383results about How to "Fast purification" patented technology

Novel cromolyn analogs useful as imaging agents for detecting atherosclerotic plaques and for treating atherosclerosis and Alzheimer's Disease, and methods of making the cromolyn analogs, are disclosed. The cromolyn analogs have the general formula (I), or formula (II); wherein X is OH, C1-C6 alkoxyl, 18F, or 19F; Y and Z are independently selected from a C1-C6 alkyl, CpC6 alkoxyl, halogen, un-substituted or C1-C6 substituted amine, 18F, 19F, or H; and n is 1, 2, or 3; and wherein for structure (I), if n are both 1 and Y and Z are both H, X is not OH.

The present invention relates to polynary metal cluster as water purifying material and its preparation process and use. The water purifying material is prepared with porous material in 50-99 wt%, and two or more metals of Ag, Cu, Zn and RE in 1-50 wt%. The preparation process includes: selecting metal source; adding the metal source directly or after being compounded into water solution into the porous material to form combined body; and introducing reductant after roasting. Water to be purified is made to flow through the water purifying material or mixed with the water purifying material for purifying. The water purifying material has great specific surface area, high activity and high homogeneity, and may be used to eliminate water soluble heavy metal ion, micro organic pollutant, residual chlorine and sterilizing side product in high effect.

The invention discloses a low-cost domestic sewage treatment agent. The low-cost domestic sewage treatment agent contains polymerized ferric chloride, polyacrylamide, polyethyleneimine, bentonite, sodium chloride, lime, an adsorbate, sodium carbonate and a pH regulator. The treatment agent has the advantages that domestic sewage can be treated effectively, the cost is low, the effect is good, the pollution to ecological environment caused by the domestic sewage is alleviated, the removal ratio of suspended solids in the sewage reaches 98.3%, the BOD (Biochemical Oxygen Demand) removal ratio is 95.2%, the COD (Chemical Oxygen Demand) removal ratio is 96.8%, and the chroma is 5.

The invention discloses a solar energy water purifier, which comprises a purifying pool, a clean water tank, a condensation plate, a water inlet, a water outlet, a vacuum port and a cooling port, the clean water tank is arranged at one side of the purifying pool, the condensation plate is arranged on the upper end of the purifying pool and the clean water tank, the water inlet is arranged at the upper end of the purifying pool, the water outlet is arranged at the lower end of the purifying pool, the vacuum port is arranged at the top of the purifying pool, and the cooling port is arranged at the upper end of the condensation plate. Through the above mode, the solar energy water purifier has the advantages of high reliability, compact structure, fast purifying speed, low energy consumption, good purifying effect, convenient usage, simple arrangement and low price, and has wide market prospect in sewage purifying and seawater desalination industries.

The invention discloses a filtering assembly of an artificial intelligence central dehumidification system. The filtering assembly comprises a box body, an arc-shaped filter plate is fixedly connectedto the inner wall of the box body, a groove is formed in the bottom in the box body, a reciprocating lead screw is rotatably connected to the side wall of the groove, a lead screw nut is in threadedconnection with the reciprocating lead screw, and a first cleaning device for cleaning the filter plate is installed on the lead screw nut. According to the invention, the lead screw nut in threaded connection with the reciprocating lead screw is arranged; the lead screw nut can drive a scraping plate to slide back and forth on the filter plate; dust accumulated on the filter plate is cleaned, thesituation that the air purification speed is low due to the fact that too much dust is accumulated on the filter plate is avoided, through the arrangement of a negative pressure fan fixedly connectedinto a dust suction box, dust scraped off from the filter plate by first bristles can enter the dust suction box through dust suction holes and a dust suction pipe, and the air purification speed isincreased.

The invention relates to a multifunctional nano-composite sewage purification film and its preparation method and application. The purification film includes a substrate, a photothermal evaporation film deposited on the substrate with photothermal conversion characteristics, and a photothermal evaporation film deposited on the photothermal evaporation film with catalytic Catalytic degradation film with degradation performance. The substrate is a micro-nano film with a certain porous structure. The photothermal evaporation film is made of a metal or its alloy or a non-metallic inorganic material with photothermal conversion characteristics. The catalytic degradation film is made of a micro-nano structure with It is made of nano photocatalyst material with catalytic degradation performance. Compared with the prior art, the multifunctional nanocomposite film proposed by the present invention has the functions of photocatalytic degradation and photothermal evaporation at the same time, and can carry out diversified purification and purification of sewage, thereby improving the overall conversion rate and utilization rate of sunlight and Can greatly improve the efficiency of sewage purification.

