42results about How to "Prevent water loss" patented technology

The invention relates to a multifunctional anti-leakage shrinkage type concrete surface layer reinforcer which is prepared from the following components in percentage by weight: 10-20 percent of high polymer, 1-7 percent of film forming aided compound, 5-10 percent of surface layer active agent compound, 1-4 percent of leakage aided compound, 1.5-4.5 percent of active compound and the balance of water. The invention has good concrete surface layer enhancement effect, can obviously reduce the shrinkage of surface layer concrete, obviously improves the carbonization resistance and the medium leakage resistance of surface layer concrete, has convenient construction and obvious economic benefit and can be widely applied to the strengthening treatment operations on the surface layers of cement and concrete pouring components, concrete components under corrosion environment conditions such as piers, dams, and the like and deformed concrete components difficult to be strengthened by adopting a conventional method.

The invention relates to a stubble-leaving ridge side planting method pertaining to a technical field of corn planting and cultivation. A stubble of 5-15cm is left in even ridges of the existing tillage method after corn harvest, and seeds are sowed at a side of the ridge containing the stubble in the next year. One plough is shallowly processed on the side of a stubble belt of the last year, and then base fertilizer is applied. The seeds in precision quantity are manually sowed by using a disseminator and then grain fertilizer is applied. Soil is covered on the seeds and compacted to conserve soil moisture. The stubble-leaving ridge side planting method for corn of the invention realizes safely returning of straws, little move of soil, soil moisture conservation and seedling protection. Combined with dressing, subsoiling is used for breaking plough pans to create soil reservoir of plough layers, improve the use efficiency of natural rainfall, realize natural decay and returning of high stubbles, increase soil organic matters and cultivate fertility, thus ensuring the sustainable use of land resource.

The invention relates to an automatic hydroponic cultivation system and method. The system comprises a PLC control system, and a nutrient solution circulation system, an illuminating system, a temperature and humidity adjusting system and an air circulation system which are connected with the PLC control system, and the nutrient solution circulation system is connected with multiple hydroponic frames. According to the system, according to the set temperature, humidity, air circulation time, nutrient solution EC value, PH value and the like, a nutrient solution reaching the set standards can beautomatically added, the nutrient solution flowing down from the hydroponic frames is recycled for secondary adjusting, the nutrient solution reaching the set EC value and PH value is output from a liquid storage barrel continuously, then the volume of addition and concentration of the nutrient solution are accurately controlled, and the growing environment of hydroponic plants is guaranteed.

The invention particularly discloses a beltless full-automatic mechanical sampling system for trains. The system comprises an operation platform, a sampling mechanism and an integrated sample preparation unit. The operation platform is located above train rails; the full-sealed integrated sample preparation unit comprises a feeder, a crusher, a fixed mass division machine and a sample retaining barrel which are sequentially arranged from top to bottom; the sampling mechanism is used for collecting materials from train carriages and conveying the materials to the feeder, the feeder sends the materials to the crusher uniformly and continuously, the crusher crushes and conveys the materials to the fixed mass division machine, the fixed mass division machine divides the materials into samplesand waste, the samples are retained in the sample retaining barrel, and the waste is conveyed to carriages through a waste return unit. The waste return unit can replace manpower to treat the waste regularly, so that the operation efficiency is improved.

The invention discloses a freshness-keeping agent used for fresh-cut apples and a preparation method thereof. The freshness-keeping agent used for the fresh-cut apples is composed of a first preservative and a second preservative; the first preservative comprises the following ingredients: a garlic extract, a vitamin C, beta-cyclodextrin, a mulberry leaf extract, and a buffer solution; the secondpreservative comprises the following ingredients: chitin and derivatives thereof, sodium alginate, lysozyme, and water. The preparation method of the freshness-keeping agent comprises the following steps: preparing the mulberry leaf extract; and preparing the first preservative; and then, preparing the second preservative. Allicin in the garlic extract has broad bacterium-resisting spectrum and strong bacterium-inhibiting activity; the added vitamin C, beta-cyclodextrin and buffer solution are capable of enhancing stability of the allicin; the mulberry leaf extract has anti-oxidation and preservation effects; and the lysozyme wrapped between the sodium alginate and the chitin and the derivatives thereof is slowly released so as to have freshness-keeping period of the freshness-keeping agent prolonged. The freshness-keeping agent used for the fresh-cut apples disclosed by the invention has very good preservation effects.

