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53results about How to "With elongation" patented technology

Method for preparing centrifugal nodular cast iron pipe

The invention discloses a method for preparing a centrifugal nodular cast iron pipe. The method discloses the preparation process of the centrifugal nodular cast iron pipe of high quality, the preparation process comprises a series of operation processes of molten iron preparation, nodulizing of molten iron, centrifugal casting, annealing treatment, pipe body shaping and coating protection and the like. The method is suitable for preparation of cast iron pipes of the specification of DN 80-1000 mm, the application range is wide, and the preparation process is simple. The cast iron pipe prepared through the method has the characteristics of being high in appearance quality, fine in material structure, high in production efficiency, long in service life and the like, and compared with existing steel pipes and gray iron pipes, the cast iron pipe prepared through the method has better decay resistance and tensile property.
Owner:SICHUAN CHUANJIAN PIPES

Bullet-resistant glass and fireproof glass for insulating heat and resisting radiation, as well as compound glass thereof

The invention respectively discloses bullet-resistant glass and fireproof glass for insulating heat and resisting radiation, as well as and compound glass thereof, which respectively comprise laminated safety glass, bullet-resistent glue and / or fire-retardant glue and an outer-layer glass substrate, wherein the outer-layer glass substrate is bonded on the surface of the laminated safety glass by the bullet-resisting glue and / or the fire-retardant glue; and the laminated safety glass comprises two inner-layer glass substrates and an organic laminated adhesive material which is arranged between the two inner-layer glass substrates. The bullet-resistant glass and the fireproof glass not only can resist bullets and fire, but also can absorb ultraviolet rays, near infrared rays and strong dazzling light to insulate heat, prevent freeze, resist bright light, strong heat, the penetration of harmful radiant rays for human bodies, and the like, can prevent rain pulverization, snow adhesion and self-pulverization of glass under strong shock waves, realize self protection, and the like.
Owner:何海波

Welding material special for GH4169 high-temperature alloy pipe material

The invention relates to a welding material special for GH4169 high-temperature alloy tubular products, which is characterized in that the welding material special for the GH4169 high-temperature alloy tubular products comprises the following chemical compositions in percentage by weight: 3.0 to 3.31 percent of molybdenum, 0.45 to 0.65 percent of aluminum, 0.8 to 1.2 percent of titanium, 5.0 to 5.7 percent of niobium, 0.35 to 0.65 percent of magnesium, 0.02 to 0.03 percent of copper, 50 to 55 percent of nickel, and the balance being iron and impurities. The welding material special for the GH4169 high-temperature alloy tubular products can make welded joints have an elongation percentage of more than or equal to 18 percent when simultaneously guaranteeing the strength and the hardness of the welded joints after the welded joints after welding are subjected to solution heat treatment and aging heat treatment.
Owner:INST OF METAL RESEARCH - CHINESE ACAD OF SCI

Rapidly solidified aluminum matrix composite enhanced by SiCp particles, and preparation method thereof

The invention discloses a rapidly solidified aluminum matrix composite enhanced by SiCp particles. The rapidly solidified aluminum matrix composite is prepared from the following components by volume percent: 2.5-25% of SiCp particles, and the balance of rapidly solidified aluminum alloy or pure aluminum powder. The preparation method comprises the following steps of: cleaning and baking the SiCp particles by deionized water after high-temperature oxidation and pickling; then drying the rapidly solidified aluminum alloy or pure aluminum powder to obtain high-energy mixed powder after mixing the powder; and finally, orderly carrying out repeated extrusion and common positive extrusion on the high-energy mixed powder to obtain the rapidly solidified aluminum matrix composite enhanced by the SiCp particles. The rapidly solidified aluminum matrix composite enhanced by the SiCp particles has the advantages of high strength characteristics and high wearability. By adopting the preparation method disclosed by the invention, the rapidly solidified aluminum matrix composite enhanced by the SiCp particles prepared in manners of carrying out pretreatment and high-energy mixing on the SiCp particles and then carrying out repeated severe plastic deformation is even in distribution of SiCp particles, good in combination with a matrix interface, and isotropous in aluminum matrix composite.
Owner:铜川华铸精密科技有限公司

