84results about How to "Enhanced adhesion" patented technology

The invention relates to an urban railway working vehicle bogie and particularly provides a straddle type single track working vehicle bogie, aiming at solving the problems that an existing bogie cannot meet the operation requirement that a single track road has more bends and slopes and is narrow. The straddle type single track working vehicle bogie comprises a framework, a secondary suspension device and a traction device, wherein the whole body of the framework is of an II-shaped all-steel assembly welding plate type box-shaped structure, and comprises a side beam, an end beam and longitudinal beams; motor brackets are fixed between the upper part of the side beam and the longitudinal beams respectively; the motor brackets are provided with walking wheel assemblies; four guide wheel assemblies are mounted in the middle of the side beam and two stable wheel assemblies are mounted on the two sides of the lower part of the side beam; the secondary suspension device adopts a secondary steel coil spring assembly; walking wheels are rubber steel wire tyres filled with nitrogen; guide wheels and stable wheels are additionally arranged so that a working vehicle can be safely and stably operated; the turning radius is small, the climbing capability is strong, the sticking force is high, the highest operation speed is 40km/h, the working speed is 5km/h and the rescuing speed is less than 5km/h; the straddle type single track working vehicle bogie has a simple structure, is convenient to maintain and has a reliable performance.

The present invention discloses to a multilayered electronic component and a manufacturing method thereof. The multilayered electronic component comprises: a multilayer body having a plurality of insulating layers and an internal coil part including first and second lead portions exposed to the outside and disposed on the insulating layers; a first external electrode disposed on a lower surface and one side surface of the multilayer body and connected to the first lead portion; and a second external electrode disposed on a lower surface and the other side surface of the multilayer body and connected to the second lead portion, wherein the first lead portion and the second lead portion have at least one groove, and are exposed in a surface perpendicular to the lower surface of the multilayer body and a multilayered surface.

The invention provides a foaming polystyrene plate surface roughing and skinning machine, relating to a foaming polystyrene plate (XPS) surface roughing disposal equipment, which is convenient for improving the adhesion with cement and other polymer in building installation process. The structure consists of a plate roughing and skinning mechanism, a plate delivering mechanism, a deduster, and a frame; the plate delivering mechanism is arranged at the lower part of the frame; the plate roughing and skinning mechanism is arranged on the upper frame; the plate roughing and skinning mechanism comprises an abrasive belt, an abrasive belt skinning driving roller, an abrasive belt skinning driven roller, an abrasive belt skinning roller driving motor, a belt pulley and a belt, and an abrasive belt roller supporting frame; the plate delivering mechanism comprises a traction motor with a reducer, a rubber delivering belt, a delivering belt driving roller, a delivering belt adjustable driven roller, a belt motor reducer, a rubber belt traction working workbench, a driving leading screw, a leading screw nut, a chain and a chain wheel; the dedusting device comprises a dust hood, a scraps sweeping brush roller, a dust exhaust fan, a dust exhaust pipeline, a blowing nozzle air source square pipe and a blowing nozzle.

The invention relates to a friction stir and ultrasonic compound welding method of light alloy and a resin-based composite. The method comprises the steps that firstly, the surface, making contact with the resin-based composite, in the light alloy is subjected to mechanical processing or electrochemical processing; secondly the light alloy serves as an upper plate, the resin-based composite servesa lower plate, a carbon nano tube composite thin film serves as a middle layer, and the upper plate, the lower plate and the middle layer are placed on a worktable and fixed; thirdly, an ultrasonic system is connected; fourthly, a stirring head is rotated and carries out downward pricking; fifthly, the ultrasonic system is started; and sixthly, after the shaft shoulder of the stirring head and the upper plate are in contact, the stirring head stays for 3 to 120 s, and then, the stirring head moves in the welding seam direction at the speed of 5 to 1000 mm/min until welding is finished. The welding seam width can be increased, the microcosmic mechanical interlocking capacity in the joint is increased, and the joint anti-shearing and stretching property can be improved.

