33results about How to "Effective adsorption and degradation" patented technology

The invention discloses a decoration board containing diatomite and a production method of the decoration board. The decoration board containing the diatomite comprises, by weight, 100-150 parts of diatomite, 50-70 parts of kaolin, 30-50 parts of titanium dioxide, 50-90 parts of shell powder, 80-120 parts of corn straw powder, 40-80 parts of polyvinyl chloride, 15-30 parts of glass fibers, 5-20 parts of foaming regulator, 5-15 parts of stearic acid and 50-80 parts of water. The produced decoration board can effectively purify indoor air, remove harmful substances such as formaldehyde, benzene and xylene, and effectively degrade the formaldehyde.

The invention discloses a glass fiber reinforced bamboo-plastic expanded material capable of removing formaldehyde and a preparation method thereof. The glass fiber reinforced bamboo-plastic expanded material is characterized by being prepared from the following raw materials in parts by weight: 1-3 parts of glass fiber, 60-70 parts of isotactic polypropylene, 1-2 parts of sericite, 10-15 parts of high-melt-strength polypropylene, 30-40 parts of bamboo powder, 10-15 parts of active carbon, 1-2 parts of emery powder, 20-25 parts of Cu(NO3)2, 1-3 parts of stearic acid, 1-3 parts of calcium stearate, 1-3 parts of a foaming agent AC1601, 10-15 parts of zinc stearate, 50-60 parts of a NaOH solution and 1-3 parts of polyacrylate emulsion. According to the glass fiber reinforced bamboo-plastic expanded material, polyacrylate and Cu(NO3)2 are used for modifying active carbon and diamond, thereby promoting the load of Cu(NO3)2 in the surfaces and ducts of active carbon and diamond; and by adding the glass fiber and the like, the stretching resistance and shock strength of the material are increased.

The invention relates to an oil-contaminated soil remediation agent and a preparation method thereof. The oil-contaminated remediation agent is grey black in appearance, has a pore size of 2-30 nm, apore volume of 1.118 * 10 <-3> to 1.391 * 10 <-3> cm<3>/g, and a specific surface area of 1.021 to 1.811 m<2>/g; according to the analysis results of an X-ray diffraction spectrometer, the oil-contaminated remediation agent has diffraction peaks at angles of 29.40 degrees, 35.96 degrees, 39.40 degrees, 43.16 degrees, 47.51 degrees and 48.50 degrees; and the results of infrared spectroscopy show that the oil-contaminated remediation agent has absorption peaks at 2680 cm<-1>, 2516 cm<-1>, 2335 cm<-1>, 1800 cm<-1>, 1445 cm<-1>, 876 cm<-1> and 708 cm<-1>. According to the method, shells are made into the oil-contaminated soil remediation agent through freezing permeation of a surfactant and high-temperature calcination, the oil-contaminated soil remediation agent can effectively adsorb and degrade oil contamination in soil, a removal rate reaches 49.38%, and a seed germination rate and total biomass after remediation reach 100% and 71.08 g/m <2>, respectively.

The invention provides a mesoporous composite material for degrading formaldehyde and a preparation method thereof; with a mesoporous Al-MCM-41 as a matrix material, the matrix mesoporous material has relatively high activity and relatively large specific surface area through Al doping, and the specific surface area of the Pt-TiO2/Al-MCM-41 composite material is high, so the relatively high adsorption ability of the composite material is ensured. In addition, the size increase of nanoparticles is effectively prevented by using a pore passage confinement effect of the mesoporous material, and high reaction activity is ensured; and at the same time, nano TiO2 is subjected to surface modification by using a noble metal Pt, and the photocatalyst reaction activity is further improved. Therefore, the prepared mesoporous composite material has high-efficiency adsorption and degradation abilities to high-concentration formaldehyde.

The invention discloses a mixed oxygenate-microorganism immobilization biological enhanced artificial floating island which comprises a photovoltaic water pump system, a water flow raising system, a Venturi gas inlet system, an upper floating body and a lower floating body, wherein the upper floating body floats on water; the Venturi gas inlet system comprises a longitudinally arranged Venturi pipe with openings formed in the two ends and a plurality of gas inlet pipes which is communicated with the throat of the Venturi pipe; an gas inlet hole of each gas inlet pipe is above the water level;the water flow raising system longitudinally penetrates through a floating body; the bottom of the water flow raising system is connected with an upper part straight cylinder of the Venturi pipe; thebottom of a lower part straight cylinder of the Venturi pipe is communicated with a water inlet hole of the photovoltaic water pump system; plants in the upper floating body and the lower floating body have the purification effect on the water quality; pollutants such as nitrogen, phosphorus and organic matters in water can be effectively degraded through biological membranes; and spherical fillers in the floating body greatly strengthen the adsorption and degradation effect on the pollutants. The mixed oxygenate-microorganism immobilization biological enhanced artificial floating island provided by the invention can greenly run with low carbon, can economically and efficiently improve the water quality of water bodies in shallow river lake and reservoirs in situ without power consumptionand controls eutrophication of the water body.

