114results about How to "Good fire resistance" patented technology

The invention discloses a high-efficiency environment-friendly foam extinguishing agent and a preparation method thereof. The high-efficiency environment-friendly foam extinguishing agent is composed of, by weight percentage, 10%-50% of a composite surface active agent, 10%-30% of an organic solvent, 1%-5% of a stabilizer, 0.2%-4% of a burning resisting agent, 0.5%-3% of a chelating agent, 0.1%-1% of a corrosion remover and the balance water. The preparation method includes the steps that surface active agents are sequentially added to water to form the composite surface active agent A while being stirred, the organic solvent and the stabilizer are mixed evenly to form a component B, then the A is added to the continuously-stirred B, stirring is continued, then the burning resisting agent, the chelating agent and the corrosion remover are sequentially added to the A and B mixed system, and finally the water is added as the balance, so that the high-efficiency environment-friendly foam extinguishing agent is obtained. The high-efficiency environment-friendly foam extinguishing agent is free of a fluorine surface active agent, thereby being high in bioremediation performance. Foam prepared through the method is good in stability and high in fire extinguishing efficiency, and is a high-efficiency environment-friendly product. According to the preparation method, heating and filtering are not needed, the three wastes are avoided, environment protection and energy conservation are achieved, and the production efficiency is high.

The invention discloses a steam curing-free high-strength cement-wood chip plate and a preparation method thereof. The steam curing-free high-strength cement-wood chip plate comprises, by weight, 60-100 parts of cement, 20-60 parts of an active admixture, 10-12 parts of wood chips, 0.8-1.2 parts of thermal insulation aggregate, 7-9 parts of ceramsite, 0.3-0.5 parts of short fibers, 0.3-0.5 parts of an auxiliary agent and 45-50 parts of water. The preparation method comprises mixing cement, the active admixture, short fibers, water and the auxiliary agent to obtain a uniform mixture, adding wood chips, thermal insulation aggregate and ceramsite into the mixture, carrying out stirring to obtain a uniform mixture, laying a net, carrying out rolling flattening, then carrying out molding, loading a vehicle with plate blanks, transporting the plate blanks into a primary curing kiln, carrying out demolding, carrying out stacking, carrying out secondary curing, and naturally drying the plates so that water content is in a range of 5-10%. The steam curing-free high-strength cement-wood chip plate has excellent integrated physical properties and completely satisfies the national industry standard JC/T 411-2007 of cement-wood chip plate.

The invention relates to a water-based low smoke low toxicity thin type fire resisting coating for a steel structure and a preparation method thereof, which belongs to technical field of coating. The invention aims to improve the main performance indexes of the prior thin type fire resisting coating for the steel structure such as fire resisting performance, bond strength, water resistance, cold and hot cycle resistance, and the like, and reducing the quantity and toxicity of the flue gas produced by the coating reacting with fire. The water-based low smoke low toxicity thin type fire resisting coating for the steel structure comprises the following components: water soluble acrylic ester emulsion, low sulfur expandable graphite, ammonium polyphosphate, wollastonite, spherical closed pore expanded perlite, a filler and an additive. The preparation method comprises the following steps: 1, mixing and grinding ammonium polyphosphate, wollastonite, the filler and water soluble acrylic ester emulsion; 2, adding water soluble acrylic ester emulsion, low sulfur expandable graphite, spherical closed pore expanded perlite and the additive, and agitating the raw materials evenly; and 3, adding water to adjust the viscosity of the coating. The invention is suitable for the coating carrying out the fire resisting protection on the steel structure and the preparation method thereof.

The invention discloses a profiled steel sheet and aims at providing a profiled steel sheet having strong joint working capability together with concrete, approximately equal bending resistance moment at front and back effective cross sections as well as good fire resistance and corrosion resistance. The profiled steel sheet comprises a bottom plate (1), a top plate (2), ventral plates (3), a steel bar bracket (5) and a suspended ceiling hook (6). The ventral plates (3) are arranged at the two sides of each top plate (2). A cavity with lateral surfaces communicated with outside is formed by the enclosure of the top plate (2), the ventral plates (3) and the bottom plate (1). The two ends of the steel bar bracket (5) are suspended from the edge of the top plate (2). The suspended ceiling hook (6) penetrates through the bottom plate (1) and is fixed on the top plate (2). When a plurality of profiled steel sheets are paved side by side, a longitudinal edge (7) extends into and is mutually meshed with a longitudinal edge (8). The profiled steel sheet can be used for steel structural buildings and can form a composite floor plate after concreting thereon.

