255results about How to "No fire hazard" patented technology

The invention discloses an electronic cigarette which comprises a cigarette-like shell with a hollow cavity, an electrical source, a cigarette pellet and cigarette rod fittings. The electrical source, a pneumatic switch, a magnetostrictive vibrator and an electromagnetic induction heater are arranged in sequence inside the shell from the front end to the back end; wherein, a high frequency generator is respectively connected with the magnetostrictive vibrator, the electromagnetic induction heater and the pneumatic switch through leads. A light-emitting diode is arranged at the front end of the shell and is respectively connected with the pneumatic switch and the electric source through leads. The back end of the shell is connected with the cigarette pellet in which a tobacco solution chamber is arranged.

The invention discloses a light heating electronic cigarette. The light heating electronic cigarette comprises a shell, an electronic circuit board, an optical reflector and a container containing tobacco tar are arranged in the shell, the electronic circuit board is provided with a light source, and after the light emitted by the light source is focused through the optical reflector, a light gathering point for heating is formed. The light emitted by the light source is focused through the optical reflector, the light gathering point for heating the tobacco tar is formed, the electronic cigarette is clean, sanitary and small in power consumption, open fire ignition is not needed, fire disaster hazards do not exist, meanwhile, the heating speed is high, energy is saved, and environmental friendliness is achieved.

The invention discloses a water-based heavy corrosion protection ceramic paint comprising an A component and a B component, wherein the A component is dispersoid of water-based epoxy resin emulsion, water, a thickening agent, a film-forming auxiliary agent, a flash erosion inhibitor, a foam inhibitor, a foam breaker, a wetting dispersant, a coupling agent, a flatting agent, physique fillers and ceramic powder; the B component comprises the following materials in proportion: 40.0%-70.0% of water-based epoxy hardeners and 30.0%-60.0% of the water; and the water-based heavy corrosion protection ceramic paint can be prepared by mixing the A component with the B component according to the mass ratio of 6.6:1 and stirring. The water-based heavy corrosion protection ceramic paint has the advantages of safety, environmental protection, direct coating, compact coating, strong abrasion performance, low cost, excellent corrosion protection performance, normal temperature solidification, easy spraying, simple process, high insulativity and very strong sterilizing and mildew-proof function and is a water-based environment-friendly heavy corrosion protection ceramic paint especially suitable for the corrosion protection of pipelines.

The invention discloses a garbage classification disposal collection device for kitchen garbage disposal. The garbage classification disposal collection device comprises a box body, a recovery cavitywith an upward opening is formed in the upper end surface of the box body, and a garbage bag separation device is arranged on the right side of the recovery cavity; a solid-liquid separation device isarranged below the recovery cavity, the solid-liquid separation device includes a fourth rotating shaft which is symmetric left and right and rotatably arranged between the front wall and the rear wall of the recovery cavity, and a smashing roller is fixedly arranged on the outer circle surface of the fourth rotating shaft; and a fermentation device is arranged on the right side of the solid-liquid separation device. The garbage classification disposal collection device can be placed at each kitchen garbage collection point, and collected kitchen garbage is automatically separated from a garbage bag for filling the garbage, oil and other liquids contained in the garbage are separated from the solids, then the garbage is fermented into organic fertilizer in situ, odor can be prevented frombeing emitted, vortex heating is used for providing the temperature required by fermentation, fire hazards such as open fire are avoided, no exhaust emission exists, and the influence on environmentis reduced significantly.

The present invention relates to one kind of solution for electronic intelligent atomized cigarette and its preparation process. The solution is prepared with 18 kinds of material, including edible propylene glycol, glycerin, longan extract, apple extract, carrot extract, etc. and through mixing, settling, filtering and packing. The solution contains no nicotine and other harmful matter, is incombustible, and can counteract cigarette toxin, clear away lung heat, moisten lung and shield electromagnetic wave. It may be used by different smokers and in different places.

The invention discloses a making method of a polymer lithium ion battery. The method comprises the following steps: 1, adding an aqueous dispersion of a lithium acrylate-acrylonitrile copolymer into deionized water; 2, immersing the positive and negative electrodes of a battery in the deionized water to make the lithium acrylate-acrylonitrile copolymer attached to the positive and negative electrodes of the battery; and 3, gelating at 50-85DEG C for 30-240min 1-2 times after the molding of the battery to respectively form a gel electrolyte coating on the positive and negative electrodes of the battery. Compared with methods using a vinylidene fluoride-hexafluoropropene copolymer, the method using the above lithium acrylate-acrylonitrile copolymer synthesis technology has the advantages of simplicity, low cost and benefiting for the mass use of the technology. The invention also discloses the polymer lithium ion battery.