The invention discloses a lake and reservoir water body cyclic purification and utilization system and a cyclic purification method thereof. The system comprises a lake and reservoir water body, a lake and reservoir water outlet pump station, a bypass channel, a rubber dam, a water diversion channel, an immobilized filler caisson pretreatment unit, an underground channel, a water lifting pump station, an ecological gravel bed purification unit, an artificial wetland purification unit, a water collecting tank, a lake and reservoir water inlet pump station and a solar/wind energy water quality monitoring system. The water quality purification capacity is high, the problem that eutrophication is prone to occurring in the lake and reservoir area is solved, the water quality purification capacity is good, the ecological environment of the lake and reservoir area is remarkably improved, cyclic utilization of water can be promoted, and good ecological landscape performance is achieved.

The invention discloses a high-hardness formaldehyde-removing bamboo-plastic foamed composite door/window material and a preparation method thereof. The material is characterized by being made from the following raw materials according to parts by weight: 1-2 parts of TiO2, 60-70 parts of isotactic polypropylene, 1-2 parts of Al2O3, 10-15 parts of high-melt-strength polypropylene, 30-40 parts of bamboo powder, 10-15 parts of activated carbon, 1-2 parts of corundum powder, 20-25 parts of Cu(NO3)2, 1-3 parts of stearic acid, 1-3 parts of calcium stearate, 1-3 parts of foaming agent AC1601, 10-15 parts of zinc stearate, 50-60 parts of NaOH solution, and 1-3 parts of polyacrylate emulsion; the activated carbon and diamond are modified with polyacrylate and Cu(NO3)2, promoting the loading of Cu(NO3)2 on the surface of, and in ducts of, the activated carbon and diamond; the addition of the TiO2 and Al2O3 improves the hardness and impact strength of the composite material.

The invention discloses an anti-static bamboo-plastic foaming composite door and window material capable of removing formaldehyde and a preparation method thereof. The bamboo-plastic foaming composite door and window material is characterized by being prepared from, by weight parts, 1-2 parts of carbon black, 60-70 parts of isotactic polypropylene, 1-2 parts of carbon nanotubes, 10-15 parts of high melt strength polypropylene, 30-40 parts of bamboo powder, 10-15 parts of activated carbon, 1-2 parts of sorbitol, 1-2 parts of alundum powder, 20-25 parts of Cu(NO3)2, 1-3 parts of stearic acid, 1-3 parts of calcium stearate, 1-3 parts of foaming agent AC1601, 10-15 parts of zinc stearate, 50-60 parts of NaOH solution and 1-3 parts of polyacrylate emulsions. Polyacrylate and Cu(NO3)2 are used to modify activated carbon and diamond and promotes loads of Cu(NO3)2 on the surfaces of the activated carbon and diamond and in porous channels; and the anti-static capability of the material is achieved in combination with the added carbon black and the carbon nanotubes.

The invention discloses a bamboo-plastic foaming composite door window material capable of preventing electromagnetic radiation and a preparation method of the bamboo-plastic foaming composite door window material. The bamboo-plastic foaming composite door window material capable of preventing electromagnetic radiation is characterized by being prepared from the following raw materials in parts by weight: 2-4 parts of flaky graphite powder, 60-70 parts of isotatic polypropylene, 0.2-0.4 part of hydroxy iron powder, 10-15 parts of high melt strength polypropylene, 30-40 parts of bamboo powder, 10-15 parts of activated carbon, 1-2 parts of emery powder, 20-25 parts of Cu(NO3)2, 1-3 parts of stearic acid, 1-3 parts of calcium stearate, 1-3 parts of a foaming agent AC1,601, 10-15 parts of zinc stearate, 50-60 parts of a NaOH solution, and 1-3 parts of polyacrylate emulsion. The polyacrylate and Cu(NO3)2 are used for modifying the activated carbon and diamond, and loading of Cu(NO3)2 on surfaces and ducts of the activated carbon and the diamond is promoted; and owing to the flaky graphite powder and the hydroxy iron powder, electromagnetic radiation can be prevented effectively.

The invention belongs to the field of environment-friendly material chemical engineering, and particularly relates to a novel interior wall environment-friendly additive and a preparation method thereof. The additive comprises the following main components in parts by mass: 30-40 parts of diatomite powder, 20-25 parts of medical stone powder, 30-40 parts of tourmaline powder and 2-5 parts of titanium dioxide powder. The additive disclosed by the invention can effectively adsorb and degrade toxic and harmful substances such as benzene, methylbenzene, dimethylbenzene and formaldehyde in indoor air, has super-strong adsorption and degradation properties, and can provide negative ions, far infrared rays and the like for a long time.