37results about How to "Has self-cleaning effect" patented technology

Preparation of fluorine modified acrylic ester emulsion containing fluorine monomer and based on large molecule is carried out by taking acrylic ester as main monomer, taking large molecule organic silicon and fluorine-contained monomer as functional monomer, taking hydrolytic silicyl vinyl unsaturated silane as coupling cross-linking agent, taking anion and non-ionic emulsion as emulsifying system, taking aqueous evocating agent or oxidation reducing evocating system as evocating agent, regulating by pH regulator, and semi-continuous dripping to obtain final product. The emulsion storage stability is not less than 14 months, actual determination solid content is 35-50%, conversion rate is 93-99%, contact angle to water reaches to 118.3 degree, minimum surface energy is 11.7 mJ / m2 and water absorptive rate is 2.3-7.5%. It has excellent polymer system stability, low surface energy and better water resistance.

The invention provides a production method of an antifouling sofa fabric, belonging to the technical field of home textiles. The production method comprises the following steps: (1) selecting raw materials and spinning; (2) performing anti-pollution finishing of yarns; (3) warping and sizing; (4) weaving: weaving an upper base cloth layer and a lower base cloth layer; (5) transferring and printing; (6) fixing color and finishing; (7) performing anti-pollution finishing; (8) conducting water repellent finishing; (9) adhering: coating adhesives on the upper side and the lower side of a sponge respectively, applying pressure to the upper base cloth layer, the sponge and the lower base cloth layer which are superposed vertically, so as to enable the three to be adhered as a whole; and (10) sewing. The yarns treated by a warping and sizing machine are high in sizing rate, and fewer in feathers, so that static electricity generated due to friction among yarns can be reduced, the static electricity of the fabric can be effectively reduced, and the woven fabric is difficult to generate static electricity, thus being relatively difficult to adsorb dust; and the sofa fabric produced by utilizing the method has multiple antifouling capabilities, and has obvious antifouling effect.

The invention discloses an acrylic acid grafted polyvinyl alcohol enhancer, and a preparation method and application thereof. The preparation method comprises the following steps: adding 0.1-1 part of polyvinyl alcohol into 4-10 parts of water, and heating at 60-90 DEG C for 1-5 hours to gelatinize the polyvinyl alcohol; and adding 1-5 parts of acrylic acid, adding alkali to regulate the pH value to 7-8, adding 0.01-0.1 part of initiator, and reacting at 60-90 DEG C for 2-6 hours to obtain the acrylic acid grafted polyvinyl alcohol enhancer. The polyvinyl alcohol chain used as the framework is grafted with the polyacrylic acid branched chain with certain flexibility to form the block macromolecular structure with branched chain, so that the prepared enhancer has better enhancement effect; and the nano glaze slip with the enhancer can not easily crack after being applied to the ceramic billet surface. The enhancer has small influence on the viscosity and flowability of the glaze slip, so the glaze thickness on the billet surface can not be influenced when the traditional glazing method is adopted.

The invention discloses a sofa fabric. The sofa fabric comprises a base fabric layer, wherein the surface of the base fabric layer is provided with a flame retardant layer, a waterproof layer, an antibacterial layer and an anti-fouling layer in sequence. The base fabric layer is formed by interweaving warp yarns and weft yarns; the warp yarns are formed by blending silver fibers and glass fibers;the ratio of the silver fibers to the glass fibers is 3 to 1; the weft yarns are formed by blending protein fibers and polyester fibers; the blending ratio of the protein fibers to the polyester fibers is 4 to 3; the flame retardant layer is a woven cloth layer containing 20 to 25 percent of flame retardant; the waterproof layer is an aluminum foil layer or a polyurethane layer; the antibacteriallayer is formed by blending bamboo charcoal fibers and silver fibers; the blending ratio of the bamboo charcoal fibers to the silver fibers is 5 to 2; and the anti-fouling layer is a polytetrafluoroethylene layer. The fabric disclosed by the invention has good touch feel, high wear resistance, higher flame retardant property and waterproof antibacterial functions.

