47results about How to "Avoid long-term contact" patented technology

The invention provides waterborne single-component thermoplastic plastic paint and a production method and construction method thereof. The plastic paint is suitable for the coating of plastic cabinet prepared from ABS (Acrylonitrile Butadiene Styrene), PS (poly styrene), HIPS (High Impact Polystyrene), PC (polycarbonate), PMMA (polymethyl methacrylate) and the like, has good adaptability to the surface of the material and also has good adhesive force, thus the adhesive force problem of the waterborne paint on the plastic substrate can be solved. A waterborne system is adopted for the paint mainly adopts, the production and using processes are safe; and water is used as diluent, and the paint has the advantages of low toxicity, low pollution, extremely low volatile organic compound (VOC) emission and the like and meets various laws and regulations on environmental protection. Meanwhile, the paint can use different color pastes for coloring; and the paint has better decorative propertyon the substrate while the properties can not be affected. Compared with the common solvent thermoplastic acrylic paint, the paint only uses a small amount of low-toxicity alcohol ether type organic solvent, thus the influence on the plastic substrate is extremely small; and the paint film has bright colour, full appearance effect and good performances.

A freeze-dried powder injection of thin tree ganoderma's glycopeptide extracted from the thin tree ganoderma is proportionally prepared from said glycopeptide and the freeze-drying excipient.

The invention relates to an in-situ soil column leaching test device and method. The device comprises a limiting frame, a receiving tray disposed under the limiting frame, a liquid storage device communicated with the bottom part of the receiving tray, a sampling bottle communicated with the bottom part of the liquid storage device through a sampling conduit, an inflator for inflating air to the liquid storage device, an exhaust pipe for exhausting air in the liquid storage device and a controller for controlling the inflator. Double-frame equal-water head infiltration is used to restrict lateral seepage of a leaching solution, one-dimensional vertical leaching approaching the soil column is obtained, the influences of solute lateral flow are greatly reduced, a target leakage surface is directionally collected, and in-situ leaching and liquid collection of the target soil column are realized. The specially-designed leaching solution collection structure is delicately designed, long-term contact between the soil leaching solution and the air can be effectively avoided, non-aeration collection of the leaching solution containing a reduction sensitive index is facilitated, oxidation and precipitation of the reduction sensitive index are avoided, and the authenticity of the composition of the collected leaching solution is ensured.

The invention discloses a preparation method of a colorimetry/fluorescent paper chip for detecting hydrogen peroxide in a cancer cell. The method comprises the following steps: using a wax printing technology to prepare a hydrophobic area, a hydrophillic area and a hollow passageway on the paper chip, and cutting the hollow passageway through a laser cutting machine; growing cerium dioxide on a working area 2, wherein cerium dioxide with the enzyme-like property become saffron yellow in the presence of hydrogen peroxide, thus realizing visual colorimetric detection. Because hydrogen peroxide can replace DNA absorbed on cerium dioxide, high sensitive fluoremetry is realized through the 'off-on' of a fluorescence signal.

The invention relates to the technical field of chemical paint, in particular to a waterborne plastic paint and a preparing method and use method thereof. The waterborne plastic paint comprises, by weight, 40-80 parts of a modified acrylic resin emulsion, 4-8 parts of a water-soluble dispersant, 1-3 parts of a waterborne thickening agent, 0.6-1.0 part of a waterborne defoaming agent, 0.3-0.7 partof a waterborne flatting agent, 0.3-0.7 part of a waterborne wetting agent, 0.2-0.4 part of a waterborne antirust agent, 0.4-0.8 part of a multifunctional additive, 1-5 parts of other additives, 10-30parts of pigment powder and 40-80 parts of deionized water. The waterborne plastic paint solves the problems that waterborne paint has insufficient adhesive force on a plastic substrate and thermal-cured finish paint matched with waterborne paint has too many shrinkage holes; the waterborne plastic paint is high in adhesive force and extremely good in leveling property, and a paint film is outstanding in water resistance, high temperature resistance, temperature impact resistance and other performance.

