597results about How to "Efficient curing" patented technology

A UV light irradiating apparatus for irradiating a semiconductor substrate with UV light includes: a reactor in which a substrate-supporting table is provided; a UV light irradiation unit connected to the reactor for irradiating a semiconductor substrate placed on the substrate-supporting table with UV light through a light transmission window; and a liquid layer forming channel disposed between the light transmission window and at least one UV lamp for forming a liquid layer through which the UV light is transmitted. The liquid layer is formed by a liquid flowing through the liquid layer forming channel.

The invention relates to a soil improvement technology and an environment protection technology and particularly discloses a biochar mixing type protected horticultural vegetable field soil heavy metal passivant and a preparation method thereof. The soil heavy metal passivant comprises the following components in percentage by weight: 50 to 60 percent of biochar, 5 to 10 percent of medical stone powder, 5 to 10 percent of diatomite powder, 10 to 20 percent of lignite and 10 to 20 percent of coal ash. The preparation method for the soil heavy metal passivant comprises the following steps of: mixing the medical stone powder which is screened by an 80-mesh sieve, the diatomite powder which is screened by an 80-mesh sieve, the lignite, and the coal ash which is screened by an 80-mesh sieve, uniformly stirring, mixing with biochar which is screened by a 20-mesh sieve, fully stirring, and mixing uniformly to prepare the soil heavy metal passivant. The soil heavy metal passivant is easy to prepare; and the effects of passivating the protected horticultural vegetable field soil heavy metal, and reducing the content of recyclable heavy metal of plant in soil can be achieved under the synergistic effects of all components.

A method of isolating epithelial cells from a human skin tissue or internal organ tissue using trypsin and ethylenediamine tetraacetic acid (EDTA) simultaneously with the application of magnetic stirring, a method of preconditioning isolated biological cells by the application of physical stimulus, i.e., strain, are provided. Epithelial cells can be isolated by the method with increased yield, colony forming efficiency (CFE), and colony size. Also, the increased percentage of stem cells in isolated cells is advantageous in therapeutic tissue implantation by autologous or allogeneic transplantation. In skin cells preconditioned by the application of strain, cell division is facilitated, and the secretion of extracellular matrix components and growth factors and the activity of matrix metalloproteinases (MMPs) are improved. When preconditioned cells are implanted by autologous or allogeneic transplantation to heal a damaged tissue, the improved cell adhesion, mobility, and viability provides a biological adjustment effect against a variety of stresses or physical stimuli which the cells would undergo after implantation, with improved capability of integration into host tissue, thereby markedly improving the probability of success in skin grafting.

The invention discloses a neutral inorganic composite material for dehydration, solidification and modification of high water content sludge. The composite material comprises a powdery mixture consisting of the following components in part by weight: 100 parts of water hardened solidifying material consisting of hydrated gypsum and magnesium oxide, 80 to 120 parts of inorganic water absorption ash material, 20 to 40 parts of inorganic substance aid hardened material, 1 to 10 parts of high polymer coagulant and 1 to 5 parts of modifying functional agent. After being treated by the neutral inorganic composite material, the solidified sludge has high compressive strength; the pH of the lixivium is neutral, and meanwhile, harmful substances such as heavy metal and the like in the sludge can be effectively solidified; the treated sludge meets the requirement of landfill soil, soil for earthwork or soil for greening and farmlands; and the neutral inorganic composite material can be widely applied to the dehydration, solidification and modification of the high water content sludge such as sludge from waterworks, dredged bottom mud of rivers and lakes, residual building soil and the like.

PCT No. PCT / KR97 / 00055 Sec. 371 Date Aug. 2, 1999 Sec. 102(e) Date Aug. 2, 1999 PCT Filed Apr. 1, 1997 PCT Pub. No. WO97 / 36949 PCT Pub. Date Oct. 9, 1997A preparation method for biodegradable polymeric microspheres using a solvent extraction method for biodegradable polymeric microspheres for treating a local inflammation disease using the same which are capable of effectively curing ozena such as sinusitis and a middle ear infection. Since a non-solvent of polymer is added into an outer aqueous phase in advance, the solidification of the polymer is implemented in a short time which, in turn, improves encapsulation of the therapeutic agent used.

