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60results about How to "With water retention function" patented technology

Preparation method of saline-alkali soil improving agent

The invention discloses a preparing method of alkaline soil modifier, which comprises the following steps: dissolving polyacrylic acid in the water; adding inorganic acid, pyroligneous and plant hormone sequently; stirring to blend evenly. The modifier contains 5-25% polyacrylic acid, 10-50% inorganic acid, 1-5% pyroligneous, 0.01-2.0% plant hormone and water. The invention reduces soil pH value effectively, which is beneficial for plant growth.
Owner:NORTHEAST FORESTRY UNIVERSITY +1

Nostoc sphaeroids kutz extractive and application thereof in cosmetics

The invention relates to a nostoc sphaeroids kutz extractive and application thereof in cosmetics. The preparation method of the extractive comprises the following steps of: sieving pulverized dry bodies of nostoc sphaeroids kutz, adding water in advance for swelling for several hours, or directly using fresh nostoc sphaeroids kutz, adding water for boiling and extracting several times, and then filtering and collecting filtrates; concentrating the filtrates under reduced pressure, and purely settling and centrifuging the filtrates to obtain sediments; and then drying the sediments into the nostoc sphaeroids kutz extractive. The nostoc sphaeroids kutz extractive provided in the invention has the functions of water retention and skin beautification and can play the effect of moisturizing skin after added in the cosmetics.
Owner:HUNAN YANDI BIOLOGICAL ENG

Preparation method of environment-friendly dry powder pointing agent

The invention relates to a preparation method of an environment-friendly dry powder pointing agent taking slag powder as main raw materials, belonging to the technical field of building material preparation processes. The environment-friendly dry powder pointing agent comprises the raw materials in percentage by weight: 55-75 percent of slag powder, 2-10 percent of cement, 10-30 percent of calcite powder, 2-5 percent of re-dispersible emulsoid powder and 0.05-0.3 percent of thickening agent. The environment-friendly dry powder pointing agent has good caking property, good durability and high antiseepage grade, is not in contact with a tapestry brick, generates no cracks, and can effectively inhibit saltpetering. The invention widens a new approach for the resource utilization of the slag powder and has better social efficiency and economic benefit.
Owner:SHANGHAI UNIV +2

Plant growth nutrient solution prepared from solid organic wastes and preparation method of nutrient solution

ActiveCN103848687AAchieve the effect of biological fertilizerNutritional balanceFertilizer mixturesAlkalinityGrowth plant
The invention discloses a plant growth nutrient solution prepared from solid organic wastes and a preparation method of the nutrient solution. The plant growth nutrient solution is prepared from the following components in percentage by mass: 20-40% of pyroligneous liquor, 30-50% of ferment, 10-30% of compost from earthworm mixed solution and 5-10% of plant extraction solution. The nutrient solution is convenient and uniform to spray, is capable of loosening soil, has a water retaining function and is capable of reducing salinity and alkalinity of the soil, reducing harmful slat components of the soil and improving the fertility of the soil; and the nutrient solution is non-toxic, harmless, pollution-free and environment-friendly, simple in preparation process and low in cost, so that the industrial continuous production is facilitated.
Owner:天津市浓昇农业科技有限公司

A light water-retaining matrix suitable for greening of low-load reconstructed roofs and a method for preparing the same

The invention provides a light water-retaining matrix suitable for greening of low-load reconstructed roofs. The light water-retaining matrix contains 12-30 volume parts of organic fertilizer, 15-45 volume parts of coco coir, 10-30 volume parts of turf, 15-25 volume parts of vermiculite and 10-35 volume parts of zeolite, wherein the content of organic matter is greater than 30%, the total nutrients are 2-5%, the pH is 5.5-7.5, the EC is less than 3.5mS / cm, the water content is 25-45%, the total porosity is 60-75%, the dry bulk density is 0.25-0.5 Mg / m<3>, and the wet bulk density is 0.65-1.05Mg / m<3>. The invention also provides a method for preparing the light water-retaining matrix. The light water-retaining matrix has the advantages of excellent drainage, water-retaining property and fertilizer-retaining property and overall, balanced and quickly-slowly successive nutrients; the materials are easy to obtain; the matrix product is suitable for greening of low-load roofs in cities and plays an active role in promoting improvement of urban ecological environment quality.
Owner:SHANGHAI ACADEMY OF LANDSCAPE ARCHITECTURE SCI & PLANNING

