61results about How to "Improve shedding effect" patented technology

The invention discloses a coating for lost foam casting and a preparation method of the coating. The coating comprises the following components: a refractory aggregate, a binder, a suspending agent and water, wherein the refractory aggregate comprises quartz sand and bauxite, and the weight ratio of quartz sand to bauxite is 3:7 to 4:6. The preparation method comprises the following steps: step 1, stirring and mixing the quartz sand and the bauxite to obtain the refractory aggregate, wherein the weight ratio of the quartz sand to the bauxite is 3:7 to 4:6; step 2, adding water into the refractory aggregate and stirring, wherein the weight ratio of the water to the refractory aggregate is 0.7 to 0.9; step 3, adding the binder into the mixture of the refractory aggregate and water and stirring. According to the invention, the coating has better performance and lower cost and is particularly suitable for lost foam casting of cast iron workpieces.

The invention discloses an antifouling fiber structure, which is obtained by applying a treatment liquid containing a hydrophilic and oil-repellent processing agent and a softener to the fiber structure, and then performing heat treatment. The hydrophilic and oil-repellent processing agent is composed of a fluorine-based A vinyl monomer, a copolymer of a hydrophilic vinyl monomer containing polyalkylene glycol and a non-polyalkylene glycol-based vinyl monomer, and the softener is composed of a nonionic surfactant aqueous solution constitute. Thereby, cloth with good washing durability can be provided. The method of the present invention can be combined with various processing such as anti-wrinkle processing, skin care processing, antibacterial processing, and softening processing.

A laminate comprising (A) a substrate, (B) an adhesive which is reduced in adhesiveness upon exposure to a type of energy, to render the laminate to be delaminated with ease, and (C) an adhesive which is not reduced in adhesiveness upon exposure to the type of energy, the three types of materials being laminated in the above order; and a resin composition for use in the laminate comprising an epoxy resin and/or a modified silicone resin and a blowing agent.

The invention discloses a guide wire. The guide wire comprises a far end (1), a near end (2) and a core wire (3), the core wire (3) is arranged in the guide wire and extends to the far end (1) from the near end (2) of the guide wire, and a safety net (4) is arranged at the head end, located at the far end (1), of the core wire (3) and fixedly connected with the head end. The invention further provides a preparation method of the guide wire. Accordingly, by additionally arranging the safety net at the head end, located at the far end, of the core wire, the cross section area of the guide wire far end is increased, the loss of guide wire toque force and torque transmission is reduced, and the flexibility and deformation resistance of the guide wire far end are guaranteed while the drifting phenomenon is eliminated.

The invention discloses an air inlet net cleaning system of a fan heater for smart home. The air inlet net cleaning system comprises a fan heater body, the fan heater body is sequentially provided with a reciprocating cavity, a sliding cavity and a heating chamber from top to bottom, an air inlet is formed in the inner wall of the left side of the heating chamber, and a filter net is installed in the air inlet; and sliding grooves are formed in the inner top and the inner bottom of the air inlet, sliding blocks used for sliding left and right are arranged in the two sliding grooves, the right end of each sliding block is slidably connected with the inner wall of the corresponding sliding groove through a connecting spring, and the opposite ends of the two sliding blocks extend into the air inlet and are fixedly connected with the upper end and the lower end of the filter net. In the using process of the fan heater, waste heat of a heating assembly can be fully utilized, the filter net at the air inlet can be cleaned in time every time, and therefore the situation that the working load of an internal motor is increased is avoided.

