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39results about How to "Adsorption has" patented technology

Preparation method of adsorbing visible light catalytic material used for air pollution management

The invention relates to a preparation method of an adsorbing visible light catalytic material used for air pollution management. Particularly, coal gangues, asphalt powder and tourmalines are used as raw materials to prepare an active carbon-zeolite compound with perpetual negative charges, and the active carbon-zeolite compound is used as a carrier of a WO3/TiO2 catalyst to be synthesized into the adsorbing visible light catalytic material. In the composite material, the tourmalines naturally carry the perpetual negative charges, and PM2.5 with positive charges in the air can be continuously and efficiently adsorbed; the active carbon-zeolite compound generated by the coal gangues has the super-large specific surface area, and also has the hydrophily of zeolite and the lyophobic property of active carbon, so that the active carbon-zeolite compound has good specific adsorption property on polar pollutants in the air and lyophobic VOCs substances and the like; and the adsorbed pollutants can be degraded and removed by the WO3/TiO2 catalyst under the illumination of sunlight. The product can be used for the technical field of an outer wall coating and keeps self-clean after being washed by rainwater, so that the continuous efficient purification on the pullulated air is realized.
Owner:TONGJI UNIV

Method for degradation of organochloride

The invention relates to a method for degrading the chloride, which comprises the following steps: firstly the surface of the hollow glass micro balloon is loaded with the iron and nickel dual-metal particles so as to modify the surface of the hollow glass micro balloon in liquid-phaseelectroless plating way; secondly, the modified hollow glass micro balloon is adopted as the absorption agent, the restoration agent and the catalyst to degrade the organic chloride. On the one hand, the problem of the load of the catalyst (Fe-Ni) is resolved; on the other hand, the surface area of the catalyst is enlarged, so that the active center of the reaction is increased; moreover, after heating and promoting with the micro wave in the reaction, a plurality of heat points can be generated on the surface of the hollow glass micro balloon, thereby greatly improving the absorption efficiency of the micro-wave energy. Under the cooperative effect of the absorption of the modified hollow glass micro balloon and the inducement of the micro wave, the degradation of the organic chloride is more efficient and more thorough. The method is simple to be operated, and is free from generating the toxic intermediate bodies, and has good effect to degrade the organic chloride, and is a good method for processing the organic chloride waste water.
Owner:CHONGQING UNIV

Bionic specific immunity adsorbing material and preparation method as well as application thereof

ActiveCN102671638AAvoid defects such as expensive, easy to fall off, and low safetyMaintain spatial structureOther chemical processesPeptide preparation methodsMethylene DichlorideSodium ascorbate
The invention discloses a bionic specific immunity adsorbing material and a preparation method as well as application thereof. The preparation method comprises the following steps of: reacting epoxidation agarose with sodium azide to obtain agarose azide gel; dissolving succinic anhydride into methylene dichloride and propargyl alcohol and adding a catalyst to prepare acetylenic acid; dissolving the acetylenic acid and N-hydroxysuccinimide into 1,4-dioxane, and then adding a condensing agent to prepare active ester of the acetylenic acid; dissolving the active ester of the acetylenic acid into the 1,4-dioxane and then mixing with aqueous solution of aglycone to prepare ethynylation amino acid; dissolving solution of the ethynylation amino acid into agarose azide; and adding copper sulfate pentahydrate and sodium ascorbate as catalysts to prepare a product. According to the bionic specific immunity adsorbing material and the preparation method as well as application thereof, the agarose gel which is rich in hydroxyl groups and has good blood compatibility and mechanical property is used as a carrier, synthesis steps are simple, the preparation is safe, and a product has the characteristics of high specificity, high adsorption efficiency on IgG (Immunoglobulin G) and good regeneration performance and can be used for IgG separation and clinical immunoadsorption treatment.
Owner:杭州是派生物科技有限公司

Preparation method and application of hollow composition template molecularly imprinted polymer micro-shell

