16 results about "Jatropha curcas" patented technology

The invention discloses a preparation method of jatropha curcas oil-based waterborne polyurethane emulsion, and relates to a preparation method of a high polymer material polyurethane emulsion, the method is a synthesis method of amino silicon oil (KH550) modified bio-based polyurethane used in the textile field, jatropha curcas oil is used as a raw material, and functional molecular design is adopted to prepare the jatropha curcas oil-based waterborne polyurethane emulsion. KH550 is introduced by virtue of a catalyst-free green chemical process to synthesize controllable jatropha curcas oil-based polyol, and the controllable jatropha curcas oil-based polyol is further polymerized with isophorone diisocyanate (IPDI) through chain structure design to prepare a jatropha curcas oil-based waterborne polyurethane coating dispersion which is subsequently applied to the surface of a fabric. The preparation method aims at preparing the high-performance textile coating and enhancing the hydrophobic and antifouling properties of the fabric. The work not only has important significance on design and application of a sustainable bio-based waterborne polyurethane textile finishing agent in the textile industry, but also widens the application field of non-grain bio-based materials.

The invention discloses a microemulsion collecting agent applying jatropha curcas oil to low-rank coal flotation and preparation and application of the microemulsion collecting agent, and belongs to the technical field of low-rank coal flotation, the microemulsion collecting agent is composed of jatropha curcas oil biodiesel, a surfactant, a cosurfactant and water, and the preparation method of the microemulsion collecting agent comprises the steps that 1, crude jatropha curcas oil and methyl alcohol are subjected to transesterification in the presence of a basic catalyst, the jatropha curcas oil biodiesel is obtained; (2) dissolving a surfactant in water to prepare a solution; (3) mixing the jatropha curcas oil biodiesel with a surfactant solution, adding a cosurfactant, and stirring at room temperature to form a microemulsion; and (4) the microemulsion is filtered, and the microemulsion collecting agent is obtained. The collecting agent solves the problems that a low-order bituminous coal flotation collecting agent is low in selectivity, poor in collecting performance, large in agent dosage, low in clean coal yield and high in ash content, and has good industrial application and popularization prospects.

The application discloses a preparation method of a self-repairing super-hydrophobic composite bio-based polyurethane coating and relates to a polyurethane coating preparation method, which takes Jatropha curcas oil as raw material, takes alcohol as a ring-opening agent, prepares Jatropha curcas-based polyester polyol, and prepares a self-repairing super-hydrophobic composite bio-based polyurethane by using polytetrahydrofuran as a chain extender. The introduction of the synergistic self-repairing function of the double dynamic network structure enhances the mechanical strength and elasticity of the material. The disulfide bond and hydrogen bond in the polyurethane can be dynamically broken and reconnected, so that the damaged area can be self-repaired without external intervention. The introduction of the super-hydrophobic function can effectively resist the adhesion of water and other liquids on the surface of the material, which not only greatly enhances the resistance of the material to the external environment, but also exhibits excellent protective performance in the initial use stage of the material, which is particularly crucial for maintaining the structural integrity and aesthetic appearance of the material. The self-repairing super-hydrophobic ability greatly prolongs the service life of the material and reduces the maintenance cost.

The invention relates to a compound feed additive for preventing and treating recessive mastitis of female livestock in the lactation period and application of the compound feed additive, and belongs to the technical field of feed additives. The compound feed additive is prepared from the following raw materials in parts by weight: 30-50 parts of phyllanthus emblica fruits; 20-40 parts of a Jatropha curcas seed oil cake subjected to detoxification treatment; 15-30 parts of a grass incense overground part; wherein the phyllanthus emblica fruits are dried and crushed mature phyllanthus emblica fruits; the detoxified jatropha curcas seed oil cake is prepared by carrying out ethanol extraction and steam treatment on an oil cake obtained by squeezing jatropha curcas kernels to obtain oil; the overground part of the weed incense is the overground part of the weed incense which is dried in the shade and crushed before the flowering phase. The composite feed additive provided by the invention realizes effective prevention and treatment of recessive mastitis while ensuring availability and economical efficiency of the raw materials, has important meanings for reducing antibiotic dependence and preventing and controlling drug resistance propagation, and accords with the development direction of green and healthy breeding.