The invention relates to a preparation method of a vanadium dioxide based multifunctional composite film. The composite film is a single-layer structure, and comprises vanadium dioxide and other oxides with photocatalytic property. The method comprises the steps of: 1) dispersing a vanadium dioxide nano powder into an oxide sol capable of generating the other oxides to obtain a composite sol; 2) forming composite prepared in the step 1) into a film, so as to obtain a composite film precursor; and 3) carrying out heat treatment on the precursor film obtained in the step 2) to obtain the vanadium dioxide based multifunctional composite film.

The invention discloses a production process of loop tweed. The production process comprises the following steps of preparing raw materials of the loop tweed, wherein the raw materials comprise, by weight, 25% of polyester fibers, 25% of 64S Australian short fibers, 30% of 64S Australian wool fibers and 20% viscose fibers; finely spinning the polyester fibers into 38 / 2-Nm fine spun yarn; finely spinning the 64S Australian short fibers and the 64S Australian wool fibers into 38 / 2-Nm fine spun yarn; finely spinning the viscose fibers into 4 / 1-Nm fine spun yarn; conducting beam-warping and blending on the yarn to prepare the 38 / 2-Nm fine spun yarn and the 4 / 1-Nm fine spun yarn, wherein the 38 / 2-Nm fine spun yarn and the 4 / 1-Nm fine spun yarn are interwoven to serve as weft yarn, and the 38 / 2-Nm fine spun yarn serves as warp yarn; weaving the spun yarn on a rapier loom through a single-warp single-weft mode; preparing the finished product by conducting the processes of edge sewing, fulling, washing, dewatering, drying, fuzzing, ironing cutting and steaming on woven cloth in sequence. The loop tweed is soft in hand feel, novel in style and easy to take care of.

The invention discloses a process for preparing shoe uppers with a self-cleaning function. Nano-titanium dioxide powder and monomer methyl methacrylate are put into a container, and water is added to mix evenly under the action of ultrasound; polyethylene glycol, azo Diisobutyronitrile and allyl methacrylate, stirred and reacted for 3-5 hours under nitrogen, washed, filtered, and vacuum-dried to obtain photocatalytic titanium dioxide microcapsules; adding photocatalytic titanium dioxide microcapsules to thermoplastic polyurethane slurry , and put polyethylene glycol at the same time to prepare thermoplastic polyurethane wet-process slurry; apply thermoplastic polyurethane wet-process slurry to the base fabric, solidify, wash, and dry to form polyurethane synthetic leather semi-finished products; tencel fiber and corn The fibers are blended to obtain a blended layer, and the blended layer will be connected to the inner side of the semi-finished polyurethane synthetic leather, and the nano-copper oxide coating is evenly coated on the outer side of the semi-finished polyurethane synthetic leather; irradiated under sunlight for 20-25 hours to obtain the finished product.

The invention relates to the technical field of display glass, especially to antifouling anti-dazzle display glass and a preparation method thereof. The display glass contains a transparent glass substrate and an antifouling anti-dazzle film which is formed after an antifouling AG solution is sprayed onto the surface of the transparent glass substrate and solidified. The surface of the antifoulinganti-dazzle film has an uneven microstructure. The antifouling AG solution contains 3-8% of nano-TiO2 / SiO2, 80-86% of ethanol and 6-12% of petroleum ether. The nano-TiO2 / SiO2 is a core-shell hollow structured spherical nanoparticle with TiO2 as the core and porous SiO2 as the shell, and there is a 2nm-3nm nano-space layer between the core and the shell. The preparation method comprises steps as follows: preparation of nano-TiO2 / SiO2, preparation of the antifouling AG solution, and spraying and solidification for film formation. According to the preparation method, the antifouling AG solutionis sprayed onto the transparent glass substrate and solidified to form the antifouling anti-dazzle film which is not easy to fall off, and then the antifouling anti-dazzle display glass which is durable in use and has excellent wear resistance is prepared.

The invention discloses an efficient oil-water separation device based on an electrostatic spinning nanofiber membrane. The device comprises a pre-filter assembly, the pre-filter assembly is connectedwith an oil-water separation filter element through an S-shaped pipe, the oil-water separation filter element is connected with a water storage apparatus through a pipeline, and the water storage apparatus is connected with a use terminal; the oil-water separation filter element comprises an oil-water separation assembly and a sterilization adsorption assembly which are arranged from top to bottom, the oil-water separation assembly comprises a buffer layer and a separation layer which are arranged from top to bottom, and the separation layer comprises a chemically-modified super-hydrophilic underwater super-oleophobic nanofiber membrane, aerogel, nylon cloth and a stainless steel mesh which are sequentially arranged from top to bottom. The oil-water separation nanofiber membrane in the oil-water separation device is subjected to graft modification treatment, so that a self-cleaning effect is achieved while the service life is prolonged.

