162results about How to "Promote environmental protection" patented technology

The invention discloses a natural plant oil based hydrophile low-resilience foam which is prepared from a composite and isocyanate, wherein the composite comprises the following components of 100 parts of pluronic polyols, 0-8 parts of cross-linking agent or chain extender, 0-3 parts of catalyst, 0-4 parts of foam stabilizing agent, 0.2-10 parts of foaming agent, 0-5 parts of interface activating agent and 60-100 parts of isocyanate index. A preparation method comprises the steps of: firstly, stirring uniformly the composite, and then adding the isocyanate according to the proportion; secondly, foaming in a die in a closed state to obtain molding foam, or freely foaming in a foaming tank; and cutting to obtain blocky foam after ageing. The regenerable natural plant oil polyalcohol is used in the invention and can be used in various isocyanate systems, and a metal catalyst can not be completely used, therefore, the environment is protected; and 100 parts of isocyanate index can be used, therefore, slow resilience effect and low residue are obtained. The low-resilience foam produced in the invention has the advantages of environment protection, high ventilation, better thermal diffusion and comfort and low temperature sensitivity.

The invention provides a beneficiation method for rubidium-containing feldspar quarry. The method comprises the following steps of firstly, sequentially performing grinding and strong magnetic separation on raw feldspar quarry to obtain zinnwaldite and floatation feeding ores; secondly, adding a flotation reagent into the floatation feeding ores for flotation to obtain floatation foam a and flotation tailings b, wherein the flotation reagent comprises an inhibitor and a zwitterion collecting agent; thirdly, performing concentration, reagent removal and desliming on flotation tailings a , subsequently adjusting pH of ore pulp of materials, and adding the zwitterion collecting agent for separating and carrying out flotation on feldspar and quartz to obtain floatation foam b and the flotation tailings b; fourthly, combining the zinnwaldite in the second step with the floatation foam a in the third step to obtain beneficiation rubidium concentrate. According to the beneficiation method provided by the invention, rubidium minerals occurring in mica and potassium feldspar (amazon stone) are recovered by a magnetic separation-flotation combined technology, so that the recovery rate of rubidium ores is improved; in addition, usable quartz and feldspar products are obtained, and the comprehensive utilization rate is high.

The invention provides a compound coating for preventing strong light and strong thermal radiation, the coating sequentially comprises: an infrared intelligent layer which is arranged on a glass, ceramic or metal matrix and a light amplitude limiting layer which is covered outside the infrared intelligent layer; the thickness of the infrared intelligent layer is 50 to 500nm; and the thickness of the light amplitude limiting layer is 100 to 1000nm. The invention further provides a method for preparing the compound coating layer for preventing the strong light and the strong thermal radiation on the glass, ceramic or metal matrix, the method firstly adopts the radio frequency magnetron sputtering technology to form the infrared intelligent layer on the glass, ceramic or metal matrix by sputtering; then the method adopts the Spin-coating method or the vacuum evaporation method to form the light amplitude limiting layer on the infrared intelligent layer. The compound coating increases the light amplitude limiting layer on the infrared intelligent layer, thereby improving the performance of the existing VO2 thin film, being conductive to the environmental protection and being capable of preventing the strong light and the strong thermal radiation.

The invention relates to a nanometer technology and a corrosion protection technology, and concretely relates to a chromium-free nanocomposite epoxy aircraft paint with a high corrosion resistance, and a preparation method thereof. The paint comprises a component I and a component II, wherein the component I which comprises the following raw materials, by weight, 0.2-35 parts of a nanometer slurry, 10-90 parts of an epoxy resin, 0-40 parts of a tinting pigment, 0.01-5 parts of an organic corrosion inhibitor and 5-40 parts of an antirust pigment is prepared by carrying out high speed dispersion on the raw materials of the epoxy resin, a solvent, the nanometer slurry, an assistant and the like, grinding and filtering; the component II is prepared by dispersing and mixing a curing agent and a solvent; and the paint is obtained by uniformly mixing the component I and the component II in proportion. The preparation method of the invention, which adopts the novel antirust pigment and the organic corrosion inhibitor to prepare the chromium-free nanocomposite epoxy aircraft paint, makes a nanometer powder material be stably dispersed in the paint and the corrosion resistance of a resulting coating be improved. The prepared paint is in favor of environmental protection because of use of the chromium-free antirust pigment.