The invention relates to a fireproof thermal insulation plate base material and a preparation method thereof. A fireproof thermal insulation plate prepared from the fireproof thermal insulation plate base material has the advantages of fireproofness, thermal insulation, and environmental protection. The fireproof thermal insulation plate base material comprises the following components, by weight, 600-750 parts of coal ash, 30-100 parts of an inorganic fiber, 70-120 parts of light aggregates, 50-100 parts of a high aluminum fiber and/or bauxite, and 6-15 parts of water glass, wherein the water glass is an aqueous Na2SiO3 solution with the concentration of 27-33g/L. The invention also relates to the preparation method of the fireproof thermal insulation plate base material. The fireproof thermal insulation plate base material is obtained by mixing the components with water according to a mass ratio of the coal ash to water of (600-750):50, and stirring to uniformly bond the components under heating conditions.

The invention discloses an alkali slag tunnel fireproof coating and a use method thereof. The coating is prepared by mixing an adhesive material, a heat insulation material and an assistant as dry materials with water, and namely the coating is prepared by uniformly mixing redispersible latex powder, polyvinyl alcohol, expanded vermiculite, expanded perlite, sepiolite, hollow floating beads, magnesium hydroxide, aluminum hydroxide and slag, adding a sodium hydroxide solution and stirring till the mixture is uniform; a fireproof layer is formed on the inner side wall body of a tunnel by cleaning a base layer, spraying water for wetting, constructing the fireproof coating, and maintaining. The coating is relatively good in adhesion, fire resistance and anti-freeze-thaw cycle performance, cannot generate toxic or irritant gas in a production process, has the advantage of environmental protection, is suitable for large-scale popularization and application, and has a very good application prospect.

The invention solves the problem of being difficult to mass-produce due to being difficult to take out dimensional accuracy since an inorganic insulator is large in a shrinkage factor generated in a sintering process and easily causes a twist and a shrink. This invention has a fixed module 19 of an organic insulator having a conductive part 23 connecting an electric wire, a conductive part storage part 24 storing the conductive part 23 and a positioning recessed part 25 in an outer peripheral part, a terminal block body 13 of a substantially box-shaped inorganic insulator having an opening part having an opening one surface, having a positioning projection part 20 for guiding by abutting on the positioning recessed part 25 of the fixed module 19 and storing the fixed module 19, and a terminal block cover 14 of an inorganic insulator covering the periphery of the fixed module 19 by abutting on the opening part of the terminal block body 13. By covering the contour of the fixed module 19 with the terminal block body 13 and the terminal block cover 14 molded by the inorganic insulator, a terminal block 12 superior in fire resistance can be provided, and the conductive part 23 can be accurately stored in the conductive part storage part 24.

The invention provides a refractory castable material containing ferrovanadium dregs. The refractory castable material containing the ferrovanadium dregs comprises coarse aggregate, fine aggregate and a bonding agent formed by fine powder of the ferrovanadium dregs. The refractory castable material has excellent fireproof performance. A great amount of ferrovanadium dregs can be recycled.

The invention relates to a tunnel fire-proof and heat-preservation sheet for an alpine region and a manufacturing method of the tunnel fire-proof and heat-preservation sheet material. The fire-proof and heat-preservation sheet is composed of a surface layer and a heat-preservation layer, the surface layer and the heat-preservation layer are bonded by a high-strength adhesive layer, the surface layer is modified wood, the surface of the surface layer is sprayed with a high-expansion fire-proof coating layer, and the heat-preservation layer is a high density hydrophobic rock wool sheet. Comparedwith the prior art, the fire resistance of the sheet is obvious, the sheet can be rapidly expanded or carbonized when a fire occurs, the fire resistance limit is long, freeze-thaw resistance is high,surface strength is high, and the sheet is not easy to crack and pulverize.