Preparation method of crosslinked polymer cement waterproof coating

The invention relates to a preparation method of a crosslinked polymer cement waterproof coating, which comprises the following steps: (a) mixing diacetone acrylamide with other polymerizable acrylic monomers and adding a surfactant for pre-emulsification; taking a part of pre-emulsified monomers, increasing the temperature to 60-90 DEG C, adding an initiator for polymerization reaction and then adding the left pre-emulsified monomers and an initiator within 0.2-1 hour for polymerization reaction at the temperature of 60-90 DEG C to obtain polymer emulsion; (b), adding an alkali agent and adipic dihydrazide into the polymer emulsion in the step (a); and (c), uniformly agitating the neutralized and activated polymer emulsion and a mixed filler during the construction to obtain the crosslinked polymer cement waterproof coating. The preparation method is simple, is low in cost and is suitable for industrial production; and the crosslinked polymer cement waterproof coating prepared by the method has a cement water reducing effect, can improve the cement strength and can be formed at the room temperature.
Owner:JIAXING GUANGXING BUILDING MATERIALS TECH

Cutting seedling-raising method for golden camellia

The invention provides a cutting seedling-raising method for golden camellia. The cutting seedling-raising method comprises the following steps: cutting semi-lignified branches, which are collected from middle and upper parts of a seed tree, grow in the current year vigorously and have full leaf buds, into one-bud and half-leaf cutting slips; sterilizing the cutting slips; mixing a plant growth regulator aqueous solution with talc powder to prepare a paste, soaking roots of the sterilized cutting slips in the paste until the roots of the cutting slips are wrapped with the paste; mixing yellow soil with coconut chaff to obtain a substrate, tiling the substrate on a cutting bed, watering the substrate well, and then cutting the cutting slips with the paste wrapped on the roots on the cutting bed, wherein the buds on the cutting slips are exposed out of the surface of the cutting bed; and setting up an arched shed on the cutting bed, sealing the arched shed with a thin film, covering the thin film with a layer of sunshade net at the same time, and avoiding watering after cutting until outplanting. The method provided by the invention is high in cutting survival rate and effectively improves the utilization rate of female parent branches.
Owner:FUJIAN ACAD OF FORESTRY

Soil conditioner and production method thereof

The invention belongs to the technical field of soil conditioners and in particular relates to a soil conditioner with the functions of holding water, controlling desertification and improving poor soil fertility. The soil conditioner comprises the following components in parts by weight: 500-800 parts of ammonuim humate, 100-200 parts of potassium humate, 100-200 parts of pulverized fuel ash, 50 parts of agriculture and forestry water holding agent, 100-200 parts of ammonium sulfate, 100-200 parts of diammonium hydrogen phosphate, 80-150 parts of potassium chloride, 10-40 parts of manganese oxide, 10-20 parts of zinc oxide and 0.5-1 part of molybdenum trioxide. The invention also relates to a method for producing the soil conditioner. The method comprises the following steps: (1) preparing ammonuim humate; (2) weighing all the raw materials in parts by weight and fully mixing the raw materials; (3) bagging and standing mixture obtained in the step (2). According to the soil conditioner and the production method thereof, the wastes in mining areas and power plants are used as main raw materials, so that the soil conditioner is environmentally friendly, makes full use of resources and is obvious in effects of holding water, controlling desertification and improving poor soil fertility and the like.
Owner:天津博生源肥料科技发展有限公司

Amino acid liquid mineral fertilizer wrapped by microcapsules and preparation method of fertilizer