The invention relates to the soil improvement technology and the environment protection technology, in particular to a soil heavy metal passivant for the facilities vegetable field and a preparation method thereof for solving the problem that due to solid heavy metal pollution, the sustainable utilization of the facilities vegetable field is influenced. The soil heavy metal passivant for the facilities vegetable field comprises the following components in percentage by weight: 10 to 30 percent of medical stone powder, 10 to 30 percent of diatomite in powder, 10 to 20 percent of zeolite powder, 20 to 30 percent of lignite and 25 to 35 percent of fly ash. The preparation method for the soil heavy metal passivant comprises the following steps: mixing the medical stone powder passing through a 80-mesh screen, the diatomite in powder passing through a 80-mesh screen and the zeolite powder passing through a 80-mesh screen with lignite and uniformly stirring the mixture; and mixing the mixture with the fly ash passing through a 80-mesh screen, sufficiently stirring the mixture and after mixing uniformly, preparing the soil heavy metal passivant. The invention has simple preparation method and achieves the effects of passivating the soil heavy metals in the facilities vegetable filed and reducing the content of heavy metals in the soil which can be utilized by the crops by synergistic effect of the components.

The invention discloses an artificial quartz plate raw material, an artificial quartz plate and a preparation method of the artificial quartz plate. The plate raw material is composed of a solid material and an additive, wherein the constituent content of the solid material by weight percentage is 58-62% of quartz sand, 28-32% of quartz powder and 8-13% of unsaturated polyester resin, the particle size of the quartz sand is 4-140 meshes, the particle size of the quartz powder is 25-1,250 meshes, the additive is a curing agent and a coupling agent, the weight of the curing agent is 0.8-2.0% of the weight of the unsaturated polyester resin, and the weight of the coupling agent is 0.5-1.5% of the weight of the unsaturated polyester resin. The preparation method of the artificial quartz plate sequentially comprises 1) weighting the raw material; 2) evenly overlaying the raw material of a template; 3) oscillating the template to press and form; 4) heating and curing the template through a microwave curing furnace; and 5) tapping out to demould and stacking to cool. The artificial quartz plate is simple in constituent and good in comprehensive mechanical property. The preparation method of the artificial quartz plate is low in energy consumption, high in efficiency and good in controllability of operation processes.

Ink jet printing is provided on large area substrates such as wide width textile webs. The printheads are driven by linear servo motors (633) across a bridge (630) that extends across the substrate. The timing of the jetting of the ink is coordinated with the motion of the printheads (640,641), so that the heads can be rapidly moved and the ink can be jetted while the printheads are accelerating or decelerating as they move on the bridge. Preferably, ultraviolet (UV) light curable ink is jetted and first partially cured with UV light (645,646) and then subjected to heating to more completely reduce uncured monomers of the ink on the substrate. Preferably, the heat is applied by contacting the substrate with a heated plate (661,662). Ink jet printing is provided using ultraviolet (UV) light curable or other curable composition or stable or other printable substance. In certain embodiments the UV ink has a dye-component therein. The ink is jetted onto a substrate, the composition is cured, then heated to set the dye. Sublimation dye-based UV ink printing onto polyester is preferred. A release layer of protective material (702,704), such as a TEFLON film or sheet, covers a substrate support (705,706). A porous substrate to be printed, such as a textile material (711), is supported on or above the support. Ink is jetted onto the substrate, with some of the ink passing through pores in the substrate and landing on the protective material. UV curable ink is preferably used and is exposed by UV light from a UV light curing head, which solidifies the ink on the substrate. The UV curing light has a long enough focal length to focus on the surface of the substrate and also, where it passes through pores in the substrate, on ink on the protective material, thereby solidifying the ink on the protective material. When the substrate is removed from the support, the solidified ink on the protective material may be wiped from the protective material. The protective material may be a coating on the support over which the substrate slides or a belt that moves with the substrate. A textile substrate may be preconditioned by singeing or shaving to remove fuzz from the fabric that could clog the printheads. A printhead cleaning station is also provided.