Alkyd resin fireproof paint is disclosed. The alkyd resin fireproof paint comprises following components by weight: 30-40 parts of medium oil alkyd resin, 5-10 parts of a halogen-free fire retardant, 1-5 parts of carboxymethyl cellulose, 2-6 parts of glycerol, 2-4 parts of pentaerythritol, 1-4 parts of a levelling agent, 2-8 parts of a dispersant, 5-10 parts of a filler, 1-3 parts of a defoaming agent and 30-50 parts of deionized water. The alkyd resin fireproof paint is good in fireproof performance, halogen-free, high in adhesion force, good in water resistance, good in alkali resistance, and suitable for the fields of painting of furniture, electric products, electronics, and the like.

The invention provides a power ammeter shell material and a preparation method thereof. and relates to the field of power materials. The power ammeter shell material is prepared from the following raw materials in parts by weight: polyvinyl chloride, polyethylene, methyl methacrylate, glass fibers, polycarbonate, polylactic acid, decabromodiphenyl ethane, polydimethylsiloxane, chitin, silicon nitride powder, silicon carbide powder, sodium succinate, talcum powder, barium sulfate, graphite powder, ceramic fibers, boron carbide, zircon powder, aluminum nitride powder, isoprene rubber, phenol-formaldehyde resin, a flame retardant, a plasticizer, a compatilizer, a thermal stabilizer, a light stabilizer and a curing agent. The preparation method comprises the following steps: (1) weighing the raw materials; (2) centrifuging, melting, feeding into a mold, sizing and cutting. By adopting the power ammeter shell material, the problems of an existing power ammeter shell material that properties including mechanical strength, thermal stability and flame retarding property still need to be further improved and strengthened are solved.

The invention relates to a new-type inflaming retarding material and a preparation method thereof. The inflaming retarding material comprises the following raw materials in parts by weight: 100 parts of polypropylene, 5-16 parts of modifier, 5-10 parts of compound flame retardant. The new-type inflaming retarding material has better fire resistance, can effectively lower the probability of occurrence of fire disasters, reduce the damages caused by fire disaster compared with other polypropylene plastic foam materials, and can prepare the inflaming retarding materials with different inflaming retarding performances through controlling the content of the compound flame retardant at the same foaming multiplying power.

The invention relates to a flame arrester which comprises a flame arrester body, wherein the flame arrester body is supported by a bracket; an upper baffling net and a lower baffling net are arranged in the flame arrester body; a flame arresting substance is filled between the upper baffling net and the lower baffling net; an air outlet is formed on the side wall of the upper part of the flame arrester body and communicated with an explosion-proof device; the explosion-proof device is arranged at the upper part of the upper baffling net in the flame arrester body; an air inlet is formed at the bottom part of the flame arrester body; and a check valve clack is arranged at the air inlet. The flame arrester provided by the invention prevents explosion accidents caused by tempering, has a good flame arresting effect and is safe and reliable.

The invention relates to an inorganic flame retardant fireproof heat insulation tape and application thereof. The inorganic flame retardant fireproof heat insulation tape comprises a hydroxyapatite super long nanowire and glass fiber. The width of the inorganic flame retardant fireproof heat insulation tape is between 10mm and 200mm and is 20mm preferably. The inorganic flame retardant fireproof heat insulation tape is used for coating an electric cable or optical cable. Compared with a traditional flame retardant tape, the optical (electric) cable tape prepared in the invention has excellent fire resistance, high temperature resistance and heat insulation performance, does not burn in flame, no smoke and harmful gas are released, and the tape has a good application prospect in the field of flame retardant fireproof optical (electric) cables.