The invention relates to a light-emitting module with a liquid metal heat dispersion heat sink, comprising a heat sink flat sheet, an LED light-emitting module arranged on the heat sink flat sheet and at least one driving pump, wherein at least one hollow flow passage is arranged in the heat sink flat sheet, and liquid metal fluid flows in the hollow flow passage; the LED light-emitting module isformed by integrating 1-5000 light-emitting chips; the driving pump consists of a pair of electrode plates respectively installed on a wall surface opposite to each hollow flow passage and a pair of permanent magnet sheets respectively and horizontally arranged on the upper surface and the lower surface of the heat sink flat sheet opposite to each hollow flow passage; the large planes of the pairof electrode plates are perpendicular to the large planes of the pair of permanent magnet sheets; and electrode leads of the pair of electrode plates are led out through pinholes in the wall surface of the hollow flow passage and are electrically connected with an external delay switch module. The electromagnetic pump drives the liquid metals in the hollow flow passage to flow so that LED heat can be transferred to the periphery of the heat sink to be discharged and dissipated. The LED light-emitting module has the advantages of high reliability, no need of maintenance, low noise, energy saving, environmental protection, and the like.

The invention relates to a reusable full thermoplasticity bathroom product comprising a polymethyl methacrylate housing and a backed load-bearing structure skeleton, wherein the load-bearing structureskeleton is made of glass fiber reinforced thermoplastic resin. The manufacturing method of the invention comprises the following steps: (1) shaping the housing; (2) preparing a prepolymer; and (3) preparing the full thermoplasticity bathroom product. Compared with the prior art, the invention has favourable weatherability and environment protection, can be reused, is favourable for protecting environment and conforms to the current material developing tendency.

The invention discloses a kind of biological synthetic fuel. The comprised component and weight proportion are as follows: monohydric alcohol with 1- 11 carbons 20- 80%, one or many of benzin naphtha, solvent naphtha, dimethyl ether and gasoline 10- 50%, one or many of ether, acetone, butanol and petrohol 4.5- 10%, one or many of hydrogen dioxide, petroleum ether, tertiary-butyl-p-cresol 0.5- 2%, one or many of cyclopentadiene iron, toluene and dimethylbenzene 5- 18%. The main material is industrial waste liquid or side product or agricultural waste, the heat value is high and the dynamic effect is pretty good when used in generator. The invention is characterized by environment- friendly fuel discharge material, wide source of raw material, low production cost and direct utilization of generator. The invention aslo discloses the method for preparing biological synthetic fuel.

The invention provides a solid-insulation vacuum ring main unit, which is structurally characterized in that a standard cable head and a standard silicon rubber dry type bus are mounted on a vacuum switch unit in a unit body through a screw, wherein the standard cable head and the standard silicon rubber dry type bus are respectively mounted on a cable plug and a bus plug of an immobilized post terminal. The solid-insulation vacuum ring main unit has the advantages that a three-station vacuum arc extinguish chamber is adopted and has three working positions including switching-on, brake separation and isolation, and grounding, so that the structure of the switch is simplified; harmful substances is not generated in a working process, thus being environment-friendly; all electrified bodies are cast or mounted in epoxy resin and influences on an electric performance of the ring main unit caused by an external environment are avoided, so that the maintenance of equipment is reduced and the service life is prolonged. All the electrified bodies are cast or mounted in the epoxy resin, a semiconductor substance is sprayed at the outer part of the epoxy resin at the part where induced voltage is possibly generated and the induced voltage is grounded by the substance, so that even if people contact with the substance, the electric shock danger is not generate; and therefore, the solid-insulation vacuum ring main unit is safe.