The invention discloses an amino acid liquid mineral fertilizer wrapped by microcapsules and a preparation method of the fertilizer, and belongs to the field of fertilizer production. The preparation method comprises the steps that 60%-75% of composite amino acid liquid with the content ranging from 10% to 25%, 1%-5% of medium trace elements, 1%-5% of potassium fulvic acid, 17%-32% of mineral fertilizer, 1% of stabilizer, 1% of release controlling agent and an appropriate amount of sodium hydroxide aqueous solution are taken as the raw materials, production and microencapsulation of liquid fertilizer and solid fertilizer are conducted, and a finished product is obtained. The production method and the product have the advantages that the production cost is low, energy conservation and environment friendliness are achieved, the water-retaining capacity is high, nutrient elements needed by crops can be provided, besides, the effects of adsorbing heavy metal and morbid substances in soil, balancing soil nutrients, activating soil vigor, promoting metabolism of the crops and improving resistance and immune function of the crops can be achieved, the yield is generally increased by about 20%, the effects of improving drought resistance, premature aging resistance and continuous cropping resistance of the crops can be achieved, and the amino acid liquid mineral fertilizer is a pure natural product and free of toxic and side effects.
Owner:JIANGSU HANLING FERTILIZER IND

Water-soluble polymers coating agent, coating release-controlling fertiliser and method for preparing same

The invention relates to a water-soluble polymer coated agent, a coated controlled release fertilizer that contains a coated agent and a preparation method thereof. The water-soluble polymer coated agent of the invention is characterized in that the coated agent contains alkyd resin prepolymer in a way of neutralization. The coated controlled release fertilizer of the invention consists of a fertilizer core and a capsule which is outside the fertilizer core; wherein, the capsule contains a polymer film that contains the water-soluble polymer coated agent of the invention, and an inorganic layer that is arbitrarily arranged on the polymer film and contains inorganic powders.
Owner:KINGENTA ECOLOGICAL ENG GRP

Spheroidal attapulgite flower ceramsite with moisture-holding function

The invention discloses spheroidal attapulgite flower ceramsite with a moisture-holding function. The key point of the technical scheme is that the spheroidal attapulgite flower ceramsite with the moisture-holding function consists of high-viscosity attapulgite clay powder, attapulgite clay tailing powder, red bentonite powder, sludge, kieselguhr tailing powder, cement and super absorbent polymerresin gel. The spheroidal attapulgite flower ceramsite with the moisture-holding function is produced by the following steps of mixing the ingredients, granulating, maintaining, sieving and packaging. The spheroidal attapulgite flower ceramsite has a rough and porous surface, and is light in weight, high in strength and water absorption and good in moisture-holding function. The spheroidal attapulgite flower ceramsite is produced by utilizing the sludge and tailings comprehensively, so that the utilization rate of resources is improved, waste materials are changed into wealth, and environmentis protected. Besides, the spheroidal attapulgite flower ceramsite with the moisture-holding function is suitable for planting various flowers or vegetables.
Owner:江苏世澳非金属应用科技有限公司

Water-retention, water-permeation and water-filtration paving brick and manufacturing method thereof

The invention discloses a water-retention, water-permeation and water-filtration paving brick and a manufacturing method thereof. The paving brick is prepared from the following ingredients in parts by weight: 100 parts of waste ceramsite, 5 to 8 parts of river sand, 5 to 8 parts of flint clay, 5 to 6 parts of pore forming agent, 5 to 8 parts of binder, 2 to 5 parts of fluxing agent, 6 to 9 parts of kaolin, 1 to 3 parts of glaze and 2 to 5 parts of water, wherein the ingredients are sintered into the brick. The manufacturing method comprises the steps of smashing, distributing material, mixing, manufacturing a green body and sintering. The paving brick prepared by the method has water-retention, water-permeation and water-filtration functions, can filter rainwater repeatedly to remove impurities in the rainwater, further can collect a part of rainwater, achieves a rainwater retention effect, reduces municipal drainage pressure and relieves a heat island effect.
Owner:佛山生态海绵城市科技发展有限公司