The invention provides a seat back plate. The seat back plate comprises, by weight, 1-80 parts of coconut fibers, 1-60 parts of flame-retardant fibers and 1-60 parts of reinforcement fibers. The seatback plate has the advantages that the coconut fibers are excellent in incombustibility, the flame-retardant fibers are excellent in flame retardance under low-temperature conditions, and the coconutfibers and the reinforcement fibers can be molten and adhered under high-temperature conditions; effects of reinforcing the strength of composite materials during composition can be realized by the reinforcement fibers, and accordingly the ultimately manufactured materials are high in strength and are light; the seat back plate made of the composite fiber materials can be of a netted structure, accordingly, the weight of the seat back plate can be reduced, the strength and the rigidity can be guaranteed, and the light seat back plate is easy to shift.

The invention discloses high-low temperature urea grease composition with flame resistance and a preparation method of the high-low temperature urea grease composition. The high-low temperature urea grease composition is prepared from the following components in parts by weight: 67-87 parts of synthetic base oil, 5-15 parts of a polyurea-based thickener, 1-5 parts of polyvinyl alcohol, 3-5 parts of polyisobutylene gel, 2-3 parts of zinc dialkyl dithiophosphate and 2-5 parts of micro-nano borate T36A. The preparation method of the composition comprises the following steps: feeding the syntheticbase oil and the polyurea-based thickening agent into an oil-bath heating reaction kettle, stirring the mixture uniformly, and performing saponification to form grease to prepare basic grease; then adding polyvinyl alcohol, the polyisobutylene gel, zinc dialkyldithiophosphate and micro-nano borate T361A sequentially to the reaction kettle, and stirring and dispersing the mixture uniformly; finally, performing homogenization by a homogenizer or grinding by a three-roller machine to prepare the high-low temperature urea-based lubricating grease with a flame resistant function.

The invention provides a ceramic ethylene propylene insulating medium-voltage fireproof cable. The cable comprises a cable core, an inner sheath, an armored layer and an outer sheath; the cable core consists of three insulating wire cores and a central filling part; each insulating wire core consists of a conductor, a conductor shielding layer, an insulating layer, an insulating shielding layer and a metal shielding layer for coating the insulating shielding layer from inside to outside in sequence; the medium voltage refers to a rated voltage of 6-35kV; each conductor shielding layer is a ceramic semi-conductive conductor shielding layer which takes ethylene propylene as a base material; each insulating layer is a ceramic ethylene propylene insulating layer which takes ethylene propyleneas a base material; each insulating shielding layer is a ceramic semi-conductive insulating shielding layer which takes ethylene propylene as a base material; and the ceramic semi-conductive conductorshielding layer and the ceramic semi-conductive insulating shielding layer have the consistent vulcanization systems with the ceramic ethylene propylene insulating layer. The medium-voltage fireproofcable provided by the invention still can be maintained to be high in stability, ceramic effect and fireproof property at high temperature or in flame, so that fire and other sudden conditions can bewell handled.

Disclosed is a process for preparing a heat resisting and hydration resisting clinker dolomite, relating to a treatment method for clinker dolomite. Lightly burning the dolomite ores, then sample analysis after fully digesting with water, sifting out, drying and milling, adding the wedding agent of external components according to weight percentages: SiO2 takes 8-13%, P2O5 takes 1-2%, CaF2 takes 1-1.5%, CeO2 takes 0.25-0.5%, Fe2O3 takes 1-3%, TiO2 takes 2-4%, dry blending the wedding agent via a sand mixer, then evenly mixing the wedding agent in the sand mixer, adding water and fully stirring the wedding agent to obtain a calendaring and moistureless mass, producing billets according to density which is similar to or more than 2.2g/cm3, then drying the wedding agent, the sintering curve is that lighting a fire and evenly heating up to 300 DEC G for 6-8 hours, and evenly heating up from 300 DEC G to 800 DEC G for 9-11hours, evenly heating up from 800 DEC G to 1200 DEC G for 6-8 hours, evenly heating up from 1200 DEC G to 1600 DEC G for 12-14 hours, sintering the wedding agent at a constant temperature of more than 1600 DEC G for not less than 8 hours, thereby achieving the heat resisting and hydration resisting clinker dolomite.

