244 results about "Colloidal silica" patented technology

Provided is an aqueous inorganic coating agent capable of forming a coating film having high antifogging properties. [Solution] The aqueous inorganic coating agent comprises small-particle colloidal silica having an average particle diameter of 3 nm or more and 10 nm or less, large-particle colloidal silica having an average particle diameter of more than 10 nm and 100 nm or less, at least one of a sodium phosphate compound and a potassium phosphate compound, boric acid, and water.

Provided is a water-based inorganic coating agent capable of forming a coating film having high antifouling properties and excellent abrasion resistance. The aqueous inorganic coating agent includes colloidal silica, at least one of a sodium phosphate compound and a potassium phosphate compound, boric acid, aluminum monophosphate, and water.

1. The name of the design product: LED silica gel face brush. 2. The use of the design product: LED silica gel face brush. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

The utility model relates to the technical field of dies, and particularly discloses a forming die for a liquid silica gel coated flexible circuit board. Wherein the upper die assembly comprises an upper die plate and an upper die core; the lower die assembly comprises a lower die plate, a lower die core, an insert assembly arranged on the lower die core, an ejection assembly used for ejecting the insert assembly and a positioning insert arranged on the insert assembly and used for fixing a coated structure. In the forming process, the coated structure does not shift, and the forming effect is good.

1.The name of the design product: palm protection (square silica gel). 2.The use of the design product: square silica gel palm protection. 3.The design points of the design product: the combination of shape, pattern and color. 4.The picture or photo that best shows the design points: perspective view. 5.The design claimed contains color.

The invention discloses a composite silica gel protective film with an anti-blue-light function and a preparation method thereof. The protective film comprises an anti-blue-light functional layer, a base material layer and a hardened coating which are sequentially stacked. The protective film not only can efficiently filter blue light, but also can keep good light transmission, scratch resistance and physical properties, has the characteristics of easiness in preparation and controllable cost, and can meet the diversified requirements of modern electronic equipment on the screen protective film. The anti-blue-light function layer is good in anti-blue-light effect and has excellent absorption performance on ultraviolet light and blue light in the wave band of 280 nm to 420 nm, the blocking rate on the high-energy blue light wave band can reach 98%, the blue light blocking efficiency is stable, and the ultraviolet / blue light blocking rate can be kept at a high level after aging. Wherein the hardened coating has a good scratch-resistant effect, the pencil hardness (500g) can reach 3H, the wear resistance of the matrix is effectively enhanced, and the light transmission of the protective film is improved.

1. The name of the design product: glass cover with silica gel edge. 2. The use of the design product: glass cover for fresh-keeping box. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view. 5. The right view is symmetrical with the left view, and the right view is omitted.

This utility model discloses a highly flexible, electromagnetic interference-resistant cable for robots, comprising a double-layer conductor bundle with a Kevlar fiber rope at its center. The space between the inner and outer conductor bundles, and between the inner and outer conductor bundles and the Kevlar fiber rope, is filled with thermoplastic elastomer and foamed silicone. The conductor bundles are spirally twisted in opposite directions at different pitches. The cable is surrounded by braided aramid fibers, an insulation layer, an inner shielding layer, an outer shielding layer, and a sheath layer. The sheath has semi-circular ribs and embedded elastic polyurethane strips. The thermoplastic elastomer is a polyurethane-based material, the foamed silicone is phenyl silicone rubber, the insulation layer is nano-silica modified methyl vinyl silicone rubber, the inner shielding layer is copper foil wrapped with a polytetrafluoroethylene self-lubricating coating, the outer shielding layer is tin-plated copper wire braid, and the sheath layer is a blend of polyurethane and silicone rubber coated with a nano-ceramic coating. This cable exhibits a long dynamic bending life under extreme environments, improves high-frequency shielding effectiveness, and is suitable for high-frequency movements of industrial robots and complex electromagnetic environments.

1. The name of the design product: silicone bag hanging (chocolate). 2. The use of the design product: the design product is used for ornaments, which can be hung on bags and store small items. 3. The design points of the design product: the combination of shape, pattern and color. 4. The picture or photo that best shows the design points: perspective view. 5. The design claimed contains color.