An aqueous emulsion of methylamino abamectin benzoate is proportionally prepared from methylamino abamectin benzoate, solvent, emulsifier, thickening agent, anti-freezing agent, defoaming agent and water through preparing oil phase, preparing water phase and mixing while shearing.

The invention discloses an APF (advanced polarizer film) self-adhesive waterproof coiled material construction method which includes a step of plane construction and a step of facade construction. The step of plane construction includes base layer cleaning, base face line snapping, polymer cement mortar preparing, node processing, reinforcing layer and internal and external corner adding, APF self-adhesive waterproof coiled material layer pre-paving, polymer cement mortar coating and scraping, APF self-adhesive waterproof coiled material layer paving, lapping, rolling, head recovering and organizing for acceptance testing, and the step of facade construction includes facade base layer cleaning, facade base face coiled material positioning and line snapping, base layer treating agent coating and scraping, node processing, APF self-adhesive waterproof coiled material layer paving, lapping, rolling, head recovering and organizing for acceptance testing. The polymer cement mortar is utilized as a bonding layer, so that the bonding layer can be quickly paved on a humid concrete base layer and can also be directly paved on a dry concrete face.

The invention discloses a novel composite building energy-saving building block and a manufacturing method thereof. The building block is characterized in that two vertically staggered rows of hole grooves are provided on a microporous lightweight concrete block, wherein each row of hole groove is separated into 2 holes by a rib. Insulation molded polystyrene boards and vermiculite boards are arranged in the holes with a staggered manner. The manufacturing method comprises the point that: a microporous lightweight concrete slurry is composed of common Portland cement, fast-hardening sulphoaluminate cement, vermiculite powder, spontaneous-combustion coal gangue powder, alkali-resistant chopped crack-resistant reinforcing fiber, a high-efficiency dispersing agent, and a foaming agent. The vermiculite boards are prepared through the steps that: vermiculite powder, phenolic resin, and silicone emulsion are blended; and the obtained material is subjected to extrusion molding in a mold. The building block provided by the invention has the advantages of good thermal insulation effect, high strength, and no fire hazard risk. The building block can be widely applied as building insulation and energy-saving building blocks.

The invention discloses a method for synthesizing isopropyl-beta-D-thiogalactoside. The method comprises the steps of (1) carrying out acetylation on D-galactose and acetyloxide to prepare quinary-acetyl-beta-D-galactose; (2) carrying out catalytic reaction on the quinary-acetyl-beta-D-galactose and 2-propyl sulfhydrate to prepare 2,3,4,6-tetra-O-acetyl-1-isopropyl-beta-D-thiogalactoside; and (3) removing four acetyl protecting groups of 2,3,4,6-tetra-O-acetyl-1-isopropyl-beta-D-thiogalactoside to obtain isopropyl-beta-D-thiogalactoside, wherein the catalyst in the step (2) is anhydrous aluminum trichloride. Anhydrous aluminum trichloride is adopted as the catalyst; reaction of production of thioglycoside is finished at normal temperature; the material is cheap and easy to get; and the process is safe and convenient to operate.

The invention relates to a piston (1) of an internal combustion engine comprising an upper part (3) made of steel and a bottom part (2) bonded by means of friction-welding in the region of a contact geometry (4) by means of joining bars (10a, 10b; 11a, 11b) to form an assembly. At least one cooling channel (7) permeated by a cooling agent is integrated in the piston (1), wherein a lubricating oil of the internal combustion engine enters an inlet opening (14) as a cooling agent by means of a free stream of an injector, flows through the cooling channel (7), and exits via an exit opening (15). In order to introduce the cooling agent into the cooling channel (7), the inlet opening (14) is associated with a flow pipe (13) mounted in the bottom part (2) and protruding out of a cooling channel floor (19), the opening (17) thereof being disposed above weld coils (12a, 12b) of the friction welder.

The invention relates to the field of materials and discloses an auto-rust converting rust-containing corrosion resistant emulsion and preparation method thereof. The auto-rust converting rust-covering corrosion resistant emulsion is prepared as follows: a mixture of at least one from metacrylic acid ester or acrylic ester and styrene is selected as an allyl monomer; methacrylic acid phosphate, methacrylic acid glycidyl ester and vinyl tri-methoxysilane are selected as functional monomers; a mixture diester of at least one from acrylic acid, or methacrylic acid and acrylamide is selected as a functional monomer; poly (ethylene glycol) phosphate, allyl alkylphenol polyoxyethylene ammonium sulfate, and the like, are selected as emulsifying agents. The emulsion prepared has the auto-rust converting function, does not a huge amount of manual work to eliminate rusts during coating and can be coated by containing rust. Moreover, the emulsion has good corrosion resistant capacity, is safe and environmental friendly, is innocuous, can not cause fire, and reduces the working intensity and harmfulness of constructors.