The invention relates to an ion-resistant liposome as well as a preparation method and application thereof, and belongs to the technical field of liposome preparation, and the ion-resistant liposome comprises a water-phase active component, an oil-phase active component and a membrane material. According to the membrane material disclosed by the invention, lecithin and polyglycerol-10 myristate are compounded, so that the interface stability of the lipidosome is synergistically enhanced, and the prepared lipidosome finished product effectively has an outstanding effect of resisting damage of metal ions to the lipidosome structure; in addition, in the water-phase active component and the oil-phase active component, key fruit oil, a caulis polygoni cuspidati seed extract and terminalia bellirica fruit water are combined for use, so that the prepared lipidosome has an excellent anti-oxidation effect through different-dimension synergistic effects of reducing lipid peroxidation, reducing the free radical level and removing various free radicals; the bunge cherry seed extract, the buckeye valeriana seed fat, the samara oil and the roselle flower extract can achieve the synergistic effect of moisturizing and locking water and improving the skin barrier function, so that the prepared liposome has excellent moisturizing and moisturizing effects.

The invention discloses a method for interplanting alpinia oxyphylla under a eucalyptus forest, belongs to the technical field of forestry cultivation, and aims to solve the problems of low ecological benefit and insufficient land utilization rate of a pure eucalyptus forest. The method comprises the following steps: collecting seeds in an improved variety garden, and sowing while collecting; strong seedlings are bred through seed treatment, germination acceleration, matrix preparation and environment-friendly novel liquid enzyme fertilizer; cleaning impurities and preparing the forest land, adjusting the pH value of the land and applying base fertilizer; weeding and loosening soil after field planting, applying a resin coated slow release fertilizer, spraying a foliar fertilizer in a flowering period, and preventing and treating diseases and insect pests. Practice shows that the method can improve the transplanting survival rate of alpinia oxyphylla, gives consideration to both economic benefits and ecological benefits, and provides a feasible technical scheme for underforest economic development.

The invention relates to the technical field of soil heavy metal remediation, in particular to a humic acid slow-release fertilizer for improving the remediation efficiency of barbadosnut on cadmium-contaminated soil and a preparation method of the humic acid slow-release fertilizer. The fertilizer specifically comprises the following components: polyvinyl alcohol, span 80, urea, calcium hydrophosphate, potassium sulfate, magnesium oxide, humic acid, DA-6, IAA, IBA, EGTA, corn straw compost and the like. The humic acid slow-release fertilizer and the application method thereof, provided by the invention, have remarkable beneficial effects in the aspect of improving the remediation efficiency of the barbadosnut on the cadmium-polluted soil. According to the slow-release fertilizer, humic acid, plant hormones, a metal chelating agent and nutrient elements are scientifically proportioned, and corn straw compost is combined as an organic carrier, so that slow release and efficient utilization of nutrients are realized. The high-activity extraction process of humic acid ensures the strong complexing ability of rich functional groups and heavy metals, and significantly enhances the cadmium absorption and transport ability of jatropha curcas.

The invention discloses a method for inducing petiole calluses of adult trees of field tung tree and regenerating plants, and belongs to the technical field of tung tree tissue culture.The method comprises the following steps that S1, petiole explants are obtained from the adult trees of field tung tree, surface disinfection is conducted through a disinfectant, and sterile explants are obtained; s2, inoculating the sterile explant into a first culture medium for culturing, and inducing to generate callus; s3, inoculating the calluses obtained in the step S2 into a second culture medium for culture, and inducing and differentiating adventitious buds; s4, inoculating the adventitious buds obtained in the step S3 into a third culture medium for culturing, and promoting the adventitious buds to grow robustly; s5, inoculating the seedlings obtained in the step S4 into a fourth culture medium for culture, and inducing the seedlings to root to obtain complete regenerated plants. The problem that an existing tung tree tissue culture technology depends on sterile seedlings is solved.