The invention relates to a sample preparation method for EBSD detection of a MoSi target material, and the sample preparation method comprises the following steps: carrying out cutting, grinding treatment, mechanical polishing and chemical mechanical polishing on the MoSi target material in sequence to obtain a to-be-detected sample; a polishing solution adopted in the chemical mechanical polishing treatment comprises a basic solution, an acid solution and colloidal silicon dioxide, the polishing solution comprises 0.5-1 part by weight of the acid solution based on 100 parts by weight of the basic solution, and the concentration of the acid solution is 5-10 wt%; the MoSi target material sample prepared through the sample preparation method is smooth in surface, the roughness is as low as nanoscale, no obvious scratches exist, when the MoSi target material sample is used for EBSD detection, a diffraction Kikuchi zone is clear, the sample calibration rate reaches up to 90% or above, and a reliable detection sample is provided for research of microstructure characteristics of the MoSi material.

The present disclosure is directed to coating compositions that include about 10 wt. % to about 90 wt. % water, about 5 wt. % to about 80 wt. % of a binder, and about 0.1 wt. % to about 20 wt. % of a colloidal silica functionalized with anionic molecules and / or a colloidal silica functionalized with neutral molecules. The present disclosure also is directed to methods of making coating compositions of the present technology.

The application provides a display module injection molding mold, comprising an upper mold and a lower mold, the upper mold comprises a film frame and a mold core, the mold core is made by rubber coating on the film frame, wherein the mold core is in interference fit with the glass cover plate of the display module, and the edge of the glass cover plate of the display module is recessed in the mold core. The display module injection molding mold of the application uses a glue pouring mold to limit the boundary and shape of the glue, the mold core and the glass cover plate are in interference fit, and the edge of the glass cover plate of the display module is recessed in the boundary of the mold core after interference assembly. The recessed design can produce interference fit with the product glass cover plate to ensure the sealing of glue pouring, and can balance the extrusion deformation of the mold core caused by glue pouring pressure. The application also provides a method for offsetting the change of glue pouring pressure during the forming process of the display module.

This utility model discloses a coating machine for processing silicone protective film, including a coating frame, a transmission roller group, a coating seat, a pressing mechanism, a feeding end seat, a feeding mechanism, a discharge end seat, and a winding mechanism. The transmission roller group is arranged on the surface of the coating frame. A coating seat is arranged on one side of the top surface of the coating frame. A pressing mechanism is arranged on one side of the coating seat. A feeding end seat is installed on one side of the pressing mechanism. A feeding mechanism is arranged above the surface of the feeding end seat. A discharge end seat is arranged below one side of the outer wall of the coating frame. A winding mechanism is arranged above the surface of the discharge end seat. The feeding mechanism and the winding mechanism have the same structure. A traction roller is installed at one end of the coating frame. This silicone protective film coating machine improves coating efficiency and uniformity. The connection design between the various components is reasonable, facilitating disassembly and cleaning. In particular, the identical structure of the feeding mechanism and the winding mechanism makes maintenance simpler.

The application belongs to the technical field of electromagnetic wave absorbing materials, and particularly relates to a co-doped mesoporous carbon sphere wave absorbing material, a preparation method and an application. The preparation method comprises the following steps: aniline is added into a colloidal silica hydrochloric acid solution and uniformly mixed to obtain a mixed solution; then, ammonium persulfate hydrochloric acid solution is added into the mixed solution and uniformly mixed; drying is performed to obtain a precursor; the precursor is calcined under a protective atmosphere to obtain an intermediate; then, the intermediate and a sodium hydroxide solution are mixed, heated, and treated to obtain the co-doped mesoporous carbon sphere wave absorbing material. The calcination method comprises the following steps: the precursor is heated to 250-350 DEG C under a protective atmosphere and then heated to 700-900 DEG C for calcination. The co-doped mesoporous carbon sphere wave absorbing material has excellent wave absorbing performance.

