510results about How to "Promote shedding" patented technology

A robot vacuum cleaner comprises a cleaner body having a wheel disposed at a lower portion and a suction port through which contaminants are drawn in from a cleaning surface; and an air circulating mechanism for filtering out contaminants from the contaminant-laden air drawn in through the suction port and then jetting the contaminant-free air to an air jet opening to help dislodge contaminants from the cleaning surface. The air jet opening is adjacent to the suction port; and the two elements are surrounded by a sealing member for sealing off a portion between the cleaning surface and the cleaner body to prevent dislodged contaminants from being dispersed outwardly.

An uncoated refractory antiwear welding cast iron alloy electrode for build-up welding contains C (2.5-6.5 wt.%), Si (0.8-2.5), Mn (0.4-1.5), Cr (16-35), Nb (0-1.5), Mo (0-3.5), Ni (0-2.0), W (0-2.5), V (0.1-2.0), Ti (0-0.8), Cu (0-1.0), S (0-0.08), P (0-0.1), O (0-0.08), N (0-0.08), Al (0-0.1) and Fe (rest), and is made up by casing method. Its advantages are high hardness of welded layer (more than 42 HRC), and low cost.

The invention discloses a skin whitening composition which comprises a white mulberry root-bark extract, a chamomile extract, a rhodiola rosea extract, a grape seed extract, a licorice extract, a morus australis extract, arbutin, kojic acid dipalmitate, nicotinamide, tetrahydrodiferuloylmethane, a moisturizer and a preservative. The effective skin whitening ingredients of the skin whitening composition can inhibit the activity of tyrosinase, can block the transportation of melanin and can inhibit the formation of melanin; the skin whitening composition can be applied to skin whitening cosmetics and is safe and effective.

The invention discloses an anti-icing composite coating and a manufacturing method thereof. The anti-icing composite coating comprises three layers, wherein an inner layer is an organic silicon modified epoxy resin layer, a middle layer is a polyelectrolyte salt layer and an outer layer is a fluorine-silicon modified acrylic ester layer. The anti-icing composite coating is coated on the surfaces of components, such as high-voltage cables, iron towers, communication lines, aircrafts and the like, the adhesive force between the inner layer and a substrate can be increased due to the inner layer, icing can be slowed down due to ions ionized by the middle layer, and the adhesive force of ice on the surface and the icing quantity of the surface can be reduced due to the super hydrophobicity of the outer layer. The anti-icing composite coating has excellent bonding force on the substrate and higher heat conductivity, the surface of the outer layer has low surface tension, high hydrophobicity and high icing resistance, and the adhesive force of water and ice can be reduced to the maximum, thus the water and the ice can be easily removed; meanwhile, the middle layer can ionize ions to delay the adhesion of the ice under severe environment, thus the purposes of icing prevention and ice removal are realized. The manufacturing method disclosed by the invention has the advantages of easiness, feasibility, convenience for control, lower cost, and excellent use effect during engineering.

The invention relates to an ice coating resistance paint which has the following main components: 20-70% of fluoropolymer resin, 1-7% of fluorine-containing surfactant, 2-7% of aluminum hydroxide, 1-5% of nano-powder, 0.1-2% of metallic drier, 20-80% of solvent. The ice coating resistance paint composition can perform the best effect in ice coating resistance when applied to high-voltage cables, iron towers, communication lines and the like, thus reducing adhesive force of the ice on the surface of base material and ice concentration on the surface of the base material; then under the effect of wind and natural force, the ice is easy to be separated from the surface of the base material. The ice coating resistance paint has very good binding force on metal matrix, relatively high thermal conductivity, what is more, the outer surface of the paint features low surface tension, high hydrophobicity and ice-phobic property, thus reducing hydration adhesive force at utmost and facilitating the ice to fall off extremely easily and realizing the aim of preventing ice-forming and removing the ice. The method features simple and easy feasibility in engineering, convenient control, relatively low cost and good using effect.

