30results about How to "Conducive to turning waste into treasure" patented technology

The invention relates to a road slope silt curing agent and a preparation method thereof. The road slope silt is prepared from the following components in percentage by weight: 50-90% of silt and 10-50% of a curing agent, wherein the curing agent is prepared from the following components in percentage by weight: 40-70% of cement, 10-30% of coal ash, 5-10% of an expanding agent, 0.5-4% of a high polymer, 0.1-2% of a super plasticizer, 1-3% of an early strength agent, 0.001-0.1% of a retarder, 0.01-1% of a thickener, 0.1-3% of fibers and the balance of grass seeds. According to the curing agent provided by the invention, the expanding agent and fibers are introduced. Compared with a curing agent in the prior art, the road slope silt curing agent has the advantages that the shrinkage rate of cured sandy soil is reduced by 40%, so that the crack resistance of a curing body is improved. A pore structure can be controlled, so as to provide a growing space for plants. By adopting low-grade coal ash, turning waste into wealth and environmental friendliness are facilitated.

The invention discloses a preparation method for cellulose acetate porous microspheres and a product applying the preparation method. The method comprises the following steps: dissolving cellulose acetate containing glycerol triacetate into an organic solvent; and then adding a pore-foaming agent aqueous solution to obtain a water in oil type W / O emulsifiable solution; finally, adding the W / O emulsifiable solution into an outer aqueous phase aqueous solution to remove the organic solvent so as to obtain the cellulose acetate porous microspheres. The cellulose acetate porous microsphere provided has average particle diameter of 20.0-2000 micrometers, BET specific surface area of 1.0-50.0 m<2> / g, pore diameter of 50-20000 nm, pore volume of 0.5-10.0 mL / g and glycerol triacetate content of 1.0-20.0 percent. The porous microspheres have porous structures which are communicated to one another, and are large in pore volume; the pore structure and the particle diameter are adjustable. The structure is favorable for being applied to the fields of adsorptive separation and water treatment and biomedicine.

The invention provides a chondroitin sulfate preparation method based on a fish head cartilage. The chondroitin sulfate preparation method based on the fish head cartilage comprises the following steps: taking the fish head cartilage to carry out superfine grinding; adding cartilage powder to water, carrying out ultrasonic processing, respectively adopting papain and alkaline protease to carry out enzymolysis, and obtaining enzymatic hydrolysate; adding trichloroacetic acid to the enzymatic hydrolysate, evenly mixing the enzymatic hydrolysate and the trichloroacetic acid, carrying out still standing, and collecting supernatant fluid in a centrifuging mode; adding sodium hydroxide and ethanol to the supernatant fluid, evenly mixing, stirring, and carrying out digestion; mixing to be in a neutral state, collecting sediment of the lower layer in a centrifuging mode, drying the sediment, and obtaining the fish head chondroitin sulfate. Due to the fact that the chondroitin sulfate is extracted from the fish head cartilage, fishery salvaged materials are made full use of, and added value of products is improved. A superfine grinding technology is adopted to process the fish head cartilage, and extraction efficiency of the chondroitin sulfate is improved. Meanwhile, an ultrasonic assistance compound enzymic method is adopted to process raw materials, a deproteinization effect is good, and purity of chondroitin sulfate products is high. Due to the fact that an alkali treatment precipitation method is adopted to extract the chondroitin sulfate, extraction efficiency is high.

The invention relates to a method for preparing cement clinker by utilizing sludge. The method mainly comprises the steps of preparing materials, mixing materials, prilling, drying roasting, and the like, the key is to choose silicon ash and zeolite paste as auxiliary raw materials to be mixed with discharged sludge of a sewage treatment plant, then technical components act with one another, SiO2, Al2O3 are combined with SO3, a part of silicate ionic group is replaced by sulfate ionic group, and therefore, the solution rate can be slowed down and the problem of large water consumption of the previous sludge-type cement is solved. When the cement clinker prepared by the sludge with the method is compared with the existing produced high-temperature cement clinker, 80% of energy can be saved, and CO2 discharge can be reduced by 85%. The method conforms to national recycling cyclic development of waste residue of sludge, and the like and is beneficial to new technology and new material changing waste material to things of environmental policy.