A method of making a silver-silicalite coating on a surface of a stainless-steel substrate is provided. The method includes mixing metakaolin with an aqueous solution of NaOH to form a first mixture. The method further includes mixing silica gel and silver nitrate with the first mixture to form a second mixture. Furthermore, the method includes mixing Zeolites Socony Mobil-5 (ZSM-5) with the second mixture to form a third mixture. The method further includes hydrothermally treating the stainless-steel substrate with the third mixture to form the silver-silicalite coating on the surface of the stainless-steel substrate. The hydrothermal treatment is carried out in the absence of an organic template. The stainless-steel substrate coated with the silver-silicalite coating, prepared by the method of the present disclosure, has lower corrosion in comparison to the same stainless-steel substrate without the silver-silicalite coating.

The invention provides a communication cable production process and a communication cable. The communication cable production process comprises the following steps: C1, processing an inner core; c2, coating a glass fiber layer: taking a plurality of inner cores and twisting to form an original wire, and weaving a glass fiber wire on the outer side of the original wire to form the glass fiber layer; c3, aluminum foil layer coating: coating the outer side of the glass fiber layer with aluminum foil to form an aluminum foil layer; c4, heat conduction layer coating: winding a heat conduction strip on the outer side of the aluminum foil layer, and winding a honeycomb-shaped heat dissipation strip on the outer side of the heat conduction strip to form a heat conduction layer; and C5, coating with a sheath layer: winding a sheath strip on the outer side of the heat conduction layer to form the sheath layer. According to the communication cable, heat generated in the communication cable can be uniformly radiated to the outside through the aluminum foil layer, the heat conduction strip layer, the honeycomb-shaped heat dissipation strip layer and the heat conduction silica gel layer in sequence, so that electric energy loss caused by heat loss of a load of the communication cable and a fire leakage phenomenon caused by overheat of the load of the communication cable are prevented; the load usability, flame retardance and safety of the cable are effectively ensured, and the use qualified rate and safety of the communication cable are achieved.

The application discloses a high-transparency nano-resin lens, which comprises a resin substrate, a nano-cellular membrane layer adhered to the front surface of the resin substrate through an organic silica gel layer, the nano-cellular membrane layer comprising an inner thermoplastic polyurethane film, a polyvinyl alcohol film, a triacetate cellulose film and an outer thermoplastic polyurethane film, and a functional membrane layer plated on the surface of the nano-cellular membrane layer; wherein the nano-cellular membrane layer has a honeycomb structure. The nano-cellular membrane layer with the honeycomb structure is arranged to improve the light transmittance of the resin lens, enhance the definition and reduce the interference of stray strong light.

The application discloses a kind of multistage filtration systems for ultrapure water production process, multistage filtration system includes primary filter device and secondary filter device, RO concentrated water stock solution is sequentially transported to primary filter device, secondary filter device;The inside of primary filter device is equipped with colloidal silica filter material, the inside of secondary filter device is equipped with colloidal iron filter material;Colloidal silica filter material is amino functionalized MOFs nanofiber composite membrane, colloidal iron filter material is nanofiber membrane with surface grafted hydroxamic acid group.The multistage filtration system for ultrapure water production process provided by the application has excellent colloidal silica removal effect and excellent colloidal iron removal effect.

Provided is a coated article comprising a resinous base, a primer layer disposed on the resinous base, a hardcoat layer disposed on the primer layer, and an optically modified layer formed on a surface-layer portion of the hardcoat layer,wherein the primer layer is a cured coating film formed from a primer composition comprising (A) a vinyl-based (co)polymer and (B) inorganic particles having a given median diameter, the vinyl-based (co)polymer (A) including (A-1) a vinyl-based (co)polymer having an alkoxysilyl group and the primer layer having a thickness of 1-20 μm, andthe hardcoat layer is a cured coating film formed from a silicone composition comprising (a) a silicone resin, (b) colloidal silica, and (c) an ultraviolet absorber, the hardcoat layer having a thickness of 1-15 μm.