The invention relates to the technical field of crop rotation culture, in particular to a wheat, oilseed rape and maize crop rotation cultivation method. The method comprises the steps that wheat, oilseed rape and maize crop rotation is performed in a field, due to the oilseed rape planting water-logged compost link, the application amount of chemical synthesis fertilizer can be greatly lowered, the current situation that two cropping systems of crops are not sufficient and single cropping is abundant in a Northern loess plateau dry land planting area is changed, due to the water-logged compost link, the soil section nitrogen supply capability can be improved, the available phosphorus, available iron and manganese contents are effectively increased, and the activities of sucrose, urease, alkaline phosphatase and proteinase are improved to different extents; compared with continuous cropping, due to crop rotation is performed on green manure crops of growing after wheat, the soil microbial diversity can be remarkably improved, the stability of an agroecological system is affected, the soil carbon cycling and phosphorus mobilization are accelerated, and the effective soil nutrient content is increased; meanwhile, the soil nitrogen mineralization rate is lowered, and stability and accumulation of soil nitrogen are promoted, so that the soil fertility level is increased, and the application amount of the chemical fertilizer is decreased.

A container constructed from a laminate structure that includes a layer of foamed polymer. The layer of foamed polymer replaces the paperboard layer of known laminate structures. A preferred embodiment of the laminate structure is comprised of a layer of foamed polymer, a first layer of low density polyethylene, a second layer of low density polyethylene, a layer of aluminum foil, a tie layer, and a third layer of low density polyethylene. The container has a non-polar homogeneous heat seal that may be created by conventional equipment at a temperature ranging from about 250 degrees Fahrenheit to about 500 degrees Fahrenheit.

The invention discloses a water temperature fluctuation preventing fuel water heater which comprises a heat exchanger, a water inlet pipe, a water outlet pipe and a combustor, wherein the water inlet pipe and the water outlet pipe are connected to the heat exchanger, and the combustor provides heat for the heat exchanger. The fuel water heater is characterized in that a heat storage device is connected to the water outlet pipe and comprises a shell, a heat exchange pipe arranged in the shell and connected with the water outlet pipe in series, and fins connected to the heat exchange pipe. By connecting the heat storage device to the water outlet pipe in series, when the water temperature suddenly rises, the heat in high-temperature water is absorbed and stored, and discomfort caused by too high water temperature is prevented; when the water temperature suddenly drops, the heat released in the heat storage device prevents water temperature from dropping. Meanwhile, through the combination of a memory alloy temperature control water valve, when the water outlet temperature is too high, the valve is automatically switched on to increase the water amount and prevent the water temperature from being too high; when the temperature is too low, the valve is automatically switched off to decrease the water amount and make the constant temperature quite precise.

The invention discloses a skin-activating moisturizing anti-wrinkle face-moisturizing cream which is characterized by comprising the following components in parts by weight: an oil phase comprising 3-5 parts of jojoba oil, 2-4 parts of lotus oil, 0.5-0.7 part of olive oil, 1-1.2 parts of buxus chinensis oil, 1.2-1.5 parts of dimethyl silicone oil, 1.5-1.8 parts of shea butter oil and 1-2 parts of cetyl stearyl alcohol; and an aqueous phase comprising 5-8 parts of glycerol, 0.3-0.5 part of Carbomer 940, 2-3 parts of a cornflower extract, 2-3 parts of aloe collagen, 0.5-0.8 part of a hydrolyzed rice bran protein, 0.2-0.4 part of vitamin, 0.4 part of galactomannan, 1-1.2 parts of glycerol monostearate, 0.1-0.3 part of methylparaben, 0.1-0.2 part of an essence and the balance distilled water. The cream has good affinity with skin, can rapidly generate effects of eliminating wrinkles and smoothing the skin, can enhance the facial cell viability performance, dynamically maintains the water balance of the skin, and plays the role of long-lasting moisturizing.

The invention discloses a cleansing, skin-care and make-up remover, which belongs to the field of cosmetics. The raw materials and mass percentages of the makeup remover are: betaine surfactant: 1-3%, ester oil: 3-10%, grape seed oil: 10-15%, propylene glycol: 5-8%, polyethylene glycol : 0.5~1.0%, polyhydroxyalkanoate: 20~30%, sodium hyaluronate: 0.05~2.0%, hydrolyzed collagen: 2~5%, white chrysanthemum essential oil: 0.2~0.6%, palm leaf extract: 1~2%, xylitol: 10~15%, vitamin E: 2~3%, the balance is water. The makeup remover can effectively remove makeup and clean the residue in the pores. After removing makeup, the face will not be tight, refreshed and non-greasy. It can deeply clean and disintegrate the dirt at the bottom of the pores.

