125results about How to "Enhanced adsorption function" patented technology

The invention discloses a desulfurization and denitrification agent, a preparation method and application thereof. The desulfurization and denitrification agent is a nanometer material and comprises the following components: MgO, SiO2, CaO, Fe2O3, Al2O3, CuO and MnO2. Preferentially, the desulfurization and denitrification agent also comprises a strong oxidant KMnO4. By using the nanometer desulfurization and denitrification agent disclosed by the invention, NOX can be synchronously removed during a flue gas desulfurization process, and the desulfurization and denitrification efficiency is high.

The high efficiency nanometer water purificant consists of polyacrylamide, nanometer active carbon, etc. It includes two components, the component A comprising polyacrylamide 80-98 % and soluble chitosan 2-20 %, and the component B comprising nanometer active carbon 80-90 %; nanometer TiO2 1-3 % and polyacrylamide 9-17 %. The present invention is one new kind of water treating preparation with high neutralizing, bridging, permeating and adsorbing capacity, high sewage purifying effect, fast sewage purifying speed and small consumption.

The invention provides a magnetic expansion adsorption composite material and a preparation method thereof. The composite material comprises the following components in parts by weight: more than 0 and less than or equal to 50 parts of magnetic powder, 1.0-30.0 parts of a non-metallic mineral powder body, 50.0-100.0 parts of water solubility Ethylene class unsaturated monomer and 0.1-2.0 parts of cross-linking agent, and is prepared by compounding the components through a polymerization reaction. According to the invention, the obtained magnetic expansion absorption composite material has a function of adsorbing and enriching heavy metal ions of metallic ions in a water body or soil or a stereo-liquid suspension (compound) system; meanwhile, the magnetic expansion absorption composite material has the characteristic of being easy to extract through a magnet or a magnetic separation machine, the manufacturing method is simple, the cost is low, the dilation is high, and the magnetic expansion absorption composite material is broadly used for a fluid bed or cleaning plant to carry out metallic ion segregation, and provides a good adsorbing material for sublimate automatization and large-scale production; and the magnetic expansion adsorption composite material and the preparation method are suitable for adsorption, enrichment and isolation application in industries such as environmental protection, pollution administration, biology segregation and mineral separation.

The invention discloses a modified rice straw stalk and a preparation method and an application thereof. The modified rice straw stalk is obtained by the steps of carrying out solid-state fermentation of rice straw stalk, a white-rot fungus spore suspension and a trace element liquid, then mixing with oxalic acid, and carrying out ultrasonic treatment and heating reaction. The preparation method includes the steps of solid-state fermentation and chemical treatment. The modified rice straw has high specific surface area and specific pore area, contains more -COO<-> groups, and can be applied to treatment of wastewater containing cadmium; an application method includes the following steps of mixing the modified rice straw stalk with the wastewater containing cadmium, and carrying out oscillation adsorption, wherein the mass volume ratio of the modified rice straw stalk to the wastewater containing cadmium is (5 g-6 g) to (1 L). The modified rice straw stalk has the advantages of high treatment efficiency, good treatment effect, environmental protection and no secondary pollution.

The invention discloses provides a far infrared bamboo charcoal viscose fiber and a preparation method thereof, in order to make up for the blank of the conventional far infrared bamboo charcoal viscose fiber and solve the problem of poor spinnability of the bamboo charcoal viscose fiber. The far infrared bamboo charcoal viscose fiber is characterized in that the fiber comprises 1-10 percent by weight of far infrared ceramic powder and 0.1-10 percent by weight of bamboo charcoal, wherein the far infrared emissivity is greater than 80 percent, the ammonia absorption rate is greater than or equal to 50 percent, the permeability is greater than or equal to 500 mm/s, and the color fastness to washing is class 4-5. The far infrared bamboo charcoal viscose fiber has a heat insulation effect; the radiated far infrared also has the health-care functions of activating cell tissues and promoting the blood circulation.

The invention provides an extinction bamboo charcoal viscose fiber and a preparation method thereof in order to meet demands of clients in a product market and solve the problem that the conventional bamboo charcoal viscose fiber is poor in spinning property. The extinction bamboo charcoal viscose fiber is characterized by comprising the components by weight percent: 0.01-10 percent of titanium dioxide and 0.1-10 percent of bamboo charcoal, wherein the ammonia absorption rate is more than or equal to 50 percent, the air permeability is more than or equal to 500mm/s, and the color fastness to washing is of 4-5 level. The extinction bamboo charcoal viscose fiber disclosed by the invention is a novel product, has the functions of bacterium and ultraviolet prevention and deodorization, is high in air permeability and moisture absorption, has soft handfeel and has an extinction function.

