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114results about How to "Not easy to catch fire" patented technology

Water-borne sound-insulating damping coating for ship and preparation method thereof

The invention provides a water-borne sound-insulating damping coating for a ship. According to the water-borne sound-insulating damping coating for the ship, water-borne mixed emulsion is used as film forming matter, inorganic filter is used as main filler, and coating aids are added. The water-borne sound-insulating damping coating for the ship mainly comprises, by weight, 30 parts to 55 parts of water-borne styrene-acrylic emulsion which is of an interpenetrated network structure, 30 parts to 60 parts of the inorganic filler and 20 parts to 40 parts of fire retardants. The water-borne sound-insulating damping coating for the ship is prepared by preparing the water-borne mixed emulsion, adding the filler and the aids, and conducting paint mixing, white mica powder is used as functional damping filler, and blanc fixe is used as functional sound-insulating filler. The water-borne sound-insulating damping coating for the ship has the advantages that the recombination loss factor is high, and the sound insulation coefficient is high; the performance of being rapidly dried at normal temperature can be achieved; the adhesive force to a steel plate is high; the fire retardant property is high, and the shipment use requirement is met; the steel plate is free of rust; the workability is high; no hazardous substances exist, and environmental friendliness is achieved.
Owner:太仓市兰燕新材料有限公司

Paraffin remover and preparation method thereof

InactiveCN104371685AImprove the difficulty that cannot be usedImprove solubilityDrilling compositionPotassium hydroxideSurface-active agents
The invention provides a paraffin remover and a preparation method thereof. The paraffin remover comprises the following components (in percentage by weight): 15%-25% of alcohol ether, 7%-12% of fatty alcohol-polyoxyethylene ether, 0.15%-0.25% of alkali, 13%-15% of antifreezing fluids, 5%-10% of ethylene glycol and 30%-40% of emulsifying agents, wherein the emulsifying agent is a mixture of oleic acid, linoleic acid, composite vinegar of resin and triethanolamine, the antifreezing fluids comprise propylene glycol butyl ether acetate and ethylene glycol butyl ether acetate, and the alkali is any one of sodium hydroxide or potassium hydroxide. The preparation method of the paraffin remover comprises the following steps: adding the alkali to the fatty alcohol-polyoxyethylene ether to generate a surface active agent; adding the surface active agent to alcohol ether, and stirring under the condition of normal temperature and pressure; and then sequentially adding the antifreezing fluids, the ethylene glycol and the emulsifying agents so as to obtain the paraffin remover. The paraffin remover provided by the invention has the advantages of safety in use, low possibility in ignition and low solidifying point and meets the requirement for usage under the condition of extreme cold.
Owner:TIANJIN DAGANG OILFIELD BINGANG GRP BOHONG PETROLEUM CHEM

Internal-winding-heating vacuum and vacuum pressure paint immersion equipment

The invention discloses internal-winding-heating vacuum and vacuum pressure paint immersion equipment applicable to winding paint immersion insulation treatment of electrical equipment of various lowvoltage motors, high voltage motors, new energy vehicle motors, transformers, mutual inductors and the like with an aim to solve problems that current domestic winding insulation treatment equipment adopts oven or oven tunnel heating resulting in poor permeability of winding, less paint for insulation treatment, high energy consumption and the like while common internal heating paint immersion equipment widely adopted abroad is low in production efficiency, poor in security and the like. The vacuum and vacuum pressure paint immersion equipment is characterized in that an internal winding heating technology is adopted during paint immersion, special direct-current power supply is used, the winding is charged with large direct current, winding temperature is raised, and insulation paint is cured; compared with the equipment using the oven or oven tunnel heating method, the vacuum and vacuum pressure paint immersion equipment has the advantages that paint adherence is highly increased, loss of the insulation paint is remarkably reduced, the permeability is improved, and energy consumption is reduced; compared with the common internal winding heating method, the internal-winding-heating vacuum and vacuum pressure paint immersion equipment is high in permeability and production and safe and reliable.
Owner:赵文英 +1