The invention discloses a preparation method and application of a hollow composition template molecularly imprinted polymer micro-shell having a selective absorption effect on sulfanilamide and quinolone antibiotics. The preparation method of the micro-shell comprises the following steps: preparing polystyrene nano-particles, preparing a pre-assembly solution, preparing molecularly imprinted nanospheres, preparing a hollow polymer material, and removing template molecules. The hollow composition template molecularly imprinted polymer micro-shell prepared by the invention not only has the advantages of being good in molecular imprinted polymer selectivity, but also has the advantages of being large in absorption capacity, rapid in absorption rate, wide in application range and the like compared with other types of molecularly imprinted polymers. The preparation method of the hollow composition template molecularly imprinted material not only can solve the existing bottleneck problems ofthe molecularly imprinted material, but also can significantly broaden the selective absorption range of the hollow molecularly imprinted material, thereby widening the application range of the molecularly imprinted material.
Owner:DALIAN POLYTECHNIC UNIVERSITY

Starch-based montmorillonoid composite adsorption material with various charges distributed on surface and preparation method of starch-based montmorillonoid composite adsorption material

The invention discloses a starch-based montmorillonoid composite adsorption material with various charges distributed on the surface and a preparation method of the starch-based montmorillonoid composite adsorption material, and belongs to the technical field of preparation of absorbents. The method comprises the following steps: (1) preparing a starch milk solution; (2) carrying out cationizationon starch molecules; (3) preparing negative ions and a nonionic solution; (4) carrying out anionization on the starch molecules, and introducing a nonionic group; and (5) preparing the starch-based montmorillonoid composite adsorption material. By molecular modification such as amination, phosphate esterification and net working, cations, anions and nonionic groups are introduced, the various charges are distributed on the surface, and a special molecular structure space effect is achieved. The montmorillonoid as a traditional adsorbent is introduced, the specific surface area is increased, and the adsorption capacity is increased. The starch-based montmorillonoid composite adsorption material with various charges distributed on the surface has double adsorption characteristics of anion and cation starch and the montmorillonoid, and the composite absorption material is easily separated after absorption is finished.
Owner:SOUTH CHINA UNIV OF TECH

Organic wastewater treating agent and preparation method thereof

The invention discloses an organic wastewater treating agent and a preparation method thereof. The preparation method comprises the following steps: enabling an activated molecular sieve, an inorganic titanium salt for coating the activated molecular sieve, and ammonium carbonate for adjusting the pH value of a reaction system to 4-5 to react, and performing dehydration, drying and calcining, thereby obtaining the organic wastewater treating agent, wherein the inorganic titanium salt is added according to a mass ratio of [Ti]<4+> to the activated molecular sieve as (15-20):100; the activated molecular sieve is prepared from a waste molecular sieve which is crushed and acidified with sulfuric acid. As the waste molecular sieve is subjected to acid leaching activation, impurities which block pores of the waste molecular sieve can be dissolved by acid, and the adsorption property and the ion exchange property of the waste molecular sieve can be recovered; the activated molecular sieve is subjected to nano titanium dioxide load modification, so that the activated molecular sieve has a novel function, that is, a photocatalytic degradation property, the modified activated molecular sieve has not only adsorption and ion exchange properties, but also a photocatalytic degradation property under the radiation of ultraviolet light.
Owner:LUOYANG INST OF SCI & TECH

A network interface assembly for a network communication device

The invention belongs to the technical field of network equipment, in particular to a network interface assembly for network communication equipment. The assembly comprises network communication equipment and a network end access port, a dust collecting groove located below a chip board in the network communication equipment is formed under the network end access port and communicated with the bottom of the network end access port through a through groove in the top side, and an electrostatic groove plate is arranged at the bottom of an inner cavity of the dust collecting groove. According tothe invention, through the combination effect of the external cover plate and the bearing push plate, all parts are combined; the bearing push plate is driven to move under the action of passive force; dust on the chip is adsorbed; Brushing and cleaning, in the process that the dust removal brush adsorbs dust, dust is removed; Through the combined action of the dust removal brush and the movable groove, dust on the dust removal brush enters the bearing push plate through the movable groove along the spiral groove in the dust removal brush, it is guaranteed that the dust on the dust removal brush has the falling function in the movement process of the dust removal brush, and therefore the dust removal brush has the functions of continuously adsorbing, brushing and cleaning the dust.
Owner:JIANGSU KECHUANG TRAFFIC SAFETY IND RES INST CO LTD

Modified activated carbon fiber composite material and preparation method thereof, heterogeneous electro-Fenton catalytic composite material and application thereof