Industrial preparing method of water-cooling metal mold centrifugal nodular cast iron pipe

ActiveCN104480381AImprove appearance qualityRefining material organizationMetal moldCast iron pipe
The invention discloses an industrial preparing method of a water-cooling metal mold centrifugal nodular cast iron pipe. According to the method, pig iron is used, the technologies of molten iron preparing, molten iron nodulizing, centrifugal casting, annealing, shaping and coating are carried out, and then the finished cast iron pipe is obtained. The preparing method is suitable for preparing the high-quality metal mold centrifugal nodular cast iron pipe of DN80-1000 mm. The preparing process comprises a series of operation procedures such as molten iron preparing, molten iron nodulizing, centrifugal casting, annealing, shaping and coating, the preparing technology is simple, the prepared cast iron pipe has the advantages of being high in appearance quality, fine in material structure, high in production efficiency, long in service life and the like, and compared with an existing steel pipe and an existing gray iron pipe, the water-cooling metal mold centrifugal nodular cast iron pipe has better corrosion-resisting performance and tensile performance.
Owner:SICHUAN CHUANJIAN PIPES

High-crack-resistance building waterproof material and preparation method thereof

InactiveCN106751696AMoisture-proof, leak-proof and seepage-proofAvoid erosionBuilding insulationsHigh resistanceEpoxy
The invention discloses a high-crack-resistance building waterproof material and a preparation method thereof. The high-crack-resistance building waterproof material is prepared from the following raw materials in parts by weight: 30-50 parts of polyether tribasic alcohol, 10-15 parts of petroleum asphalt, 5-10 parts of fluorocarbon resin, 8-15 parts of nano magnesium oxide, 12-15 parts of organic silicon modified epoxy resin, 12-18 parts of aluminum potassium sulfate dodecahydrate, 15-25 parts of hydroxyethyl cellulose, 4-9 parts of Portland cement, 10-20 parts of talcum powder, 2-10 parts of polyoxyethylene, 1-8 parts of magnesium stearate, 11-17 parts of acrylate, 2-8 parts of steel slag micropowder and 1-8 parts of trimethyl trimellitate. The high-crack-resistance building waterproof material integrates the heat-insulating property and waterproofness, has the advantages of higher compression resistance, long service life, favorable high-temperature resistance, certain elongation percentage, high crack resistance, low cost, favorable binding property, low oxidation and aging tendency, high tensile strength, favorable waterproof effect and the like, can form a waterproof layer on the object surface to effectively avoid the object oxidation, and can be used as a waterproof material for interior architecture. The high-crack-resistance building waterproof material has the advantages of simple formula, low cost and favorable properties, and is suitable for large-scale production.
Owner:芜湖浩权建筑工程有限公司

Sandwich safety glass capable of absorbing ultraviolet rays, near infrared rays and dazzling light and preparation method thereof

The invention discloses sandwich safety glass capable of absorbing ultraviolet rays, near infrared rays and dazzling light, which comprises two pieces of silicate glass and an organic interlayer adhesive material positioned between the two pieces of silicate glass, wherein the organic interlayer adhesive material contains an UV-IR optical protective material. The invention also discloses the preparation method of the sandwich safety glass. The sandwich safety glass of the invention, according to self material characteristics, can selectively transmit human body-benefiting spectra so as to play roles in insulating heat, preventing freezing, preventing the penetration of strong light and heat and radiant rays harmful to human bodies, and the like. The sandwich safety glass also can prevent rain and dew atomization, ice and snow accumulation and glass breakage under intense impact and realize self protection and other functions.
Owner:何海波 +1

an elastic primer

The invention discloses an elastic primer which is processed with excellent pure acrylic elastic emulsion and imported additives. In addition to the function of general sealing primer, it also has a certain elongation rate. Its unique elastic function can cover the base layer Therefore, it is widely used in the external thermal insulation system of the external wall of the building, effectively solving the problem that the external thermal insulation system is easy to crack.
Owner:SUZHOU MEIYAMEI CONSTR COATINGS