The invention specifically relates to a preparation method for a modified organosilicon fabric coating agent, belonging to the technical field of textile chemicals. The preparation method comprises the following steps: subjecting allyl glycidyl ether and silicone oil containing hydrogen at its terminal to a heating reaction and then carrying out modification with triethanolamine so as to synthesize quaternary ammonium salt-modified polyether organosilicon oil; then subjecting the modified organosilicon oil, butyl acrylate and ethylene glycol dimethacrylate to polymerization to produce an acrylate emulsion so as to obtain self-adhesive organosilicon oil; and subjecting the self-adhesive organosilicon oil, glass microspheres, water and other substances to shearing and dispersion. The modified organosilicon fabric coating agent prepared in the invention has high adhesion on a fabric, high color fastness and good water resistance and meets the development demands of finishing of fabric coatings.

The invention belongs to the technical field of printing and particularly relates to novel printed product gloss oil. The gloss oil consists of the following raw materials including water-soluble crylic acid epoxy resin, mussel mucoprotein, calcium acetate, acrylics, a solvent and a function additive and is specifically prepared by the steps of adding the acrylics into water-soluble crylic acid epoxy resin according to the proportion, evenly mixing the solvent, then adding the function additive into the solvent, performing even mixing, adding a mixed solution formed by the mussel mucoprotein and the calcium acetate and then performing even stirring. A preparing method is simple, prepared and synthesized gloss oil is good in waterproof performance and glossiness and enables printed products to be good in adhesion and abrasion resisting performance.

The invention relates to the field of polymeric separation membrane, in particular to nanocellulose-compound nanofiltration membrane (CNF-NF). The nanocellulose-compound nanofiltration membrane (CNF-NF) comprises base membrane, a main supporting layer and a separation skin layer which are sequentially arranged, wherein pore diameters of the base membrane, the main supporting layer and the separation skin layer decrease progressively; a water-based binder located between the base membrane and the main supporting layer is arranged on the main supporting layer; and the base membrane, the main supporting layer and the separation skin layer are polyacrylonitrile membrane, a cellulose nanocrystalline layer and a polyamide layer respectively. The nanocellulose-compound nanofiltration membrane (CNF-NF) is of a multi-layer compound structure, wherein cellulose nanocrystalline is a one-dimensional nanometer material, and has good hydrophilicity, mechanical strength and resistance to swelling; byintroducing the cellulose nanocrystalline middle layer, physical support can be provided for the skin layer; and a production process of the nanofiltration membrane is simple to operate and mild in reaction condition, and the nanofiltration membrane has a good industrial production basis and wide application prospects.

The invention relates to a liquid optical clear adhesive (LOCA) for a liquid crystal display (LCD) touch screen and a preparation method thereof. The adhesive comprises 0-75 weight parts of liquid synthetic rubber A or B in primary forms, 10-30 weight parts of butadiene polymer, 3-5 weight parts of liquid polybutadiene and its derivative, 1-5 weight parts of terpene resin, 1-5 weight parts of modifier, 0.1-1 weight parts of antioxidant, 0.1-1 weight parts of latent curing agent, and 0.1-3 weight parts of photoinitiator, wherein the A is maleated isoprene telomer with the molecular weight being between 12000-18000, the B is maleated isoprene telomere with the molecular weight being between 32000-38000, and A and B are not 0 weight part simultaneously. The preparation method comprises the steps of mixing and dissolving, filtering, conducting vacuum pumping, etc. The LOCA of the invention has high bonding strength, high light transmittance, good ductility, small cure shrinkage, and yellowing resistance, and the preparation method is simple and green. The invention has a wide scope of application.

The invention provides a display apparatus. The display apparatus comprises a first substrate, a second substrate, a connecting piece, and a display medium, the second substrate and the first substrate are arranged in an opposite manner, the connecting piece is arranged between the first substrate and the second substrate, the connecting piece, the first substrate, and the second substrate form a containing space, the display medium is arranged in the containing space, the connecting piece at least includes a first sealing rubber layer, a second sealing rubber layer, and an adhesion layer, the first sealing rubber layer and the second sealing rubber layer are isolated from each other or partly connected, the second sealing rubber layer is arranged adjacent to the containing space, the adhesion layer is arranged between the first sealing rubber layer and the second sealing rubber layer, and the component of the adhesion layer includes waterproof materials. According to the display apparatus, steam and oxygen are prevented from entering the inner part of the display apparatus, and the service lifetime of the display apparatus can be extended.