The invention provides a modified activated carbon fiber composite material, a preparation method of the modified activated carbon fiber composite material, a heterogeneous electro-Fenton catalytic composite material and application of the heterogeneous electro-Fenton catalytic composite material. The preparation method comprises the following steps: pre-treating activated carbon fibers by using an acid solution to obtain pre-acidified activated carbon fibers; the preparation method comprises the following steps: mixing ferrite and silver salt in water to carry out first reaction, then adding pre-acidified activated carbon fibers and alkali to form a reaction system, and carrying out second reaction to obtain the modified activated carbon fiber composite material. The invention also provides the modified activated carbon fiber composite material obtained by the preparation method. The invention further provides a heterogeneous electric-Fenton catalytic composite material comprising the modified activated carbon fiber composite material, and an application of the heterogeneous electric-Fenton catalytic composite material in heterogeneous electric-Fenton catalytic degradation of organic pollutants. The modified activated carbon fiber composite material provided by the invention has relatively high catalytic activity and cycling stability.
Owner:CHINA UNIV OF PETROLEUM (BEIJING)

Method for degradation of organochloride

The invention relates to a method for degrading the chloride, which comprises the following steps: firstly the surface of the hollow glass micro balloon is loaded with the iron and nickel dual-metal particles so as to modify the surface of the hollow glass micro balloon in liquid-phaseelectroless plating way; secondly, the modified hollow glass micro balloon is adopted as the absorption agent, the restoration agent and the catalyst to degrade the organic chloride. On the one hand, the problem of the load of the catalyst (Fe-Ni) is resolved; on the other hand, the surface area of the catalyst is enlarged, so that the active center of the reaction is increased; moreover, after heating and promoting with the micro wave in the reaction, a plurality of heat points can be generated on the surface of the hollow glass micro balloon, thereby greatly improving the absorption efficiency of the micro-wave energy. Under the cooperative effect of the absorption of the modified hollow glass micro balloon and the inducement of the micro wave, the degradation of the organic chloride is more efficient and more thorough. The method is simple to be operated, and is free from generating the toxic intermediate bodies, and has good effect to degrade the organic chloride, and is a good method for processing the organic chloride waste water.
Owner:CHONGQING UNIV

Network port component for network communication equipment

The invention belongs to the technical field of network equipment, and specifically relates to a network port assembly for network communication equipment, including network communication equipment and a network terminal access port. A chip board located in the network communication device is provided directly below the network terminal access port. The dust collection tank below, the dust collection tank is connected with the bottom of the net end inlet through the through groove on the top side, and the bottom of the inner cavity of the dust collection tank is provided with an electrostatic slot plate. In the present invention, through the combined action of the external cover plate and the parts on the receiving push plate, the receiving push plate can absorb, brush and clean the dust on the chip during the passive moving process of the push plate, and the dust on the dust removal brush can be cleaned. During the adsorption process, through the combined action of the dust removal brush and the movable groove, the dust on the dust removal brush enters the receiving push plate along the spiral groove in the dust removal brush through the movable groove, so as to ensure the dust on the dust removal brush during the movement of the dust removal brush. The dust has the function of falling, so that the dust removal brush has the function of continuously absorbing, brushing and cleaning the dust.
Owner:JIANGSU KECHUANG TRAFFIC SAFETY IND RES INST CO LTD

Device for carrying out environment-friendly treatment on haze by utilizing suction force

The invention relates to the technical field of air treatment, and discloses a device for performing environment-friendly treatment on haze by using suction force. According to the device, a frame isarranged above and movably connected with the front surface of a base, and a lower-end connecting rod is movably connected to the upper end of a connecting accessory. According to the device for conducting environment-friendly treatment on haze through suction force, haze enters the device through a hole groove in a disc, a supporting rod is powered on and slowly and gradually stretches out, an upper-end connecting rod is pushed to the outer side edge by the supporting rod, a gear accessory in the upper-end connecting rod moves along with the upper-end connecting rod, and two gears are meshedwith each other and rotate in a rotary button, so the lower-end connecting rod enables two piston pipes to gradually get close to the middle under linkage acting force due to the fact that the lower-end connecting rod is meshed with the gear inside the upper-end connecting rod; and through the cooperative use of the piston pipes and the disc, the cleanness of haze is improved through the adsorption effect after the haze passes through activated adsorption carbon, and the effect of adsorbing haze particles is achieved.
Owner:曾志华