The invention discloses a curing agent for heavy metal contaminated soil restoration and a heavy metal contaminated soil restoration method. The curing agent for the heavy metal contaminated soil restoration comprises sulphoaluminate cement, and composition containing active silica and quick lime can be further added in the curing agent. After the sulphoaluminate cement is mixed with soil contaminated by heavy metal, firstly calcium sulphoaluminate in the sulphoaluminate cement is reacted with water to form monosulfate calcium hydroaluminosulfate, then heavy metal compound chemical bond is broken, heavy metal and atoms in ettringite are subjected to recombination of the chemical bond, metal atoms are constrained in a crystal lattice in space and not prone to be precipitated, thereby the purpose of curing heavy metal can be achieved, and the leaching toxicity of the heavy metal is reduced. A test proves that an obvious restorative effect can be achieved after the sulphoaluminate cement is used for 24 hours, namely after restoration, the soil leaching concentration is reduced and maintained within specified requirements, and the heavy metal can be effectively cured.

The invention discloses a desert control method of a chemical sand-fixing greening technology based on organic composite materials, and the desert control method is characterized in that hydrophilic polyurethane resin curing agent solution is sprayed on a sand or soil layer of greening objects for sowing the vegetation for forming a porous fixed sand layer. The fixed sand layer formed by the method has appropriate thickness and strength, good durability, good anti-freeze and melt properties and functions of water retention, thermal insulation, ventilation, vegetation and the like. According to the method of the invention, the stable and effective solidifying can be carried out on sand even under the specific desert environments of no abundant groundwater sources and strong wind erosion, and the purpose of vegetation greening can be also realized. The method has large-scale construction properties and good economic performances, thereby being applicable to the needs of large-scale chemical sand fixing and vegetation greening of the vast desert and realizing the plant greening function and the ecological restoration and the control of desertified land.

An organic electro luminescent display with auxiliary layers on a cathode contact and an encapsulating junction region to easily remove polymer organic layers of the junction and a method for fabricating the same. The organic electro luminescent display has the first electrode formed on a lower insulating substrate, a pixel defining layer formed to make some portions of the first electrode opened over the entire surface of the lower insulating substrate, an organic emission layer formed on an opening of the first electrode, the second electrode formed on the organic emission layer, an upper substrate for encapsulating the first electrode, the organic emission layer and the second electrode, and auxiliary layers formed on the cathode contact and the encapsulating junction region of the lower insulating substrate.

A rectangular tilt-up concrete tank includes a concrete slab with a metal plate anchored thereto, the metal plate defining at least one substantially linear concrete side wall location. A plurality of preformed concrete side panels each having metal plates attached along a bottom edge and opposing side edges are welded in a liquid-tight weld to the metal plate defining the concrete side wall location and a side metal plate of each side panel is welded to a metal side plate of an adjacent side panel in a liquid-tight weld to define a concrete side wall. Horizontal and vertical post-tensioning sleeves are provided in the side panels for receiving post-tensioning tendons.

The invention relates to a method for processing sludge and kitchen wastes. The method comprises the following steps: by utilizing sludge and kitchen wastes as principal raw materials; separating waste oil from kitchen wastes to be taken as the raw material of fuel or bioplastics; taking biological fuel gas, which takes methane as main material and is generated through fermentation, as an external fuel supply; absorbing the nutrient in biogas slurry by the charcoal generated through pyrolysis and then taking the charcoal as a charcoal fertilizer. The method for processing sludge and kitchen wastes provided by the invention meets the increasingly urgent requirement of processing the sludge and kitchen wastes in China at present; the method can be used for efficiently solving the problems of separately processing sludge and kitchen wastes; the classification and valuable utilization of by-products are realized; various by-products are low-carbon high-efficient cleanly utilized; the purposes of best use, energy conservation, environment protection and cost lowering are achieved; the method has excellent economic benefit and environmental benefit.

An apparatus and method for repairing the juncture or intersection of a first conduit and a second conduit is disclosed. The apparatus includes a main body for transporting and positioning a repair material impregnated with at heat curable resin system or matrix. An inflation device carried within the main body positions and compresses the repair material against the intersection. This includes a portion of the interior of the second conduit and flange portion in the first conduit. The inflation device includes conductive fibers that are electrically conductively heated to effect curing of the resin in the repair material.