The invention provides a bamboo charcoal viscose fiber rich in nano-copper and a preparation method of the bamboo charcoal viscose fiber in order to meet demands of clients in a product market and solve the problem that the conventional bamboo charcoal viscose fiber is poor in spinning property. The bamboo charcoal viscose fiber rich in nano-copper is characterized by being prepared by mixing a nano-copper bamboo charcoal solution with viscose throug injection before spinning, and carrying out wet spinning and post-treatment; the nano-copper bamboo charcoal solution is formed by mixing masterbatches containing the nano-copper and a bamboo charcoal solution. The fiber comprises the components by weight percent: 0.01-5 percent of nano-copper and 0.1-10 percent of bamboo charcoal; the ammonia absorption rate is more than or equal to 50 percent; the air permeability is more than or equal to 500mm/s; the color fastness to washing is of 4-5 level. The bamboo charcoal viscose fiber rich in the nano-copper has functions of ultraviolet prevention and deodorization and is high in air permeability and absorptivity; furthermore, the antibacterial effect of the bamboo charcoal viscose fiber is better than that of the common bamboo charcoal fiber; the breaking strength of the fiber is high, and the cost is low.

The invention provides an anti-ultraviolet bamboo charcoalviscose fiber and a preparation method thereof in order to meet demands of clients in a product market and solve the problem that the conventional bamboo charcoalviscose fiber is poor in spinning property. The anti-ultraviolet bamboo charcoalviscose fiber is characterized by being obtained by mixing an anti-ultraviolet bamboo charcoal solution with mucilage glue through spinning before injection, and carrying out wet spinning and post-treatment, wherein the anti-ultraviolet bamboo charcoal solution is formed by mixing an anti-ultraviolet masterbatches and a bamboo charcoal solution; the anti-ultraviolet masterbatches contain an anti-ultraviolet agent. The fiber comprises the components by weight percent: 0.01-10 percent of the anti-ultraviolet agents and 0.1-10 percent of bamboo charcoal; the ultraviolet shielding rate is more than or equal to 95 percent, the ammonia absorption rate is more than or equal to 50 percent, and the air permeability is more than or equal to 500mm/s; the color fastness to washing is of 4-5 level. The anti-ultraviolet bamboo charcoalviscose fiber has functions of ultraviolet prevention and deodorization and is high in air permeability and absorptivity; furthermore, the anti-ultraviolet effect of the anti-ultraviolet bamboo charcoalviscose fiber is better than that of the common bamboo charcoal fiber; the breaking strength of the fiber is high, and the cost is low.

The invention discloses a preparation method of a cyanobacteria charcoal material capable of efficiently adsorbing riboflavin and an application thereof, which comprises the following steps: screeningsalvaged cyanobacteria, drying in an oven to obtain blocky cyanobacteria biomass, and pulverizing with a pulverizer to obtain powdery cyanobacteria biomass; mixing powdery cyanobacteria biomass withKOH, wrapping with tin foil paper, and pyrolyzing in a tubular furnace to obtain a pyrolyzed product; cleaning a pyrolysis product with hydrochloric acid, then passing through a membrane, interceptinga solid on the surface of the membrane, and then cleaning with purified water until the solid is neutral; drying the solid, grinding the solid into powder, and sieving the powder to obtain the cyanobacteria charcoal material. The cyanobacteria biomass is selected as a raw material, KOH is used as an activating agent, and the cyanobacteria charcoal material is prepared through tubular furnace carbonization. On one hand, the waste cyanobacteria biomass is safely treated, secondary pollution is avoided, on the other hand, the cyanobacteria charcoal has a high adsorption function on riboflavin, and theoretical and key technical supports are provided for separation and purification of riboflavin in fermentation liquor.

The invention aims at meeting market customer demands of a product, solving the problem of poor spinnability of bamboo charcoal viscose fiber and providing aromatic bamboo charcoal fiber and a production process thereof. The aromatic bamboo charcoal fiber is characterized in that the fiber contains 0.01-10% by weight of aromatic fragrance and 0.1-10% of bamboo charcoal, the ammonia absorption rate is not less than 50%, the air permeability is not less than 500mm/s, and the color fastness to washing is level 4-5. The aromatic bamboo charcoal fiber provided by the invention has not only anti-bacterial, anti-ultraviolet and deodorizing functions, but also good air permeability and absorption, and can effectively and continuously emit aroma and realize the effects of relieving stress and refreshing people.