The invention relates to the field of environmental protection equipment, and particularly discloses a blockage prevention gas cleaning device. The blockage prevention gas cleaning device comprises arack, a water tank, a stirring mechanism and a gas feeding mechanism, wherein the water tank is fixed on the rack; a water outlet is formed in the lower part of the water tank; a liquid feeding pipe is fixed on the rack; the gas feeding mechanism comprises a gas feeding pipe, a rotating shaft and a spiral blade; the gas feeding pipe is of an L shape; the gas feeding pipe is fixed with the bottom of the water tank; the rotating shaft is located in the gas feeding pipe, and is arranged along the lengthwise direction of the gas feeding pipe; a fixed piece is arranged at the periphery of the rotating shaft; the fixed piece is fixed on the inner wall of the gas feeding pipe; a rotating blade is fixed on the rotating shaft; a first bevel gear is fixed on the rotating shaft; the spiral blade is located at the periphery of the rotating shaft; the spiral blade is connected with the rotating shaft through a key; the outer edge of the spiral blade is pressed against the inner wall of the gas feeding pipe; the stirring mechanism comprises a stirring shaft and stirring blades; the upper end of the stirring shaft is connected with the rack in a rotatable manner; a second bevel gear is fixed at the lower end of the stirring shaft; the stirring blades are fixed on the stirring shaft. The blockage prevention gas cleaning device can clean the gas feeding pipe and prevent the gas feeding pipe from being blocked.

The invention discloses a truck washing tank for a construction site. The truck washing tank comprises truck traveling steel plates and steel structure bases. The truck traveling steel plates are arranged on the steel structure bases. The number of the truck traveling steel plates is two. The two truck traveling steel plates are welded to form the truck washing tank used when a truck passes through the truck washing tank. A drainage ditch is formed between the two truck traveling steel plates. The truck traveling steel plates are planar steel plates. Ribs are arranged on the truck traveling steel plates. The height of the ribs ranges from 5 cm to 15 cm. Inner high-pressure spraying heads are arranged on the two sides of the drainage ditch respectively and connected with external tap water through water pumps. Under the washing of high pressure water, wheels are easily washed, and soil on the wheels is prevented from being scattered on roads.

The invention relates to a layered double hydroxide material system, a preparation method thereof and application of the layered double hydroxide material system, in particular to an NT-LDH/EDTA layered double hydroxide material and an NT-LDH layered double hydroxide material; the NT-LDH/EDTA layered double hydroxide material comprises the following components: ethylenediamine tetraacetic acid (EDTA)-loaded zinc-aluminum layered double hydroxide, and a neurotensin (NT) antibody modified on the surface of the zinc-aluminum layered double hydroxide.

The invention relates to a graphite flotation treatment process which comprises the following steps: S1, mixed-mesh roughing; S101, crushing; S102, primary separation; and S103, secondary separation. S2, large scale selection, S201, primary selection of large scales, S202, primary grinding of large scales, S203, secondary selection of large scales, S204, secondary grinding of large scales and S205, tertiary selection of large scales; s3, fine scale selection, S301, primary fine scale selection, S302, primary fine scale grinding, S303, secondary fine scale selection, S304, secondary fine scale grinding and S305, tertiary fine scale selection. The invention discloses a device for a graphite flotation treatment process. The device comprises a grading flotation device, a flotation machine and a flotation column. The invention aims to solve or at least alleviate the problem that a traditional multi-section grinding and floating lengthy process cannot well protect large scales and improve the selectivity of fine scales, and provides a graphite flotation treatment process and device.

The invention relates to the technical field of pesticides, in particular to a cotton defoliation ripening composition and a cotton defoliation ripening agent. The cotton defoliation ripening composition is prepared from the following components in parts by weight: 0.01 to 80 parts of pyraflufen-ethyl and 0.1 to 80 parts of L-lysine. The effective components of the cotton defoliation ripening composition comprise pyraflufen-ethyl and L-lysine, the cotton defoliation ripening composition has an obvious synergistic effect on defoliation and ripening of cotton through multiple different action modes, the effect of the cotton defoliation ripening composition is obviously superior to that of preparations such as pyraflufen-ethyl single agent, L-lysine single agent and thidiazuron*diuron, the ripening and defoliation processes can be accelerated while the dosage of different agents such as pyraflufen-ethyl is effectively reduced, and the production cost is reduced.

The invention relates to the technical field of chemical fertilizer production, and particularly relates to a chemical fertilizer synergist. The chemical fertilizer synergist is prepared from effective active ingredients, super absorbent resin, kieselguhr, tenebrio molitor feces, sodium dodecylbenzene sulfonate, hydroquinone and polyacrylamide. The effective active ingredients are prepared from forchior fennron, a gaozhuangsu and brassinolide. The chemical fertilizer synergist is cheap, is lower in production cost, has few residues and does not pollute the environment and the raw materials are easy to obtain.