The precision filter comprises a top shell, a bottom shell and a filter element, the top shell is provided with an air inlet and an air outlet, the bottom shell is connected to the bottom of the top shell, the filter element is arranged in the bottom shell, the top of the filter element is communicated with the air inlet, the precision filter further comprises a collecting barrel, the bottom of the filter element is open, and the bottom of the bottom shell is provided with a through hole; the bottom of the filter element penetrates through the penetrating hole, the collecting barrel is detachably connected with the bottom of the filter element, a water outlet is formed in the bottom of the bottom shell and located on one side of the penetrating hole, and an automatic drainer is arranged on the water outlet. When the air compressor runs, large impurities filtered in the filter element directly fall into the collecting barrel below the bottom shell from the bottom of the filter element, and a worker passes through the outside of the filter and directly disassembles the collecting barrel from the bottom shell, so that the impurities collected in the collecting barrel can be cleaned. The product has the advantages that a filter for easy cleaning, and the service life of the filter is prolonged.

The invention discloses a multiple-effect putty paint, which comprises the following raw materials (by weight ratio): Talcum powder 500-650 parts, ash calcium powder 110-155 parts, methylcellulose propylene glycol ether 4.1-5.2 parts, water 160-195 parts, nano water-repellent admixture 55-75 parts, styrene / acrylic emulsion 85-100 parts and film forming adjuvant 2.4-3.3 parts.

The invention discloses a silicon dioxide suspension and waterproof polymer cement slurry as well as preparation methods thereof and relates to the technical field of waterproof materials. The silicondioxide suspension is prepared with a sol-gel method. The waterproof polymer cement slurry is prepared from a liquid material and a powder material, wherein the liquid material comprises, in parts byweight, 280-350 parts of a styrene-acrylic emulsion, 150-200 parts of the silicon dioxide suspension, 0.5-5 parts of an organosilicon defoamer, 0.1-5 parts of an anionic dispersant, 0.5-4 parts of asterilizer and 450-570 parts of deionized water, and the silicon dioxide suspension is a home-made silicon dioxide suspension; the powder material comprises 400-600 parts of ordinary Portland cement,300-500 parts of quartz sand, 80-120 parts of triple superphosphate, 0.1-5 parts of a methyl hydroxyethylcellulose ether water-retaining agent and 1-10 parts of a polycarboxylic acid water reducer. The suspension has better dispersity, and the waterproof slurry has excellent ultraviolet resistance, can be exposed for use and has a lotus leaf like structure and a self-cleaning effect.

The invention discloses a surface treatment method of a wear-resistant pollution-resistant stainless steel sand-blasted and glazed plate. The method comprises the following steps that sand blasting is carried out, specifically, mist-like sand is uniformly blasted on the front surface and the back surface of the stainless steel plate through a sand blasting gun; cleaning is carried out, specifically, through a cleaning machine, the stainless steel plate subjected to the sand blasting procedure is put into a cleaning and drying machine of a coating production line for cleaning and drying; glaze coating is carried out, specifically, the stainless steel plate is fed into a roller coating unit of the coating production line for glaze coating and normal-temperature leveling, wherein glaze used in coating contains a water-based wear-resistant agent and silicon oxide; the glaze is dried, specifically, the coated stainless steel plate is fed into a drying furnace for baking, wherein the drying furnace is divided into eleven drying areas, and the stainless steel plate is sequentially dried and cured through the drying areas; and cooling and protective film laminating are carried out, specifically, a protective film is laminated on the cooled stainless steel plate to form a finished product. By applying the method, after the stainless steel plate is subjected to surface treatment, the surfaces of the stainless steel plate have the advantages of being high in hardness, high in wear resistance and high in easy-cleaning property.

