cross-linking among the structures is tighter, the corrosion resistance is better, and good practicability is achieved.
Owner:江苏卓尔诺光电科技有限公司
Precipitation well blocking method
The invention relates to the technical field of engineering construction, solves the problem that in the prior art, a precipitation well is not prone to being blocked, and particularly discloses a precipitation well blocking method. Multiple pieces of water absorption resin are put into the precipitation well to form a water absorption layer, and water in the precipitation well is converted into colloid through a coagulant; the characteristics of the colloid are utilized to settle sand grains and broken stones in the water, so that the quicksand phenomenon is reduced; when the colloid is adsorbed on the inner wall of the precipitation well, some sand grains, broken stones and water absorption resin can be adsorbed on the inner wall, so that the quicksand phenomenon is further inhibited, and water seepage can be reduced; and a mixture and a pre-blocking material are added into the precipitation well in sequence and are tamped in sequence, so that the water absorption resin expands to the periphery, soil on the side edge of the precipitation well is extruded and tamped, the density of the precipitation well is improved, the water permeability is reduced, the mixture is prevented from losing efficacy, and a relatively dry environment can be provided for final blocking.
Owner:浙江二十冶建设有限公司 +1
Cable with good toughness and excellent thermal stability
InactiveCN106750680AImprove heat resistanceImprove mechanical propertiesRubber insulatorsElectrical conductorSuccinic acid
The invention discloses a cable with good toughness and excellent thermal stability. The cable comprises a conductor and a protective sheath layer, wherein the protective sheath layer coats the conductor; the protective sheath layer is prepared from the following raw materials in parts by weight: 15 to 25 parts of ethylene propylene diene monomer, 60 to 90 parts of chloroprene rubber, 20 to 30 parts of nitrile rubber, 15 to 25 parts of light-weight calcium carbonate, 14 to 22 parts of glass fiber, 20 to 40 parts of nerchinskite, 25 to 35 parts of modified clay, 1 to 2 parts of epoxidized soybean oil, 2 to 4 parts of coal tar, 0.4 to 0.8 part of polyethylene wax, 0.4 to 1 part of stearic acid, 0.4 to 1 part of bis(2,4-dichlorobenzoyl peroxide), 1.5 to 2.5 parts of succinic acid peroxide, 0.3 to 0.7 part of 2-ethyl-4-methylimidazole, 0.8 to 1.4 parts of bispheno1-A diglycidyl ether and 2 to 4 parts of anti-aging agent. The cable has the advantages that the hydrophobic and tear-resistant properties are good, the toughness is excellent, and the heat stability is stronger.
Owner:JINYUAN ELECTRIC GRP
Polysiloxane-based polyurethane/lignin elastomer as well as preparation method and application thereof
The invention discloses a polysiloxane-based polyurethane / lignin elastomer as well as a preparation method and application thereof, and belongs to the technical field of preparation of polyurethane / polysiloxane elastomers. Thepreparation method comprises the following steps: (1) mixing an isocyanate, a catalyst, a polycarbonate diol and an organic solvent to obtain a prepolymer mixed solution; then adding polysiloxane and ligninfor continuous mixing reaction, carrying out cooling treatmentafter the reaction is finished to obtain a polysiloxane-based polyurethane / lignin solution; and (2) carrying out molding treatment on the polysiloxane-based polyurethane / lignin solution to obtain the polysiloxane-based polyurethane / lignin elastomer. According to the invention, the characteristics that lignin is abundant in resource, easily available and renewableare utilized, and a cross-linked structure or filler effect is formed under the action of covalent bonds, so that the polyurethane elastomerhas the characteristics of hydrophobicity, high mechanical strength and cytotoxicity resistance.
Owner:GUANGZHOU CHEM CO LTD CHINESE ACADEMY OF SCI +2
Tea and flower wine and preparation method thereof
PendingCN108192797AThe wine is mellowThe power of good nutritionAlcoholic beverage preparationPlant ingredientsAdditive ingredientDiluent
The invention provides tea and flower wine and a preparation method thereof. The ingredients of the tea and flower wine are lily flower, tree peony bark, honeysuckle, mint and distilled water, and thetea and flower wine is prepared from, by weight, 5 parts of lily flower, 10 parts of tree peony bark, 5 parts of honeysuckle, 10 parts of mint and 100 parts of distilled water. The preparation methodcomprises the following steps of (1) preparation of filtrate A; (2) preparation of diluent; (3) post-treatment of tea leaves; (4) treatment of filtrate B; (5) preparation of glutinous rice mash; 6) preparation of tea liquid; (7) staged fermentation; (8) subsequent treatment. The preparation method of the tea and flower wine has the advantages that the preparation process for the unique componentsis optimized and improved, the prepared tea and flower wine has both mellow bouquet of brewed wine and nutritional value and medicinal value of tea, traditional Chinese medicinal material and glutinous rice, the taste is soft, the wine is full-bodied, mellow and delicate.