The present invention discloses a sludge dewatering conditioning agent, which comprises, by weight, 30-70% of desulfurization ash, 5-15% of a magnesium salt, 5-30% of an iron salt, 2-20% of an aluminum salt, and 0.1-15% of magnesium oxide. The invention further provides a dewatering method of the conditioning agent, wherein the dewatering method comprises conditioning agent solution preparing, sludge conditioning, flocculant solution preparing, sludge dewatering and other steps. According to the present invention, the characteristics of wide used raw material source, and low raw material price, low preparation cost and good dewatering effect are provided, the method can be performed through the existing sludge dewatering facility, the implementation process is simple, the stability and the reliability of the sludge dewatering process can be effectively improved, and the sludge dewatering conditioning agent and the dewatering method can be widely used for treatments of various wastewater, sewage and sludge.

An ink jet printing is provided on large area such as wide textile webs, having such pores or other opening therethrough such that, when ink is jetted from a print head onto the web, some of the ink jets through the opening to a side of the web opposite the print head. At the printing station, maintaining a space between the web and the surface such that the web is out of contact with the surface at the printing station so that when ink jetted through the web and onto the surface it does not contaminate the web.

To respond to variation of characteristics of light-curable liquid. In order to do that, ink information that is recorded in a contact ROM of an ink cartridge is read out, and adjustment is performed based on the read-out ink information.

A radiation polymerisable composition comprising: (A) a donor / acceptor component for forming a charge transfer complex said component being selected from the group consisting of: (i) a bifunctional compound having an electron donor group and an electron withdrawing group and a polymerisable unsaturated group; (ii) a mixture of (a) at least one unsaturated compound having an electron donor group and a polymerisable unsaturated moiety; and (b) at least one unsaturated compound having an electron acceptor group and a polymerisable unsaturated group; and (B) a Lewis acid.

The invention discloses a method and device for preparing ceramsite from sludge pyrolytic biochar. The method includes the steps that powder grinding, humidifying, pelleting, low-temperature drying, middle-temperature presintering, high-temperature sintering and cooling are carried out on the sludge pyrolytic biochar to obtain the ceramsite. The device comprises a quantitative feeding device, a water adding device, a humidifying device, a forming and pelleting device, a drying device, a middle-temperature presintering device, a high-temperature sintering device and a cooling device. The sludge pyrolytic biochar is used for preparing the ceramsite, large-scale utilization of the sludge pyrolytic biochar is achieved, heavy metal element in the sludge pyrolytic biochar is further efficiently solidified and passivated, potential heavy metal accumulated pollution of the sludge pyrolytic biochar in the land using process is avoided, and the method and device are particularly suitable for resource utilization of sludge pyrolytic biochar with heavy metal content exceeding standard. The method is simple, practical, low in equipment investment and low in cost and has good economic benefits and environmental benefits.

The invention relates to a process for treating heavy metal contaminated soil, and is used for restoring the heavy metal contaminated soil containing nickel, zinc, arsenic, lead and copper. The method comprises the following steps of: adding a pH regulator into the heavy metal contaminated soil to be restored; adding apatite and sulfides into the mixed heavy metal contaminated soil to be restored; adding a curing agent into the heavy metal contaminated soil to be restored; evenly stirring and standing; and continuously maintaining. According to the process, the pH regulator is added into the heavy metal contaminated soil, so that the pH value of the soil is increased, and preparations are made for the subsequent stabilization and solidification of the heavy metal pollution soil; then the apatite and the sulfides are added, so that the soil is stabilized effectively; and finally, the curing agent is added, so that the heavy metals in the soil are stabilized effectively, and therefore, the content of the heavy metals in the soil reaches the leaching standard.

A light source for a photo-reactive curing apparatus is provided, which includes a plurality of light source elements or modules, such as, UV or visible LEDs or LED arrays, arranged to provide a beam profile comprising irradiation zones separated by a dark zone. Photo-polymerization occurs during periods of irradiation and dark polymerization occurs during dark intervals between irradiation. The relative positioning or spacing of light source elements or modules is set to provide an exposure profile with a dark interval which matches the required dark reaction interval for optimal curing efficiency. In modular or adjustable light sources, the spacing is adjustable dependent on process parameters. For processes such as inkjet printing, the beam profile may be better matched to the ink chemistry, so as to control the polymerization reaction to meet a required process speed for single pass or multiple pass applications.