The invention mainly discloses a solar water purifier for lakes and a water purification method thereof. According to the technical scheme, the solar water purifier comprises a main body, a purification system, an energy system, a drive unit, a lighting device and a fixation device. The energy system comprises a solar cell panel, a storage battery and a charging panel. An oxygenation chamber, a disinfection chamber and a purifying chamber are arranged inside the main body. An ozone generator, an air compressor, a bubble generator and an aerator pipe are disposed inside the oxygenation chamber. A drug blending tank is arranged inside the disinfection chamber. A purifier is disposed inside the purifying chamber. When the device operates, installation and pilot run of the device are firstly carried out. After successful pilot run, the device is put into a lake. By mobile positioning of the drive unit, a water body undergoes disinfection, oxygenation and purification. The energy system provides energy. Thus, energy is self-sufficient. The solar water purifier has a simple structure, is low-cost and clean. By various purification methods, purification efficiency is high. By the floating and stationary combined design, position of the device can be controlled freely. Thus, repair rate of water body is high. The solar water purifier is easy to operate.

The invention relates to an air cleaning agent and a preparation method thereof, and belongs to the technical field of environmental protection. The air cleaning agent comprises a globular carrier and a reactive metal or reactive metal oxide, wherein the globular carrier is a flower-ball-shaped rare-earth oxide, the globular carrier is composed of sheet petals by interweaving, and the reactive metal or reactive metal oxide is attached on the petal gaps of the globular carrier and the outer-layer petals. The air cleaning agent provided by the invention has the advantages that the air cleaning effect under the normal temperature is greatly improved, the air cleaning agent has the good catalytic activity, and the air cleaning speed is greatly improved; compared with the existing catalyst, the service life of the air cleaning agent is prolonged more than ten times, the air cleaning cost is reduced, and the air cleaning agent has the good antibacterial effect and has the good killing action on the common germs and viruses; the technology of the preparation method is mature, the technology and the operation are easy to control, the distribution of a microstructure of the cleaning agent is uniform, and the productive rate is more than 80%.

Novel cromolyn analogs useful as imaging agents for detecting atherosclerotic plaques and for treating atherosclerosis and Alzheimer's Disease, and methods of making the cromolyn analogs, are disclosed. The cromolyn analogs have the general formula;

wherein X is OH, C₁-C₆ alkoxyl; Y and Z are independently selected from a C₁-C₆ alkyl, C₁-C₆ alkoxyl, halogen, mi-substituted or C₁-C₆ substituted amine, ¹⁸F, ¹⁹F, or H; and n is 1, 2, or 3; and wherein for structure (I), if n are both 1 and Y and Z are both H and X is OH.

The invention relates to a vertical photo-catalysis air disinfection purifying device. In the lower part of casing, it arranges a adjustable speed motor and connected power room, a ultraviolet lamp, and a photo-catalysis of change-speed gear box; one photo-catalysis wind-wheel, a fluid level gage, purifying liquid and purifying liquid ultraviolet lamp in the purifying liquid, while at least one of them is connected to the change-speed gear box. In the middle part of casing, it arranges an axial flown fan and an active carbon screen. In the upper part of casing, it arranges a negative-ion generator connected to its power source via lead wire, a control panel and an outlet shutter. At the side surface of lower part of casing, it arranges an inlet screen, an inlet shutter, a purifying liquid feeding valve, and a purifying liquid discharging valve. The invention has reasonable design, simple structure, fast purifying speed, high efficiency while it can refresh air without secondary pollution, and it can be used in hospital, classroom, cinema and house etc.

The invention relates to integrated waste gas treatment equipment. The integrated waste gas treatment equipment comprises a cooling device, a spraying purifying device and a gas purifying device, wherein the cooling device comprises a shell and a cooling spraying mechanism, the shell is provided with a cooling cavity, the cooling spraying mechanism is arranged in the cooling cavity, multiple clapboards are arranged from a cooling gas inlet to a cooling gas outlet in the cooling cavity so as to divide the cooling cavity into multiple cooling areas, and the clapboards are provided with through holes; the spraying purifying device comprises a tower body and a purifying spraying mechanism, the tower body is provided with an accommodation cavity, a purifying gas inlet, a purifying water outlet and a purifying gas outlet, the purifying gas inlet, the purifying water outlet, and the purifying gas outlet communicated with the accommodation cavity, the purifying spraying mechanism is arranged in the accommodation cavity, and the purifying gas inlet is communicated with the cooling gas outlet; the gas purifying device comprises a body which is provided with a purifying cavity, the body is provided with a wind inlet and a wind outlet, the wind inlet and the wind outlet are communicated with the purifying cavity, the wind inlet is communicated with the purifying gas outlet, and the purifying cavity comprises a plasma reaction cavity. The integrated waste gas treatment equipment is diversified in purifying function, waste gas causing odor pollution is degraded through multistage purification, the gas purifying velocity is obviously increased, and purification is conducted more thoroughly.