A gutter guard constructed to be mounted on a gutter and to extend from the front to the rear thereof. The gutter guard comprises a central screen portion, a front mounting portion and a rear mounting portion. The central screen portion comprises a fine mesh top layer and a bottom support layer of expanded construction with openings of a desired size. The front mounting portion comprises a first metal sheet folded over and crimped to an adjacent front end of the screen portion. The rear mounting portion comprises a second metal sheet folded over and crimped to an adjacent rear end of the screen portion. The mesh top layer is hemmed to the bottom support layer and they are thereafter roll formed in a new and improved manner to prevent damage to the mesh top layer, to control its tension, and to provide close contact of the mesh top layer to the bottom support layer.

The invention discloses an active oxygen washing machine tank cleaning agent and a preparation method thereof. The active oxygen washing machine tank cleaning agent comprises the following raw materials in percentage by weight: 30-70% of oxidation bleaching agent, 1-15% of bleaching activation agent, 1-15% of chelator, 0.1-5% of surfactant, 10-35% of washing assistant, 1-10% of metal protection agent and 0.05-5% of other components. The cleaning agent disclosed by the invention is used for cleaning a washing machine tank, achieves favorable bleaching and sterilizing effect at a low temperature, effectively removes dirt in the interlayer of the washing machine, solves the pollution problem of the washing machine and avoids the secondary pollution of clothes. The production method provided by the invention is simple and easy to implement and is suitable for industrial production.

The invention provides a surfacing electrode containing rare earths with a welding core but without a coating. The composition of the welding core is 3.2% to 6.5% of C, 0.4% to 2.5% of Si, 0.4% to 2.0% of Mn, 0.01% to 1.0% of Re, 10% to 35% of Cr, 0.0% to 2.0% of Mo, 0.0% to 2.8% of Ni, 0.0% to 2.5% of W, 0.0% to 1.5% of V, 0.0% to 1.0% of Ti, 0.0% to 1.5% of Nb, 0.0% to 0.5% of Cu, 0.0% to 0.6% of Al, not more than 0.08% of S, not more than 0.08% of P, not more than 0.08% of , not more than 0.08% of <N>, and 59.64% to 85.99% of Fe. The welding rod is suitable for the build-up welding of burning single-roll crusher hammer; the hardness HRC of the build-up welding layer at room temperature is not less than 50 and crack is allowable for build-up welding layer.

A system cleans a set of optical connectors. The system includes a fluid source, a vacuum source, a support member which defines a cleaning device edge, and a set of cleaning devices. Each cleaning device includes (i) a fluid intake member which connects to the fluid source, (ii) a fluid output member which connects to the vacuum source, and (iii) a cleaning head which connects to the fluid intake member and the fluid output member. Each cleaning device is disposed along the cleaning device edge of the support member. The set of cleaning devices is configured to (a) align over a set of optical interfaces of the set of optical connectors, (b) direct fluid (e.g., gas, gaseous snow, etc.) from the fluid source toward the set of optical interfaces, and (c) draw the directed fluid away from the set of optical interfaces and toward the vacuum source.

The invention provides an improved process for manufacturing silicone-hydrogel contact lenses. The improvement includes use of alternative use of hot water and room-temperature or cold water to in the steps of separating a mold into a male mold half and female mold half and dislodging (or removing or de-blocking) a lens from its adhering mold half after the lens being cured and before lens extraction.

A right angle coaxial connector is fitted into a corresponding connector in a fitting direction substantially perpendicular to a direction that a connecting cable extends. The right angle coaxial connector includes an outer conductor having a cylindrical portion with an axial line in the fitting direction and a lid portion covering an inner space of the cylindrical portion and extending over a covering portion of the connecting cable. The lid portion is integrated with the cylindrical portion at a part of a periphery of the cylindrical portion through a bent connecting portion. The lid portion includes a holding portion at an extending end thereof for pressingly holding the connecting cable. The cylindrical portion includes engaging portions for engaging the corresponding connector. One of the engaging portions located at a position where the cable extends has an engaging amount larger than that of the other engaging portions at other positions.

The invention relates to a thin film with good antibacterial property and degradability and a preparation method thereof. The thin film is manufactured by the following components: a biodegradable thin film, an antibacterial coating, a cross-linking agent and a treating fluid which is ammonia water, a urea solution or a hydrazine hydrate solution. As for raw materials, degradable natural polymer materials and synthetic degradable materials are adopted as the raw materials in the method. Compared with the conventional products, the thin film has the characteristic of degradability, and is an environment-friendly material.