The invention relates to an in-situ soil leaching monitoring test device and method. The device comprises a receiving disc for receiving leaching liquid, a liquid reservoir communicated with the bottom of the receiving disc, a sampling device communicated with the bottom of the liquid reservoir, an air charging system for filling the reservoir with air, an exhaust pipe for discharging the air in the reservoir, a time recorder, and a controller for controlling the air charging system and the sampling device. According to the invention, in-situ leaching monitoring under the condition of field irrigation or rainfall infiltration is realized; with the specific reservoir storage capacity and sampling bottle volume, the quantitative collection and time calibration of the leaching sample are realized; the concentration process curve of the leaching solution can be obtained; and the kinetic study need of the leaching solution index is met. Moreover, the automation degree is high; and the long-term automatic monitoring need is met.

The invention discloses a teapot with an automatic opening and closing function. The teapot comprises a teapot body and a teapot cover, the teapot cover is arranged on the upper end face of the teapotbody, a protrusion is fixedly installed on the upper end face of the teapot cover, a water outlet is formed in the right side wall of the teapot body, a vent hole is formed in the upper end face of the teapot body, a sealing mechanism is arranged in the vent hole, a spout is fixedly installed at the water outlet, a third sealing cavity and a second sealing cavity are formed in the right side wallof the teapot body, the third sealing cavity is located above the water outlet, the second sealing cavity is located below the water outlet, a first sealing cavity is formed in the bottom end face ofthe teapot body, a first magnet is arranged in the first sealing cavity, the first magnet is fixedly sleeved with a sealing sliding sleeve, and the sealing sliding sleeve is connected into the firstsealing cavity in a sliding mode. According to the invention, long-term contact between tea water and outside air is avoided, so that the taste of the tea water is guaranteed.

A parallel type circulating water culture container system and a usage method thereof belong to the aquatic product culture field, and a high density circulating water culture facility fishery equipment system is provided; the system comprises a culture zone, a backflow duct, a night soil settling zone, and a backflow water zone connecting the culture zone with the backflow duct; the culture zone and the backflow duct are isolated by a film and/or plate type and/or dense net material; the backflow water zone is connected with the culture zone, and water flows in one way in the culture zone; the water reversely flows in the backflow duct, thus forming the one-piece enclosed circulating water culture system; the night soil settling zone settles and gathers night soils on one nearby side of the culture zone, thus transferring night soils with high efficiency. The parallel type circulating water culture container system can reduce circulating pipeline system, can reduce construction fee and operational fee, can gather night soils and residual baits with high efficiency, thus solving aquatic product culture non point source pollution problems, promoting technology progress in culture and sewage processing industry, and improving aquatic product culture equipment level.

The invention discloses an extrusion type bulky food storage tank, and relates to the technical field of food storage equipment. The extrusion type bulky food storage tank comprises a tank body. A seal cover is arranged on the surface of a feeding port of the tank body. A seal plug is arranged on the lower surface of the seal cover and arranged on the inner surface of the feeding port of the tankbody. A baffle is arranged on the inner surface of the tank body. A cleaning plate is arranged on the upper surface of the baffle and is in lap joint to the inner surface of the tank body. A handle isarranged on the left side face of the tank body. An inflation barrel is arranged on the right side face of the tank body. The lower surface of the inner wall of the inflation barrel communicates withthe lower surface of the inner wall of the tank body through a connecting pipe. According to the extrusion type bulky food storage tank, through the joint action of the seal cover, a pressing plate,a sliding rod, a sliding sleeve, the piston, the connecting pipe, the baffle and the tank body, personnel can conveniently take out foods in the tank body, long-term contact between water steam in airand bulky foods is avoided, and the storage period of the bulky foods is prolonged.

Provided is a temperature control massage healthy water bed. The water bed structurally comprises a cloth cushion, a water bag, a semiconductor cold and hot sheets, temperature sensors, water pumps, a control panel, a water tank and a circulation water pipe, wherein the cloth cushion is at the highest layer of the water bed, the water bag is at the layer below the cloth cushion, the semiconductor cold and hot sheets are arranged at the bottom layer in the water bag, the minitype water pumps are installed respectively at the entrance and the exit at the two ends in the water bag, the temperature sensors are further arranged in the water bag, the circulation water pipe is connected with the two ends of the water bag, and a water pipe at the lower part of the water tank is connected with one end of the water bag. The temperature control massage healthy water bed adopts the thermoelectric cooling (heating) technology and the singlechip control technology to control and regulate the temperature of a mattress. The semiconductor cold and hot sheets have the excellent performances of flexibility and stability in operation and low energy consumption, the control over the temperature of the mattress is implemented, and the water pumps circularly charge and discharge water for the water bag to achieve the effect of enabling the mattress to move upwards and downwards so as to exert the effect of massage.