The invention belongs to the technical field of ceramic preparation, and particularly relates to a method for preparing a high-performance ceramic rod by isostatic pressing, which comprises the following steps of: performing isostatic pressing treatment on polyvinyl alcohol serving as an adhesive, aluminum isopropoxide serving as a filling agent and raw materials to form a primary green body; and performing surface spraying on the basis of permeation, hydrolysis and sintering of the primary green body to obtain a to-be-sintered green body, and performing sintering and surface polishing to obtain the ceramic rod. The defect that a green body is damaged due to existing isostatic pressing treatment is overcome, the hard damage of an isostatic pressing mold is effectively reduced by combining the adhesiveness of polyvinyl alcohol and a flexible silica gel material, meanwhile, the performance of a secondary isostatic pressing green body is improved by means of sintering curing pretreatment, and the service life of the secondary isostatic pressing mold is prolonged. Therefore, the overall performance and the yield of the ceramic rod are ensured.

This roller is used to recreate the original sprayed tile pattern on walls and ceilings after smoothing it out with a concrete spall repair or other repair technique. (This pattern could previously only be achieved with a compressor, air hose, or spray gun.) After applying the acrylic tile base with a separate roller, a handle with a shaft is attached to the roller. Paint thinner (to prevent sticking) is applied to the roller's surface, and the roller is rolled with slight pressure to create the original sprayed tile pattern. The roller's pudding-shaped outer surface features a textured surface that mirrors the original sprayed tile pattern. The inner cylinder is hollow, allowing it to be attached to a roller handle with a shaft. This allows for beautifully recreating the original pattern when working on inside corners of walls and window frames. The uneven patterns shown in each figure were actually created by molding with silicone from a spray-painted board sample that had been finished with a bead-blown, sprayed pattern.

The utility model discloses a pressure regulating mechanism of a conductive fiber coating machine, which comprises a coating rack, an upper coating roller and a lower coating roller, the two ends of the upper coating roller are connected with regulating arms, and the regulating arms penetrate through vertical sliding chutes formed in the top of the rack; a pressing plate is arranged at the upper end of the adjusting arm and provided with an adjusting screw rod, and the adjusting screw rod makes contact with the pressing plate. The adjusting screw rod is connected with a worm gear, the worm gear is meshed with a worm, the worm is connected with a manual knob and fixed to the top of the rack through a ratchet mechanism, and the signal output end of the pressure sensor is connected to a display screen on the outer side of the rack and used for displaying the pressure value in real time. According to the utility model, high-precision pressure regulation is realized through worm and gear transmission, and real-time monitoring is realized by combining the pressure sensor and the display screen; an anti-reverse ratchet mechanism and a limiting assembly enhance the stability, and a silica gel damping layer effectively absorbs vibration; and the anti-skid rotary knob simplifies operation, the adjusting efficiency is improved, the overall structure integrates precision, stability and convenience, and the coating quality and the production efficiency are remarkably improved.

The present invention provides an aqueous inorganic coating agent capable of forming a highly stain-resistant film on various substrates. [Solution] An aqueous inorganic coating agent comprising colloidal silica, at least one of a sodium phosphate compound and a potassium phosphate compound, boric acid, an inorganic thickener, and water.

Provided is an aqueous coating film-forming composition comprising: (A) a solid lubricant as an optional component; and (B) a silicone binder in the form of an oil-in-water silicone emulsion containing (b1) at least one emulsifier and (b2) colloidal silica; wherein if the total amount of a dry film obtained by removing the water component is 100 mass%, the total content of sodium cations (Na + ) and potassium cations (K + ) is 1500 ppm or less. Also provided is an application thereof, such as an airbag coating.

This invention discloses a protective device for loading truck fuel tanks, including a fuel tank, with a protective device detachably mounted on the outside of the fuel tank; the protective device is configured as a hollow mounting box with an opening and closing door on the upper side; the outer wall of the mounting box is coated with PU paint, and the PU paint can be applied in multiple layers; the mounting box has a double-layer structure, with silicone blocks filling the space between the outer and inner layers; the mounting box contains a partition and anti-collision components; the anti-collision components are fixedly connected to the left side wall of the mounting box, and there are two anti-collision components, with another anti-collision component symmetrically mounted on the right side wall of the mounting box; the anti-collision components include a fixing plate, a first upright, a second upright, a push plate, and a buffer; by mounting the box, the outer wall of the fuel tank is effectively prevented from being contaminated with dust and oil, and the mounting box can be cleaned with a simple rinse, facilitating fuel tank maintenance.