A pure acrylic elastic primer

InactiveCN102295865AStrong penetration and adhesionAvoid erosionCoatingsElastomerEmulsion
The invention discloses a pure acrylic elastic primer which is processed with excellent pure acrylic elastic emulsion and imported additives. In addition to the function of general sealing primer, it also has a certain elongation rate. Its unique elastic function can cover The fine lines on the base layer and the prevention of cracks are widely used in the external thermal insulation system of external walls of buildings, effectively solving the problem of easy cracking in external thermal insulation systems.
Owner:SUZHOU MEIYAMEI CONSTR COATINGS

Heat-insulated composite waterproof material for buildings and preparation method thereof

The invention discloses a heat-insulated composite waterproof material for buildings and a preparation method thereof. The heat-insulated composite waterproof material is prepared from the following materials in parts by weight: 30-50 parts of polyether-tribasic alcohol, 10-15 parts of petroleum resin, 5-10 parts of fluorocarbon resin, 8-15 parts of nanometer magnesium oxide, 12-15 parts of organosilicon-modified epoxy resin, 12-18 parts of aluminum potassium sulfate dodecahydrate, 15-25 parts of synthetic rubber, 4-9 parts of wood fiber, 10-20 parts of talcum powder, 2-10 parts of polyvinyl alcohol, 1-8 parts of methyl silicone oil, 11-17 parts of acrylic ester, 2-8 parts of wood flour and 1-8 parts of trimethyl trimellitate. According to the heat-insulated composite waterproof material and the preparation method disclosed by the invention, the heat-insulated property and the waterproof property are integrated, the compression strength is stronger, the service life is long, the high-temperature resistance is excellent, certain elongation is achieved, the cracking resistance is strong, a waterproof layer is formed on the surface of an object, the oxidation of the object can be effectively avoided, the cost is low, the bonding property is good, the oxidation and the ageing are not easy, the tensile strength is high and the waterproof effect is good and the like; the heat-insulated composite waterproof material can be used as a waterproof material for indoor buildings, adopts a simple formula, is low in cost and excellent in property and is suitable for large-scale production.
Owner:芜湖浩权建筑工程有限公司

Atomizing and spraying method of sulfur modified composite anticorrosive coating

The invention discloses an atomizing and spraying method of a sulfur modified composite anticorrosive coating, which comprises the following steps of: (1) hot-melting a sulfur raw material: adding sulfur into a reaction vessel for heating, reaching the hot-melting temperature of 135-140 DEG C of the sulfur raw material and dewatering till no air bubble exits; (2) adding modifying agents: reducing the temperate of the raw material sulfur to 120 DEG C, slowly adding the modifying agents in batch, continuously agitating, then controlling the temperature to be 140 DEG C plus or minus 5 DEG C and reacting for 5 hours; (3) adding a coupling agent, a stabilizing agent and a toughening agent and keeping the temperature of 140 DEG C for 45 minutes; (4) adding an aggregate: controlling the temperature to be 140-150 DEG C and continuously agitating; and (5) atomizing and spraying: spraying by adopting a spray gun and still keeping the temperature of 140 DEG C. By adopting the method, the thermal stability, the viscosity, the density, the liquidity and other properties of a hot-melted sulfur modified composite material are improved, so that the material has the atomizing and spraying properties.
Owner:刘岩

Method for preparing boron-modified commercially pure aluminum with high strength and conductivity