The application discloses a kind of photovoltaic shade interplanting methods of Amorphophallus konjac, comprising: establishing interplanting area between photovoltaic array row;According to photovoltaic panel projection range, interplanting area is divided into fixed shade area and variable light transmission area, fixed shade area is located in the area directly below photovoltaic panel, and variable light transmission area is located in the light transmission zone between adjacent photovoltaic panel;Planting ditch is opened according to row distance 40-50 centimeters in fixed shade area;Selecting Amorphophallus konjac tuber, planting in planting bed;Variable light transmission area is provided with sunshade net slide rail system driven by stepping motor, light intensity sensor is installed on slide rail, sensor is connected with controller, and controller calculates model according to solar elevation angle and real-time illumination data, and automatically adjusts sunshade net horizontal displacement daily;Establish intelligent drip irrigation system.The application can provide stable shade environment and suitable soil humidity for Amorphophallus konjac, reduce manual operation, improve the automation level of interplanting process, and meet the specific requirements of crops on growth environment.

The invention discloses a preparation method and application of a jatropha curcas seed lipase cross-linked aggregate, and belongs to the technical field of enzyme immobilization. The method comprises the following steps: degreasing jatropha curcas seeds, grinding the jatropha curcas seeds into powder, and extracting with a buffer solution to obtain crude lipase liquid; adding ammonium sulfate into the crude enzyme until the saturation is 50%, and then adding tert-butyl alcohol to form a three-phase system of an upper layer of an organic solution, a middle layer of a zymoprotein solid phase and a lower layer of an ammonium sulfate aqueous solution; after glutaraldehyde is added for cross-linking, centrifuging, washing and drying are performed, and the lipase cross-linked aggregate is obtained. The aggregate is used as a catalyst for hydrolysis reaction of jatropha curcas oil, the reaction is performed for 7 hours under the conditions of 45 DEG C and pH 6, and the hydrolysis rate can reach 86%. The preparation method is simple, the enzyme activity recovery rate is high, and the obtained catalyst is good in stability, can be repeatedly used, still keeps high catalytic activity after being continuously used for five times, and is suitable for industrial processes such as grease hydrolysis.

1. Name of the designed product: bottle cap (Jatropha curcas). 2. Use of the designed product: the designed product is used for bottle cap. 3. Design points of the designed product: the combination of shape and pattern. 4. Picture or photo showing the design points: perspective view.

The invention discloses a hemp tree powder degradable material, and belongs to the technical field of bio-based degradable composite materials. The material is prepared from the following components in percentage by mass: 50-65% of modified hemp tree powder, 25-40% of a PLA / PBAT compound degradation matrix, 3-6% of a modified inorganic filler, 1-3% of a chain extender and 1-3% of a compound additive through a solid-phase pre-crosslinking-stepped melt extrusion process. The problem of interfacial compatibility of the hemp tree powder and a matrix is solved through microfibrillating-silane grafting composite modification, the material has excellent mechanical property, barrier property and weather resistance under high filling of the hemp tree powder, the degradation rate in soil and the marine environment can be accurately regulated and controlled, the bio-based content is larger than or equal to 60%, and the material has good mechanical property and barrier property. The film can be widely applied to the fields of food packaging, disposable products, agricultural mulching films and the like.

