41results about How to "Easy to cause waste" patented technology

The invention discloses an ecological organic liquid fertilizer which comprises components in parts by weight as follows; 70-80 parts of vitex negundo leaves, 30-40 parts of green manure, 10-20 parts of pyrethrum, 20-40 parts of molasses, 0.4-0.6 parts of choline chloride, 0.1-2 parts of an antibacterial peptide, 1-3 parts of microelements, 1-5 parts of an amino acid, 1-4 parts of biological bacteria, 2-3 parts of a dispersing agent, 3-10 parts of water-retaining agent and 100-150 parts of water. The ecological organic liquid fertilizer has the advantages of low cost, high fertilizer efficiency, high comprehensive effect, capability of controlling diseases and pests, reducing environmental pollution and improving the soil and the like.

The invention relates to a preparation method of a pressure-sensitive adhesive, and particularly relates to a preparation method of a solvent-free ultraviolet-curable organosilicone-modified pressure-sensitive adhesive. The method comprises the steps of: preparation of an organosilicone-modified polyurethane acrylate prepolymer and preparation of the pressure-sensitive adhesive. The pressure-sensitive adhesive is free of any organic solvents, and can be coated at normal temperature, dried without heating and rapidly cross-linked and cured.

The invention relates to a preparation method of high-temperature silicon dioxide powder, which comprises the following procedures that: an alkaline solution and hydrogen halosilane, alkyl halosilane, or silicon tetrachloride are provided; hydrogen halogen silane, alkyl halogen silane, or the mixture, or the mixture of silicon tetrachloride at any rate are put into the alkaline solution to generate silicic acid substance deposits and to obtain a suspending liquid containing silicic acid substance deposits; a filter cake of silicic acid substance deposits can be achieved by filtering the suspending liquid containing the silicic acid substance and washing the obtained silicic acid substance deposits; the silicic acid substance filter cake can be dried and baked to get the high-temperature silicon dioxide powder.

The present invention relates to a comprehensive extraction method for platycodin and platycodon grandiflorum polysaccharide. According to the method, platycodon grandiflorum is sequentially subjected to treatments of beating, ultrasonic extraction, filtration, and centrifugation; the resulting clarified solution is subjected to ultrafiltration; the resulting supernatant is subjected to ultrafiltration by a ultrafiltration device to obtain a permeating solution and a retention solution; the permeating solution is loaded on macroporous resin, and an elution treatment is performed by ethanol; the resulting eluent is subjected to vacuum concentration and drying to obtain the platycodin powder; the retention solution is subjected to vacuum concentration, then ethanol is added to the resulting concentrated solution; treatments of standing, precipitation collecting, water reconstituting, freeze drying are performed to obtain the platycodon grandiflorum polysaccharide powder. With the present invention, the yield of the method is high, the comprehensive utilization of the raw materials is achieved, and the cost is low.

The invention provides a method for controlling rice seedling growth by optical spectrum. According to the technical scheme, the method includes distributing light emitting diodes on two sides and/or over a paddy field to allow the sides and top of rice seedlings to be irradiated by the light emitting diodes; allowing both red light emitting diodes and blue light emitting diodes in the light emitting diodes to be distributed on the sides and/or over the paddy field; and controlling the red light emitting diodes and the blue light emitting diodes to emit light in the raising stage to regulate seedling growth and make the seedlings grow healthily so as to raise strong seedlings. The LEDs are used as a light source to supplement lighting and control growth of the rice seedlings, so that the problem that consumption of common light energy is high is solved. The LEDs serving as the light source can be designed to be able to emit single light, the targeted LEDs with spectrum required by growth of the seedlings are selected to serve as the light source, and accordingly energy consumption is lowered and utilization rate of the light source is increased substantially.

The invention relates to a lunar soil "concrete" and a preparation method thereof, and the lunar soil "concrete" is mainly used for aerospace, aviation, architectural paint and other technical fields. Lunar soil "concrete" hybrid 3D printing technology is an important key technology for follow-up lunar surface base construction of the moon in the future. A lunar soil simulant hybrid 3D printing device can realize continuous and controllable extrusion molding of lunar soil "concrete" by designing a lunar soil simulant hybrid 3D printing head. The hybrid 3D printing head is a key component of the lunar soil hybrid printing device, and can be employed to realize the continuous and controllable extrusion of lunar soil "concrete". The hybrid 3D printing head is a functional component integrating a drive motor, a coupling, a screw pump, an interface, a screw extrusion apparatus, a printing nozzle and other parts, and can realize the continuous and controllable extrusion molding of lunar soil "concrete" material.