The invention provides a heat recovery method and system for recovering energy in water-rich biomass. The method comprises the steps of putting the water-rich biomass with the content of water of less than 99.9% into a high-pressure closed container, and heating the high-pressure closed container until the temperature T is more than or equal to 100 DEG C and less than 250 DEG C and the pressure P is more than or equal to 0.1MPa and less than 3.97MPa; maintaining the temperature and the pressure in the high-pressure closed container to be constant and standing still for a period of time to enable the water-rich biomass to be liquefied and various biomasses and solid inorganic impurities to be separated; heating the high-pressure closed container until the temperature T is more than or equal to 100 DEG C and less than 350 DEG C and the pressure P is more than or equal to 0.1MPa and less than 16.52MPa, and enabling most biomass components not to be chemically decomposed; boiling the water in the high-pressure closed container, and then guiding out high-temperature and high-pressure water vapor, recycling the energy and enabling the water-rich biomass to be dehydrated; stopping heating, cooling the high-pressure closed container and recovering waste heat; and opening the high-pressure closed container, and taking out the separated and dehydrated dry biomass and the solid inorganic impurities, wherein the separated and dehydrated dry biomass is used for energy recovery, and the separated and solid inorganic impurities are used for mineral substance and heavy metal recovery.

The invention discloses a classifying dustbin. The classifying dustbin comprises a garbage inlet device, a classifying type dustbin assembly and a rotary driving mechanism. The garbage inlet device comprises a classifying treatment box, a recoverable garbage inlet and an unrecoverable garbage inlet, a garbage outlet formed in the bottom face of the classifying treatment box, a hob and a garbage guide slot. The recoverable garbage inlet and an unrecoverable garbage inlet are formed in the top face of the classifying treatment box, the hob is arranged in the classifying treatment box and used for smashing garbage from the recoverable garbage inlet, and the garbage guide slot is formed below the garbage outlet and used for guiding the garbage to be discharged. The classifying type dustbin assembly comprises a rotatable rotary disc and multiple dustbin bodies evenly distributed on the rotary disc in the circumferential direction. The rotary driving mechanism is used for driving the rotarydisc to rotate, so that all the dustbin bodies sequentially pass through the position below the garbage guide slot. According to the classifying dustbin, the recoverable garbage and the unrecoverablegarbage can be classified, and the resource utilization rate is increased.

The invention relates to a steel slag grinding aid enhancer and a preparation method thereof. According to the technical scheme, the steel slag grinding aid enhancer is characterized by comprising thefollowing raw materials in parts by weight: 10-20 parts of a binary core component, 10-20 parts of triisopropanolamine, 5-10 parts of ethylene glycol, 10-25 parts of urea, 25-50 parts of deionized water and 1-3 parts of calcium hydroxide, wherein the binary core component is prepared from triethanolamine and glycerol in a ratio of (1-9): 3. The steel slag grinding aid enhancer can improve the grindability of steel slag, effectively improve the steel slag grinding efficiency, save energy and reduce consumption; therefore, the preparation method provided by the invention has the characteristicsof simple process and convenience in manufacturing.

The invention relates to the technical field of waste treatment and stereo planting and discloses a multifunctional stereo planting device. The multifunctional stereo planting device comprises a plurality of planting pots, a collection device and a supporting seat. The planting pots are used for planting plants, the collection device is used for waste collection and fermentation, the planting potsare mounted on the collection device, and the supporting seat is used for supporting the planting pots and the collection device. The collection device comprises at least one circulation hole corresponding to the planting pots, and waste fermentation liquid generated in the collection device flows into the planting pots through the circulation holes. The multifunctional stereo planting device isreasonable in design and attractive in appearance and makes full use of the space to increase the planting rate; in addition, airtight fermentation of kitchen waste can be effectively realized, the generated waste fermentation liquid serves as nutrient substances for plants in growth, functions of stereo planting and waste treatment and utilization are integrated, and the waste treatment and stereo planting is clean, environmentally friendly, convenient to use and suitable for popularize.

The invention relates to the field of pesticides, in particular to a preparation technique of natural Chinese herbal medicine insect control pesticide. The natural Chinese herbal medicine insect control pesticide, with raw materials easy to match, is low in cost and purely natural, makes waste profitable, and kills insects without affection on useful insects. The preparation technique is simple, high in pesticide effect, laborsaving and easy for batch production. The natural Chinese herbal medicine insect control pesticide prepared by the preparation technique is pollution-free, environment-friendly and widely applicable and substitutes for chemical pesticides, residues are reduced, and the environment is protected. Besides, the natural Chinese herbal medicine insect control pesticide is high in osmosis, quick and thorough in killing insects, long in pesticide effect, convenient to use and free of hurts on humans and animals, and is a special-effect pesticide for fungus organisms.