The invention discloses an environmentally-friendly water-soluble quenching medium which is characterized by comprising the following components in percentage by weight: 0.5-20 percent of water-soluble polyether with the molecular weight of 20000-30000, 0.5-30 percent of water-soluble polyether with the molecular weight of 5000-15000, 0.5-1.5 percent of rust resistant agent, 0.1-0.2 percent of defoaming agent, 300-800ppm of bactericide, 200-500ppm of surfactant, 0.1-5 percent of pH adjusting agent and the balance of water. The environmentally-friendly water-soluble quenching medium is suitable for thermally treating large-sized casting and forging pieces, can be used for adjusting the average molecular weight of a polyether mixture according to the requirement and for properly adjusting the heat resistance and the viscosity of the water-soluble quenching medium; and the quenching and cooling speed can be adjusted by adjusting the concentration of the water-soluble quenching medium so that the application range of the quenching medium is widened.

The invention belongs to the technical field of building materials, and relates to a building block. The building block comprises a longitudinal outer wall and a transverse outer wall which are enclosed to form a hollow thermal insulation cavity, and is characterized in that: the middle part of the longitudinal outer wall is provided with a reinforcing rib which protrudes towards the direction of the hollow thermal insulation cavity; the reinforcing rib and the longitudinal outer wall are enclosed together to form a middle grouting passage which is vertically run-through; the middle grouting passage is symmetrically arranged along a middle vertical plane of the longitudinal outer wall of the building block; and the outer end face of the transverse outer wall is provided with a vertical end face grouting groove. The building block has the characteristics of high self-thermal-insulation capacity, light deadweight, high strength and the like, and has a flat appearance, high integrity and high earthquake-proof capacity after being built; in addition, by matching with a method for building a vertical thermal insulation wall or a thermal insulation wall without mortar joints by applying the self-thermal-insulation earthquake-proof building block, the construction efficiency can be greatly increased, and easiness for standardization, high cost performance and high easiness for guaranteeing the construction quality are guaranteed. The building block can be widely applied to overall maintenance outside a building structure and a bearing structure of a low-rise building, and has extremely broad market prospect.

The invention discloses an emulsified cutting fluid, a cutting diluent and preparation and application methods thereof. The emulsified cutting fluid is prepared from the following raw materials: 5-15% of distilled water, 3-10% of rust-inhibiting additive, 4-10% of triethanolamine, 4-10% of co-emulsifier, 3-10% of long-chain fatty acid, 2-3% of nonionic surfactant, 1-5% of coupling agent, 1-5% of hard water-inhibiting additive, 5-10% of extreme pressure additive, 40-60% of base oil, 1-2% of anticorrosion and bactericidal agent, 0.1-2% of copper-aluminum alloy protective agent and 0.5-1.0% of defoamer; the emulsified cutting fluid is stable in lubrication property, cleaning property and hard water resistance, and good in rust resistance. The emulsified cutting fluid does not contain chlorine, diamine, nitrite and other nitro compounds, and causes no pollution on the environment; besides, the emulsified cutting fluid has no pungent smell, the cut powder is easy to settle, and the service life of a cutter can be effectively prolonged.

An aqueous emulsion of abamectin is proportionally prepared from abamectin, solvent, emulsifier, thickening agent, anti-freezing agent, defoaming agent and water through preparing oil phase, preparing water phase and mixing while shearing.

The multipurpose expanding fireproof paint is compounded with ethylene-vinyl acetate copolymer emulsion and modifying resin as basic material, cyanuramide and dicyandiamide as foaming agent, pentaerythrite as carbonizing agent, polyammonium phosphate as dewatering and carbonizing catalyst, chlorinated paraffin as fire retardant, silica and titania powder as stuffing, and other assistant. It has excellent fireproof performance, no harm of xylene, low cost and wide use.