The invention discloses a decorative ceramic brick to imitate natural cavity stone and making method, which comprises the following steps: adding kinds of different inorganic pigments in the white material to form different colorful powders; blending pigment according to certain proportion; allocating foaming material in the ceramic brick with 8-15% ball-earth, 18-30% albite, 30-45% lithium feldspar, 12-20% limestone, 3-15% polishing slag and 0-1% burned talc.

The invention discloses an electric worm-gear airplane braking system and a method for operating the braking system, and relates to the field of the braking system and operating method. The braking system comprises an electric actuator, wheel axles, a support cover, a pressure sensor, a brake disc, airplane wheels and a revolution speed transducer, wherein the electric actuator comprises an actuator casing, a motor, a coupling shaft, worms, worm gears, a ball screw, ball nuts and an outer cylinder, and the worms and the worm gears are in the engaging transmission state; the revolution speed transducer is connected with the wheel axles through a revolution speed transducer installation shaft. An electric actuation and worm-gear transmission way is applied to the braking system, so that the complexity of the mechanism is reduced, the weight of the mechanism is alleviated, the braking system can offer the possibility to a dual-redundancy design idea; besides the installing problems of the pressure sensor and the revolution speed transducer are considered, the double-feedback control system with pressure and rotation speed closed loops can be realized and efficiency and reliability of the braking system are improved.

The invention discloses a comprehensive utilization method of high titanium slag in the slag treatment technology. The method comprises the following steps: firstly, carrying out acid leaching by using diluted hydrochloric acid; then, carrying out acidolysis by using dilute sulphuric acid, wherein the leaching rate is improved; using a black titaniferous liquid after acidolysis to prepare titanium dioxide; settling Fe(OH)3, Al(OH)3, Mg(OH)2 and Ca(OH)2 from a primary filtrate obtained by acid leaching and recovering sodium chloride; and using Si, Mg and Ca in slag to prepare an Si-Ca-P-Mg composite fertilizer. The method disclosed by the invention is extremely low in acid consumption of acid which is recycled, various effective components of high titanium slag can be comprehensively utilized, and factors in many aspects such as environment friendliness, technology and economical benefit are taken into consideration. The slag is low in cost, and titanium, ferrum, aluminum, magnesium, calcium, silicon, sodium chloride and the like can be comprehensively recovered, so that the economic benefit is remarkable, the long-term pendent problem on utilization of high titanium slag is solved, the land for slag is saved, the environmental pollution is reduced, wastes are turned into wealth, and the high titanium slag has a good social benefit.

The invention relates to oil-proof wrapping paper and a preparation method thereof and belongs to the technical field of food wrapping paper. According to the invention, a double oil-proof technologyis adopted, fluorobenzoyl chloride, dimethyl formamide and plant fiber microfilaments are mixed according to a certain proportion, oil-proof plant fiber microfilaments are prepared under certain reaction conditions, nanometer celluloses are subjected to fluorine-containing modification preparation by using the same method, and the double oil-proof wrapping paper is prepared by paper-making and surface application. The oil-proof wrapping paper and the preparation method thereof provided by the invention have the beneficial effects that the interior oil-proof performance and the surface oil-proof performance of the oil-proof wrapping paper are improved, and through double oil-proof treatment on the interior and the surface of pulp, the product achieves high oil-proof performance; in addition, the oil-proof wrapping paper is good in oil-proof performance, enhancement performance and barrier performance, so that the product grade and the value added are improved; moreover, the oil-proof wrapping paper prepared by the preparation method provided by the invention needs not be coated or waxed, so that the environmental protection performance, the safety, the oil-proof efficiency and the strength of the oil-proof wrapping paper are improved, and the application range is expanded.

The invention provides an ecological type BOPP/PP color printing food packaging film, which comprises an upper layer, a middle layer and a lower layer, wherein the middle layer is covered on the lower layer; the upper layer is covered on the middle layer; the upper layer is a PP laminated film layer; the middle layer is a color printing film layer; and the lower layer is a BOPP layer. The invention also provides a method for manufacturing the ecological type BOPP/PP color printing food packaging film. The invention provides the ecological type BOPP/PP color printing food packaging film capable of enhancing the environmental protection property and effectively eliminating hidden troubles to the food safety, and the method for manufacturing the ecological type BOPP/PP color printing food packaging film.