Bionic specific immunity adsorbing material and preparation method as well as application thereof

The invention discloses a bionic specific immunity adsorbing material and a preparation method as well as application thereof. The preparation method comprises the following steps of: reacting epoxidation agarose with sodium azide to obtain agarose azide gel; dissolving succinic anhydride into methylene dichloride and propargyl alcohol and adding a catalyst to prepare acetylenic acid; dissolving the acetylenic acid and N-hydroxysuccinimide into 1,4-dioxane, and then adding a condensing agent to prepare active ester of the acetylenic acid; dissolving the active ester of the acetylenic acid into the 1,4-dioxane and then mixing with aqueous solution of aglycone to prepare ethynylation amino acid; dissolving solution of the ethynylation amino acid into agarose azide; and adding copper sulfate pentahydrate and sodium ascorbate as catalysts to prepare a product. According to the bionic specific immunity adsorbing material and the preparation method as well as application thereof, the agarose gel which is rich in hydroxyl groups and has good blood compatibility and mechanical property is used as a carrier, synthesis steps are simple, the preparation is safe, and a product has the characteristics of high specificity, high adsorption efficiency on IgG (Immunoglobulin G) and good regeneration performance and can be used for IgG separation and clinical immunoadsorption treatment.
Owner:杭州是派生物科技有限公司

A preparation method of adsorption visible light catalytic material for air pollution control

The invention relates to a preparation method of an adsorbing visible light catalytic material used for air pollution management. Particularly, coal gangues, asphalt powder and tourmalines are used as raw materials to prepare an active carbon-zeolite compound with perpetual negative charges, and the active carbon-zeolite compound is used as a carrier of a WO3 / TiO2 catalyst to be synthesized into the adsorbing visible light catalytic material. In the composite material, the tourmalines naturally carry the perpetual negative charges, and PM2.5 with positive charges in the air can be continuously and efficiently adsorbed; the active carbon-zeolite compound generated by the coal gangues has the super-large specific surface area, and also has the hydrophily of zeolite and the lyophobic property of active carbon, so that the active carbon-zeolite compound has good specific adsorption property on polar pollutants in the air and lyophobic VOCs substances and the like; and the adsorbed pollutants can be degraded and removed by the WO3 / TiO2 catalyst under the illumination of sunlight. The product can be used for the technical field of an outer wall coating and keeps self-clean after being washed by rainwater, so that the continuous efficient purification on the pullulated air is realized.
Owner:TONGJI UNIV

Odor-inhibiting hydrophilic soft sponge based on silicon-phosphorus-aluminum zeolite molecular sieve and preparation method thereof

ActiveCN112175167AHigh hydrophilic activityHigh water absorption rateAbsorbent padsBaby linensCelluloseToluene diisocyanate
The invention relates to an odor-inhibiting hydrophilic soft sponge based on a silicon-phosphorus-aluminum zeolite molecular sieve and a preparation method thereof. The odor-inhibiting hydrophilic soft sponge is prepared from the following raw materials by weight: 10.9 parts of DEP-505S, 9.1 parts of universal polyether polyol, 10 parts of toluene diisocynate, 5 parts of dichloromethane, 0.5 partof organic silicone oil, 0.1 part of dimethylethanolamine, 0.1 part of stannous octoate, 5 parts of cellulose, 1 part of super absorbent resin and 1.5 parts of deionized water. The dosage of the silicon-phosphorus-aluminum zeolite molecular sieve is 1 part, the particle size is 0.5microm, and the specific surface area of the silicon-phosphorus-aluminum zeolite molecular sieve is 750m<2> / g, and acidification and surface coupling coating treatment is carried out according to the process method of: putting the silicon-phosphorus-aluminum zeolite molecular sieve into a citric acid microcapsule solution to enable the concentration of the silicon-phosphorus-aluminum zeolite molecular sieve to be 5%-20%, then carrying out ultrasonic treatment for 4-6 hours to a constant weight, and then carryingout surface coupling coating treatment by adopting a silane coupling agent containing vinyl.
Owner:FUJIAN HENGAN HYGIENE MATERIAL
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