37results about How to "With adsorption capacity" patented technology

The invention belongs to the field of biochar adsorbing materials, and relates to a method for preparing modified biochar with aquatic plant waste and hematite. The method includes the following steps: (1) naturally drying aquatic plants prior to crushing to obtain aquatic plant powder; (2) crushing the hematite to obtain hematite powder; (3) weighing the hematite powder prior to putting the hematite powder into deionized water, and performing ultrasonic treatment to obtain suspension; (4) weighing the aquatic plant powder, soaking the aquatic plant powder in the suspension, and stirring and drying to obtain fully mixed aquatic plant and hematite mixture; (5) weighing the fully mixed aquatic plant and hematite mixture, putting the mixture in a batch-type atmosphere furnace, and feeding nitrogen into the furnace; performing temperature programming to the target temperature, and maintaining final-temperature pyrolysis; after the pyrolysis process is finished, obtaining the target product, namely the modified biochar. The modified biochar has strong adsorbability in nitrate and phosphate, high in stability and reusable.

This invention relates to a synthetic method of hud type starch microsphere. First carry out fully microwave dispersing to titanium dioxide, sodium silicate and de-ionized water, obtain TiO2 gel; blend soluble starch and de-ionized water, gain starch solution; intensive mixing cyclohexane, initiator, emulsifying agent, add TiO2 gel, then add cross-linking agent N, N -methylene bisacrylamide and starch solution, take reaction for 3 to 4 hours; finally stop whip, cooling, standing, by centrifugal to remove oil phase; use ethyl acetate, acetone, dehydrated alcohol in turns and abundantly to wash obtained precipitate, gain white go as far as yellowish product, vacuum drying.

The invention discloses a floating raft-anchoring device applicable to silty bottoms. The floating raft-anchoring device is characterized in that: the floating raft-anchoring device comprises a sunken cement block (1), the longitudinal section of which is trapeziform, a holding anchor (2) is longitudinally arranged in the sunken cement block (1), the bottom end of the holding anchor (2) is located outside the sunken cement block (1), the part of the holding anchor (2), which is located in the sunken cement block (1), is provided with a cross-shaped beam (3) as well, the cross-shaped beam (3) is perpendicular to the holding anchor (2), an anchor ring (4) which is located outside the sunken cement block (1) is also fixed on the top end of the holding anchor (2), and rubber rope rings (5) are arranged on the top of the sunken cement block (1) as well. The structure of the floating raft-anchoring device is simple, the design is ingenious, and the floating raft-anchoring device can provide high anchoring force for a raft or an aquaculture net cage, and can ensure that raft aquaculture is safe and smooth.

The invention discloses an adsorption preparation for wastewater treatment. The adsorption preparation for the wastewater treatment is prepared from the following raw materials in parts by weight: 14-18 parts of aluminum sulfate, 19-20 parts of oxalic acid, 22-25 parts of polyacrylamide, 16-18 parts of sodium carbonate, 9-17 parts of activated carbon, 10-16 parts of calcium aluminate, 5-8 parts of ammonium sulfate, 4-11 parts of sodium metaaluminate, 12-14 parts of calcium disodium versenate, 9-16 parts of potassium ferrate, 8-10 parts of polyvinylpyrrolidone, 3-4 parts of sodium carbonate, 9-14 parts of ferric citrate, 8-10 parts of polysulfide ferric chloride, 2-5 parts of cellulose powder, 3-8 parts of sodium lignosulphonate, 1-2 parts of dibenzoyl peroxide, 7-14 parts of nano-manganese oxide, 16-24 parts of guanidine sulfate, 22-25 parts of dodecyl triphenyl phosphorus chloride and 9-16 parts of isopropanol. The adsorption preparation for the wastewater treatment provided by the invention has a sterilizing function, and has the advantages of small material density and high processing efficiency.

The invention discloses a preparation method of a metal ion medium diosgenin imprinted polymer and a method for purifying diosgenin in a yellow ginger rough extracting liquid. The preparation method of the metal ion medium diosgenin imprinted polymer comprises the following steps: adding diosgenin, 4-vinyl pyridine, metal cobalt (II) ions, dimethyl sulfoxide and acetonitrile to a container, and carrying out ultrasonography to prepare a prepolymerization liquid; then standing; then adding EDMA (Ethylene Glycol Dimethacrylate) and AIBN (Azobisisobutyronitrile), introducing argon gas, uniformly mixing, sealing, and reacting in a 60 DEG C water bath for 24 hours; after the polymerization is completed, grinding, screening, and depositing by using methanol and acetone; and then eluting template molecule diosgenin by using a solvent, and carrying out vacuum drying so as to obtain the metal ion medium diosgenin imprinted polymer. The diosgenin molecular imprinted polymer obtained through the preparation method has higher selective adsorption capacity on diosgenin molecules, can be used for the solid phase extraction of diosgenin and is suitable for the need of certain special occasions.