The invention discloses a rust removal device of an artware. The rust removal device comprises a box body; a first partition board and a second partition board are arranged inside the box body correspondingly, the outer side faces of the first partition board and the second partition board are fixedly connected with the inner side wall of the box body correspondingly, the left side and the right side of the inner bottom wall of the box body are fixedly connected with first driving motors correspondingly, and rotating rods are fixedly connected to the top ends of the output shafts of the two first driving motors correspondingly, and the top ends of the two rotating rods penetrate through and extend to the upper part of the first partition board. According to the device, an acid washing liquid is used for reacting with rusty chips on the artware, so that the rust chips on the artware can fall off conveniently, and cleaning water can be used for washing the rust chips and the acid washingliquid on the artware; and two electromagnetic valves are controlled, so that the washing water is closed when the acid washing liquid is needed, and the acid washing liquid is closed when the washing water is used; and the purposes of economical using the acid washing liquid and the washing water are effectively achieved.

The present invention relates to water treating technology, and is especially one kind of rotary cage type biological suspended stuffing sewage treating method and apparatus. The apparatus includes central shaft, rotary cage, inner and outer vanes, suspended stuffing, bearing and bearing cover plate. The central shaft is connected to the rotary cage to form rotating pair, the bearing is located with the bearing cover plate and screws, the suspended stuffing is filled into the rotary cage, and the inner and outer vanes are screwed to peripheral wall of the rotary cage. The inflowing sewage drives the outer vanes to rotate the rotary cage and mixes with the suspended stuffing and central aerating airflow, the inner vanes of the rotary cage form homogeneous gas, liquid and solid fluid to make sewage well contact with biological membrane on the stuffing and aerating airflow for biodegradation and airflow oxidation decomposition of organic pollutant and purification of sewage.

The invention discloses a device used for preparing metal powder of nanometer level, which includes an electrolysis bath and an electrical source. The electrolysis bath is comparted by two septa into one cathode chamber and two anode chambers. The cathode chamber is provided with a rotating cathode cylinder. The bottom of the cathode chamber assumes a funnel shape and is provided with a discharge port. The discharge port is communicated with a vacuum filter through a pipeline which is provided with an emptying valve. The lower end of the vacuum filter is communicated with a circulating pump through a pipeline which is provided with a tapping valve. The circulating pump is communicated with the two anode chambers respectively through two pipelines each of which is provided with a valve. The production process of the device is easy to be controlled and can achieve continuous preparation and separation.

The invention provides a tungsten carbide welding rod and a tungsten carbide welding wire, which comprise a strip-shaped or filate tubular sheath and filler which is filled in the tubular sheath and comprises tungsten carbide powder. The tubular sheath contains over 50 percent of copper element; a welding temperature of the copper tungsten carbide welding rod or the welding wire is lower, so that the tungsten carbide is effectively prevented from being decomposed while overlaying, and wear-resisting property of the tungsten carbide is kept; the tubular sheath contains the copper, and the tungsten carbide is easy to wet, so that the bonding strength of the tungsten carbide and an overlaid base metal is effectively improved, the possibility that the tungsten carbide is fallen off is reduced when an overlaying part is under a using condition, and a wear-resistant part is prevented from becoming invalid; and the tungsten carbide welding rod and the tungsten carbide welding wire are widely applied to overlaying of a wear-resistant surface, particularly on-site remediation.

The invention relates to the technical field of wallpapers, and particularly relates to sand wallpaper and a preparation method thereof. The sand wallpaper comprises a base material layer, a printing layer and a sand layer, which are sequentially arranged, wherein the sand layer is prepared from the following raw materials in parts by weight: 100 parts of modified acrylic resin emulsion, 40-100 parts of a packing composition, 0.5-5 parts of an adhesion auxiliary and 0.1-3 parts of a thickening agent; and the packing composition is prepared from packing A, packing B and packing C at the ratio in parts by weight of (4-100) to (2-5) to 1. The sand wallpaper is simple in process, and has a distinct stereoscopic vision, a strong sense of touch, and a good three-dimensional effect.