The present application provides a Jatropha curcas leaf composite disinfectant and a preparation method thereof, and belongs to the technical field of bio-chemical industry. The present application specifically provides a composition with antibacterial and disinfecting effects, which is prepared from the following raw materials in the following weight ratio: 10-20 parts of Jatropha curcas leaf and 0.1-2 parts of single-chain quaternary ammonium salt surfactant. The composition can be used to prepare the Jatropha curcas leaf composite disinfectant. The Jatropha curcas leaf composite disinfectant prepared by the present application has broad-spectrum antibacterial effect, and plays a synergistic antibacterial effect compared with the Jatropha curcas leaf extract and the single-chain quaternary ammonium salt surfactant alone. Moreover, the Jatropha curcas leaf composite disinfectant has high safety to human body and causes little environmental pollution when used. As an antibacterial and disinfecting product, it has a good application prospect.

The invention relates to a method for planting malania oleifera of a special oil tree species, and belongs to the technical field of forest cultivation, and the method comprises the steps of seed collection, fruit disinfection treatment, under-forest planting land selection, soil preparation, fresh fruit direct seeding, young forest management and protection and grown forest tending. According to the core technology, fresh fruits are soaked and disinfected through 5% ground ash water or lime water, the fresh fruits are directly sown in under-forest planting pits in the specific slope direction within the window period of 7 days, and systematic weeding and soil loosening and scientific fertilization management are matched. According to the method, the problems of difficulty in seedling planting and low afforestation survival rate caused by semi-negative and mycorrhizal symbiosis characteristics of the malania oleifera are effectively solved, the afforestation survival rate is increased to 85% or above from less than 60% of a traditional method, the afforestation cost is remarkably saved by about 30-40%, standardized and large-scale planting of the malania oleifera is realized, and meanwhile, good ecological and social benefits are achieved.

The application discloses a domestication method for Aegiceras corniculatum seedlings before planting on a beach, and comprises the following steps: selecting Aegiceras corniculatum seedlings with a height of not less than 20 cm and a leaf number of not less than 6; firstly, submerging the seedling roots in seawater with a salinity of 10‰, increasing the salinity by 5‰ every 10 days until the salinity reaches 25‰, and maintaining the salinity for 10 days; then, submerging the Aegicericas corniculatum seedlings in seawater with a salinity of 23-25‰ to the top of the seedlings, submerging the seedlings in water for 8 hours every day, and continuing for 30 days; finally, moving the seedlings outdoors, shielding about 50% sunlight of the seedlings by using a sunshade net for 20 days, then removing the sunshade net and adapting the seedlings for another 20 days, and then planting the seedlings on the beach. The survival rate of the Aegicericas corniculatum seedlings domesticated by the method is more than 90% when planted on the beach, the survival rate is increased by more than 65% compared with the seedlings without domestication, the problem of low survival rate of the Aegicericas corniculatum seedlings when planted on the beach is effectively solved, and the method has important significance for improving the success rate of mangrove artificial afforestation.

The invention discloses a construction method and application of an aspongopus characteristic peptide spectrum, and the method comprises the following steps: preparing an aspongopus test sample solution and an aspongopus control medicinal material reference substance solution, analyzing by an ultra-high performance liquid chromatography-mass spectrometer, and determining the following six characteristic ion peaks with double-charge parent ions from a peptide spectrogram of the test sample, the characteristic peptide spectrum of the aspongopus is as follows: m / z is 469.263 to 522.312, 617.811 to 731.402, 559.780 to 760.400, 649.800 to 785.350, 623.840 to 430.260, and 789.926 to 1167.596. The characteristic peptide spectrum of the aspongopus can be used for preparing the aspongopus. According to the method, true and false identification of the aspongopus medicinal material, the standard decoction and the formula granules can be simultaneously realized, and adulterants such as jatropha curcas, lysimachia plicata and amblycoris nuda can be effectively distinguished. The method is high in specificity, good in reproducibility, easy and convenient to operate and high in detection efficiency, the technical problem that a traditional identification method is not suitable for a water extraction preparation is solved, and reliable guarantee is provided for quality control of the aspongopus formula granules.