Planting container structure with water retention function

The invention discloses a planting container structure with a water retention function, which is mainly characterized in that a high-density pore form of water retention layer is formed on the container, and the moisture and air permeability suitable for grown plants are achieved by adjusting the water content in the water retention layer to promote the growth of plant roots. In addition, as adhesive force of moisture for the container is larger than water molecule cohesion, the container matched with the pore form of water retention layer has a good water sucking effect. Meanwhile, as moisture penetrates in the water retention layer and then is not easily evaporated due to hydrophily, the purposes that a grower does not need to water daily and the planting is simplified are achieved. The watered moisture can be sucked and retained by the container, so that water is saved, accumulated water can be further avoided, and a clean and tidy environment is easily maintained. When the container is used for indoor planting of an air-conditioned room, the problem of the dry environment easily exists; and through the long-time moisturizing efficacy of the container, the needed humidity of plants can be maintained, the indoor humidity is regulated, and the problem brought by the dry environment is solved.
Owner:昆勤清洁用品(昆山)有限公司

Method for processing cell sample in single cell sorting process

The invention provides a method for processing a cell sample in a single cell sorting process. The method comprises the following steps in sequence: 1, acquiring a required cell sample; 2, spreading the cell sample and a water retention substance for keeping cell activity on the surface of a sorting chip; 3, putting the chip on a sorting platform for sorting target cells; 4, putting the sorted cells into a receiving substance in a receiving device; and 5, performing subsequent detection or culture operation on the sorted cells. According to the method, the substance with a water retention function is used, so that the cells can keep the original biological state and biological activity in the sorting process, and detection and enlarged culture of the activity of the cells after sorting arenot influenced.
Owner:长春长光辰英生物科学仪器有限公司

Biodegradable composite material, plant nutrient pot and production method of plant nutrient pot

The invention provides a biodegradable composite material, a plant nutrient pot and a production method of the plant nutrient pot, and relates to the technical field of degradable materials. The biodegradable composite material is prepared from the following raw materials in parts by weight: 20 to 40 parts of degradable plastic and 55 to 80 parts of straw powder. The biodegradable composite material has the advantages of being capable of being completely degraded, and being environment-friendly, pollution-free, good in ventilation and low in cost. The plant nutrient pot produced by using the biodegradable composite material has the advantages of environment friendliness, no pollution, good drainage ventilation, resource saving, low cost and capability of generating nutrient substances required by nursery stock after degradation.
Owner:范毅

Bio-fertilizer with water retention function and processing technology thereof

The invention discloses a bio-fertilizer with water retention function and a processing technology thereof. The bio-fertilizer comprises the following components: an organic fertilizer, microbial fermentation broth, a mixture of nitrogen, phosphorus and potassium elements, medium and trace elements, an organic chelating agent and macromolecular water absorption and water retention resin. The processing technology includes: preparing the macromolecular water absorption and water retention resin; preparing the organic fertilizer; mixing all the above raw materials evenly to obtain a dispersion liquid; and spraying the dispersion liquid on an adsorbent, stirring the substances evenly and performing natural air drying, thus obtaining the bio-fertilizer with water retention function. Accordingto the bio-fertilizer, beneficial microorganisms are wrapped in the network of the macromolecular water absorption and water retention resin, and the loose and porous adsorbent is embedded among the network of the macromolecular water absorption and water retention resin to enlarge the access channels of beneficial microorganisms, water and the like, thus creating an appropriate living environmentfor beneficial microorganisms. The experimental result shows that the bio-fertilizer is more beneficial to the growth and development of crops.
Owner:赵鑫飚

Polymer emulsion coating agent, coating release-controlling fertiliser and method for preparing same polymer emulsion

The invention relates to a polymer emulsion coated agent, a coated controlled release fertilizer that contains a coated agent and a preparation method thereof. The polymer emulsion coated agent of the invention is characterized in that the coated agent contains alkyd resin prepolymer in a way of neutralization. The invention also relates to the coated controlled release fertilizer, and the fertilizer consists of a fertilizer core and a capsule which is outside the fertilizer core; wherein, the capsule contains a polymer film that contains the polymer emulsion coated agent, and an inorganic layer that is arbitrarily arranged outside the polymer film and contains inorganic powders.
Owner:河南豫邮金大地科技服务有限公司