The invention provides a method for preparing boron-modified commercially pure aluminum with high strength and conductivity, comprising the steps of: (1) adding commercially pure aluminum and a refining agent into a ceramic crucible, and heating to 760 DEG C to melt; (2) adding an AlB intermediate alloy into molten aluminum, wherein the boron content of an aluminum melt is 0.02-0.2%; (3) stirring the molten aluminum, then warming to a pouring temperature, standing, and preserving heat for 5-60 minutes; (4) pouring the molten aluminum into an iron mold at 740-760 DEG C, demolding, and cooling to room temperature; and (5) cutting a cast aluminum ingot into a sample of 12mm*12mm*90mm for equal channel deformation. By using the refining process, the commercially pure aluminum with high strength and conductivity can be obtained, the process flow is short, thus the multi-microalloying process is avoided, the production cost is reduced, and industrial application is facilitated.
Owner:CHANGZHOU UNIV

Parachute fixing disc material and preparation method thereof

The invention relates to a fixing disc material and a preparation method thereof, particularly to a parachute fixing disc material and a preparation method thereof, wherein the material comprises, byweight, 70-90 parts of polyamide, 5-25 parts of an alloy component, 3-12 parts of a toughening agent, 2-10 parts of a reinforcing agent, 1-3 parts of a wear-resistant auxiliary agent and 0.5-2 parts of other auxiliary agents. According to the invention, the parachute fixing disc material has characteristics of light weight, high strength, high dimensional stability, excellent high-temperature resistance, excellent low-temperature resistance, high surface hardness and the like, and meets the long-term normal use of parachute fixing discs in complex environments such as heavy load, high-speed drop, high temperature, low temperature and the like.
Owner:NANJING JULONG SCI&TECH CO LTD +1

Aluminum alloy for capacitor shell and aluminum alloy strip preparation method thereof

InactiveCN110983117AGood formabilityGood press workability and paintabilityMachinabilityAluminium alloy
The invention discloses an aluminum alloy for a capacitor shell and an aluminum alloy strip preparation method thereof. The aluminum alloy comprises the following components in percent by weight: 0-0.05% of Mg, less than 0.01% of Zn, 0.14-0.24% of Cu, 0.50-0.80% of Fe, less than 0.16-0.30% of Si, 1.0-1.20% of Mn, .015-0.03% of Ti and the balance Al. The aluminum alloy strip preparation method comprises the following steps of casting the aluminum alloy for the capacitor shell into a cast ingot; cutting the cast ingot into one segment or a plurality of segments; soaking the cut cast ingot and then carrying out hot rolling on the cast ingot to obtain a hot-rolled panel; carrying out first time intermediate annealing treatment on the hot-rolled panel; carrying out cold rolling treatment on thepanel after the first time intermediate annealing treatment; carrying out second time intermediate annealing treatment on the panel after cold rolling treatment; and carrying out cold finish rollingon the panel after second time intermediate annealing treatment by means of a roller to prepare a finished product. The aluminum alloy for the capacitor shell has the characteristics of excellent stamping machinability and excellent paint adhesion.
Owner:江门市德佑金属材料实业有限公司

Elastic cement-based self-leveling mortar and preparation method thereof

The invention discloses elastic cement-based self-leveling mortar. The elastic cement-based self-leveling mortar comprises early-strength cement master batch, common cement, waste tire particles, sand, water reducing agent, cellulose and dispersible latex powder. Sodium-silicon emulsion is added into the mortar when the mortar is used. A preparation method of the self-leveling mortar includes: evenly mixing the early-strength cement master batch, the common cement, the waste tire particles and the sand, sequentially adding the water reducing agent, the cellulose and the dispersible latex powder, evenly mixing and stirring all the raw materials, adding the sodium-silicon emulsion during site construction, and stirring. The elastic cement-based self-leveling mortar has the advantages the high permeability and stability of the sodium-silicon emulsion and the early strength and micro-expansibility of the early-strength cement master batch are utilized, an appropriate amount of compound additives are added after the sodium-silicon emulsion and the early-strength cement master batch are mixed according to a certain proportion to regulate the fluidity, crack resistance and operability of the mortar, properties such as early strength and rapid hardening, high fluidity, high bonding strength, crack resistance and durability of the mortar are achieved, and the crack resistance can effectively prevent terrace from cracking.
Owner:SHANGHAI YUXI NEW MATERIAL TECH