Acrylate adhesive for spot welding process

The invention relates to an acrylate adhesive for a spot welding process and belongs to the technical field of a double-component acrylate structural adhesive, and is mainly used for solving the problems that the existing acrylate adhesive is extremely easy to ignite and burn when in spot welding. The acrylate adhesive is characterized by mainly comprising a main agent component and a solidifyingagent component, wherein (1) the main agent component comprises the following raw materials by weight percent: 42%-85% of acrylate monomer containing at least one vinyl group, 0%-12% of methacrylic acid, 0%-30% of elastomer, 0.01%-1% of stabilizing agent, 0%-30% of toughening resin, 0%-20% of fire retardant and 0.5%-8% of peroxide; (2) the solidifying agent component comprises the following raw materials by weight percent: 40%-90% of acrylate monomer containing at least one vinyl group, 0%-23% of elastomer, 0%-20% of methacrylic acid, 1%-10% of accelerating agent, 0%-30% of toughening resin and 0%-20% of fire retardant; and (3) at least one component in the main agent and the solidifying agent contains 10%-30% of elastomer. The acrylate adhesive disclosed by the invention has the characteristic that the adhesive can be used for the spot welding process and can be widely applied to the fields of machinery manufacturing and maintenance.
Owner:HUBEI HUITIAN NEW MATERIALS STOCK CO LTD

Fire-fighting device, box body assembly, battery, electric device and method for preparing battery

The invention provides a fire-fighting device, a box body assembly, a battery, an electric device and a method for preparing the battery, and relates to the technical field of battery safety. The fireprotection device comprises a pipeline, a gas release mechanism and a blocking structure, wherein the pipeline is provided with a gas inlet end and a gas exhaust end, and the gas inlet end is used for being connected with a box body of the battery, so the combustible gas generated during thermal runaway of the battery can enter the pipeline from the box body through the gas inlet end and is exhausted out of the pipeline through the gas exhaust end; the gas release mechanism is used for being connected with a pipeline, and the gas release mechanism is configured to release fire-fighting gas into the pipeline when the battery is in thermal runaway; the pipeline is internally provided with a blocking structure, and the blocking structure is used for blocking combustible gas and fire-fightinggas and changing the flowing direction, so the combustible gas and the fire-fighting gas can be mixed before being discharged out of the pipeline. The fire protection device provided by the inventioncan reduce the risk of generating open fire during thermal runaway of the battery, and can inhibit spreading of the thermal runaway of the battery.
Owner:JIANGSU CONTEMPORARY AMPEREX TECHNOLOGY LIMITED

Synthetic low-carbon ultrahigh temperature grease and preparation method

A synthetic low-carbon ultrahigh temperature grease and a preparation method comprise trimellitate, polyisobutylene, polyurea, and functional additives; wherein polyurea includes MDI, tallow amine andcyclohexylamine; the functional additives include a high temperature antioxidant, an anti-copper corrosion additive, an anti-rust and anti-corrosion agent for ferrous metals, a flame retardant lubricant, a flame retardant anti-smoke agent, and an ultrahigh temperature solid lubricant. First, synthetic polyurea grease is prepared in a grease-making kettle; then, the temperature of materials in thekettle is raised to 120-130 DEG C until the water in the kettle is completely drained; the temperature of the materials in the kettle is raised to 170+ / -3 DEG C, and the materials are kept at this temperature for about 10 minutes. A cooling system is started; when the temperature of the materials in the kettle drops to 150 DEG C, the functional additives are added in sequence and metering, and the synthetic low-carbon ultrahigh temperature grease is obtained. The synthetic low-carbon ultrahigh temperature grease has the advantages of comprehensive and excellent performance, strong bearing capacity, good properties of anti-wear and anti-friction, good adhesion, strong resistance to high temperature and ultrahigh temperature, low tendency of carbon deposition, long service life and high performance-price ratio.
Owner:SHANDONG KEYSTONE LUBRICANT TECH

Overvoltage, overcurrent, leakage and lightning protection multifunctional solar electric supply protection controller

The invention discloses an overvoltage, overcurrent, leakage and lightning protection multifunctional solar electric supply protection controller. At thunder and lightning, high voltage of more than kilovolts and current of scores of kilo-amperes flow through three phase lines and a zero line of an AC contactor simultaneously and pass through a voltage transformer to be connected with four copper plates of a connecting terminal. A piezoresistor is arranged as an over-voltage suppression circuit connected with the copper plates to discharge to the ground. When the discharge voltage and current exceed the predetermined values, a current induction relay actuates and the voltage transformer is connected with a detection control circuit to drive j1, j2 and the AC contactor to complete the connection and the disconnected of the electric supply respectively. When people contacts with the leakage circuit or electric equipment, the leakage current reaches at a regulated current value so that the electric supply is cut off to protect the people. The overvoltage, overcurrent, leakage and lightning protection multifunctional solar electric supply protection controller has a simple structure, and can be connected in series in any 380V or 220V AC circuits, is not easy to fire and high in safety. Few resistance elements are adopted in the control circuit and each branch circuit so that the cost is saved.
Owner:储应坤