The invention provides a pesticide aqueous emulsion and a preparation method thereof. The pesticide aqueous emulsion has effective constituents of abamectin and chlorantraniliprole amide and also comprises a solvent and a surface active agent, wherein the solvent is selected from one or more substances of N-alkyl pyrrolidone, alkylene carbonic ester, phthalic acid ester, ionic liquid and arene; the surface active agent is selected from one or more substances of an anion surface active agent and a nonionic surface active agent. The preparation method comprises the following steps: (1) preparing a disperse phase; (2) preparing a continuous phase; and (3) mixing the disperse phase and the continuous phase under high shear to prepare the pesticide aqueous emulsion. The pesticide aqueous emulsion has the advantages of stability, high efficiency, low toxicity, environmental protection, no ignition hazard, convenient storage and transportation, and the like.

The invention discloses a waterborne fluorocarbon coating for corrosion prevention as well as a preparation method and application of the coating. The preparation method comprises the following steps: adding de-ionized water into a container, adding an anti-settling agent, a wetting agent, a dispersant, a defoamer and a pigment in sequence under the low-speed stirring condition, after uniformly stirring, adding glass beads, and grinding at a high speed to obtain color paste; adding waterborne fluorocarbon resin into the container, adding de-ionized water, an assistant and the color paste obtained in the step (1) in sequence under the low-speed stirring condition, dispersing at a high speed, and filtering to obtain a component A of the coating; adding waterborne isocyanate resin into the container, and adding a solvent under the low-speed stirring condition to obtain a component B of the coating. The coating is applied to preparation of steel structure coating products; the obtained coating has good protection functions such as water resistance, chemical resistance, salt mist resistance and weather resistance; steel structure plates are long in service life.

The invention provides a colorful coating. The colorful coating comprises the following components in percentage by mass: 50-55% of film forming matter, 2-6% of water-based color paste, 10-16% of accessory ingredients and 35-40% of deionized water. According to the film forming matter, synthetic copolymer emulsion is used as a film forming matter of the coating. The accessory ingredients comprise the following components in parts by weight: 0.2-0.4 part of dispersing agent, 2-5 parts of film forming additive, 4-6 parts of antifreezing agent, 0.1-0.2 part of antiseptic and antimildew agent, 2-3 parts of thickening agent, 0.1-0.3 part of defoaming agent, 0.2-0.6 part of fragrance enhancer and 0.2-0.6 part of thixotropic agent. The colorful coating is water-based coating; the coating has the paint characteristic and is free of toxicity, non-combustible and slight in fragrance, so that coating is good in safety during storing, transporting and using, free of pollution to the environment during construction and free of fire danger; the dried coating is tough, durable, wearable and anti-scratch; and meanwhile, the coating has resistance to washing with ethyl alcohol, detergent and water.

An aqueous emulsion of high-effect cypermethrin is proportionally prepared from high-effect cypermethrin, solvent, emulsifier, thickening agent, anti-freezing agent, defoaming agent and water through preparing oil phase, preparing water phase and mixing while shearing.

The invention discloses a paint in aqueous epoxy thick paste and a preparation method thereof, relating to the field of paints. The paint in aqueous epoxy thick paste disclosed by the invention adopts water as a dispersion medium and does not contain volatile organic solvents such as halogenated hydrocarbon, methylbenzene, dimethylbenzene and the like so as not to cause environmental pollutions and fire hazards so that the environmental protection requirement is met; modified polyamine is used as a curing agent so that the cross-linking density is improved and the thixotropy of the system is increased; and a silicone defoaming agent is added so that the problem of thick bubbles is solved and the sealing property of the system is good.

The air circuit breaker having a temperature sensor comprises: a temperature sensor sensing a temperature by being inserted into a sensor insertion hole formed the base mold; and a temperature display indicating a value detected by the temperature sensor as a temperature of the conduction unit, whereby the temperature inside the breaker is always monitored to prevent the damage caused by over-heating of the conduction unit.

The invention relates to a wall building block, a steel-reinforced wall and a construction method thereof, and belongs to the technical field of steel-reinforced wall. The building block is characterized in that the building block comprises two block bodies which are combined into a whole when used, the upper end face of the building block is provided with a protrusion while the lower end face is provided with a groove, and the center of the two block bodies combined into a whole is provided with a groove communicated with the protrusion and the groove. The wall is characterized in that the wall comprises two groups of building walls which are connected through the two block bodies; preset ribs are arranged in the groove between the two block bodies and between respective grooves of the blocks; the two building walls are connected with the preset ribs through tie ribs; and a thermal insulating layer is formed between the building walls. The construction method is as follows: 1. a building wall is parallelly arranged, a block body is arranged parallelly, adjacent grooves are abutted, ribs are inserted into the grooves, two block bodies are abutted, the preset ribs are connected through the tie ribs, and the two block bodies are clamped by a locking piece; 2. a building wall is parallelly arranged, another block body is arranged parallelly, adjacent grooves are abutted, ribs are inserted into the grooves, two block bodies are abutted, the preset ribs are connected through the tie ribs, and the two block bodies are clamped by a locking piece; 3. the preset ribs are connected between the building walls through the transverse tie ribs; and 4. the wall is continuously built till the required height. The invention changes the prior building industrial structure, realizes abolishment of a wall building construction line, effectively reduces the cost, and eliminates construction pollution in the building field.