The invention provides a preparation method and application of a multi-layer graphene oxide modified microbial carrier. According to the method, a silane coupling agent is used for carrying out surface function modification on a polyurethane carrier, and multiple layers of graphene oxide are grafted on the surface of the carrier, so that the specific surface area and the surface structure of the carrier are increased, the microorganism surface attachment process is accelerated, and the biological loading capacity of the carrier is improved; moreover, hydrophilic functional groups are introduced into the polyurethane carrier through the graphene oxide, so that the hydrophilicity of the modified polyurethane biological carrier is improved, and the biocompatibility of the carrier is enhanced. Meanwhile, the preparation method of the multi-layer graphene oxide modified microbial carrier provided by the invention has the characteristics of simple process, low cost, strong thermal stability of the modified carrier and the like, and the prepared modified microbial carrier is beneficial to solving the problem of long biofilm culturing time in a biological immobilization process, the method has a good application prospect in a biological reaction sewage treatment system.

The invention provides a preparation method of sludge ceramsite used for medium and low concentration ammonia nitrogen wastewater treatment. The preparation method comprises the following steps: immersing fly ash in a 3-6% NaOH solution at 20-30DEG C for 3-4d, washing the immersed fly ash with deionized water, and drying the washed fly ash at 100-110DEG C; drying excess sludge and clay at 100-110DEG C; drying above three raw materials, crushing the dried three raw materials, and sieving the crushed three raw materials for later use; fully mixing, by mass, 30-60% of the preprocessed fly ash, 30-60% of the preprocessed excess sludge and 10% of the preprocessed clay to obtain a dry material; adding a proper amount of deionized water to the dry material, uniformly stirring to prepare a 1-3mm blank, placing the blank in a tray, and drying the tray in a 110DEG C oven until the surface of the blank has no water; putting the dried blank in a muffle furnace, heating the blank to 350-500DEG C, preheating the blank for 10-40min, heating the blank to 800-1100DEG C, sintering the blank for 10-25min, cooling the obtained product in the furnace to 180-200DEG C, and taking out the cooled product to obtain the sludge ceramsite. The sludge ceramsite prepared in the invention has the advantages of low price, economical property, high efficiency, environmental protection, and suitableness for treatment of medium and low concentration ammonia nitrogen wastewaters.

The invention relates to a method for preparing an alpha-linolenic acid molecular engram polymer material. The method comprises the following steps of: adding alpha-linolenic acid and beta-cyclodextrin to a container, adding dimethyl sulfoxide, stirring for polymerizing to obtain an alpha-linolenic acid prepolymerization solution; adding hexamethylene diisocyanate or methylbenzene-2,4-diisocyanate and polymerizing to obtain alpha-linolenic acid polymerization grains; and cooling, washing, drying and grinding to obtain the alpha-linolenic acid molecular engram polymer material. According to the method for preparing the alpha-linolenic acid molecular engram polymer material, disclosed by the invention, alpha-linolenic acid is taken as template molecules, beta-cyclodextrin is taken as a functional monomer, contains polyhydroxy groups and more functional hydroxyl groups and has the characteristics of interior hydrophobicity and exterior hydrophilcity, and therefore beta-cyclodextrin can be fully polymerized with the alpha-linolenic acid to form a polymer containing the alpha-linolenic acid in a crosslinking manner; and after elution, the polymer containing the alpha-linolenic acid hasengram holes consistent with those of the alpha-linolenic acid, thus the engram polymer material having higher specific selective absorption function to the alpha-linolenic acid is obtained.

The invention provides a ventilated frost reduction device, a door body and a freezer. The freezer comprises the door body. The ventilated frost reduction device comprises an embedded piece and a molecular sieve assembly. The embedded piece is arranged in the door body and has a first end and a second end; the first end and the second end are communicated; and when the door body is closed, the first end is communicated with the external environment, and the second end is communicated with the interior of the freezer. The molecular sieve assembly is detachably assembled in the embedded piece and used for ventilation and gas filtration. The door body is provided with the ventilated frost reduction device, and the freezer comprises the door body. The ventilated frost reduction device is easy to install in production, productivity can be improved, a filter substance and a drying agent can be replaced, and the excellent performance of the freezer can be kept all the time.

The invention provides a process applied to super purification treatment of domestic garbage incineration flue gas. The process comprises the following steps: (1) carrying out SNCR denitration treatment on the flue gas in a waste heat boiler; (2) carrying out adsorption treatment on the flue gas subjected to denitration treatment by using a compound adsorbent I under ultraviolet irradiation; (3) successively carrying out semi-dry process desulphurization treatment and cloth bag dust removal treatment on the flue gas subjected to adsorption treatment; (4) adding ozone into the flue gas subjected to dust removal to obtain mixed gas, then eluting the mixed gas by using alkaline liquid; and (5) carrying out secondary adsorption on the flue gas obtained by eluting by using a compound adsorbentII. Through the process, the flue gas is successively subjected to SNCR denitration treatment, primary adsorption treatment, semi-dry process desulphurization treatment, cloth bag dust removal treatment, ozone oxidization treatment, eluting treatment via alkaline liquid and secondary adsorption treatment, so that the emission index of the treated flue gas is greatly improved and far exceeds the national environmental protection requirement.