Owner:ZHEJIANG BIYUNTIAN AGRI DEV CO LTD
Vehicle multifunctional aqueous paint and preparation method thereof
InactiveCN108690424AImprove adhesionAccelerated corrosionFireproof paintsLuminescent paintsNano al2o3Solvent
The invention relates to the technical field of a paint, and concretely discloses a vehicle multifunctional aqueous paint and a preparation method thereof. The vehicle multifunctional aqueous paint comprises the following components in parts by weight: 15-25 parts of an aqueous polyethersulfone dispersing emulsion, 25-30 parts of an aqueous hydroxy acrylic emulsion, 5-7 parts of a curing agent, 1-5 parts of organic silicone powder, 1-5 parts of nano alumina, 0.05-0.5 parts of nano titanium dioxide, 1-8 parts of a pigment, 3-10 parts of a fire retardant, 0.05-0.5 parts of nano zinc oxide, 0.1-1part of fluorescent powder, 0.1-0.2 parts of a pH conditioning agent, 0.1-0.2 parts of an antifoaming agent, 2-5 parts of a film-forming auxiliary agent, 0.3-0.5 parts of a dispersant, 0.3-0.5 partsof a base material wetting agent, 0.5-1.0 parts of a thickening agent, 2-3 parts of a cosolvent, and 5-10 parts of deionized water. The vehicle multifunctional aqueous paint is a normal-temperature air-drying coating, has the advantages of excellent anti-corrosive property, safety and no toxicity, and convenient construction, has fluorescent effect and fireproof effect, protects the metal base material and increases the work security, and is especially suitable for special vehicles such as a large-scale outdoor work vehicle which is not suitable for baking.
Owner:HEBEI CHENYANG INDAL & TRADE GROUP CO LTD
Purifying agent for indoor complex pollutant sources and application of purifying agent
ActiveCN109908748AIncreased persistenceNot easy to breakDispersed particle separationOrganic acidDecomposition
The invention discloses a purifying agent for indoor complex pollutant sources and an application of the purifying agent, and belongs to the technical field of indoor air purification. The purifying agent for the indoor complex pollutant sources comprises a film forming agent, a catalyst and a dispersant, wherein the film forming agent is prepared from the following components in parts by weight:2-10 parts of high hydrogen silicone oil, 0.6-3 parts of amino acid, 0.1-1.2 parts of enzyme protein, 1-10 parts of a silicon-containing polymer and 1-6 parts of a surfactant; the catalyst is preparedfrom the following components in parts by mass: coenzyme, organic acid and stearamide. The purifying agent has the characteristics of long persistence, strong membrane structure, adjustable membranefunction, controllable decomposition function and the like, can neutralize and decompose indoor air pollutants when being applied to indoor air purification and can effectively prevent release of gaseous pollutants.
Owner:SHANGHAI YONGYI ENVIRONMENT ALEERING CO LTD
Flame-retardant low-smoke halogen-free silane-free crosslinked polyethylene cable material and preparation method thereof
PendingCN112778601APrevent pre-crosslinkingImprove mechanical propertiesPlastic/resin/waxes insulatorsLow smoke zero halogenPolymer science
The invention discloses a flame-retardant low-smoke halogen-free silane-free crosslinked polyethylene cable material and a preparation method thereof. The flame-retardant low-smoke halogen-free silane-free crosslinked polyethylene cable material is prepared from the following raw materials in parts by weight: 9.3 to 9.4 parts of polyolefin resin, 0.1 to 0.2 part of a flame retardant, 0.1 to 0.2 part of a polymerization inhibitor, 0.15 to 0.2 part of a compatilizer, 0.1 to 0.2 part of a catalyst, 0.15 to 0.25 part of a radiation-free crosslinking sensitizer, 0.1 to 0.2 part of an antioxidant, 0.1 to 0.2 part of an initiator, 0.1 to 0.2 part of a coupling agent and 0.1 to 0.2 part of an auxiliary agent. According to the flame-retardant low-smoke halogen-free silane-free crosslinked polyethylene cable material disclosed by the invention, a composite material with excellent mechanical property, flame-retardant property and processability is obtained through optimal design of a formula of the flame-retardant low-smoke halogen-free silane-free crosslinked polyethylene cable material, and the technical requirements of a halogen-free flame-retardant polyolefin insulating material are met.
Owner:广西宏锐科技有限公司
Environment-friendly bonding agent for leather and preparation method thereof
InactiveCN108424725AEasy to prepareLow costNon-macromolecular adhesive additivesMacromolecular adhesive additivesFiberPhosphate
The invention discloses an environment-friendly bonding agent for leather and a preparation method thereof, and relates to the technical field of leather bonding agents. The bonding agent is preparedfrom the following raw materials: modified vinyl chloride-acrylate copolymer resin, phenolic resin, leather cement, polyethylene glycol, palm fibres, attapulgite clay, stearic acid, sodium tripolyphosphate, maleic anhydride-modified polyethylene, ferrocene, di-2-ethylhexyl maleate, tertiary butyl butyl peroxide, tertiary butylated aryl phosphate, a coupling agent, an anti-freezing agent, an anti-oxidant and an anti-foaming agent. The preparation method of the environment-friendly bonding agent for the leather comprises the step of mixing the raw materials through a reaction kettle. The bondingagent disclosed by the invention is easy and convenient to prepare, is green and environment-friendly, is long in service life and broad in market prospect, and has the characteristics of good bonding property, high peeling strength, weather resistance, corrosion resistance and the like.
Owner:合肥佳洋电子科技有限公司
A kind of high-gloss ethanol-resistant water-based acrylic amino glass wine bottle baking varnish and its preparation method and application
InactiveCN103483985BHigh glossSolve the technical problem that the glossiness is difficult to exceed 90°Epoxy resin coatingsPigment pastesEpoxyPolymer science
Owner:中山蓝海洋水性涂料有限公司
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