The invention relates to a composite type modified steel reinforced concrete self-insulating wall material, comprising an upper modified concrete layer, a lower modified concrete layer and a middle sandwich insulating board layer; the upper modified concrete layer is internally provided with an upper steel bar net piece layer; the lower modified concrete layer is internally provided with a lower steel bar net piece layer; the middle sandwich insulating board layer is provided with connecting holes which are internally penetrated with steel bars; the upper modified concrete layer, the middle sandwich insulating board layer and the lower modified concrete layer are connected into a whole by modified reinforced concrete formed in the connecting holes; the peripheries of the lower steel bar net piece layer and the upper steel bar net piece layer are provided with closed frame reinforced concrete beams consisting of frame steel bars and casting modified concrete, and the frame steel bar concrete beams are provided with lifting rings; and the lower steel bar net piece layer can be provided with hooks capable of containing the frame steel bars. The wall material can meet the building requirements and has the characteristics of fire prevention, insulation and energy conservation.

The invention relates the hot melt adhesion technology, comprising the following steps: a heat composite; b cutting; c stitching; d up-stripping and checking; e heat pressing; f checking. The technology can separately control temperature, press and time, has no solvent and environmental pollution; its binding power is ten times than that of pressure-sensitive adhesive; the technology can accurately control the quantity, position and shape of adhesive material; the technology has fast curing speed, short adhesion time; the product made with the technology has advantages of high strength and good property.

The invention discloses a water-based wax cleaning agent, and belongs to the field of oilfield chemistry. The water-bases wax cleaning agent is prepared via mixing of following raw materials, by weight, 3 to 10% of a polyether-type nonionic surfactant, 2 to 7% of tween-80, 2 to 6% of a wax crystal dispersing agent, 1 to 3% of an alkali, 1 to 5% of an antifreezing solution, 2 to 8% of a mutual solvent, and the balance a solvent. The water-based wax cleaning agent possesses advantages of common water-bases wax cleaning agents that relative density is large, application effect on high-water-cut oil-producing wells is excellent, application is safe, and no fire hazard is caused, and at the same time, the water-bases wax cleaning agent is capable of solving a problem of common water-bases wax cleaning agents that fluidity becomes poor in winter. The water-bases wax cleaning agent is capable of increasing speed of wax surface wettability alteration, and improving wax prevention effect. A preparation method is simple and convenient; and the raw materials are low in carbon content, and friendly to the environment.

The objective of the invention is to ensure the safety of a device so as to ensure the safety of customers when a precharging relay is not closed and a load current flows through a precharging resistor. The invention provides a safety control method of a system having a precharging circuit. The method comprises the following steps: when the undervoltage occurrence number of the precharging circuit reaches m and the duration time from the first undervoltage to the mth undervoltage is less than or equal to tau seconds, an error alarm is given out and the operation of the system is stopped, wherein m and tau are positive integers. Compared with previous methods, according to the invention, advantages of no burning danger, high reliability and reduced cost can be realized, and no additional hardware needs to be added.

Provided is a superconductivity flat wave current limiting reactor applicable to high-voltage direct-current transmission. A superconducting magnet composed of a superconducting coil (1), a coil frame (2), a coil upper supporting plate (3), a coil lower supporting plate (4) and a coil fastening screw (5) is arranged inside a low-temperature dewar device composed of a low-temperature dewar drum (7) and a low-temperature dewar upper cover plate (8). The superconducting magnet is cooled through direct evaporating of liquid nitrogen or cooled through the liquid nitrogen added into a refrigerator. The superconducting magnet is installed with the low-temperature dewar upper cover plate (8) through a pull rod (6). The superconducting magnet and a transition line (10) are connected with a direct current power grid through a current lead wire (9). A sleeve heat preservation layer (11), a sleeve low-temperature insulation layer (12) and a sleeve normal-temperature insulation layer (13) are arranged outside the current lead wire (9), good insulation is guaranteed, and heat leakage is reduced. The superconductivity flat wave current limiting reactor has no loss and only a flat wave effect is obtained when the direct current power grid works normally. When the direct current power grid is short-circuited, resistance of the reactor is increased fast, and short-circuit current is restrained to certain level.