Flexible curing agent for fluorocarbon coating and preparation method of flexible curing agent

ActiveCN109354937AGood yellowing resistanceMore flexible segmentsCoatingsPolyesterPolyol
The invention provides a flexible curing gent for a fluorocarbon coating and a preparation method of the flexible curing agent, and belongs to the field of chemical coatings. The curing agent comprises the following components: modified polyether polyol with low degree of unsaturation and high molecular weight, polyester polyol, aliphatic isocyanate, a diluent and a catalyst. The preparation method of the curing agent comprises the following steps: feeding the modified polyether polyol with low degree of unsaturation and high molecular weight and the polyester polyol in a reactor at first, stirring uniformly, heating and dehydrating for a period of time, then adding the aliphatic isocyanate in a stirring process, after stirring, slowly dropwise adding the catalyst in a reactor, controllingthe temperature, reacting for a period of time at a constant temperature, finally adding the dilute, stirring uniformly, stopping reaction when NCO is detected to reach a set value, then defoaming under vacuum, and discharging to obtain the curing agent. Compared with the conventional aliphatic curing agent, the coating prepared from the curing agent and the fluorocarbon resin has good tensile strength, breaking elongation and low temperature resistance.
Owner:JIANGSU CHEM RES INST +1

Method for treating rock outburst

The invention relates to the underground construction technical field, in particular to a method for treating rock outburst which solves the problems that when the existing underground construction is evacuated, low pressure strength, lacking toughness, non-resilience, low rupture strength, and easy happening rock outburst exist in methods such as working surface bolting and shotcreting rigid concrete and the like for preventing rock outburst. The method is as follows: a layer of elastic concrete is bolted and shotcreted on an underground construction excavation working surface; the elastic concrete is made from Portland cement, sand, gravels, concrete complexing agent, bromine, rubber kernels and elastic additive; the spay layer can be firmly bonded on a stone head to form a concrete structure with dense structure, specific elongation, elasticity and toughness, pressive strength reaching up to 60 MPa and the rupture strength increased to four times of the pressive strength; the concrete structure has certain resilience, can reduce the damage of the strong impact force gathered in the rock mass on the terrane, increases the durability of a concrete member, greatly reduces the damage of rock outburst, and solves a difficult problem for the underground construction building which is difficult to be overcome all the time.
Owner:王衡

Anticorrosive paint containing acrylate derivate resin and magnesium carbonate

The invention discloses an anticorrosion coating containing acrylate derivative resin and magnesium carbonate, which comprises the following components in parts by weight: 80-100 parts of acrylate derivative resin, 10-20 parts of glass fiber, and 1-1 part of polyacetate latex 2 parts, 5-8 parts of nano-silica, 10-30 parts of magnesium carbonate, 6-10 parts of cellulose, 6-15 parts of silicon powder, 0.1-3 parts of preservative, 4-8 parts of rosin, 1 part of diatom powder -5 servings. The anticorrosion paint of the invention has excellent anticorrosion performance, integrates heat insulation performance and fireproof performance, and has excellent high temperature resistance.
Owner:孙宽林

Inflatable cable and preparation method for the same

The invention relates to an inflatable cable and a preparation method for the same, relating to the cable technology field. The inflatable cable comprises an air inflation tube, a control wire core and a sheath layer. The air inflation tube is arranged in a center position. An insulation wire core is arranged on the outer side of the air inflation tube. The control wire core consists of conductorsand extrusion insulation layers. The conductor is a structure formed by intertwisting red copper filaments and the sheath layer is arranged on the outer side of the control wire core. The preparationmethod for the inflatable cable comprises steps of 1) intertwisting the conductors, 2) extruding an insulation layer, 3) forming a cable, 4) wrapping to form an insulation layer and 5) extruding thesheath layer. The conductor is obtained by intertwisting a soft copper conductor. An irradiation crosslinking polyethylene material with a temperature grade of 40 DEG-150 DEG is adopted to produce theinsulation layer by extrusion. The cable forming is proceeded by a cable former. The insulation layer is formed by using cotton paper to perform overlapped wrapping. The sheath layer is produced by extrusion of an irradiation polyolefin material with a temperature grade being 40 DEG-105DEG. The preparation method for the inflatable cable is simple in technology and the inflatable cable is good ina physical mechanical property, flexibility, anti-explosion, oil resistance, aging resistance and roundness.
Owner:天津金山电线电缆股份有限公司