The invention discloses a heat insulation curtain wall, which comprises vertical keels, transverse keels, a plurality of heat insulation curtain wall plates and built-in fastening pieces arranged on a building wall body, wherein the vertical keels are fixed on the building wall body through the built-in fastening pieces; the transverse keels are connected between the adjacent vertical keels; a curtain wall plate carrying table is arranged on the transverse keels; the upper end and the lower end of each heat insulation curtain wall plate are supported against the curtain wall plate carrying table of the upper transverse keel and the lower transverse keel through heat insulation rubber strips; the adjacent heat insulation rubber strips of the upper heat insulation curtain wall plates and the lower heat insulation curtain wall plates are pressed compactly through a gland; and the gland is fixedly connected with the curtain wall plate carrying table through a heat insulation fastening component. The heat insulation curtain wall has the advantages of good heat insulation and preservation effect, high wind pressure resistance and high safety coefficient.

The invention discloses a preparation method of cesium doped tungsten oxide nano powder serving as an infrared barrier and belongs to the field of infrared barrier materials. The preparation method includes the steps of firstly, respectively dissolving raw material tungsten salt and cesium salt into solvents, and preparing the tungsten salt solution into a tungstic acid solution through exchange resin; secondly, mixing the tungstic acid solution, the cesium salt solution and a reaction solvent, and continuously stirring for 1-3 hours to obtain hydrothermal reaction precursor liquid; thirdly, performing stirring reaction on the precursor liquid for 5-20 hours under 180-300 DEG C; fourthly, washing, drying, crushing and calcining the hydrothermal reaction products to obtain the cesium doped tungsten oxide nano powder. The preparation method has the advantages that the prepared cesium doped tungsten oxide nano powder is good in stability, the ultraviolet rejection rate of the cesium doped tungsten oxide nano powder is larger than 99.8%, the visible light transmittance of the cesium doped tungsten oxide nano powder is 70-88%, and the infrared rejection rate of the cesium doped tungsten oxide nano powder is 94-99%; the preparation method is low in energy consumption, low in cost, easy to operate, good in environment protection performance and suitable for large-scale industrial production.

The invention provides an ionic-liquid-containing dual-organic-phase flotation separation system and a method for removing rare earth elements in spent fuel. The system comprises a first organic phase (also called as an upper layer phase or phase 1) which comprises a basic solvent phase consisting of one or a plurality of the following substances: multi-chain organic alkane solvent, organic ester solvent, oleic acid fatty acid solvent and naphthenic acid solvent; a second organic phase (also called as a lower layer phase or phase 2) which is a composite phase of first type ionic liquid and second type ionic liquid, wherein the first type ionic liquid is imidazole ionic liquid and the second type ionic liquid is selected from pyridine, pyrrole, tertiary ammonium or other functionalized ionic liquid. Through a multistage tandem differential flotation process, the direct all-solid separation of rare earth elements from spent fuel can be effectively realized.

A water reducing agent for concrete is proportionally prepared from industrial nephthalene, washing oil as the by-product of coking, sulfuric acid, formaldehyde, modifier and liquid alkali through fusing, sulfonating, hydrolyzing, modifying, condensating and neutralizing with alkali.

The invention relates to a new bulk drug in pharmaceuticals industry, and preparation process thereof. The bulk drug of the invention wherein has a weight percentage of more than 98% scutellarin salt.The preparation method is composed of following steps: first, using breviscapinun saled in market as raw materials, adding 5 to 10 times of water by weight, being heated to 60 to 80 DEG, adding 10 to20 weight percentage of aqueous slkali until the pH value is 5 to 8; second, centrifugating the solution obtained in the step one and discarding the deposition, then the obtained solution going through macroporous resin column, washing and removing, discarding the deep brown part of the first eluant, and then collecting the yellow eluant part; third, the collected eluant is disposed in vacuum concentrator, concentrating until concentration of the scutellarin salt solution is 100 to 200 mg/ml; fourth, adding organic solvent to the concentrated solution obtained in the step three and stirring,depositing, standing and filtering; fifth, washing by using the same organic solvent of the step four for 3 to 6 times, drain, and drying at a temperature of 60 to 80 DEG, then the bulk drug is obtained.