The invention relates to the field of tailing resource utilization, in particular to a method for preparing porous silicon dioxide by utilizing asbestos tailings. The method comprises the steps of (1)ball milling, wherein asbestos tailings are smashed and are subjected to ball milling to prepare tailing powder; (2) material mixing, wherein the tailing powder is filtered and mixed with an activating agent, and mixed material powder is prepared; (3) roasting, wherein the mixed material powder is put in a chamber electric furnace for reaction, and clinker power is prepared; (4) dissolution, wherein the clinker powder is dissolved in water to prepare clinker fluid, then the clinker fluid is adjusted to be alkaline, and alkaline clinker fluid is prepared; (5) separation, wherein the alkaline clinker fluid is filtered and separated; (6) drying, wherein after filtering, residual solid products are dried, and the porous silicon dioxide is prepared. The adopted auxiliary agent ammonium bisulfate is low in corrosion on equipment, pollution and cost, not only can the resource utilization for asbestos tailings be achieved, but also secondary pollution cannot be caused, and the method meets the requirements of green production and is suitable for industrial production.

The invention discloses amomum villosum rhizome polysaccharide as well as a preparation method and antioxidant application thereof. The amomum villosum rhizome polysaccharide AVRP-1 is obtained by extracting amomum villosum rhizome crude polysaccharide and then purifying the amomum villosum rhizome crude polysaccharide through sephadex column chromatography. The AVRP-1 has antioxidant activity, the half effective concentrations (EC50) of DPPH and hydroxyl radicals are 4.50 mg / mL and 2.47 mg / mL respectively, the AVRP-1 is expected to be developed into functional food and health care medicine, the amomum villosum can be fully utilized, waste is turned into wealth, the overall economic value of the amomum villosum is improved, and income is increased.

The invention aims at providing an intelligent recyclable material recycling box based on spectrum recognition. Based on a yellow dog recycling machine, recyclable materials are put on a supporting plate; the materials are lifted to a spectrum recognition instrument, and molecular vibration identification is performed through a Raman spectrum recognition instrument and an infrared spectrum recognition instrument; and types of recyclable materials are obtained; a corresponding storage bin is rotated to a position below a discharge port; then, the recyclable materials are pushed into a crushingtreatment bin through a push plate; and the recyclable materials are crushed through a movable cutter and a fixed cutter which are arranged in a crossed mode, the crushed recyclable materials fall into the storage bin through screen holes and a discharging port of a screen, then the storage bin rotates to the position below a pressing head so as to compress the recyclable materials, a space is saved, and the recyclable materials are subjected to recognition, classification pretreatment and classification storage according to materials. In the invention, a utilization degree of the recyclable materials can be continuously improved, a society without garbage appears finally, and various substances can be fully used according to values.

The invention relates to a fertilizer special for balsam pear. The fertilizer comprises the following components in parts by weight: 1-5 parts of iodised salt, 10-20 parts of urea, 10-20 parts of ammonium dihydrogen phosphate, 5-10 parts of diammonium phosphate, 10-20 parts of potassium sulfate, 5-10 parts of potassium oxide, 10-20 parts of sodium borate, 2-4 parts of straw, 1-3 parts of gypsum powder, 2-4 parts of calcium silicate powder, 5-8 parts of phosphorus pentoxide, and 3-6 parts of polyacrylamide. The raw materials have wide sources and low cost, the fertilizer can be used for repairing soil where fertilizer is used for a long-term, simultaneously the fertilizer has little pollution to environment and water source; the fertilizer can meet vegetation needs and protect plant roots, and does not damage seedlings.