The invention relates to the technical field of insulation building materials and particularly discloses a silicon dioxide nanometer aerogel hollow-core glass bead composite fireproof insulation board material and a preparation method thereof. The silicon dioxide nanometer aerogel hollow-core glass bead composite fireproof insulation board material is characterized by comprising an upper inorganic fiber layer and a lower inorganic fiber layer. A composite insulation sandwich layer is bonded between the upper inorganic fiber layer and the lower inorganic fiber layer and is formed by mixing modified silica sol emulsion, melamine aerogel powder or water-soluble powder phenolic resin, a dispersant, a water repellent, silicon dioxide nanometer aerogel, hollow-core glass beads, a carbon nano tube, wollastonite powder, mica powder, a fine foamer, a curing agent and a hydrosolvent according to a certain weight ratio. According to the silicon dioxide nanometer aerogel hollow-core glass bead composite fireproof insulation board material and the preparation method thereof, innovative composite technology and fine foaming technology are adopted, high-tech space thermal insulation materials are changed for industrial and civil use, and the fireproof insulation board material is prepared and becomes an important way for technological development of fireproof insulation materials in the future.

The invention relates to a rapid soybean milk making method of a soybean milk maker. A cooking stage also includes the step of overflow prevention, the hot air in a pulverizer is sucked away by a sucking pump, the outside cold air rapidly enters the pulverizer via an air inlet under the difference between the outside air pressure and the air pressure in the pulverizer, the air which flows at high speed breaks rising soybean milk bubbles and decreases the surface temperature of the soybean milk liquid, so that overflow is prevented, consequently, the hot steam of cooking is sucked away by the sucking pump, the surface temperature of the soybean milk bubbles is decreased, the bubbles rapidly expand and break according to the principle of thermal expansion and contraction when the gas temperature in the bubbles is higher than the outside temperature, negative pressure is generated in the pulverizer as the hot steam is sucked away, the outside air is formed into high-speed airflow under the effect of pressure difference and is rapidly replenished into the pulverizer, the high-speed airflow also can break the bubbles of the soybean milk liquid, and thereby the efficiency of overflow prevention is increased greatly.

A coupling modified active carbon absorption desulfurizer is composed of following raw materials in parts by weight: 70 to 80 parts of active carbon, 1 to 2 parts of silane coupling agent KH-550, 20 to 23 parts of aluminium hydroxide, 9 to 12 parts of apatite, 3 to 4 parts of phosphosiderite, 1 to 2 parts of bone glue, 8 to 10 parts of modified attapulgite, a right amount of hydrochloric acid with a concentration of 10 to 15%, and a right amount of water. The inorganic components in the desulfurizer such as active carbon and the like are coupled by the silane coupling agent KH-550 to form an elastic and flexible material, from which the active components are difficult to separate, the material can be applied to produce articles such as filtering screen, filtering membrane, and the like, and the application range of the active carbon absorber is enlarged. Furthermore the preparation method also adopts natural components such as apatite, phosphosiderite, and the like, reduces the middle production steps, saves the cost, and generates more economic profit.

The invention relates to a negative electrode material with a multi-coating structure as well as a preparation method and application of the negative electrode material. The negative electrode material with the multiple coating structures comprises lithium-containing silicon monoxide as well as a lithium salt coating layer, a carbon coating layer and a polymer coating layer which sequentially coatthe surface of the silicon monoxide. The lithium salt coating layer of the negative electrode material effectively inhibits the volume expansion of the material, improves the ionic conductivity of the surface of the material, improves the cycling stability of an electrode, and reduces the alkalinity of the material; the carbon coating layer of the negative electrode material improves the electronic conductivity of the surface of the material and improves the oxidation-reduction reaction rate of the surface of the material; the polymer coating layer of the negative electrode material improvesthe compatibility between the silicon monoxide and the organic electrolyte, limits the volume expansion of the material to a certain extent, avoids the cracking of the material, and more effectively improves the cycling stability of the electrode.