Polymerization method of rubber modified polystyrene system resin

InactiveCN1269858CLiquidWith impact strengthPolymer scienceAntioxidant
A process for polymerizing the rubber modified polystyrene resin features that under existance of diene rubber, styrene takes part in polymerizing reaction while adding rosin acid 5-2000 ppm before the conversion rate of styrene reaches 30%, chain transfer agent and antioxidizing agent.
Owner:CHI MEI CORP

Foundation treatment method of buildings which can eliminate earthquake disasters

The invention relates to the field of building construction, in particular to a foundation treatment method of buildings, which can eliminate earthquake disasters and solve the problems that the existing building foundation poured by rigid concrete has poor toughness, no modulus of resilience and low bending strength and can not resist the earthquake disasters. The foundation treatment method comprises the following steps of: leveling the rigid concrete layer, and then pouring a layer of elastic concrete which is prepared by Portland cement, sand, cobbles, a concrete complexing agent, bromine, rubber particles and an elastic additive. The elastic layer can be bonded with the rigid concrete layer firmly, forms a concrete structure which is compact, has elongation rate, elasticity, toughness, pressure strength of 60MPa, improves bending strength by four times than the pressure strength, leads the foundation platform to have modulus of resilience and can consume the impact energy of earthquake waves so as to guarantee to isolate destructive force of the earthquake waves to the buildings on the ground and solve a big problem which is difficult to overcome for the construction of the foundation of the building.
Owner:王衡

Drag head device allowing silt dragging depth to be regulated

ActiveCN108797688ABetter soil breaking effectQuick Change PartsMechanical machines/dredgersEngineeringSilt
The invention discloses a drag head device allowing the silt dragging depth to be regulated, and relates to the technical field of dredgers. The drag head device comprises a drag head device body, a drag-suction device and a hanging bracket. The drag head device body comprises a rotation column, drag heads and an outer ring. The drag-suction device comprises a silt filter device and a silt suctionpipeline. The hanging bracket comprises a supporting frame, a pulley block, a limiting pipe and a fixing device. The pulley block is connected with a ship body through a rope in a rotating manner. Anoutput shaft of a motor is in transmission connection with the rotation column. The rotation column is in clearance fit with the limiting pipe. The fixing device is in clearance fit with the outer ring. The silt filter device is fixed to the inner surface of a notch. A fixing block is arranged on the silt suction pipeline and is fixedly connected with the supporting frame. According to the drag head device, through the effects of the drag head device body and the drag-suction device, the effects that the silt dragging depth is regulated and is large, the soil breaking effect is better, partscan be conveniently and rapidly replaced when the drag heads are damaged and influences on the construction process are reduced are achieved, and the drag head device further has the beneficial effectthat silt can be efficiently sucked.
Owner:ANHUI JIAMING ENVIRONMENTAL PROTECTION TECHCO

Hydrophobic type elastic paint

The invention discloses hydrophobic type elastic paint. The components of the hydrophobic type elastic paint comprise a pure acrylic emulsion, a dispersing agent, a wetting agent, a coupling agent, film-forming auxiliaries, hydroxymethyl cellulose, calcined kaolin, gas phase silicon dioxide, deionized water, sodium p-styrene sulfonate and aluminium sesquioxide. The hydrophobic type elastic paint has good hydrophobicity, a paint film has the elongation percentage of 500% or above, tiny cracks can be covered, and the hydrophobic type elastic paint has high hardness and strength and good heat resistance, weather resistance and aging resistance.
Owner:四川泓川美居新材料科技有限公司