The invention discloses antibacterial composite cloth and a method for preparing the same, and belongs to the field of functional materials. The antibacterial composite cloth comprises base cloth, anantibacterial composite layer and a protective layer. The base cloth, the antibacterial composite layer and the protective layer are sequentially arranged from top to bottom; the upper surface of thebase cloth is in contact with external environments, the lower surface of the base cloth and the upper surface of the antibacterial composite layer are compressed with each other, and the lower surface of the antibacterial composite layer and the upper surface of the protective layer are compressed with each other. The antibacterial composite cloth and the method have the advantages that the basecloth, the antibacterial composite layer and the protective layer which have different surface properties are matched with one another to form the antibacterial composite cloth, and accordingly the antibacterial composite cloth is excellent in antibacterial property and breathability; the antibacterial composite layer is excellent in hydrophilicity, accordingly, water vapor can be quickly absorbed, can be transferred to the outer surface of the antibacterial composite cloth and can be diffused to external spaces via the upper surface of the base cloth, and the antibacterial composite cloth isbeneficial to absorbing moisture and releasing sweat; broad-spectrum virus killing functions further can be durably realized by silver ions and graphene which are loaded in the antibacterial compositelayer, accordingly, the antibacterial composite cloth can be used for manufacturing breathable and antibacterial medical garments, and suffocation and gas-tight conditions and the like can be prevented.

The invention discloses an anti-cracking arc surface bendwood machine for rosewood bending; the structure of the anti-cracking arc surface bendwood machine comprises a lower pressure driver, a liftingconnecting rod, a supporting main engine and an anti-cracking bendwood main engine, wherein the lower pressure driver is mechanically connected with the lifting connecting rod; the lower pressure driver is fixedly installed at the top end of the supporting main engine; a lower pressure metal barrel of the arc surface moves downwards to carry out the bending work to the rosewood; at this time, a lower pressure spraying liqiud mechanism is in heating expansion to spray paroline; the paroline is sprayed on the surface of the rosewood; during the bending process, the surface of the rosewood is uniformly smeared by an arc surface uniform smearing piece, so the moisture is avoided being lost by the heat and the probability of the crack on the surface of the rosewood is ensured to be reduced; meanwhile, the lower pressure spraying liqiud mechanism is pressed downwards so that a linkage molecular vibration mechanism can work; the linkage molecular vibration mechanism vibrates and knocks the interior of the rosewood; the molecular vibration in the rosewood is accelerated, the softening effect of the rosewood is improved; and the crack in the rosewood is prevented.

The invention discloses a preparation method of antibacterial preservative paper, which comprises the following steps: soaking a polypropylene non-woven fabric in a natamycin aqueous solution, drying, and then compounding the polypropylene non-woven fabric with the polypropylene non-woven fabric which is not soaked in the natamycin aqueous solution to obtain the antibacterial preservative paper. The volume fraction of natamycin in the natamycin aqueous solution is 0.1-0.3%. The preparation method further comprises the following steps: completely soaking non-woven fabric in the natamycin solution, then leaching the non-woven fabric and drying. The preparation method has the advantages of simplicity and good preservation effect. The invention further discloses the antibacterial preservative paper and a juicy peach preservation method. The antibacterial preservative paper is wrapped on the outer surface of juicy peaches. The juicy peach preservation method has the beneficial effects of preventing moisture loss of juicy peaches, slowing down fruit softening, preventing fruit rot, performing controlled atmosphere preservation and protecting appearance quality.

The invention relates to an iron removing, impurity removing and purifying process and system of potash feldspar ore and sodium feldspar by using a dry method, and belongs to the field of magnetic separators. The system comprises a jaw crusher, a fine crusher, a powder selecting device, a rare-earth supermagnetic iron removal machine, an ultra-magnetic purification machine, a high-gramoldnt granular sorting machine and a ball mill. Water does not needed, so that water resources are saved, and the defect that the beneficial components of the ore in a wet treatment process are lost along with the water is avoided; grading is performed according to the particle size, and the grading effect is good; and various byproducts are easy to recycle, medium breaking and medium separating are performed, more crushing and less grinding are achieved, and energy is saved.