The invention discloses a zinc alloy sacrificial anode applicable to a hot seabed mud environment. Zinc is taken as a raw material, and alloy elements such as aluminum, magnesium, indium and gallium are added to eliminate the influence of impurity elements to the chemical property of a sacrificial anode. The zinc alloy sacrificial anode comprises the following components in percentage by mass: 0.1-0.4% of Al, 0.1-0.8% of Mg, 0.005-0.03% of In, 0.01-0.02% of Ga, less than or equal to 0.003% of an impurity element Fe, less than or equal to 0.006% of Pb, less than or equal to 0.002% of Cu, less than or equal to 0.002% of Cd, and the balance of Zn. The electric chemical properties of the zinc alloy sacrificial anode are that the working potential in the hot seabed mud environment of 50-80 DEG C is stabilized to be minus 1.00 V-minus 1.06V (relative to an Ag/AgCl reference electrode), corroded products can be easily dropped off, the corrosion morphology can be uniformly dissolved, the capacitance is greater than or equal to 780A.h/Kg, the current efficiency is greater than or equal to 94%, and the zinc alloy sacrificial anode is applied to anode protection of metal structures in the hot seabed mud environment.

The invention provides abrasive containing stain-removing gel used during clothes hand washing. The stain-removing gel comprises the following components in parts by weight: 10-25 parts of a surfactant, 10-50 parts of an abrasive, 1-10 parts of natural oil soap, 0.1-1 part of compound enzyme, 1-20 parts of an organic solvent and 1-10 parts of a thickener. The product provided by the invention can easily remove stubborn stains on clothes, is low in irritation, and does not damage clothes and hurt hands when used during hand washing.

The invention discloses an anti-icing coating for an insulator. The anti-icing coating consists of a high-resistivity coating and a low-resistivity coating. The high-resistivity coating consists of silicon rubber and carbon black, wherein the weight percentage content of the carbon black is lower than 1 percent; and the high-resistivity coating is coated at the outermost edge of the skirt of the insulator. The low-resistivity coating consists of silicon rubber and carbon black, wherein the weight percentage content of the carbon black is between 10 percent and 30 percent; and the low-resistivity coating is coated on the surface of the insulator except the outermost edge. Two coatings with high resistivity and low resistivity are prepared respectively by adding carbon black into the silicon rubber according to different proportions; the upper surface and the lower surface of the skirt of the insulator are coated with the low-resistivity coating; and the outermost edge of the skirt of the insulator is coated with the high-resistivity coating. By adopting the high-resistivity coating, ice is prevented from growing at the skirt edge by adopting the high-resistivity coating, the flashover voltage is prevented from being lowered by ice bridging, the working stability of the insulator is enhanced, and safe and reliable power transmission is ensured.

The invention relates to an emulsion type paraffin remover and inhibitor and a preparation method thereof, and belongs to the technical field of oil exploitation. The emulsion type paraffin remover and inhibitor includes, by weight, 45%-60% of 150# solvent oil, 4.5%-6% of octylphenol polyoxyethylene ether, 4.5%-6% of fatty alcohol-polyoxyethylene ether, 2.25%-3% of polyoxyethylene sorbitan monostearate, 3%-4% of ether cosolvent, and the balance water or synthetic brine. According to the emulsion type paraffin remover and inhibitor, the paraffin dissolution rate is more than 0.022 g/min, the paraffin inhibition rate is more than 75%, and oil well paraffinication can be effectively prevented. The emulsion type paraffin remover and inhibitor has good paraffin removing and inhibiting effects.

The invention belongs to the technical field of coating compositions for lost foam, is applicable to forming EPS foam pattern coatings of lost foam steel castings, and particularly discloses a water-based coating for lost foam cast steel. The water-based coating for the lost foam cast steel comprises the following components (calculated as the weight): 100 portions of quartz powder, 2 to 3 portions of lithium bentonite, 1 to 2 portions of white latex, 1 to 1.2 portions of sodium carboxymethyl cellulose, 2 to 3 portions of water soluble phenolic resin, 0.1 to 0.15 portion of aluminum powder, 0.08 portion of glass fiber, 0.02 to 0.03 portion of active agent, and 0.02 to 0.03 portion of defoaming agent. The coating ensures that the surface quality of castings is improved, meets the technical requirement of the castings, saves subsequent treatment procedures, improves production efficiency, improves the working environment of laborers, more importantly, eliminates the potential safety hazard during the subsequent use, and also improves the economic benefit of enterprises.