Method for preparing special product from carbon fiber

The invention discloses a method for preparing a special product from a carbon fiber. The method comprises the following steps that: silica gel or rubber is used for preparing an air bag mandrel; because the air bag mandrel has certain hardness, the carbon fiber cloth coating the outer surface is supported by the air bag mandrel, and the carbon fiber cloth can be conveniently coated, and the coated carbon fiber layer is uniform, flat and smooth, so that the operating speed of a worker and the product quality are improved; because a nylon long bag is arranged in the air bag mandrel and forms an air passage in the air bag long bag, when an air source is connected with an air nozzle of the nylon long bag to charge air in the nylon long bag, the nylon long bag is swelled and deformed under the protection of the air bag mandrel, so that the safety of the nylon long bag is ensured, and the nylon long bag is not infinitely swelled, the coating of the carbon fiber is not affected due to the break of the nylon long bag; and because the carbon fiber layer is pressurized by the air bag mandrel, the pressure is uniform, and because the air bag mandrel has the characteristics of thermal expansion, when the air bag mandrel is swelled by heating, the carbon fiber layer is pressurized for the second time, so that the carbon fiber product with uniform wall thickness and good strength is obtained.
Owner:章海冰

Cold-resistant waterproof material

The invention discloses a cold-resistant waterproof material includes following raw materials, by weight, 20-30 parts of polyurethane, 10-20 parts of triethanolamine, 5-10 parts of acrylic resin, 3-6 parts of a pigment, 1-5 parts of a cold-resistant material, 3-15 parts of a filling material, 1-5 parts of a modification agent and 15-30 parts of deionized water. A cold-resistant performance and a waterproof performance are integrated in the cold-resistant waterproof material. The cold-resistant waterproof material is strong in anti-pressure capability, is long in service life, is excellent in the cold-resistant performance, has a certain ductility, is strong in crack resistance and adhesive force, can form a waterproof layer on a surface of an object so that oxidation of the object can be effectively avoided.
Owner:QINGDAO WINCHANCE TECH

Amino acid resin and hydroxyl containing alkyd resin mixed paint

The invention discloses a mixed coating of amino acid resin and hydroxyl-containing alkyd resin, which comprises the following components in parts by weight: 30-60 parts of hydroxyl-containing alkyd resin, 10-20 parts of polyvinyl alcohol, and 20-40 parts of amino acid resin , 3‑5 parts of pentaerythritol, 10‑12 parts of gypsum powder, 8‑15 parts of polyurethane, 5‑10 parts of isophorone diisocyanate, 4‑8 parts of dry vegetable oil, 1‑3 parts of cellulose, 1 part of thickener ‑4 parts, 1‑5 parts of defoamer, 1‑2 parts of dispersant. The mixed coating of amino acid resin and hydroxyl-containing alkyd resin has excellent heat insulation performance, good anticorrosion performance, good fireproof performance and excellent high temperature resistance.
Owner:屈德顺

GR reinforced magnesium alloy-based composite material wire and preparation method

The invention discloses a GR reinforced magnesium alloy-based composite material wire. The GR reinforced magnesium alloy-based composite material wire comprises the following raw materials in percentage by weight: 0.5-1.5% of GR powder and the balance magnesium alloy powder, and the sum of the weight percentages of the components is 100%. The problems of multiple stratification and burning loss ofGR are avoided, the problem of the interface between single-layer graphene GR and magnesium alloy grains is solved, the reinforcing effect of the GR on a matrix is fully exerted, and interface microcracks are avoided. The invention also provides a preparation method of the composite material wire. The method comprises the following steps: 1, high-energy ball milling; and 2, extrusion forming, specifically, extrusion forming is carried out on the GR powder and the magnesium alloy powder subjected to ball milling in the step 1 in two steps, firstly reciprocating extrusion is carried out, and then normal forward extrusion is carried out, so that the graphene-reinforced magnesium alloy-based composite material wire is prepared.
Owner:西安诺高镁新材料科技有限公司