The invention discloses a self-cleaning computer keyboard. The self-cleaning computer keyboard comprises a bottom plate and keys. A supporting plate perpendicular to the bottom plate is fixedly connected to the side face of the bottom plate, a fan blade box is fixedly connected to the supporting plate, an impeller is arranged in the fan blade box, two air outlets are formed in the fan blade box, an air suction pipe and an exhaust pipe communicate with the two air outlets respectively, a plurality of air suction holes are formed in the air suction pipe, and a plurality of exhaust holes are formed in the exhaust pipe. A plurality of air cylinders are arranged circularly around the keys. The self-cleaning computer keyboard has the advantages that air suction operation and exhaust operation are carried out at the two ends respectively through acting of the impeller of a centrifugal fan structure, wherein the air suction end is connected with the suction holes formed in the other end, so that when solenoid valves in the air suction holes are connected, the impeller sucks dust or impurities located at the current keys of the keyboard, the heat dissipating effect at the finger parts is improved through exhausting at the exhaust end, the fingers are prevented from sweating greatly, and the state of sticky sweat on the surface of the keyboard is avoided.

The protection equipment comprises a box body, separation nets and cover plates, the separation nets are fixed to the two corresponding sides of the bottom of the surface of the box body, the cover plates are fixed to the two corresponding sides of the top of the surface of the box body, and the positions of the cover plates correspond to the positions of the separation nets. A dustproof filter screen, a wind driven generator and an integrated treatment device are arranged in the box body, the dustproof filter screen is fixed to the inner wall of the box body and located at the position of the cover plate, the wind driven generator is fixed to the bottom of the inner wall of the box body and located in the center, and the integrated treatment device is arranged in the box body and located at the position of the partition net; the invention relates to the technical field of wind power generation equipment. According to the protection equipment for wind power generation, the purposes of dust prevention and heat dissipation are achieved, heat can be dissipated in time, dust entering is reduced, dust accumulation is effectively prevented, meanwhile, the self-cleaning effect is achieved, the blocking situation is not prone to occurring, and the working efficiency and the use performance are improved.

The application relates to a precision filter and an air compressor with a precision filter, which includes a top shell, a bottom shell and a filter element, the top shell is provided with an air inlet and an air outlet, the bottom shell is connected to the bottom of the top shell, and the filter element Set in the bottom shell, the top of the filter element communicates with the air inlet, and also includes a collection cylinder, the bottom of the filter element is open, the bottom of the bottom shell is provided with a perforation, the bottom of the filter element passes through the perforation, the collection cylinder and the bottom of the filter element are detachably connected, the bottom The bottom of the shell is provided with a water outlet, the water outlet is located on one side of the perforation, and an automatic drainer is arranged on the water outlet. When the air compressor is running, the large impurities in the filtered filter element fall directly from the bottom of the filter element into the collection cylinder under the bottom shell, and the staff pass through the filter and directly disassemble the collection cylinder from the bottom shell. The impurities collected in the collection cylinder are cleaned, and the application has the effect of convenient filter cleaning and prolonging the service life of the filter.

The invention belongs to the field of uranium enrichment technology application, and particularly discloses a vacuum regulating valve with a ceramic valve element. A valve seat and the valve element are made of ceramic materials, and the valve seat is located in a valve body and is fixedly connected with the valve body; the valve element is located in the valve seat and is connected with the valve seat in a joint mode; a support is located above the valve body and is fixedly connected with the valve body; an actuating mechanism is located above the support, a valve rod is located in the support, and the valve rod is fixedly connected with the actuating mechanism and the valve element; a corrugated pipe and a packing device are arranged on the valve rod in a sleeving mode, the corrugated pipe is located in the support, the packing device is located above the corrugated pipe, the packing device is fixedly connected with the support, and the corrugated pipe is fixedly connected with the packing device; a belleville spring and a belleville spring pressing plate are arranged on the packing device in a sleeving mode, the belleville spring pressing plate is located above the belleville spring, and the belleville spring pressing plate is fixedly connected with the support. The valve element and the valve seat are made of the ceramic materials, so that the valve element and the valve seat have good abrasion resistance, high machining precision and good sealing performance.