The invention discloses a bus-based heat collecting and refrigerating device. The device comprises a heat collecting system, a lithium bromide refrigerating system and a sensor detection system, wherein the heat collecting system comprises a solar heat collecting module and an exhaust waste heat collecting module, the solar heat collecting module comprises a solar heat collector arranged at the top of a bus and a hot water circulating pump, and water in a water storage tank flows through the solar heat collector to form internal circulation under the action of the hot water circulating pump; the lithium bromide refrigerating system comprises a generator, a condenser, an evaporator, an absorber and a heat exchanger which are sequentially and circularly connected, the evaporator is communicated with the inside of the bus, energy is supplied by the aid of abundant outdoor solar energy in summer and exhaust waste heat of a bus engine, power of the bus is not required, the power performance of the bus is improved, fuel consumption of the bus is reduced, exhaust emission is reduced, compared with a traditional air conditioner refrigerant R12 and the like, the lithium bromide-water which is used as a refrigeration working medium has the advantages that the lithium bromide-water is non-toxic, pollution-free and incombustible, and is clean, environment-friendly and good in safety.

The invention discloses a preparation method of a porous thermal insulation material with high closed porosity. The invention belongs to the technical field of thermal insulation material preparation.According to the preparation method of the porous thermal insulation material with high closed porosity, thermal dissipation particles are embedded into organic foam, so after the organic foam is burnt out, the heat dissipation particles can be remained in the porous ceramic heat insulation material; in this process again, thermal expansion in the thermal dissipation particles is realized, and the outer gas decomposition layer is exploded, and a plurality of fragments are formed; along with continuous sintering, fragments of the outer gas decomposition layer are gradually melted, so the carbon fiber particles and the heat insulation particles are adhered to the pore wall of the porous ceramic heat insulation material together; after cooling, the strength of the hole wall can be effectively improved, meanwhile, the effect of blocking the hole wall is achieved, the hole closing rate is effectively increased, and due to the elasticity of the outer gas decomposition layer, the shock resistance of the porous ceramic thermal insulation material can be improved during accidental collision, and the situation that the hole wall is broken is reduced.

The invention discloses a method for performing biogas desulfurization and decarburization by combining solid waste and waste alkali liquor, and belongs to the technical field of biogas impurity removal and purification. According to the method, suspension liquid is prepared from basic oxide solid waste and waste alkali liquor; biogas is introduced into the suspension liquid so as to be subjectedto desulfurization and decarburization reaction, so that desulfurized and decarburized biogas purified gas can be obtained; alkaline substances in the waste alkali liquor are utilized to promote conversion of carbon dioxide into carbonate, promote conversion of hydrogen sulfide into metal sulfide, strengthen the formation of calcium and magnesium carbonate precipitates and achieve permanent fixation of the carbon dioxide and hydrogen sulfide. According to the method, the waste is used as raw materials, therefore, cost is low, and the win-win outcome of waste utilization and environmental protection is realized. The method is simple in reaction process and rapid in reaction, removes the carbon dioxide and hydrogen sulfide in the biogas at the same time, and is a biogas purification technology with high efficiency and low cost.

The invention discloses a culture method for promoting early fruiting of eucommia ulmoides. The method includes the following steps of firstly, culturing a rootstock; secondly, establishing a garden for planting; thirdly, collecting and storing scions; fourthly, conducting grafting and managing. It only takes people three years to conduct seedling culturing, garden establishing, grating and primary fruiting of the eucommia ulmoides, the time from seedling culturing to fruiting of the eucommia ulmoides is greatly shortened, and the simple seedling culturing, garden establishing and culturing method is provided for efficiently culturing the fruiting eucommia ulmoides.

The invention relates to lunar regolith concrete suitable for being extruded and a preparation method thereof, and the lunar regolith concrete suitable for being extruded and the preparation method thereof are mainly used in the technical fields of aerospace, aviation, building coatings and the like. A lunar regolith 'concrete' hybrid 3D printing technology is an important key technology in the future lunar follow-up lunar surface base construction. A lunar regolith simulant hybrid 3D printing device can realize continuous and controllable lunar regolith 'concrete' extrusion molding by designing a lunar regolith simulant hybrid 3D printing head. The hybrid 3D printing head is the key component of the lunar regolith hybrid printing device and is used for realizing continuous and controllable extrusion of lunar regolith 'concrete'. The device is a functional assembly integrating parts such as a driving motor, a coupler, a screw pump, a connector, a screw extrusion device and a printing nozzle into a whole, so that the continuous and controllable extrusion molding of the lunar regolith 'concrete' material is realized.