A high-voltage power supply for the electrostatic oil soot exhauster is composed of input rectifier, power amplifier, high-voltage transform circuit, high-voltage output rectifier, amplitude modulator, and frequency modulator.

The invention discloses a color-absorbing laundry sheet. The color-absorbing laundry sheet comprises a color-absorbing layer, washing layers and base layers, wherein the base layers are separately attached to outer side faces of the color-absorbing layer, and the washing layers are separately attached to outer side faces of the base layers. Xanthan gum serves as a thickener, so that the solubility of the washing layers in cold water is strengthened; nano white carbon black is used in the color-absorbing layer and is in synergism with porous nano-fibers and chemical reagents in the color-absorbing layer, so that the adsorption function is enhanced; nano white carbon black is used as a filler in the washing layers, so that the washing effect is strengthened, and meanwhile, dirt in waste liquor is adsorbed and washed; through honeycomb pores in the nano-fibers, an absorption surface area and an adsorption effect of an adsorption layer and a nano fiber layer are improved. The color-absorbing laundry sheet integrates a laundry sheet and a color-absorbing sheet, achieves double-sided washing and double-sided adsorbing and has physical and chemical adsorption; the color-absorbing laundry sheet is convenient to take and place and easy to carry, is small and exquisite, can be completely dissolved in hot water or cold water, is free of phosphate, is free of environmental pollution and has very high practicability and extensive applicability.

The invention discloses a hollow glass desiccant comprising the following raw materials in parts by weight: 100 parts of sepiolite, 1-4 parts of hydrochloric acid, 2-15 parts of aluminum sulfate, 0.1-0.5 part of cation surfactants and 1-5 parts of sodium hexametaphosphate. The grain size of a finished product is 0.5-5 mm, the stacking density is 0.65-0.8 g/ml, the temperature rise is not less than 30 DEG C, the static water adsorbance is not less than 20%, the static nitrogen adsorbance is not greater than 0.2%, the abrasion rate is not greater than 0.2%, and the water content is not greater than 2%. The performance of the product in the invention is obviously higher than that of the hollow glass desiccant in the prior art, the product has higher adsorption capacity on water and also effectively reduces the adsorption capacity on oxygen molecules and nitrogen molecules, and the manufacturing cost is greatly reduced. The invention also discloses a production method of the hollow glass desiccant.

A composition for enriching O2, activating water, generating ultra-strong infrared ray, strong magnetic field and negative ions, and releasing trace elements is proportionally prepared from bioactive ceramics, sepiolite-family ore, and water glass as adhesive through proportional mixing, shaping and drying.

The invention provides an antistatic bamboo charcoal viscose fiber and a preparation method thereof, which fill up the blank of the conventional antistatic bamboo charcoal viscose fiber and solve the problem that the conventional bamboo charcoal viscose fiber is poor in spinning property. The antistatic bamboo charcoal viscose fiber is characterized by comprising 1-10 percent of graphite and 0.1-10 percent of bamboo charcoal, wherein the volume resistivity is lower than 1,010 ohm.cm, the ammonia absorption rate is more than or equal to 50 percent; the air permeability is more than or equal to 500mm/s, and the color fastness to washing is of 4-5 level. The antistatic bamboo charcoal viscose fiber disclosed by the invention has the functions of bacterium and ultraviolet prevention and deodorization, is high in air permeability and moisture absorption and has soft handfeel; the antistatic effect is obvious and lasting.

The invention discloses a traditional Chinese medicinal composition for treating infant eczema, acute and chronic eczema, and eczematous dermatitis. The traditional Chinese medicinal composition consists of 20-200 parts of egg oil, 0.5-50 parts of borneol and 0.4-5 parts of shrubby sophora extract. The composition, through a process, can be prepared into clinically acceptable dosage forms, such as an oil agent, an ointment, a gel, a soft capsule, a nano preparation and the like, which are concrete in therapeutic effect and convenient to use, carry and store. Both pharmacological study and clinical research show that the composition has functions of clearing away heat and toxic matters, removing dampness and relieving itch, and the composition is used for treating infant eczema, acute and chronic eczema, and eczematous dermatitis caused by interactive damp and hot; and the composition is free from side effect and capable of promoting aged skin renewal, and has a wide market prospect and social and economic values.