The invention belongs to the sewage treatment field, and especially relates to a water treatment composite flocculating agent and an application thereof. The flocculating agent is obtained by compounding a plurality of flocculating agents, and comprises 70-89wt% of polyaluminum chloride, 10-30wt% of an aluminum salt and 0.1-2wt% of an iron salt. The composite flocculating agent has the large strength characteristic of an inorganic flocculating agent, also has the bridge formation, network bashing, strong sweeping capability and large floc of an organic flocculating agent, and overcomes the disadvantages of low floc strength and large consumption of organic flocculating agents.

The invention relates to healthy, environmental-friendly and functional interior wall material, namely, a coral powder ecological functional interior wall material. The coral powder ecological functional interior wall material is prepared from coral powder, talc powder, ash calcium, bentonite, quartz powder, polyvinyl alcohol powder, tetrapod-shaped zinc oxide whiskers, hydroxypropyl methyl cellulose, vinyl acetate, titanium dioxide, polycarboxylate superplasticizer and antifoaming powder. The main raw (auxiliary) materials are inorganic materials with mineral components, and the master batchis calcined to form a porous structure. By adopting the tetrapod-shaped zinc oxide whiskers, free harmful gases such as formaldehyde, toluene, ammonia and TVOC in air can be adsorbed in a long term, and a decomposing and purifying effect is realized to avoid harm to human health and pollution to indoor environment; due to the special functions of the product, the product has the characteristics ofair purification, indoor humidity adjustment, bacteria resistance and bacteriostasis, release of negative oxygen ions, release of mineral trace elements, long service life and the like; the physicalperformance indexes can be ensured to meet the requirements, and the due special properties of the product are obtained.

The invention discloses a biological calcium type phosphate radical adsorption porous material and a preparing method thereof. The preparing method comprises the steps: taking cement, microsilicon powder, oyster shell and egg shell as raw materials, grinding processed oyster shell and egg shell into tiny particles, adding the cement and microsilicon powder to prepare a cement slurry, then preparing foam, finally mixing mortar with the foam, pouring and performing autoclaved curing to obtain the biological calcium type phosphate radical adsorption porous material. According to the method, waste resources of the common Portland cement, the microsilicon powder generated by a ferroalloy smelting plant, the egg shell generated by agricultural products and the oyster shell generated in fishery production are taken as raw materials to develop the biological calcium type phosphate radical adsorption porous material, which has durable and efficient phosphorus adsorption capacity and realizes waste control by waste, due to the porous structure and well biocompatibility, an apposition growth occasion is provided for water organisms, and the preparing method of the material is simple, effective, low in cost and easy to popularize, and has well economic and environmental benefits.

The invention discloses a differential type metal particle drying device, and belongs to the field of drying, according to the differential type metal particle drying device, through the arrangement of a differential drying cylinder, in the interval rotation process of the differential drying cylinder, metal powder continuously enters pocket cloth and is rapidly gathered under the action of centrifugal force, therefore, the pocket cloth extends outwards and collides with a powder throwing collision strip, on one hand, caked metal powder is effectively broken and eliminated through collision, compared with the prior art, the caking rate of the metal powder is remarkably reduced, on the other hand, during collision, the metal powder in the pocket cloth is thrown out under the action of collision force and is quickly dispersed outwards, the metal powder is always in a dispersed dynamic state, meanwhile, the dispersion range is expanded, so that the full contact between the differential type metal particle drying device and the metal powder is remarkably improved, and the drying efficiency and the drying uniformity are greatly improved.

The invention discloses a method for synthesizing solvent green 5 with high conversion ratio and high quality. The method mainly comprises improvement and enhancement of two aspects, such as enhancement of a conversion rate in an acylation reaction (production of acyl chloride) and scientific and reasonable refining of crude solvent green 5. The acylation reaction is an initial reaction for synthesizing the product, the enhancement of the reaction conversion ratio is to enhance the utilization ratio of an initial raw material, perylene diacid from the product synthesis source, the purity of the product, namely the acyl chloride, in the acylation reaction is increased, and a foundation is preferentially laid for improving the product quality. Moreover, during refining of the crude product,the crude product is adsorbed and refined by adopting two adsorbents with different adsorption mechanisms and different adsorption capacities, so that the product quality is effectively improved.