The invention discloses a high-yield crisp melon planting method. The method comprises the following steps: (1) seed preservation: mixing a sterilized nutrition fertilizer with crisp melon seeds, andpreserving the seeds in a freezing cabinet; (2) seedling growing: sowing the seeds into a seedling growing tank, respectively culturing the seedling growing tank in environments of 76kPa-80kPa and 55kPa-60kPa, and regulating the contents of oxygen and carbon dioxide; (3) stereoscopic transplantation: arranging a stereoscopic planting frame, wherein the stereoscopic planting frame comprises three layer of planting brackets and a planting tank; (4) planting management: adjusting the day-night temperature difference and an amino acid nutrient solution in the growth stage, blooming stage and fruiting stage of crisp melons; and (5) fruit supporting: when the crisp melons grow to the lengths of 3cm-4cm, supporting the crisp melons by virtue two rows of cotton wires. The crisp melon planting method has the beneficial effects that the germination rate of crisp melon seeds is high, the disease-pest resistance is strong, the mu yield is high, the harvested crisp melons are high in sweetness, thepulp is delicious and fragrant, and the economic income of famer can increased by over 26%.

The invention discloses an alkaline electrolysis ionized water preparation system, which comprises an electrolytic bath, a material storage barrel, a water storage barrel, a finished product barrel and a controller, an anode chamber and a cathode chamber are arranged in the electrolytic bath, the material storage barrel is communicated with the anode chamber through a first pump body, the water storage barrel is communicated with the cathode chamber through a second pump body, and the finished product barrel is connected with the controller. The finished product barrel is communicated with the anode chamber through a third pump body, and a pH monitor is arranged in the finished product barrel; the controller is electrically connected with the first pump body, the second pump body, the third pump body and the pH monitor respectively. The device has the advantages of being simple in structure, convenient to operate and high in automation degree, the preparation efficiency of the alkaline electrolysis ionized water is effectively improved, and the labor intensity of workers is reduced.

The invention provides a traditional Chinese medicine composition for treating female urinary tract infection.The traditional Chinese medicine composition is specially designed for female patients suffering from urinary tract infection caused by retention catheterization, relevant organs are comprehensively treated by combining the special physical condition and constitution of the female patients according to the pathogenic mechanism and clinical manifestation of the urinary tract infection, and the traditional Chinese medicine composition is prepared by selecting honeysuckle flowers, herba taraxaci, herba andrographitis, suberect spatholobus stems, semen plantaginis, spora lygodii, agilawood, radix linderae, black-bone chickens, radix angelica sinensis, radix rehmanniae praeparata, milkvetch roots, rhizoma dioscoreae and licorice roots.According to the traditional Chinese medicine composition, all the medicinal materials are combined and complement each other to jointly achieve the effects of clearing heat and purging fire, removing toxicity and killing bacteria, inducing diuresis for treating stranguria, promoting qi circulation to relieve pain, benefiting qi and nourishing the blood and improving the immunity, therefore, the female urinary tract infection can be quickly cured, the medicine pertinence is improved, the treatment effect is improved, and the pain of the female patients is relieved.The invention further provides a preparation method of the traditional Chinese medicine composition for treating the female urinary tract infection.