The invention discloses a mineral insulated fire control cable which comprises three round copper conductors; the outer surfaces of the round copper conductors are coated with insulation layers so asto form power conductor cores; three power conductor cores are stranded to form a cable core; an alkali-free glass fiber band is wrapped on the outer surfaces of the three power conductor cores to form a band wrapped layer; the outer surface of the band wrapped layer is coated with a shielding layer; an oxygen barrier layer is coated on the outer surface of the shielding layer; the outer surface of the oxygen barrier layer is coated with an armor layer; the outer surface of the armor layer is coated with a low-smoke fire-retardant polyolefin jacket layer; a plurality of alkali-free glass fiberfilling ropes are filled between the band wrapped layer and the cable core; and the oxygen barrier layer and the insulation layer consist of the following components in parts by weight: an ethylene-octene copolymer, ore magnesium hydroxide, zinc borate, a lubricant, a diphenylamine anti-aging agent KY405 and porcelain powder. The mineral insulated fire control cable takes good fire-retardant, fire-proof, fire-insulated, waterproof and anti-seismic effects at a high temperature; softness of the cable is ensured; and when the environment around the control cable is on a fire, hard ceramic can be formed to prevent fire so as to avoid firing of internal materials.

The invention discloses high temperature-resisting, fire-retardant and flame-retardant paint. The high temperature-resisting, fire-retardant and flame-retardant paint is prepared from the following raw materials in parts by mass: 8 to 11 parts of xylene, 10 to 14 parts of diethyl maleate, 5 to 7 parts of phenoxy carboxylic acid, 7 to 11 parts of thermoplastic polyimide, 6 to 8 parts of diatomite, 35 to 40 parts of butadiene styrene rubber, 12 to 16 parts of n-butyl stearate, 7 to 9 parts of chlorinated paraffin, 6 to 7 parts of antimony oxide, 5 to 8 parts of zeolite powder, 7 to 10 parts of asbestos, 6 to 7 parts of magnesium hydroxide, 2 to 6 parts of sodium silicate and 10 to 15 parts of acrylic resin. The high temperature-resisting, fire-retardant and flame-retardant paint provided by the invention is high temperature-resisting, is not easy to degum, has no cracking, is economic and environment-friendly and has good fire retardancy and flame retardancy.

The invention relates to equipment for production of float glass and provides a tin bath flow gate baking furnace. According to the tin bath flow gate baking furnace, a furnace body shell is of a furnace steel structure (3); a furnace lining (8) is arranged on a bottom substrate of the furnace steel structure (3); an inner wall body (2) and a furnace partition wall (10) are paved on the upper part of the furnace lining (8); the inner wall body (2) is arranged at two sides of two ends of the furnace lining (8); the furnace partition wall (10) is arranged between the two inner wall bodies (2); the outer side of the periphery of the inner wall bodies (2) and the top of the baking furnace are provided with outer wall bodies (1); and a gate baking inner cavity and a combustion chamber (14) which are vertically arranged are formed in a cavity between the furnace partition wall (10) and the inner wall bodies (2). The quick heat impact of open fire flame on the gate is avoided, and the phenomenon that the gate is contacted with the high-temperature molten glass and is blasted or has too long bubble removal time because the preheating temperature is extremely low or the temperature difference of the upper and lower parts is high is avoided.

The invention discloses a fireproof container for shore power sources, which mainly comprises a box body, wherein a thermal-insulation barrier layer is arranged in the box body, a protective layer is arranged outside the box body, and the thermal-insulation barrier layer is a PEF (high pressure polyethylene) plate. The protective layer comprises a base resin, an intumescent foaming system, assistants, a functional filler and a flame-retardant smoke-inhibition synergistic agent. The base resin comprises a styrene-acrylic emulsion, a hydroxyacrylic acid emulsion and an acrylic acid-polyurethane copolymer emulsion. The intumescent foaming system comprises a dehydration catalyst and a char forming-foaming agent; the assistants comprise a defoaming agent, a dispersing agent, a wetting agent, a thickener, a curing agent, a mildew preventive and a flash-rust inhibitor; and the functional filler is a mixture of aluminum silicate fibers, silicon dioxide aerogel and vitrified microbeads. The protective layer arranged outside the fireproof container has the advantages of favorable adhesion effect, favorable fire resistance and high adaptability to the external environment, well protects the fireproof container, and prolongs the service life of the fireproof container.