The invention discloses a numerical control milling machine with a waste material recycling function. A bottom box is included, and the front surface of the bottom box is movably connected with a boxdoor through a hinge; the top of the bottom box is fixedly connected with a bearing plate, and the right side of the top surface of the bearing plate is fixedly connected with a fixed plate; and the top of the right side of the fixed plate is fixedly connected with a fixed rod. According to the numerical control milling machine with the waste material recycling function, by arranging supporting rods, a machining plate, a first telescopic hose, a containing frame, a waste material containing box, slide ways, a hand pulling ring, slide rails, an induced draught fan, an exhaust pipe, a material accumulating hopper, a second telescopic hose, a material falling hole, a feeding port, a filter screen and a gas outflow hole to be used in cooperation, waste materials generated in the work process of the numerical control milling machine can be effectively recycled, in this way, the numerical control milling machine is clean and environment-friendly in use, and the problems that in use of the numerical control milling machine, because the generated waste materials cannot be recycled, lots of waste materials are scattered on the numerical control milling machine, and waste material pollutioneasily occurs on the numerical control milling machine are solved.

The invention discloses an efficient treatment device for waste bricks and tiles. The efficient treatment device comprises a box. A hydraulic pump, a hydraulic oil tank and a smashing box are fixedlyconnected to the inner bottom of the box through bolts. The hydraulic oil tank is located between the hydraulic pump and the smashing box. A breaking box is fixedly connected to the top of the smashing box through bolts. A feed hopper is fixedly connected to the top of the breaking box through a bolt. A support ring is welded to the inner wall of one side of the feed hopper. A baffle is rotationally connected to the outer wall of the side, away from the feed inlet, of the support ring through a hinge. The baffle is connected with the feed hopper through a spring. A limiting plate is installedin the position, close to the upper portion of the baffle, of the top of the support ring. According to the efficient treatment device, the waste bricks and tiles are broken, screened and ground in arelatively sealed environment in the whole process, the problem that dust produced by the waste bricks and tiles pollutes the work environment and the atmosphere is avoided effectively, environmentalfriendliness of the treatment device is improved, and trouble of manual cleaning is reduced.

The invention relates to tungsten-doped cesium bronze nano-power serving as an infrared shelter and a preparation method of the tungsten-doped cesium bronze nano-power. The preparation method comprises the following steps that firstly, main raw materials, namely tungstic acid and cesium salt, are weighed, and the molar mass ratio of the tungstic acid to the cesium salt is controlled to be 1:0.01-0.1; secondly, the tungstic acid and the cesium salt are pulverized through a pulverizer and subjected to mixing treatment; thirdly, the pulverized mixed powder is roasted in a sintering furnace under the atmosphere protection; and fourthly, reaction products are washed repeatedly, and target products are obtained after drying and pulverizing. The tungsten-doped cesium bronze nano-power can be applied to outdoor heat insulating materials of buildings, automobiles, trains and the like. The preparation method is low in energy consumption, low in cost, easy to operate, good in environmental friendliness and suitable for large-scale industrial production.

The invention discloses an anti-sagging modified asphalt waterproof coating. The waterproof coating is prepared from, by weight, 75 to 125 parts of a silicone acrylic emulsion, 200 to 300 parts of cationic emulsified asphalt, 65 to 75 parts of water, 260 to 350 parts of talcum powder, 1.8 to 2.2 parts of a defoaming agent, 4.5 to 5.5 parts of a dispersing agent, 2.6 to 3.4 parts of a thickening agent and 18 to 22 parts of anti-sagging auxiliary agent polyglycerol-3 diisostearate. The invention also discloses a preparation method of the anti-sagging modified asphalt waterproof coating. The modified asphalt waterproof coating prepared by the invention has the characteristics of high solid content, good stability, high drying speed, good anti-sagging performance, good high temperature resistance and good low temperature resistance.