Slope protection and greening material and preparing and application method thereof

The invention discloses a slope protection and greening material and a preparing and application method thereof. The slope protection and greening material is prepared from 35-45% of sludge, 30-40% ofstone powder, 5-15% of attapulgite powder, 5-10% of lignosulfonate, 5-10% of pregelatinized starch, 2-5% of potassium polyacrylate, 1-5% of polyvinyl alcohol and 0.1-0.5% of plant seeds, and raw materials are uniformly mixed and stirred into a pasty finished product. By means of the slope protection and greening material, on one hand, urbane sludge can be digested, on the other hand, rich organicmatter and mineral elements are provided for the growth of slope protection landscape grass. The added stone powder, the attapulgite powder, lignosulfonate, the pregelatinized starch, potassium polyacrylate and polyvinyl alcohol achieve the functions of improving the structure of the material, improving the viscosity of the material, retaining water and the like respectively; the added plant seeds are matched according to the construction site spontaneous growth advantage community structure, so that final plants are reasonable in ecological structure.
Owner:INST OF SOIL & FERTILIZER FUJIAN ACADEMY OF AGRI SCI

Cellulose-based coated fertilizer and preparation method thereof

The invention belongs to the technical field of fertilizers, and discloses a cellulose-based coated fertilizer and a preparation method thereof. The cellulose-based coated fertilizer comprises a fertilizer core and a coated layer, wherein the coated layer wraps the outside of the fertilizer core; the fertilizer core comprises a granular fertilizer and an additive; and the coated layer comprises celluloses and a solvent for dissolving the celluloses. The releasing speed of the cellulose-based coated fertilizer is low, the releasing period of the fertilizer can be prolonged, slow absorption andutilization of a root system are facilitated, high yield of crops is promoted, meanwhile, a water retaining function is fulfilled, a soil environment can be improved, furthermore, the coated materialis formed quickly, the efficiency is high, a drying procedure is not required, sieving is not required either, waste residues are not produced in a production process, and an ecological environment isprotected favorably.
Owner:INST OF ENVIRONMENT & SUSTAINABLE DEV IN AGRI CHINESE ACADEMY OF AGRI SCI

Environment-friendly slow-release coated urea fertilizer and preparation method thereof

The invention provides an environment-friendly slow-release coated urea fertilizer and a preparation method thereof, the slow-release coated urea fertilizer comprises urea, an inner slow-release layer and an outer protective layer, the inner slow-release layer is a water-based copolymer-fly ash zeolite composite film, and the outer protective layer is palm oil. Weighing polyvinyl alcohol and deionized water, heating and stirring; cooling after the polyvinyl alcohol is completely dissolved, adding polyvinylpyrrolidone and a water-based acrylate emulsion, stirring at a constant temperature, adding fly ash zeolite powder after the polyvinyl alcohol and the water-based acrylate emulsion are completely and uniformly mixed, and continuously stirring to obtain a water-based composite solution; atomizing the water-based composite solution through high-speed hot air flow, uniformly spraying the atomized water-based composite solution on the surfaces of preheated urea particles, and ventilating and drying to form a slow-release layer; and spraying palm oil on the surface of the slow-release layer, discharging, and naturally cooling to obtain the environment-friendly slow-release coated urea fertilizer. The environment-friendly slow-release coated urea fertilizer disclosed by the invention integrates the functions of controlling nutrient release and retaining water, and is a fertilizer with the functions of controlling nutrient release, resisting drought, saving water and improving a soil structure.
Owner:TAIYUAN UNIV OF TECH

Cooling cigarette holder, preparation method and heated non-combustible cigarette