The invention aims at providing an organic light-emitting diode in a packaging layer structure. A packaging layer is in a composite structure formed by overlapping a packaging layer unit, and the packaging layer unit comprises a first organic barrier layer, a second organic barrier layer, a mixed barrier layer, a third organic barrier layer, a fourth organic barrier layer and an inorganic barrier layer which are laminated sequentially. Corrosion of active substances such as external water and oxygen to the organic light-emitting diode can be avoided effectively, and the service life of the organic light-emitting diode can be prolonged. The invention further provides a preparation method of the organic light-emitting diode. The preparation method is simple in technology and cheap in raw material, and facilitates large area preparation.

The invention discloses a novel pipeless gas-purifying-type chemical storage cabinet. The novel pipeless gas-purifying-type chemical storage cabinet comprises a cabinet body with a cabinet door, an air outlet is formed in the top of the cabinet body, a fan is arranged at the air outlet, an air inlet is formed in one side of the bottom of the cabinet body, filter modules are arranged at the air inlet and the air outlet correspondingly, the cabinet body is internally provided with a control module, an illuminating module and a sensing module, a display module is arranged on the outer side of thecabinet body, the display module, the illuminating module and the sensing module are connected with the control module, sensing data of the sensing module are displayed through the display module, aliquid leakage preventing tank is arranged at the bottom in the cabinet body, and double air vent holes are formed in the cabinet body. According to the novel pipeless gas-purifying-type chemical storage cabinet, the cabinet body is good in fireproof property and high in corrosion resistance, and chemicals are convenient to take and use; a pipeline project does not needed to be mounted, mounting is convenient and quick, waste gas is not discharged outside, and the novel and environmentally friendly effects are achieved; through an advanced modular filter technology, substances such as harmfulgas, particle and dust generated by filtering experiments are completely adsorbed; and air-conditioning energy consumption does not needed to be consumed, and energy sources are efficiently saved.

The invention provides an insulation board prepared from biomass energy and a preparation method of the insulation board, and relates to the field of building materials. The insulation board preparedfrom the biomass energy comprises the following raw materials: quartz sand, crushed stone, cement, peanut shells, wheat straw, rice straw, maize straw, cotton straw, wood processing leftovers, expanded and vitrified small beads, rock wool, ceramic fibers, boron carbide, active nano-calcium carbonate, a flame retardant, an adhesive, an air entraining agent, a retarder, a water reducer and water. The preparation method comprises the following steps: (1) raw material weighing; (2) smashing; (3) mixing; (4) feeding to a mold for forming, demolding and maintaining. The insulation board prepared from the biomass energy has the advantages of good fireproof performance, thermal insulation performance, energy saving and environmental protection property.

The invention discloses a fireproof inner wall plate. The fireproof inner wall plate comprises a coating and a steel structure material, wherein the coating is uniformly distributed on the upper surface of the steel structure material. In the way, the fireproof inner wall plate provided by the invention has uniform and attractive ground color and high fire resistance; moreover, a heat source can be insulated effectively because of the halogen elements in the coating; and the fireproof inner wall plate is widely applied to the fields such as buildings.

The invention discloses a fireproof and flame-retardant polymer material. The fireproof and flame-retardant polymer material is prepared from raw materials in parts by mass as follows: 30-40 parts of epoxy resin, 8-10 parts of asbestos, 5-7 parts of calcium carbonate, 11-16 parts of an acrylic emulsion, 11-14 parts of dimethylacetamide, 6-9 parts of ethyl acetate, 7-8 parts of magnesium stearate, 9-10 parts of magnesium hydrate, 6-8 parts of silica, 4-7 parts of aluminium hydroxide and 11-14 parts of dimethicone. The fireproof and flame-retardant polymer material is good in fireproof performance, high in flame retardance, high in strength, good in abrasion resistance, economical and environment-friendly.