The invention relates to an SPC floor comprising the following components in parts by weight: 43.85-58.04 parts by weight of PVC resin powder, 173.51-197.42 parts by weight of rock flour, 2.17-3.51 parts by weight of a regulator, 6.8-7.95 parts by weight of a stabilizer, 0.88-1.17 parts by weight of PE wax, 1.047-1.182 parts by weight of an internal lubricant, and 0.44-0.57 part by weight of carbon black. The SPC floor has the advantages that due to toxic and odorless properties of the PVC resin powder, the prepared SPC flooring has good stability, water resistance and fire resistance, high environmental protection, no pollution, no public nuisance and recyclable utilization, and fundamentally solves the problem that wood products are easy to decay, expand and deform after absorbing waterand being affected with damp in wet and waterish environments; the SPC floor can be used in environments where a traditional wood preparation product cannot be applied and also solves the problem of formaldehyde of other decoration materials. In addition, the invention also discloses a preparation method of the SPC floor and discloses the SPC floor.

The present invention discloses a flame-retardant waterproof thermal-insulation material, which comprises the following raw materials by weight: 15-25 parts of polyvinyl alcohol, 12-25 parts of light ash calcium powder, 8-18 parts of hydroxymethyl cellulose, 3-7 parts of a water repellent, 8-12 parts of negative ion powder for building, 10-16 parts of a mineral soil filler, 8-14 parts of a flame retardant agent, 6-12 parts of reinforcing fiber, 7-15 parts of an inorganic binder, and 35-45 parts of water. According to the present invention, the flame-retardant waterproof thermal-insulation material has advantages of low water absorption, low thermal conductivity, good thermal insulation, good fire resistance, good stability, strong mechanical strength, friction resistance, corrosion resistance and long service life, can lastingly release negative ions and absorb pollutants in air so as to achieve the air purification effect, and further has characteristics of safe and reliable raw material components, no environment pollution, easily available raw material, low cost, simple process, high practical value, and good application prospect.

The invention provides a manufacturing method for a pipe connector, and belongs to the technical field of manufacturing of metal pipe fittings. The pipe connector manufactured by using an existing welding and manufacturing method is high in cost, low in production efficiency and low in firmness. According to the method, an inner hole of an outer thread connector is machined to two sections with different diameters and the two sections correspond to a thread section and a hexagonal surface section on the outer surface of the outer thread connector respectively; the diameter of the inner hole corresponding to the hexagonal surface section is slightly small and the inner holes of the two sections are connected by an inclined plane; at least two grooves along the direction of the central line of the hole are formed in the wall of the inner hole corresponding to the outer thread connector and are formed along the peripheral direction of the inner hole; a metal pipe penetrates into the inner hole of the outer thread connector to form an assembly; the assembly is arranged on a lower die of a punching machine and the shape of a die cavity of the lower die is adapted to the outer shape of the outer thread connector; and the metal pipe is stamped into an inner cavity at the end of the metal pipe by an upper die, so that the wall of the metal pipe is tightly combined with the wall of the inner hole of the outer thread connector and is embedded into the grooves in the wall of the inner hole. By adopting the manufacturing method, the environmental protection property is improved, the cost is saved, the manufacturing is simple and rapid and binding force of the pipe connector is high.

The invention discloses a paint baking device for processing a dry-type transformer. The paint baking device comprises a supporting mechanism, an auxiliary mechanism, a drying mechanism and a temperature sensor, the supporting mechanism comprises a box body, a supporting base, a supporting platform, a movable plate, a supporting plate and a box door, the box door is rotatably connected to the front side of the box body, the supporting plate is connected to the left side of the box body, the auxiliary mechanism is arranged in the box body, an equipment box is arranged in the supporting base, and a hydraulic cylinder is arranged on the left side of the supporting base. According to the paint baking device for processing the dry-type transformer, a draught fan is arranged, harmful gas generated in the heating and paint spraying processes can be extracted through the draught fan and then discharged into a purification box to be stored, and meanwhile an activated carbon filter screen and anHEPA filter screen are arranged, the activated carbon filter screen and the HEPA filter screen can filter and adsorb the harmful gas entering the purification box in the heating and paint spraying process, so that the harmful gas can be prevented from polluting the external environment, and the environmental protection property of the device is improved conveniently.