The invention discloses an acne-removal moisture-preservative sunblocking cream and a preparation method thereof. The acne-removal moisture-preservative sunblocking cream contains the following components in percentage by weight: 11-13% of evening primrose seed oil, 1.5-2.5% of sea buckthorn pulp oil, 1-2% of cherry blossom essential oil, 0.8-1.4% of vitamin E, 6-10% of octadecanol, 1-3% of glycerin monostearate, 0.2% of hyaluronic acid, 8-10% of glycerinum, 2-3% of stearic acid, 2-3% of ethoxy methyl glucoside stearate, 0.05-0.15% of sodium benzoate, and the balance of deionized water. The prepared acne-removal moisture-preservative sunblocking cream can be anti-inflammation and anti-oxidization and effectively prevent excessive sebum secretion by the synergistic effect of the added evening primrose seed oil, sea buckthorn pulp oil, hyaluronic acid and cherry blossom essential oil; the acne-removal moisture-preservative sunblocking cream has excellent moisturizing characteristic, thusbeing capable of leading the skin to be kept at smooth and moisturized state for a long time, and blocking invasion of bacteria, dust and ultraviolet rays; the added cherry blossom essential oil canfade flecks, promote the degradation of melanin, prevent the dryness of the skin, and keep the skin elasticity.

The invention discloses a normal-temperature edible film coating fruit and vegetable fresh keeping agent and a using method thereof. The normal-temperature edible film coating fruit and vegetable fresh keeping agent comprises the following components in percentage of 83.0-91.0% of pure water, 2.0-6.0% of glycerine, 2.0% of folium eucalypti oil, 1.0-3.0% of modified starch, 1.0-3.0% of glycerol monostearate, 1.0-3.0% of sucrose fatty acid ester, 0.4-1.0% of calcium chloride and 0.2-0.8% of arabic gum. The normal-temperature edible film coating fruit and vegetable fresh keeping agent can be usedfor fresh keeping of wax apples after the wax apples are picked, the phenomena of moisture dissipation, stiffness reduction, rot and the like of the picked wax apples are avoided, and the normal-temperature edible film coating fruit and vegetable fresh keeping agent can be used for other fruits and vegetables of apples, citruses, okra and the like.

A moisture pad includes a porous pad, for example a sponge; a water bladder or reservoir; and a container for securely supporting the porous pad and the reservoir. Optionally, a lid may be provided as a closure for the container to reduce evaporation of the water. As another option, a strap can be provided for the container to allow the moisture pad to be worn on a person's body.

The invention relates to an infrared and microwave collaborative curing box. The infrared and microwave collaborative curing box comprises a box body with a box door; infrared emitters located on twoopposite side walls are arranged in the box body; a microwave emitter located on the upper wall is further arranged in the box body; the infrared and microwave collaborative curing box further comprises a mounting box arranged below the box body; a fan having a wind outlet pipe that extends upwards and communicating with the box body is mounted in the mounting box; a plurality of air inlets are formed in the mounting box; and the infrared and microwave collaborative curing box further comprises an exhaust channel arranged on the upper wall of the box body and communicating the inside and outside of the box body. According to the curing box provided by the invention, the advantages of microwave and infrared curing can be combined; the microwave emitter emits microwaves to perform internal and external uniform curing on potatoes, and curing layers can be rapidly formed on the surfaces of the potatoes through infrared rays, so that water in the potatoes can be prevented from being lost, and more flavor substances can be generated; and therefore, while the flavor of the potatoes is guaranteed, the occurrence of coking and gelatinization layers is reduced.

The invention relates to a glass fiber reinforced plastic cooling tower which comprises a tower body, and a heat dissipation body, a spraying pipe and a glass fiber reinforced plastic water retaining assembly are sequentially arranged in the tower body from bottom to top. An induced draft fan is arranged above the glass fiber reinforced plastic water retaining assembly, an induced draft pipe is installed at the position, corresponding to the induced draft fan, of the tower body, an air inlet pipe is arranged on the tower body, and the air inlet pipe is located below the heat dissipation body; the air inducing pipe comprises a horizontal part, a water collecting groove is formed in the bottom of the horizontal part, a water absorbing body is arranged in the air inducing pipe and corresponds to the middle position of the water collecting groove, a water guiding pipe is arranged at the bottom end of the water collecting groove, the top end of the water guiding pipe is communicated with the water collecting groove, and the bottom end of the water guiding pipe is communicated with the interior of the tower body; an auxiliary device used for assisting the water absorption body in draining water is arranged at the position, corresponding to the water absorption body, of the top end of the horizontal part. The glass fiber reinforced plastic cooling tower provided by the invention effectively prevents water loss.