The invention relates to a soil in-situ repairing agent used for synchronous treating heavy metal pollution and organic pollution. The soil in-situ repairing agent includes a mixture A and a mixture B, wherein the mixture A comprises following components, by mass, 100 parts of Hangjin 2# soil, 10-30 parts of activated charcoal, 20-50 parts of cement and 2-5 parts of an organic flocculant; and the mixture B comprises at least three of following components, by mass, 16-32 parts of sodium thiosulfate, 16-32 parts of ferric oxide, 48-96 parts of calcium sulfate, 32-80 parts of aluminum sulfate and 16-32 parts of an alkali metal carbonate. The soil in-situ repairing agent can eliminate bio-availability from heavy metals, such as cadmium, chromium, mercury, lead, arsenic, nickel, zinc, copper, manganese and vanadium. Meanwhile, the soil in-situ repairing agent can degrade and adsorbingly remove organic pollutant in soil and can enable soil after being repaired is stable in aggregate. The soil in-situ repairing agent allows soil to have strong water-retaining property, breathability and water permeability.

An ultraviolet ray curing coating-material used at post treatment of imaging material is prepared in weight share from 20-60 of propenoic acid ester prepolymer, 20-50 of propenoic acid ester monomer, 3-10 of light initiator, 3-15 of initiating-promotor, 0.3-5 of assistant, 0.5-5 of attaching-promotor and 0-5 of packing material.

Colloidal compositions, loaded with non-covalently bonded antibiotics, can be efficiently used for the treatment of severe bacterial pneumonia and other serious lung infections such as tuberculosis. Such formulations, comprised of biodegradable nanoparticles or nanocapsules with incorporated antibiotics, show a significant increase in antibacterial activity, extended and sustained drug release and a decrease in frequency of the drug administration. Antibiotics of various types, such as aminoglycosides, glycopeptides and others can be successfully incorporated into a nanoparticulate colloidal delivery system.

The invention relates to an epoxy protective coating system for a high-power nuclear power station. Priming coat comprises a component A1 and a component B with the weight ratio of 4-6, and finishing coat comprises a component A2 and the component B with the weight ratio of 3-5:1.. The component A1 comprises 20 to 50% of epoxy resin, 10 to 40% of anti-corrosion paint, 10 to 25% of radiation-resistant stuffing, 0.1 to 3% of addition agent and the balance of menstruum by weight percent. The component A2 comprises 20 to 50% of the epoxy resin, 10 to 40% of the anti-corrosion paint, 5 to 20% of the radiation-resistant stuffing, 0.1 to 3% of the addition agent and the balance of the menstruum by weight percent. The component B is a radiation-resistant epoxy-amine adduct curing agent, and is synthesized by 10 to 30% of liquid epoxy resin, 30 to 70% of polyamine with primary amine groups and 20 to 60% of the menstruum. The corrosion resistance and radiation resistance can meet the requirements of nuclear grade paint and can pass simulation DBA tests when the coating system is used for a high-power nuclear power station.

The invention relates to a concrete hardener with silicon crystals. The concrete hardener comprises silicate mixtures, nanometer silica sol and organic solvents. According to the scheme, the concretehardener with the silicon crystals has the advantages that the concrete hardener can be permeated into concrete, continuous chemical reaction can be carried out on the concrete hardener and the concrete, non-expansion, non-contraction and high-strength vitreous compounds with stable properties can be generated, concrete matrixes can be reinforced, sealed and hardened to form compact integral structures, the strength of the compact integral structures can be continuously reinforced along with the passage of time, and accordingly effects of sealing the hardened, strong, impervious, weather-resistant, abrasion-resistant, dust-free, efflorescence-free and gorgeous concrete which has enhanced chemical resistance and is firm just like steel can be realized; the concrete hardener is waterborne liquid and is safe and environmentally friendly; the concrete hardener is applicable to diversified new and old concrete floors including raw stock floors, terrazzo floors, carborundum abrasion-resistant floors and the like, and excellent effects of hardening and reinforcing loose floors with severe dusting can be realized by the concrete hardener.