The invention discloses a manufacturing method for an aramid fiber/chinlon composite cord for aircraft tires. The manufacturing method comprises the steps of 1), first twist: aramid fiber 1500D raw silk and chinlon (66) 1890D raw silk are mixed in the ratio of 2:1 for Z-directional first twist, the first twist is conducted through a two-for-one twister, three spindle positions are arranged, the chinlon (66) 1890D raw silk is arranged between two strands of aramid fiber raw silk, a spindle blade or a flyer is used as a tensioner, the adjusting range of the spindle blade is 0 to 9, the flyer range is 0 to 10, and the control range of a yarn storage angle is 360+/-90 degrees; 2) second twist: S-directional second twist is conducted on the strand obtained through the first twist; 3) gum dipping: gum dipping is conducted on the blended yarn obtained through the second twist through a two-bathing dipping method, the gum solution for one bathing process is 1% -10% epoxy resin glue, and the gum solution for the second bathing process is 1% - 10% sealed isocyanate glue. The adhesive force of the aramid fiber/chinlon composite cord manufactured through the manufacturing method for the aramid fiber/chinlon composite cord for the aircraft tires is measured to be larger than 180 N/cm through the H extraction method.

The invention provides a preparation method of an antibacterial coating for household appliances .According to the preparation method, the antibacterial effect and the continuous antibacterial capacity of the coating are improved through the antibacterial efficacy of silver, and the adhesive force of the coating is improved by taking white carbon black as a carrier and taking silicone rubber as a substrate, wherein nano-white carbon black antibacterial powder is prepared from silver nitrate, nickel carbonate, zinc oxide and lithium carbonate to generate the synergistic effect, and therefore the antibacterial property of the coating is better; antibacterial liquid is prepared by taking carbon black and titanium dioxide as raw materials, active substances such as .OH and O2 are generated on the surface of titanium dioxide and have the high oxidation effect to enable bacteria to be decomposed, and then the sterilizing effect is achieved; the substrate of the coating can generate the bacterial adhesion resisting effect through ultraviolet irradiation .Therefore, the prepared antibacterial coating for the household appliances has the advantages of being high in antibacterial efficiency, low in toxicity and good in heat resistance.

The invention relates to a cementing double-R groove-shaped lead stringing pulley with a double-R groove-shaped pulley groove selection, which is composed of two types of circular arc with different radii. One circular-arc-shaped groove with a short radius is formed at the bottom of the arc-shaped groove with a large radius and a cementing layer is arranged on at least the internal surface of the arc-shaped groove with small radius. Cementing plays a certain role in protecting the lead. The service life of the lead stringing pulley is prolonged. The radii of the big and the small circular arcs are respectively matched with the radii of a connecting pipe protecting device and the lead, thereby enlarging the contact area between the lead and the pulley groove of the lead stringing pulley when the lead passes through a connecting pipe protecting device, and reducing the wear of the lead. At the same time, the small arc-shaped groove has a depth enough to avoid construction accident caused by the lead which leaves out of the pulley groove of the pulley during the stringing process. Therefore, the lead stringing pulley has the advantages that the wear of the lead is reduced, the service life of the lead stringing pulley is prolonged, the safety of stringing construction is improved and the maintenance cost of engineering is reduced.

The invention provides multilayer compound geomembrane used for soil remediation. The multilayer compound geomembrane used for soil remediation comprises a weather-resistant layer, a compound anti-corrosion and impervious layer and a weather-resistant layer from top to bottom in sequence; the weather-resistant layers and the compound anti-corrosion and impervious layer bond through a bonding agentseparately; the weather-resistant layers are produced from one of teflon and polyvinylidene fluoride; and the compound anti-corrosion and impervious layer is formed by making glycidyl methacrylate-grafted high-density polyethylene and a polymer, which is formed by conducting condensation polymerization on 2,2-bis(3-amino-4-hydroxyphenyl)hexafluoropropane and thiazolidine-2,4-dicarboxylic acid, subjected to blending and grafting, and then doped with surface-modification crystalline flake graphite. The invention furthermore discloses a production method of the multilayer compound geomembrane used for soil remediation. The multilayer compound geomembrane used for soil remediation has the advantages of excellent weather resistance, corrosion resistance, flame retardancy and impervious performance, and a longer service life.