An eco-friendly intelligent traffic detection system is provided, the traffic detection system is based on wireless network architecture. The system is linked to a navigation network, and reminds drivers of road conditions, the system can also be linked to mobile base station, in order to achieve a purpose of rational planning, a government department of transportation can manage and analyze the road conditions by uploading data. A purpose of the present invention is realized by: locating a vehicle by a built-in navigation system and a GIS system; recording average vehicle speeds and calculating effective speeds of the mobile devices within a certain range; the present invention has advantages of low cost, environment protection, etc.

The invention relates to environmentally-friendly soil remediation equipment with an anti-precipitation function. The environmentally-friendly soil remediation equipment comprises a main body, a control panel, two chemical addition mechanisms, an anti-precipitation mechanism and two purification mechanisms, wherein the anti-precipitation mechanism comprises a connecting plate, two stirring assemblies and two crushing assemblies; each stirring assembly comprises a rotating shaft, a gear, a rack, a limiting unit, two first bearings and a plurality of stirring blades; and each purification mechanism comprises a communicating pipe, a cover plate, a filter screen and two fixed assemblies. The environmentally-friendly soil remediation equipment with the anti-precipitation function has the following advantages: through the anti-precipitation mechanism, the function of stirring a remediation liquid in a chemical box is achieved, so the situation that the remediation liquid is precipitated andaffects the remediation effect is avoided; and through the purification mechanisms, the function of purifying waste gas is achieved, and the situation that the waste gas is directly exhausted out of the main body and affects the surrounding air environment is avoided, so the environmental protection property of the equipment is improved.

The invention discloses a combustion boiler with tail gas heat absorbing and storing functions. The combustion boiler comprises a base; a boiler body, a treatment box, a condensing box and a storage box are fixedly mounted at the top of the base; the bottom end of the boiler body fixedly communicates with a smoke inlet pipe, the other end of the smoke inlet pipe penetrates through the treatment box and extends to the inner side of the treatment box, and a filter net and an adsorbing layer are fixedly mounted between the inner walls of the two sides of the treatment box; the adsorbing layer islocated on the upper portion of the filter net; the side, away from the smoke inlet pipe, of the treatment box fixedly communicates with a connecting pipe; the other end of the connecting pipe penetrates through the condensing box and extends to the inner side of the condensing box; and the top of the condensing box is fixedly connected with a water inlet pipe in a sleeving mode. According to thecombustion boiler, when tail gas enters the condensing box, a water flow in a spraying head cools the tail gas and absorbs heat in the tail gas, thus the water flow is heated up and heated, then the water flow is pumped by a water pump into the storage box to be stored, and the practicality of the combustion boiler is improved.

The invention discloses a high-performance environmentally friendly chloroprene rubber adhesive by composite grafting and a preparation method thereof. The adhesive comprises the raw material components in parts by weight: 40-60 parts of acetone, 100-200 parts of butanone, 100-200 parts of ethyl acetate, 80-160 parts of dimethyl carbonate, 160-240 parts of methyl cyclohexane, 80-120 parts of chloroprene rubber, 118-182 parts of a grafted monomer, 2-4 parts of an initiator, 7-10 parts of a terminator and 20-40 parts of a tackifier. After acetone, butanone, ethyl acetate, dimethyl carbonate andmethyl cyclohexane are added in turn, chloroprene rubber, chlorinated polypropylene, the initiator, methyl methacrylate and maleic anhydride are added while stirring is performed and the temperature is controlled, when the viscosity reaches a certain value, the reaction is finished, the temperature is lowered, the stirring is performed, the terminator and the tackifier are added, the viscosity isadjusted, and then the material is discharged. The product obtained by the composite multi-component grafting modification of methyl methacrylate, chlorinated polypropylene and maleic anhydride has the advantages of green environmental protection, strong comprehensive performance and wide application range.