Multi-layer and multi-stage pipe tunnel slide type veneer drying device

The invention discloses a multi-layer and multi-stage pipe tunnel slide type veneer drying device. The multi-layer and multi-stage pipe tunnel slide type veneer drying device comprises a drying box, a conduction oil boiler, a conduction oil circulating pipeline and a circulating pump, wherein the conduction oil circulating pipeline is connected with the drying box and the conduction oil boiler, and the circulating pump is arranged on the conduction oil circulating pipeline. A drying frame is arranged in the drying box, and a heat insulation layer is arranged on the periphery of the drying box. Being different from the prior art, the drying frame is formed by heating plates and bearing and supporting partition plates, wherein the heating plates are arranged in parallel in the quasi-horizontal direction, heating oil pipelines are buried in the heating plates, and the bearing and supporting partition plates are arranged in parallel in the vertical direction; a plurality of layers and a plurality of columns of flat rectangular pipe-tunnel-shaped spaces of the same specification are formed in the drying frame at equal intervals and in parallel and serve as pipe tunnel type drying chambers, and material enters or exits from the drying chambers in a sliding mode. The multi-layer and multi-stage pipe tunnel slide type veneer drying device has the advantages that the manpower and the electric energy are saved, the heat energy is reasonably recycled, the heat dissipation rate is low, it is difficult to catch fire but easy to extinguish fire, the structure is simple, the manufacturing cost is low, the investment is small, and use and popularization are convenient.
Owner:黄达宏

Closed spraying box with lifting tool plate inside

The invention discloses a closed spraying box with a lifting tool plate inside. The closed spraying box comprises a transparent box body, a through hole is formed in the middle of a left side plate ofthe transparent box body, the end of a rubber glove is inserted into the through hole and fixed in the transparent box body, and the rubber glove stretches into the transparent box body. An upper lifting supporting frame is fixed to the top face of a top pate of the transparent box body, a telescopic motor is fixed to the top face of a top plate of the upper lifting supporting frame, an output shaft of the telescopic motor penetrates through the top plate of the upper lifting supporting fame and is connected with a vertical screw rod through a coupler, the vertical screw rod is in threaded connection with a telescopic swivel nut, a lifting plate is fixed to the bottom end of the telescopic swivel nut, a telescopic plate is fixed to the bottom face of the lifting plate, and the telescopicrod is inserted into a main through hole in the top plate of the transparent box body. A component to be machined can be placed into a placing groove and located in the transparent box body to be machined, since a lifting placing plate is arranged inside, the component to be machined can be placed in a classified mode, gas is not likely to scatter out, and a fire is not likely to be caused.
Owner:DONGGUAN LIANZHOU INTPROP OPERATION MANAGEMENT CO LTD

Die press quenching device for fully quenching steel ferrules

The invention relates to a heat treatment quenching device, in particular to a die press quenching device for fully quenching steel ferrules. The die press quenching device comprises a base, a stand column at one side of the base and a cross beam at the upper end of the stand column, wherein an upper sliding block and a lower sliding block are respectively arranged on a guiding rail of the stand column, and piston rods of an upper die cylinder and a lower die cylinder are respectively connected with the upper sliding block and the lower sliding block. The die press quenching device is characterized in that a high-pressure pipeline is connected with the upper die cylinder and the lower die cylinder respectively, a one-way speed regulating valve and a reversing valve I, which are used for controlling the speed and the direction of the upper die cylinder, are respectively arranged on a high pressure pipeline connected with the upper die cylinder, a pressure regulating valve and a reversing valve II, which are used for controlling the pressure and the direction of the lower die cylinder, are respectively arranged on a high pressure pipeline connected with the lower die cylinder, and cooling oil for quenching is connected with an oil outlet and an oil spraying ring on the lower die. According to the device, the press quenching force and the press quenching speed can be precisely regulated, the quenching time is short, the deformation of quenched workpieces is small, the quenching quality is effectively ensured, and existing quenching and controlling technologies are greatly improved.
Owner:NINGXIA MACHINERY RES INST
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