The invention relates to a cooling cigarette holder, a heated non-combustible cigarette and an application. The cooling cigarette holder comprises a cooling section, the cooling section comprises carriers, cooling materials are applied onto the surfaces of the carriers, the carriers are distributed in the cooling section to form a plurality of channels penetrating the cooling section, the coolingmaterials are provided with a crystallization water compound, the crystallization water compound is at least one of ferrous sulfate, aluminum potassium sulfate dodecahydrate, sodium phosphate dibasicdodecahydrate, magnesium sulfate heptahydrate, copper sulfate pentahydrate and sodium sulfate decahydrate, and preferably, the carriers are provided with paper. According to the cooling cigarette holder, the temperature of smoke entering a mouth of a smoker can be effectively reduced by 10 DEG C or more, the crystallization water compound absorbs heat and releases crystallization water, the temperature of smoke of the heated non-combustible cigarette can be effectively reduced in first, second and third times of smoking.
Owner:CHINA TOBACCO HUNAN INDAL CORP

Environment-friendly fertilizer for aquatic weeds

The invention discloses an environment-friendly fertilizer for aquatic weeds. The environment-friendly fertilizer is prepared from, by weight, 10-20 parts of ammonium nitrate, 30-50 parts of urea, 15-25 parts of potassium chloride, 10-22 parts of monoammonium phosphate, 5-15 parts of montmorillonite powder, 1-6 parts of borax, 1-8 parts of argil, 5-12 parts of molasses powder, 20-30 parts of compost chicken manure, 0.5-1.5 parts of calcium hydrophosphate, 0.6-1.8 parts of sodium silicate, 0.001-0.003 part of bacillus licheniformis, 0.001-0.009 part of paenibacillus polymyxa, 0.002-0.006 part of bacillus subtilis and 1-10 parts of a controlled-release fertilizer coating agent. The environment-friendly fertilizer is high in utilization rate, low in cost and environmentally friendly.
Owner:ANQING FUJIANG FISHERIES BREEDING CO LTD

Pervious concrete binder and pervious concrete

The invention provides a pervious concrete binder and pervious concrete.The pervious concrete comprises cement, stones and the binder, and the binder comprises 35% of fly ash, 30% of silicon-calcium powder, 15% of calcium chloride, 5% of cellulose, 12% of resin rubber powder and 3% of retarder. The silicon-calcium powder is used for adjusting the viscosity, the calcium chloride is used for improving the strength of concrete, the cellulose is used for preventing the concrete from cracking and has a water retention function, the resin rubber powder is used for improving the bonding strength of the binder, the retarder is used for relieving the setting time of the concrete, and the binder comprises the components and the content thereof. When the binder is used for preparing concrete, the concrete has certain strength and good water permeability after being applied, and the preparation cost can be effectively reduced.
Owner:广东名捷新材料有限公司

Nutrient soil capable of improving stony desertification region and production method thereof

The invention provides nutrient soil capable of improving a stony desertification region and a production method thereof and belongs to the field of stony desertification treatment. The nutrient soilis prepared by, by weight, 8-15 parts of plant straw, 10-20 parts of peat soil, 30-50 parts of viscose loam, 12-21 parts of coconut coir, 7-18 parts of pond sludge, 30-45 parts of potassium acrylate,7-18 parts of anhydrous magnesium sulfate, 10-20 parts of aloe extract, 2-10 parts of crosslinking agent, 1-7 parts of initiator, 15-25 parts of livestock manure and 5-10 parts of yeast powder. The nutrient soil and the production method thereof have the advantages that the water absorption rate of the nutrient soil is increased; water-retaining components in plant fibers allow the nutrient soil to be high in water retaining performance, and the nutrient soil can slowly supply water for plant roots under a dry and water-shortage environment condition; the nutrient soil is capable of providingbasic nutrition for plant growth, easy in raw material obtaining, simple in production method, good in stony desertification region treatment effect and capable of saving stony desertification regiontreatment cost.
Owner:ANHUI HONGSEN GAOKE FORETRY CO LTD