The invention discloses a solid fuel useful for coal substitutions. Biomass, ionic liquid and water are mixed in a certain proportion, and a heating reaction is carried out, wherein the weight ratio of water to biomass is not greater than 500, the weight ratio of ionic liquid to biomass is not greater than 100, the reaction temperature does not exceed 250 DEG C, the reaction time does not exceed 24 h, solid black slag is obtained through filtering separation of reaction liquid, and the solid fuel is obtained after the solid black slag is washed through a solvent and dried. The raw materials are low in cost and easily obtained, the biomass source is abundant, the ionic liquid catalyst is stable in performance, environment-friendly and can be recycled, and the synthetic method is simple and convenient and is beneficial for changing waste materials into valuable and protecting the environment. The preparation route is simple, the reaction temperature is low, fine chemical engineering products can be obtained through co-production while the solid fuel is prepared, and the economic benefit is improved. The solid fuel provided by the invention can replace traditional non-renewable coal resources, and solves the technical problems which have not been solved yet in the field.

The invention provides an ardealite gypsum plaster board and a preparation method thereof. Raw materials of the board core of the ardealite gypsum plaster board comprise ardealite clinker and konjakuflour. Optionally, the board core raw materials comprise ardealite clinker, konjaku flour, a binder, a waterproof agent, a foaming agent and water. The preparation method comprises the following steps: firstly, crushing and calcining an ardealite raw material to obtain an ardealite clinker; secondly, uniformly stirring the ardealite clinker and konjaku flour to prepare modified ardealite clinker;adding a binder, a waterproof agent, a foaming agent and water into the modified phosphogypsum clinker, and uniformly mixing to obtain gypsum slurry; pouring the gypsum slurry on the surface protection paper, lapping, firmly adhering and molding to prepare a wet plate; and finally, after the wet board is solidified, the wet board enters a drying machine, and preparation of the ardealite gypsum plaster board is completed after drying. According to the gypsum plaster board prepared by the method, migration of alkali metal ions such as potassium and sodium in phosphogypsum is inhibited so that the adhesive property between the phosphogypsum and gypsum board surface protection paper is greatly improved.

The invention relates to a road slope silt curing agent and a preparation method thereof. The road slope silt is prepared from the following components in percentage by weight: 50-90% of silt and 10-50% of a curing agent, wherein the curing agent is prepared from the following components in percentage by weight: 40-70% of cement, 10-30% of coal ash, 5-10% of an expanding agent, 0.5-4% of a high polymer, 0.1-2% of a super plasticizer, 1-3% of an early strength agent, 0.001-0.1% of a retarder, 0.01-1% of a thickener, 0.1-3% of fibers and the balance of grass seeds. According to the curing agent provided by the invention, the expanding agent and fibers are introduced. Compared with a curing agent in the prior art, the road slope silt curing agent has the advantages that the shrinkage rate of cured sandy soil is reduced by 40%, so that the crack resistance of a curing body is improved. A pore structure can be controlled, so as to provide a growing space for plants. By adopting low-grade coal ash, turning waste into wealth and environmental friendliness are facilitated.

The invention discloses bacterial cellulose as well as a pollution-free preparation method and applications of the bacterial cellulose, belonging to the technical field of the bacterial cellulose. The method comprises the following steps: carrying out pretreatment by adopting amino acid ionic liquid; carrying out enzymolysis on the precipitate; carrying out detoxification treatment on the enzymatic hydrolysate; preparing a fermentation culture medium; and synthesizing the bacterial cellulose. According to the method, bagasse hydrolysate is taken as a carbon source of the culture medium, so that the cost for synthesizing the bacterial cellulose is reduced. The pretreatment on bagasse adopting the amino acid ionic liquid is a pollution-free and efficient pretreatment means, the amino acid ionic liquid is good in chemical stability and can be recycled, in addition, the amino acid ionic liquid is non-toxic and has excellent biological solubility, the pretreatment temperature is low, the efficiency is high, and the reaction time is shortened. The adopted device for microbial synthesis of the bacterial cellulose is simple and easy to operate, the operation is simple, the raw materials are easily available, and thus the large-scale preparation is facilitated. The prepared bacterial cellulose is high in yield, uniform in grain diameter and excellent in property, and can be taken as a biological material to be applied to the field of medical materials.

A process for in-situ reclaiming three wastes of drilling well on land includes such steps as collecting the sawage, drilling liquid and rock debris into separator, slurry recovery tank, cement paste recovery tank and rock debris recovery tank through helical lobe and slurry pumps separately, and then oil-water separation, dewatering, separating solid particles, treating to make them innocuous, solidifying, and making brick or cement stone. Its advantages include simple process and equipment, low cost and environmental protection.