The invention discloses a UV photosensitive adhesive, the UV photosensitive adhesive comprises the following components by mass percent: 10%-15% of star SIS, 10%-15% of poly-terpene A, 1%-5% of poly-terpene B, 0.5 per mill-0.8 per mill of a light stabilizer, 1 per mill-4 per mill of an ageing agent, 3 per mill-20 per mill of hollow microspheres, and 60 per mill-75 per mill of a solvent. The UV photosensitive adhesive rapidly reaches the higher bonding strength at the room temperature, is excellent in adherence to substrates like PO (Propylene Oxide) and PVC (Polyvinyl Chloride), can resist the high temperature of 100 DEG C within a short period of time, and is soft, the initial viscosity is quite excellent, and the ageing-resistant performance is excellent. A UV protective film applyingthe UV photosensitive adhesive for a wafer not only has an obvious visbreaking effect after the UV-irradiation, but also can tackify a rubber pressure sensitive adhesive before the pressure sensitiveadhesive.

The invention relates to an acrylic emulsion and application thereof. The acrylic emulsion is prepared from the following raw materials in percentage by mass: 55%-76% of water, 0.1%-5% of an emulsifier, 0.01%-0.5% of an initiator, 12%-20% of a hard monomer, 10%-20% of a soft monomer, 0.5%-5% of a functional monomer, 0.5%-5% of a silane coupling agent and 0.5%-5% of a PTF thickener. The hard monomer, the soft monomer and the functional monomer are selected from acrylate monomers. The acrylic emulsion is low in glossiness and high in transparency, has excellent water resistance and stain resistance, does not need matte powder, and can be directly used for preparing matte finish-coat paint.

The invention discloses a vacuum aluminizing device for a packaging material in the technical field of vacuum aluminizing. A slide rail is arranged on the top of the base, the other side of a couplingis connected to an adjusting screw, an aluminizing box body is arranged on the top of the fixed slide block, a fixed baffle plate is arranged at the right end of the aluminizing box body, an assemblygroove matched with the aluminizing box body is formed in the left side wall of the fixed baffle plate, a rubber sealing gasket is arranged in an inner cavity of the assembly groove, a negative pressure fan is arranged on the top of the fixed baffle plate, the right end of a guiding slide bar is connected to the fixed baffle plate, ceramic layers are arranged on the side walls of the inner cavityof the aluminizing box body, a plasma emitter is arranged on the top of the inner cavity of the aluminizing box body, an aluminum box is arranged in the bottom of the inner cavity of the aluminizingbox body, and a graphite heater is arranged on the top of the aluminum box. The vacuum aluminizing device disclosed by the invention is reasonable in structural design, and can improve the adhesive force between aluminum steam and the surface of the packaging material effectively, so that the aluminizing effect is improved, and the production cost can be lowered.

The invention relates to the technical field of adhesives, in particular to an anti-static high-viscosity acrylate adhesive and a preparation process thereof. The anti-static high-viscosity acrylate adhesive comprises the following raw materials components in parts by weight: 800 parts of butyl acrylate, 80 parts of ethylhexyl acrylate, 70 parts of acrylic acid, 1,364 parts of ethyl acetate, 7 parts of acrylic acid-2- hydroxyethyl acrylate, 10 parts of AIBN, 230 parts of rosin resin and 1.3 parts of graphite powder. Downstream products of the product do not have volatilization of methylbenzene, and are environmentally friendly; and meanwhile, a method for adding materials in different steps is adopted in the preparation process of the product, implosion is prevented effectively, the product is high in dispersity, so that VOC amount of the downstream products is reduced obviously, more importantly, the viscosity is improved, and the product has anti-static performance.

The invention discloses ultrahigh viscosity cured adhesive powder and a preparation method thereof. Starch and a cross-linking agent etherifying agent is subjected to cross-linking etherifying activation reaction to obtain a composite modified cured adhesive powder with viscosity of 25,000 mPa.s. The cured adhesive powder prepared by the invention has the advantages of high viscosity, excellent performance, high adhesive strength, wide product application range, simple preparation process, low cost, energy conservation and suitability for industrial production.