The invention discloses kinetic inhibition oil-water emulsion responsive to hydrates and a preparation method and application of the emulsion. The emulsion is a W/O/W type emulsion; an aqueous phase on an innermost layer is a solution composed of a hydrate kinetic inhibitor and a mixture of water and ethylene glycol, and a small amount of polyvinyl alcohol is added to serve as a surfactant; an intermediate oil phase is a solution of photocurable resin 2-phenoxyethyl acrylate and a small amount of photoinitiator; an outermost layer is a polyvinyl alcohol solution. Inhibitor capsules can be stable in an oil and gas conveying pipeline and cannot be broken due to the factors such as pressure and compositions. When hydrate crystal nuclei are formed on the surface of the emulsion, the structureof the photocurable resin is destroyed, so that an internal high-concentration inhibitor solution is released, the released hydrate inhibitor can directly act on the hydrate crystal nuclei on the surface of the emulsion for efficiently inhibiting the growth of the hydrate crystal nuclei, the size of the hydrate crystal nuclei is controlled, and the solid hydrates are prevented from blocking the pipeline.

The invention discloses a demolding and packaging device for a rubber sealing ring. The demolding and packaging device for the rubber sealing ring comprises a forming unit, a separating unit, a moving unit, a demolding unit, a spraying unit and a packaging unit. The forming unit comprises an upper mold and a lower mold which mutually form a forming cavity; after the upper mold drives the formed rubber sealing ring to be separated from the lower mold under the action of the separating unit, the moving unit moves from the upper part of the lower mold to the upper part of the demolding unit, and the formed rubber sealing ring is separated from the upper mold under the action of the demolding unit; the spraying unit sprays an anti-aging lubricating agent to the demolded rubber sealing ring; and the packaging unit packages the rubber sealing ring sprayed with the lubricating agent.

The invention discloses a formula of food Zhuqianzhu and a process. Each bag of the food Zhuqianzhu consists of 94.7g of burdock roots, 90.6g of carrots, 74.2g of konjak, 61.8g of lotus roots, 57.7g of bamboo shoots, 33g of shii-take and 115g of a filling liquid. The process of the food Zhuqianzhu comprises the following processing procedures: selecting raw materials, performing preservation, performing pretreatment on a first day, performing pretreatment on a second day, adding the raw materials, mixing the raw materials, draining off water, performing weighing, putting the raw materials intobags, performing sterilization, performing visual inspection on a product, performing metal detection, and performing package preservation. The formula has the technical effects of being rich in nutrition, high in food security grade, convenient and rapid to use and good in fresh keeping effect.

The invention discloses an adjusting device for intervals of profile weld joints, and solves the problems that in the prior art, the intervals of the weld joints are adjusted through naked eyes and hammers, the adjusted intervals are nonuniform, time and effort are wasted, and the production capacity requirement of welding one vehicle one day through long and large profiles cannot be met. The adjusting device comprises a left profile moving mechanism, a right profile moving mechanism and a bidirectional steering stroke regulator, wherein the left profile moving mechanism comprises a left aluminium cushion plate, a left supporting seat and a left sliding block part; the right profile moving mechanism comprises a right aluminium cushion plate, a right supporting seat and a right sliding block part; and the left supporting seat and the right supporting seat are connected with the bidirectional steering stroke regulator. According to the adjusting device, the structure is simple, design isscientific and reasonable, utilization is convenient, the intervals of the weld joints of a plurality of long large profiles can be adjusted at the same time, the adjusted intervals of the weld joints are uniform, time and effort are saved, the production capacity requirement of welding one vehicle one day through long and large profiles cannot be met, and adjustment of the weld joints during welding of medium small profiles can be achieved as well.

The invention discloses a long-distance pipeline anticorrosion device and method. The device comprises a conveying pipeline, an anticorrosion layer, a protection layer, a pipe pier, an isolation plate, a rubber layer, a heat shrink pipe and two detectors. The anticorrosion method comprises the steps of pipeline treatment, anticorrosion layer spraying, protection layer arranging, pipeline arranging, pipeline joint arranging, detector arranging, monitoring and maintenance. According to the long-distance pipeline anticorrosion device and method, pipeline corrosion prevention is achieved mainly through anticorrosion coating spraying, pipe pier and joint of the conveying pipeline, the rubber layer and a heat shrink pipe protection pipeline isolation with an isolating plate and detector real-time monitoring; the reliability is higher, the anticorrosion performance is better, and the construction process is simple and convenient; and the pipeline environment can be monitored in real time, andpipeline inspection and maintenance are convenient.