The invention relates to a special fertilizer for pumpkins. The special fertilizer comprises the following components in parts by weight: 1 to 5 parts of borax, 10 to 20 parts of urea, 10 to 20 parts of monoammonium phosphate, 5 to 10 parts of diammonium phosphate, 10 to 20 parts of potassium sulfate, 5 to 10 parts of potassium nitrate, 10 to 20 parts of sodium borate, 2 to 4 parts of plant ash, 1 to 3 parts of gypsum powder, 2 to 4 parts of calcium superphosphate, 5 to 8 parts of phosphorus pentoxide and 3 to 6 parts of polyacrylamide. The special fertilizer has the advantages of wide raw material sources, low cost and less pollution to the environment and water resources, additionally, soil to which fertilizers are applied for a long time can be restored, the requirement of plant growth is satisfied, plant roots are protected, and seedlings are not damaged.

The invention provides a chondroitin sulfate preparation method based on a fish head cartilage. The chondroitin sulfate preparation method based on the fish head cartilage comprises the following steps: taking the fish head cartilage to carry out superfine grinding; adding cartilage powder to water, carrying out ultrasonic processing, respectively adopting papain and alkaline protease to carry out enzymolysis, and obtaining enzymatic hydrolysate; adding trichloroacetic acid to the enzymatic hydrolysate, evenly mixing the enzymatic hydrolysate and the trichloroacetic acid, carrying out still standing, and collecting supernatant fluid in a centrifuging mode; adding sodium hydroxide and ethanol to the supernatant fluid, evenly mixing, stirring, and carrying out digestion; mixing to be in a neutral state, collecting sediment of the lower layer in a centrifuging mode, drying the sediment, and obtaining the fish head chondroitin sulfate. Due to the fact that the chondroitin sulfate is extracted from the fish head cartilage, fishery salvaged materials are made full use of, and added value of products is improved. A superfine grinding technology is adopted to process the fish head cartilage, and extraction efficiency of the chondroitin sulfate is improved. Meanwhile, an ultrasonic assistance compound enzymic method is adopted to process raw materials, a deproteinization effect is good, and purity of chondroitin sulfate products is high. Due to the fact that an alkali treatment precipitation method is adopted to extract the chondroitin sulfate, extraction efficiency is high.

The invention provides an application of straw fiber in the production process of high-temperature molded fireworks outer cylinder, the material composition of which includes the following raw materials in proportion by weight: plant starch 6-30; straw fiber 4-60; filling mixture 20-60 ; Catalyst 1‑12; Stabilizer 4‑25. The raw materials are processed by mixing materials and high-temperature hydraulic molds. The production process of the present invention has high production efficiency and can be produced in an assembly line. Compared with the traditional paper outer cylinder, the drying time is reduced, and the effect is more obvious in seasons with excessive rainy weather; the materials of the present invention are easy to degrade material, the outer cylinder after discharge can be used as fertilizer after degradation, and discharge is safe.

The invention discloses a method for preparing boards from carboxymethyl starch serving as a binding agent and waste plant fibers. In the invention, the boards are prepared by the steps of uniformly mixing the carboxymethyl starch serving as the binding agent and the waste plant fiber powder, filling the mixed materials into a mold, molding, polishing the molded products, removing the mold and drying the obtained products. The boards prepared by the invention contain no substances, which are harmful for human body, such as formaldehyde, have the characteristics of light weight, low cost, simple manufacturing process, waste recycling and environmental protection and can be widely applied in the fields of construction, decoration, packaging and the like.

The invention relates to an intelligent garbage can. The intelligent garbage can comprises a solar panel, a bracket and a box body; a display screen, a control button, a cash return port, a cash storage box and a waste feed port are arranged on the side surface of the box body; a central processing unit, a conveying belt, a classifier and a classifying box are arranged in the box body; the centralprocessing unit is provided with a signal transceiver and a storer; the conveying belt is positioned under the waste feed port; a pressure sensor is arranged at the upper end of the conveying belt; amotor is arranged on the side surface of the conveying belt; the pressure sensor is connected with the central processing unit; the central processing unit processes electric signals of the pressuresensor to obtain weight values; the pressure sensor is associated with the motor; the classifier is positioned at the end part of the conveying belt; and the classifying box is positioned under the classifier. The intelligent garbage can recovers garbage more conveniently, and facilitates guidance of people to preferably classify the garbage to protect the environment and to change wastes into valuable things.