The invention relates to a pyrochlore type high-entropy oxide solidified body and a preparation method thereof. The high-entropy oxide solidified body has a pyrochlore structure, and the chemical formula is RE2M2O7, wherein RE is a rare earth element, and M is a transition metal element. The pyrochlore-type high-entropy oxide solidified body of the invention has excellent chemical stability. Radioactive nuclides of different valence states and types can be solidified in crystal lattices of a high-entropy oxide base material, deep geological disposal is facilitated, , and the system of solidification treatment of base materials for radioactive nuclear waste is enriched. The method is low-cost, is simple and feasible and has a wide application range. The process is high in efficiency and good in safety, and is expected to be applied to the technical field of radioactive nuclear waste treatment.

The invention discloses a composite microbial inoculum fertilizer. The invention is characterized in that the fertilizer is prepared from the following components in parts by weight: 6-8 parts of composite microbial inoculum, 25-35 parts of potassium sulfate, 40-55 parts of urea, 35-50 parts of calcium superphosphate, 150-175 parts of biomass power plant ash, 300-330 parts of sawdust, 200-250 parts of biological carbon, 100-115 parts of medical stone powder, 120-125 parts of zeolite powder and 7-9 parts of soil conditioner. The effective components of the composite microbial inoculum comprise Bacillus licheniformis, Bacillus pumilus, Bacillus lateraporus, Bacillus megaterium and silicate bacterium. The composite microbial inoculum is added to the product to improve the microflora distribution and microenvironment in soil; and the abundant generated derivatives chelate or block the direct damage of heavy metals to the tobacco to some extent, and have the function of restoring the polluted soil. The soil conditioner contains bowlder which contains abundant microelements beneficial to the human body, and the microelements are absorbed by the crops and converted through the food chain so as to be beneficial to the human body; and meanwhile, the adsorption component can effectively adsorb and solidify toxic heavy metal elements in soil, reduce the heavy metal elements absorbed by the crops, and enhance the crop yield.

The invention relates to a prefabricated tube pile embankment structure, which mainly comprises a prefabricated tube pile, a vertical drain tube, a shallow curing plate, a thin reinforcement concrete continuous plate, a rubble layer, a bubble concrete rolling-resistant layer, a concrete protection layer, a slag layer and a pavement structure, wherein the prefabricated tube pile penetrates through a soft soil layer and extends a relative bearing stratum; a weld seam protection device is arranged outside a prefabricated tube pile welding end plate; the shallow curing plate is arranged at the periphery of the top of the prefabricated tube pile; the thin reinforcement concrete continuous plate is arranged on the shallow curing plate; the top of the prefabricated tube pile is embedded in the thin reinforcement concrete continuous plate; the vertical drain tubes are pre-buried in the thin reinforcement concrete continuous plate and the shallow curing plate, the lower ends of the vertical drain tubes are externally coated with a reverse filter geotextile which is communicated with the rubber layer on the thin reinforcement concrete continuous plate; the bubble concrete rolling-resistant layer, the slag layer and the pavement structure are sequentially arranged on the rubble layer. The prefabricated tube pile embankment structure is high in bearing capacity, less in differential settlement, high in overall structure stability, and convenient to construct.

The invention discloses a dioxin control method for the iron ore sintering garbage fly ash coprocessing process. According to the method, garbage fly ash, lime milk, flammable solid fuel and sludge are subject to mixed granulation and drying, and small balls containing garbage fly ash are obtained; iron core sintering raw materials are granulated and then are mixed with the small balls of the garbage fly ash, and after distribution, ignition and sintering are carried out. According to the method, on the premise that the iron ore sintering is not affected, efficient decomposing of dioxin contained in the fly ash can be achieved, dioxin secondarily formed in the garbage fly ash sintering process is prevented, according to the method, the decomposing rate of the garbage fly ash dioxin reaches 90% or above, meanwhile, effective solidifying of the garbage fly ash can be ensured, and in the sintering process, the aim of cleaning the garbage fly ash is achieved.