Antiaging waterproofing paint with good stability and method for preparing antiaging waterproofing paint with good stability

The invention discloses an antiaging waterproofing paint with good stability. The antiaging waterproofing paint is characterized by being prepared by using the following materials in parts by weight: 20-45 parts of silicone rubber emulsion, 3-8 parts of a silicone water waterproofing agent, 2-7 parts of graphene prefabricated dispersion, 0.1-0.6 part of an emulsion type defoaming agent, 0.1-0.6 parts of sodium carboxymethylcellulose, 2-5 parts of ethylene glycol butyl ether, 2-3 parts of polyamide wax powder, 5-7 parts of rock powder,3-5 parts of short glass fiber, 1-3 parts of 2,5-di-tert-butylhydroquinone, 3-5 parts of ethanol, 6-10 parts of talcum powder and 0.6-1 part of zinc naphthenate. The waterproof paint disclosed by the invention combines the functions of an elastic waterproof coating and a permeable waterproof coating, achieves durable weatherability and hydrophobicity and stable properties due to the addition of grapheme, certain elongation rate, excellent resistance against ultraviolet rays, aging and cracking, high adhesion as well as remarkable effect and long waterproofing time due to the formation of a stable waterproof layer on the surface, and is reasonable in price.
Owner:安徽枞阳县渡江充气设备制造有限公司

Radiation-proof and flame retardant PVC polymer waterproofing membrane and preparation method thereof

The invention provides a radiation-proof and flame retardant PVC polymer waterproofing membrane and a preparation method thereof, and relates to the technical field of polymer materials. The polymer waterproofing membrane is made from the following raw materials in parts by weight: 30-50 parts of PVC resin, 5-10 parts of polyethylene, 20-30 parts of heavy calcium carbonate, 20-25 parts of wollastonite, 0.5-1.5 parts of polyoxypropylene-polyoxyethylene glycerol ether, 2-3 parts of dihydroxysuccinic acid, 5-10 parts of molten stearic acid, 0.5-0.8 part of 6-ethoxy-1,2-dihydro-2,2,4-trimethylquinoline, 3-7 parts of barium sulfate, 15-30 parts of industrial white oil, 1-2 parts of nanoscale antimony trioxide, 6-12 parts of melamine cyanurate, 5-10 parts of castor oil and 1-2 parts of a stabilizer. The preparation method of the radiation-proof and flame retardant PVC polymer waterproofing membrane consists of three steps. The radiation-proof and flame retardant PVC polymer waterproofing membrane has the characteristics of aging resistance, low cost and good ultraviolet resistance, and has certain tensile strength and elongation. The radiation-proof and flame retardant PVC polymer waterproofing membrane has large shrinkage rate, and good low temperature flexibility, is convenient for construction, and can be mechanically fixed, or treated with the hot bonding and cold bonding.
Owner:合肥卓立雅工程材料科技有限公司

Novel environment-friendly waterproof material and preparation and application methods thereof

The invention discloses a novel environment-friendly waterproof material and preparation and application methods thereof and belongs to the building field. The novel environment-friendly waterproof material comprises the following raw materials in parts by weight: 3-9 parts of a penetrant, 3-9 parts of bentonite, 4-8 parts of a sun protection agent, 5-9 parts of a filler, 2-8 parts of cellulose fibers, 1-5 parts of a solvent, 6-15 parts of petroleum resin and 1-5 parts of p-phenylenediamine. The novel environment-friendly waterproof material integrates heat-insulating property and water resistance, is relatively high in pressure resistance, long in service life and excellent in high-temperature resistance, has a certain ductility ratio, is high in crack resistance and adhesion, and can form a waterproof layer on the surface of an object to effectively prevent the object from oxidation.
Owner:广西路佳道桥勘察设计有限公司
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