The invention provides a microbe water purifying additive and a preparation method thereof and an application thereof. The preparation of the microbe water purifying additive is as follows: aspergillus niger CCAM080003 is subject to activation, expansion and fermentation culture, and the culture materials collected are dried and crushed, and the additive is prepared. The microbe water purifying additive of the invention contains hydrolase such as hot activity cellulase, xylanase, dextranase, prolease and lipase, etc., and can accelerate the decomposition of organic matters in the sewage and improve the water treatment efficiency, so the microbe water purifying additive is applied to the water purification treatment in ponds, sewage treatment plants and scenic water, etc. The microbe water purifying additive of the invention can be joined with the microbe purifying agent to purify water; compared with the independent use of the microbe purifying agent, the addition of the water purifying additive can greatly improve the speed of purifying the water and obviously improving the purifying effect.

The invention discloses a recombination Staphylococcus aureus enteritis toxin E with SEQ ID NO.1 amino acid sequence, which is composed of pGEX-4T-1 and SEQ ID NO.2 nucleotide sequence. The invention utilizes hyperantigen activity to accelerate the breeding of splenocyte and inhibit tumour from growing, which is fit for preparing high-purity enterotoxin and hyperantigen agent.

The invention relates to the technical field of water purification treatment equipment and provides a treatment system for sea water desalination and water purification. The treatment system comprises a settling tank, a water tower, a fresh water tank and a purified water tank, which are orderly connected by use of pipelines; the water tower is arranged on a water tower base having a certain height; a pressure pump is arranged on the pipeline connected between the settling tank and the water tower; a water inflow chamber is arranged at the water inlet of the pipeline of the settling tank; a primary filter layer is connected to the surface of the water inflow chamber; the primary filter layer comprises a plurality of layers of filter screens dope with graphene or graphitic alkyne; the fresh water tank is provided with a secondary filter layer transversely penetrating through the middle of the fresh water tank; the secondary filter layer comprises a supporting substrate and a graphene or graphitic alkyne nano-film attached on the supporting substrate. The water purification treatment system is high in water purification treatment speed, good in water purification treatment effect, high in water purification treatment universality and low in water purification treatment cost.

The present invention provides a kind of recombinant staphylococcus aureus enterotoxin I prepared through genetic engineering process, and the protein is one kind of super antigen with the amino acid sequence of SEQ ID No. 1. The recombinant plasmid is reconstructed with pGEX-4T-1 and the nucleotide sequence of SEQ ID No. 2. Extracorporeal experiment shows that the prepared high purity recombinant SEI protein can excite the splenic lymphopoiesis of mouse effectively in dosage depending relationship and the excited splenic lymphocyte of the mouse has obvious tumor cell killing effect. Compared with available staphylococcus aureus enterotoxin C as the main effective component in the staphylococcus aureus filtrate preparation, the recombinant SEI protein has even high super antigen activity and may be prepared into super antigen preparation for inhibiting tumor growth effectively.

The invention provides a surface-enhanced Raman scattering (SERS) method for rapidly detecting new psychoactive substances in human urine, which comprises the following steps: synthesizing gold nanorod colloidal sols with SERS activity; dripping the cleaned gold nanorod colloidal sols onto a clean hydrophobic silicon wafer, and drying to obtain an SERS substrate; collecting human urine, adding a nitric acid solution, shaking, and standing for 4-6 min; adding a slightly alkaline solution and an organic extractant, and carrying out shaking extraction; standing for 1-2 min, and collecting an organic layer solution; and dripping the organic layer solution onto the SERS substrate, and performing SERS detection with a portable Raman spectrometer. Through pretreatment of toxins in human urine, the method disclosed by the invention can rapidly purify and enrich new psychoactive substances in human urine, and the detection is sensitive and rapid and can be completed within 10 min.