The invention relates to a method for preparing a PVC resin filler by the utilization of phosphogypsum. The method is a method for preparing a PVC resin filler by using phosphogypsum as a raw material. According to the method for preparing the PVC resin filler by the utilization of phosphogypsum, impurity-removed phosphogypsum and sodium carbonate react to prepare calcium carbonate; the obtained calcium carbonate and potato residue, alpha-amylase and bean dregs undergo anaerobic fermentation under the action of lactic acid bacteria so as to prepare lactic acid; the obtained lactic acid and stearic acid undergo esterification reaction under the action of protective gas to generate stearyl lactyl acid; the generated stearyl lactyl acid and a mixture of sodium carbonate and calcium carbonate undergo neutralization reaction to prepare sodium stearyl lactate and calcium stearyl lactylate; and the mixture of sodium stearyl lactate and calcium stearyl lactylate is used as a filler to be used in production of the PVC resin.

The invention discloses a splicing seedling tray which is formed by splicing a plurality of same unit components, wherein each unit component is composed of 6-10 sets of tray holes; each set of tray holes comprises one tray hole with 4-8 bulges at the edge and one tray hole with 4-8 grooves at the edge; two tray holes are connected with each other through a reinforcing rib; the upper parts of the tray holes are connected and formed into a unit component panel. The splicing seedling tray provided by the invention has a splicing structure; in a seedling taking process, the connected unit components are separated from each other and the elastic sheets in the tray holes are used for separating the seedling matrix and the seedlings from the tray; the complete bowl formed by roots and matrix is ensured; no any damage is brought to the root systems of the seedlings; the seedling-taking working efficiency can be increased.

The invention relates to the field of environmental protection, in particular to a recovery device capable of disassembling milk bottles in batches. According to the technical problem, the recovery device capable of disassembling the milk bottles in batches is provided. The recovery device capable of disassembling the milk bottles in batches comprises a workbench, a conveying belt, a control screen, a pad removing mechanism, an inner bottle taking-out mechanism and a twisting mechanism, wherein the workbench is connected with the conveying belt; the workbench is connected with the control screen; the workbench is connected with the pad removing mechanism; the workbench is connected with the inner bottle taking-out mechanism; and the workbench is connected with the twisting mechanism. According to the recovery device, the function of separating nipples and bottle caps from the milk bottles is achieved, the function of separating inner glass bottles from outer glass bottles is realized,and the function of separating the outer glass bottles from silicone pads inside the outer glass bottles is further achieved, so that the recovering efficiency is greatly improved, environment is protected, and resources are saved.

The invention discloses an environment-friendly geopolymer battery, which comprises a first metal patch, a positive electrode layer, an electrolyte layer, a negative electrode layer and a second metal patch from top to bottom; The raw materials include 40 to 50 parts of geopolymer powder, 20 to 30 parts of potassium base activator, 15 to 25 parts of manganese dioxide powder and 2 to 3 parts of graphite powder; the raw materials of the electrolyte layer include 4 to 5 parts of earth polymer powder and 4-5 parts of potassium-based base activator; the raw materials of the negative electrode layer include 40-50 parts of geopolymer powder, 20-30 parts of potassium-based base activator and 10-20 parts of zinc powder. The environmentally friendly geopolymer battery proposed in the technical solution has a stable current output, can effectively improve the metal utilization rate of the battery and reduce its recycling cost, and has little impact on the environment. Furthermore, a method for preparing the above-mentioned environment-friendly geopolymer battery is proposed, which has a simple process and strong operability, and is beneficial to ensure the stable current output of the geopolymer battery.

The invention relates to a method for preparing a PP (Polypropylene) resin filling agent, in particular to the method for preparing the PP resin filling agent by taking phosphogypsum as a raw material. The method for preparing the PP resin filling agent comprises the following steps: enabling the phosphogypsum which is subjected to impurity removal treatment and sodium carbonate to react to obtain calcium carbonate; performing anaerobic fermentation on the obtained calcium carbonate, cassava dregs, alpha-amylase and bean dregs under the effect of lactobacilli to obtain lactic acid; esterifying the obtained lactic acid and stearic acid under the effect of a protective gas; neutralizing the generated stearic lactoyl acid and the sodium carbonate to obtain sodium stearyl lactate. The obtained sodium stearyl lactate is used in the production of PP resin as a filling agent.