The invention provides anti-seismic self-cleaning glass. The glass comprises an upper glass base layer and a lower glass base layer. The glass is characterized in that a spacing layer is arranged between the upper glass base layer and the lower glass base layer, a weaving layer covers the interior of the spacing layer, a side sealing glue is poured in the spacing layer, and the side sealing glue tightly wraps the weaving layer and makes the upper glass base layer closely adhere to the lower glass base layer; a frosted surface is formed at the upper surface of the upper glass base layer, a fluorescent powder layer is printed on the frosted surface, and a self-cleaning film layer is printed on the upper surface of the fluorescent powder layer; and the weaving layer is formed by weaving of hollow profile fibers, metal fibers, and ceramic fibers, wherein the hollow profile fibers are warp fibers, the metal fibers and ceramic fibers are weft fibers, and the hollow profile fibers and the weft metal fibers and ceramic fibers are sequentially interweaved into a plain weave unit by adopting a plain weave method. The glass provided by the invention has the beneficial effects that the anti-seismic performance of the whole glass is improved through the arrangement of the weaving layer.

The invention discloses a new type of shoes with self-cleaning function. The upper of the shoes is composed of the following components in parts by weight: 20-25 parts of nano-titanium dioxide powder, 30-35 parts of monomeric methyl methacrylate, 5-16 parts of polyethylene glycol, 8-18 parts of azobisisobutyronitrile, 25-30 parts of crosslinking agent, 18-26 parts of nano-copper oxide coating, 7-19 parts of tencel fiber, 25-25 parts of corn fiber 31 servings.

The invention provides a fluff separator suitable for a deposition type slurry battery, which comprises a fluff layer arranged on both sides of the isolation layer, a fluff layer, a isolation layer and a fluff layer which are laminated and stacked in one body in sequence; The villi of villus layer always face to the outside, and the gap between two adjacent layers is no more than 10 [mu] m. Compared with the lithium ion battery separator in the prior art, the fluffy separator can effectively reduce the frictional resistance of the slurry in the chamber movement process, and can greatly reducethe abrasion of the separator caused by the slurry movement in the chamber, thereby greatly improving the service life and safety of the device; At the same time, compared with the prior art, the mechanical strength of the fluidized slurry is greatly improved, and the movement of the fluidized slurry in the chamber has good resistance to the extrusion deformation of the diaphragm; When the electrolyte is passed through the chamber, the plush diaphragm also has a self-cleaning effect, which can reduce the adhesion of particles in the active slurry on the plush layer and reduce the possibility of blockage.

The invention discloses a medicine for treating gynecological diseases. The medicine is prepared from the following components in parts by weight: 10 to 30 parts of fructus jujubae, 10 to 30 parts of radix rehmanniae, 5 to 20 parts of ramulus cinnamomi, 5 to 20 parts of flos carthami and 3 to 10 parts of ganoderma. The materials are mashed and mixed to prepare pills, and the pills are sewn by disinfected silk. The medicine has self-examination and self-cleaning effects, and also can effectively prevent the gynecological diseases; meanwhile, the medicine is used according to course of treatment, and the gynecological diseases such as vaginal itching, vaginitis, adnexitis cervicitis, cervical erosion and hysteromyoma can be treated.

The invention discloses a silicon dioxide suspension and waterproof polymer cement slurry as well as preparation methods thereof and relates to the technical field of waterproof materials. The silicondioxide suspension is prepared with a sol-gel method. The waterproof polymer cement slurry is prepared from a liquid material and a powder material, wherein the liquid material comprises, in parts byweight, 280-350 parts of a styrene-acrylic emulsion, 150-200 parts of the silicon dioxide suspension, 0.5-5 parts of an organosilicon defoamer, 0.1-5 parts of an anionic dispersant, 0.5-4 parts of asterilizer and 450-570 parts of deionized water, and the silicon dioxide suspension is a home-made silicon dioxide suspension; the powder material comprises 400-600 parts of ordinary Portland cement,300-500 parts of quartz sand, 80-120 parts of triple superphosphate, 0.1-5 parts of a methyl hydroxyethylcellulose ether water-retaining agent and 1-10 parts of a polycarboxylic acid water reducer. The suspension has better dispersity, and the waterproof slurry has excellent ultraviolet resistance, can be exposed for use and has a lotus leaf like structure and a self-cleaning effect.