The invention relates to concrete cushion falling-off equipment, in particular to rapid concrete cushion falling-off equipment. The invention provides the rapid falling-off equipment for the concrete cushion layer, which is simple to operate and can uniformly fall off. The rapid falling-off equipment for the concrete cushion comprises a bottom frame, a guide frame, a first fixing frame, a front wheel, a pile casing, a limiting block, an ejector rod and the like. Guide frames are arranged on the left side and the right side of the front portion of the bottom frame, a first fixing frame is arranged between the two guide frames in a sliding mode, front wheels are arranged on first rotating shafts, at least three protective barrels are arranged at the bottom of the first fixing frame at intervals, limiting blocks are arranged on the upper portions of the protective barrels and play a limiting role, and ejector rods are arranged in the middles of the limiting blocks in a sliding mode. The ejector rods drive the sliding blocks to slide downwards, the first springs are stretched, the effect that the multiple even ejector rods crush the concrete cushion downwards is achieved, and the concrete cushion falls off rapidly and evenly.

The invention discloses a geotechnical board anti-seepage wall self-bursting dam flood diversion gateway, and belongs to the field of the national defense for dealing with the water attack of water conservancy projects and dams of a special spillway project. The geotechnical board anti-seepage wall self-bursting dam flood diversion gateway comprises a geotechnical board anti-seepage wall self-bursting dam (1) and a flood diversion gateway (2) which are designed according to the theory of disaster prevention and reduction of dams in a quantized manner, the geotechnical board anti-seepage wall self-bursting dam (1) includes a full-section geotechnical board anti-seepage wall self-bursting dam, and a geotechnical board anti-seepage wall sub-dam rush-leading self-bursting dam and is suitable for any type of flood diversion way, the flood diversion gateway (2) includes a single-stage geotechnical board anti-seepage wall self-bursting dam flood diversion gateway, and a multi-stage geotechnical board anti-seepage wall self-bursting dam flood diversion gateway, the geotechnical board anti-seepage wall is based on geotechnical board type to select geotechnical board reverse scale folding water stop, geotechnical board closed water stop, geotechnical board single-film cloth reverse scale water stop, geotechnical board double-film cloth reverse scale water stop, geotechnical board I-shaped board single-film lap-joint water stop and closed water stop corresponding types. The geotechnical board anti-seepage wall self-bursting dam flood diversion gateway is suitable for automatic flood diversion of any water type dam, the structure is simple and inexpensive, and the management is convenient.

The invention discloses a flue gas filtering device for a boiler, and relates to the technical field of boiler flue gas treatment. The flue gas filtering device for the boiler comprises a device main body, a filtering channel is formed between the top and the bottom of the device main body in a penetrating mode, and a gas inlet connecting pipe communicated with the filtering channel is fixed to the bottom of the device main body. According to the flue gas filtering device for the boiler, an inclined driving plate enables a rotating sleeve to rotate at a certain speed under the action of rising high-speed flue gas in the filtering channel, and the rotation enables fan-shaped filter screens to rotate in the filtering channel, so that the rotating filtering effect of the fan-shaped filter screens is achieved; and even if dust particles in the flue gas are not uniformly distributed, the dust particles filtered by the whole fan-shaped filter screen group are also distributed in a uniform state, so that the whole fan-shaped filter screen group is comprehensively utilized, and the reduction of the filter efficiency and the increase of the cleaning frequency caused by non-uniform distribution of the dust particles on the whole fan-shaped filter screen group are prevented.

The invention belongs to the technical field of fertilizers, and relates to a pesticide fertilizer for delaying pesticide release and application thereof. The invention discloses a pesticide fertilizer for delaying pesticide release. The pesticide fertilizer is characterized by comprising the following components in percentage by weight: 0.01-5% of thiamethoxam, 1-5% of polyglutamic acid, 0.5-10%of sustained-release material, 15-60% of NPK fertilizer, 0.1-2% of binder and the balance of kaolin complementing the percentage to 100%. The pesticide fertilizer for delaying pesticide release can beused for preventing and controlling sugarcane pests; and especially, the pesticide fertilizer has an excellent prevention and treatment effect on sugarcane cotton aphids.