The invention discloses a sponge micro-needle containing cosmetic composition capable of promoting transdermal absorption. The active components of the composition comprise 0.2 to 5.0 percent by massof sponge micro-needles, 0.2 to 3 percent by mass of natural enzyme hydrolyzed phospholipid and 0.01 to 0.5 percent by mass of sodium hyaluronate; and the composition also comprise one or more of thecommon matrix, deionized water, purified water and distilled water of the added active components and cosmetic external dosage forms corresponding to different effects. The composition has the characteristics that the sponge micro-needles serve as the main raw materials, natural enzyme hydrolyzed phospholipid and sodium hyaluronate serve as the auxiliary materials, and the sponge micro-needles have fine micro-needle particles, can penetrate into each layer of human skin epidermis and form a microchannel for skin absorption, enhance absorption of other auxiliary active components and bring various active components into cells of each layer of the epidermis to take effect.

The invention belongs to the technical field of soil remediation devices, and particularly discloses a heavy metal contaminated soil remediation device which comprises a tank, an outer barrel, a spiral conveying shaft and smashing rods. A motor is mounted on the top of the tank, the spiral conveying shaft is arranged inside the tank, the outer barrel is rotationally connected into the tank and ispositioned on the outer side of the spiral conveying shaft, the inner wall of the outer barrel is in contact with the edges of the spiral conveying shaft, a screening module is mounted on the inner wall of the tank and corresponds to the lower side of the spiral conveying shaft, a spray module is arranged inside the tank and is positioned at the bottom of the screening module, and two squeezing modules are mounted on a side of the inner wall of the tank; the motor is in transmission connection with the spiral conveying shaft; the four smashing rods are arranged on two sides of an outer cylindrical surface of the outer barrel and correspond to the two squeezing modules, three smashing modules are arranged on each smashing rod, and the smashing rods and the smashing modules are used for crushing soil blocks. The heavy metal contaminated soil remediation device has the advantages that the screening efficiency of funnel-shaped sieve plates can be improved, and the soil remediation chemicaland soil mixing efficiency can be improved.

The invention discloses a dynamic microfiltration membrane module for water treatment technique, which comprises: a filter chamber contained a micropore on wall, a recoil inlet pipe and a filter outlet pipe both on side surface, and an air-exhaust pipe on top; and a filter network folded into a concave-convex curve to fix on the front and back walls of the filter chamber. Wherein, connecting the filter chamber lower end to a backwash gas-distribution system with an aeration header and a distributing pipe connected to the gas inlet pipe; connecting supporting parts with concave-convex surface on upper and lower ends of the filter chamber to lay the filter network, fixing the firmware for concave-convex surface on the network, and setting both the outside of supporting part and firmware inside with the opposite curves as the network. The opposite water treatment technique comprises: hanging the membrane, filtering, outputting water, and clearing the dynamic membrane. This invention enhances the membrane packing density, reduces cost, and prolongs membrane service lifetime.

The invention discloses a preparation method for a titanium dioxide nanotube loaded with a macroporous antimony tin oxide, relates to the technical field of preparation of metal oxide electrode materials and also relates to the technical field of treatment of phenolic waste water. The preparation method comprises the following steps: immersing the titanium dioxide nanotube filled with an antimony tin oxide into highly dispersed polystyrene microsphere alcohol liquor, drying and forming a film at a constant temperature to prepare the titanium dioxide nanotube loaded with an opal polystyrene template; and then, coating polymer precursor liquor on the opal polystyrene template of the titanium dioxide nanotube loaded with the opal polystyrene template, sintering at a high temperature to remove polystyrene microspheres to obtain an antimony tin oxide material with an inverse opal macroporous structure, which takes the titanium dioxide nanotube as a base body. According to the preparation method, a macroporous antimony tin oxide film material which is compact, uniform and ordered is prepared on the base body of the titanium dioxide nanotube by virtue of a polymer precursor process. The preparation method is convenient for industrial production and relatively low in cost.