Nutrient soil and green belt containing nutrient soil

The invention relates to the field of nutrient soil, and particularly discloses nutrient soil and a green belt containing the nutrient soil. The nutrient soil is prepared from, by weight, 30-50 parts of peat, 7-12 parts of ceramsite, 13-20 parts of perlite, 3-5 parts of fine sand, 120-150 parts of garden soil, 20-30 parts of wormcast and 18-25 parts of chitosan. The green belt containing the nutrient soil comprises a green belt body, the green belt body comprises a nutrient soil layer, a non-woven fabric layer and a drainage layer which are sequentially arranged from top to bottom, and the drainage layer is formed by mixing ceramsite and stone. The nutrient soil has the drainage and water retention functions at the same time, and the possibility that the green belt is prone to water shortage and needs to be irrigated many times can be reduced. The green belt containing the nutrient soil has the advantages of water retention and rapid drainage, and the possibility that water is prone to being accumulated on the road surface and workers need to frequently use municipal water to irrigate vegetation is reduced.
Owner:ZHANGJIAGANG HUAXIN HORTICULTURAL LANDSCAPE ENG CO LTD

Special compound fertilizer for mango and preparation method thereof

The invention discloses a special compound fertilizer for a mango. The chemical fertilizer comprises the following components by mass: 40-60 parts of urea, 12-18 parts of polyacrylamide, 15-25 parts of a vinasse cake, 4-8 parts of ammonium sulfate, 3-6 parts of composite biological bacteria, 10-20 parts of furfural residues, 20-30 parts of plant ash, 30-40 parts of green manure, 2-4 parts of anhydrous copper sulfate, 3-6 parts of monoammonium phosphate, 6-18 parts of amino acids and 10-20 parts of bentonite. The compound fertilizer of the invention can avoid the problems of soil hardening, toofrequent irrigation and the like, provides sufficient nutrients for mango trees and has long-lasting efficacy.
Owner:张美丽

Water-retaining liquid mulching film and preparation method and application thereof

The invention discloses a preparation method and application of a liquid mulching film capable of forming a layer of hydrophobic film on the surface of an object after spraying. The liquid mulching film is prepared from, by weight, 1-35 parts of polymer emulsion, 0.1-2 parts of film-forming adjuvant and other functional additives, wherein the glass transition temperature of the contained polymer is -50 DEG C to + 50 DEG C, and the particle size distribution of the emulsion is 50 nanometers to 600 nanometers. After being sprayed, the liquid mulching film provided by the invention can quickly form a film which is as hydrophobic as an existing mulching film (with a contact angle of more than 90 degrees), impermeable and capable of blocking moisture volatilization of an object on the surface of the object (such as soil, sand and pavement), plays a role in water retention, moisture preservation and heat preservation, and is applied to agricultural production and the like.
Owner:杭州沃福生物科技有限公司

Rooting agent for cuttage plants and preparation method of rooting agent

The invention provides a rooting agent for cuttage plants and belongs to the field of plant cuttage. The rooting agent comprises a rooting agent solution, an oxidized sodium alginate (AMSA-EDA) aqueous solution through stem grafting and esterifying of 2,6-diethyl aniline and an amination gelatin (AG) aqueous solution. The invention further provides a preparation method of the rooting agent for thecuttage plants. The preparation method comprises the steps that (1) the rooting agent solution is placed in a container, the AMSA-EDA aqueous solution is connected to an injection port of the upper portion of the container, the AG aqueous solution is connected to an injection port of the lower portion of the container, and during stirring, the solutions are injected into the container slowly separately for a reaction; (2) a reaction system is placed under an ultraviolet lamp, and after an irradiation accumulation reaction is completed, the rooting agent for the cuttage plants is obtained. Therooting agent for the cuttage plants has the advantages that the preparation method for the rooting agent is simple in process and low in cost, degradation of effective components in the rooting agent during use can be effectively prevented, and the effect life is prolonged; meanwhile, the rooting agent can also prevent water loss of cuttings, the slow-release function is achieved, the rooting rate and survival rate of the cuttings are effectively increased, and the seedlings are increased and strengthened.
Owner:饶一凡
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