The invention discloses an embedded bacterium mulberry fertilizer and a preparation method thereof. The fertilizer is composed of microbial inoculum, agar powder, potassium sulfate, urea, ammonium humate, potassium permanganate, calcium-magnesium-phosphate fertilizer, clay, microbial embedding medium, and a proper amount of water. Research results show that a mixture, which is prepared by mixing sodium alginate and polyvinyl alcohol according to a certain ratio, has a prominent advantage on embedding microbes; moreover, an ionic modifier and resin monomers are added to increase the mechanical strength of embedding, embedding speed, and living rate of live bacteria; the chemical components are grinded at first and then wetted, then processed chemical components are mixed with embedded particles, which are composed of sodium alginate and resins, so the fertilizer has a certain absorbing performance and sustain-released performance, the fertilizer loss is reduced, and the fertilizer utilization rate is increased by adding soil microbes.

The invention relates to the field of shape memory materials, and in particular, relates to a shape memory porous material and a preparation method and application thereof. The invention provides the shape memory porous material. The preparation method of the shape memory porous material comprises the following steps: physically adhering a coating material and a porous material base material, wherein the coating material is a shape memory polymer. The shape memory sponge is simple in preparation method, and the structure and the performance are easy to regulate and control; the prepared shape memory porous material has the shape memory characteristic, is large in volume change, good in biocompatibility and non-toxic to a human body, and can be widely applied to the fields of medical care, textile and clothing, catalysis, aerospace, unmanned driving, heat insulation foam, oil stain absorption or dust particle absorption and the like.

The invention discloses an isolation fiber fabric for an automobile engine turbocharging workshop. The isolation fiber fabric forms vertical surrounding for isolating dust in production. The isolationfiber fabric is prepared from, by weight, 20-30 parts of cotton fiber, 15-20 parts of Babai yarn, 5-8 parts of plush, 10-20 parts of mint powder, 5-10 parts of acetate fiber, 7-10 parts of electrostatic fiber, 2-5 parts of alpha-olefin sulfonate, 5-10 parts of a fiber stabilizer, 10-20 parts of garlic powder and 11-15 parts of spandex. According to the isolation fiber fabric, a turbocharger production line is isolated through a specific structure, flying chips and dust are effectively reduced by means of a special material, and certain adsorption capacity is realized.

The invention relates to the technical field of building boards, and discloses a calcination-free board prepared from diatomite. The calcination-free board is prepared from the following raw materials in parts by weight: 40-60 parts of diatomite, 5-10 parts of silica fume, 5-15 parts of quick lime, 5-15 parts of bamboo and wood fiber, 2-6 parts of aluminum powder and 5-10 parts of water glass. The main steps comprise crushing, mixing, granulation, pressing, maintenance and polishing. The production process is compact in flow. Waste second-level and third-level diatomite is adopted as diatomite, the cost is low, waste utilization is achieved, aluminum powder serves as a foaming agent, water glass serves as an adhesive, the overall structure of the board is uniform, the second-level and third-level diatomite has many pores, the process does not have a calcination link, the pores cannot be damaged, and therefore the board body has certain adsorption capacity, the indoor humidity can be adjusted, indoor harmful gas can be removed, and the method is suitable for industrial production.

The invention discloses a sorting device for shielding part testing, and relates to the technical field of workpiece machining. Comprising a packing machine and a U-shaped frame fixed to the packing machine, a belt device is arranged on the inner side of the U-shaped frame, a fan device is arranged at the top of the U-shaped frame, the U-shaped frame is fixed to a collecting barrel, an adsorption assembly is arranged in the U-shaped frame, a striking assembly is arranged on an output shaft of the fan device, and the adsorption assembly comprises a driven rod. Through the arranged adsorption assembly, when a packaging bag with a shielding piece falls on the belt device, the packaging bag abuts against a driven rod, so that the driven rod rotates around the position where the driven rod is hinged to a U-shaped frame, an induction copper sheet is connected with a power source, an electromagnet is powered on to have adsorption force, and the packaging bag with the shielding piece is adsorbed to the belt device; and the phenomenon that the produced stainless steel shielding piece is too small, so that a packaging bag filled with the shielding piece is also blown away by the fan device is avoided.

The invention discloses a paper tray processing technology. The technology comprises the following steps of: S1, mixing raw starch, water and stone powder or talcum powder or calcium carbonate put in at the same time, and stirring well to obtain a mixed solution; S2, uniformly spraying or applying the mixed solution to the surface of a paper tray to form a coating; S3, putting the sprayed or coated paper tray into a steam box, and steaming for 30-90 seconds by water vapor until the raw starch in the coating becomes half-cooked or full-cooked starch; and S4, putting and drying the steamed paper tray in an oven, and after drying is completed, taking the paper tray out. The coating is arranged on the surface of the paper tray, so that soft flocks, fading, impurities, wrinkles and cracks do not exist on the surface of the paper tray, a very high-grade visual effect, a soft touch effect and color diversity can be formed on the surface of the paper tray, and some problems existing in the paper tray made of conventional materials do not need to be considered.