The present invention provides a citric acid-containing colloidal silica in which the formation of coarse particles having a size of 0.20 μm or greater when a shear force is applied is suppressed.　The present invention is a citric acid-containing colloidal silica comprising silica particles and citric acid, the citric acid-containing colloidal silica being characterized in that (1) the density of silanol groups per unit surface area of the silica particles is 1.6 x 1019 to 14.5 x 1019 groups / m2, and (2) the content of citric acid per unit surface area of the silica particles is 1.0 to 10.0 μg / m2.

A wallpaper with an aluminum foil structural layer comprises a wallpaper body, and the wallpaper body comprises a PVC printing layer, an anti-tensile structural layer, an adhesive layer and a silicone layer lining paper; the PVC printing layer, anti-tensile structural layer, adhesive layer and silicone layer lining paper are disposed sequentially from outside to inside, the PVC printing layer and anti-tensile structural layer being affixed to each other by high temperature, a top of the adhesive layer being affixed to a bottom of the anti-tensile structural layer, and its bottom end is affixed to a top of the silicone layer lining paper. The invention added aluminum foil base layer as the anti-tensile structural layer in the wallpaper structure; compared to other traditional PVC layer, it has tear-resistant, non-transparent, non-stretching self-adhesive and other properties, aluminum foil material properties are more stable, which cannot be torn even tugging and pulling vigorously.

The utility model discloses a workpiece supporting mechanism of a stator oil film coating device, which comprises a rotating bottom plate mounted on a workbench, and a rotating shaft is mounted in the center of the rotating bottom plate; the top of the rotating shaft is connected with a roller supporting seat, and roller rod side supports are arranged on the left side and the right side of the roller supporting seat correspondingly. The tops of the front ends of the rolling wheel rod side edge supports are connected through a manual rolling wheel supporting wheel, and a silica gel rolling wheel is installed on the manual rolling wheel supporting wheel located between the two rolling wheel rod side edge supports. The tops of the rear ends of the rolling wheel rod side edge supports are connected through a bearing rolling wheel riding wheel, and a bearing rolling wheel is installed on the bearing rolling wheel riding wheel located between the two rolling wheel rod side edge supports. According to the anti-rust oil coating device, a workpiece is supported through the bearing rollers and the silica gel rollers, meanwhile, the workpiece is driven to rotate through friction force between the silica gel rollers and the surface of the workpiece, the workpiece is supported, meanwhile, the workpiece rotates in an unmanned contact state, and anti-rust oil coating on the surface of the workpiece can be more effectively completed.

Provided are an ink jet ink, an ink set, and an image recording method, in which an image with an excellent covering property can be recorded and abrasion deterioration of an ink jet head can be suppressed. The ink jet ink is an ink jet ink including water, titanium dioxide particles, and a silicon compound, in which an average primary particle diameter of the titanium dioxide particles is 100 nm or greater, the silicon compound is at least one selected from the group consisting of a silicate and colloidal silica, a content of the silicon compound is 0.0020% by mass or greater with respect to a total amount of the titanium dioxide particles, and a ratio of a volume average particle diameter of the colloidal silica to the average primary particle diameter of the titanium dioxide particles is 0.04 or less.

Provided is a means capable of sufficiently removing residues on a surface of an object to be polished while polishing the object to be polished at a moderate speed.Provided is a polishing composition containing: anionically-modified colloidal silica; a dispersing medium; an anionic water-soluble polymer which is a copolymer including a structural unit having a sulfonic acid group or a salt group thereof and a structural unit having a carboxy group or a salt group thereof; a polypropylene glycol having a weight average molecular weight of 200 or more and 700 or less; a nitrogen-free non-ionic polymer other than the polypropylene glycol having a weight average molecular weight of 200 or more and 700 or less; and a nitrogen-containing non-ionic polymer.