875results about How to "Stable efficacy" patented technology

A biologic deodoring and cleaning agent for treating the refuse to prepare fertilizer and cleaning and activating water area contains high-safety yeast, lactobacillus, nitrogen-fixing bacteria, functional bacillus, and photosynthetic bacteria.

The present invention relates to microbial fodder additive, and a kind of microbial fodder additive comprising beneficial microbes and their metabolites and its preparation process and use. The microbial fodder additive is the mixture of fermented liquid or dry powder obtained with Bacillus subtilis, Bacillus cereus, lactobacillus and Saccharomyices cerevisiae and through high density deep layer liquid fermentation. It may be prepared into different specific liquid or powder preparations. The microbial fodder additive has high live bacillus content, long product preserving period and less foreign bacteria contamination, and has the functions of raise fodder utilization, promote animal's growth, increase animal product yield and quality, etc.

An object tracking method includes steps of obtaining multiple first classifications of pixels within a first focus frame in a first frame picture, wherein the first focus frame includes an object to be tracked and has a first rectangular frame in a second frame picture; performing a positioning process to obtain a second rectangular frame; and obtaining color features of pixels around the second rectangular frame sequentially and establishing multiple second classifications according to the color feature. The established second classifications are compared with the first classifications sequentially to obtain an approximation value, compared with a predetermined threshold. The second rectangular frame is progressively adjusted, so as to establish a second focus frame. By analyzing color features of the pixels of the object and with a classification manner, the efficacy of detecting a shape and size of the object so as to update information of the focus frame is achieved.

The invention relates to a pesticide composition containing indoxacarb, mainly used in crops disinfestation, which comprises emulsifiable concentrate, wettable powder and suspension agent. The active ingredients of the pesticide composition are indoxacarb and active ingredient B which is any one or composition of more than one with any proportion of Methylamino abamectin benzoate, hexaflumuron, nitenpyram, avermectin, fipronil, chlorfenapyr, acetamiprid, profenofos, phoxim, high-efficiency cypermethrin, cyhalothrin, triazophos and chlorpyrifos. The pesticide composition has the advantages of enlarging the application range, having strong contact toxicity and stomach poisoning action, having low mammalian toxicity and better compatibility of environment, being effective to the pest of every growth period, increasing the effect of every component of the composition significantly, reducing the production cost and agricultural cost of the pesticide, having wide insecticidal spectrum and high efficiency, delaying the occurrence of the drug resistance of the pests, prolonging the service life of the pesticide agent, enabling the high yield and high quality of the crops, having strong activity, long persistent period and stable drug efficacy to the pests.

The invention discloses water-based electric heating liquid mosquito-repellent incense and a preparation method of the water-based electric heating liquid mosquito-repellent incense. The water base electric heating mosquito-repellent incense comprises the following components by weight percent: 0.1-1.8% of pyrethriod mosquito-repellent component, 45-80% of glycol ether solvent, 0-0.6% of anti-oxygenant, 0-0.5% of cosolvent and the balance of deionized water. The water-based electric heating liquid mosquito-repellent incense provided by the invention is environment-friendly, excellent in effect, safe and incombustible, and stable to volatilize, and further has the effect of reducing the volatile organic compounds (VOC) content (low VOC), meets the concept of 'low carbon', and is an ideal choice for healthy living environment.

The Chinese herbal medicine germicide is prepared with ten kinds of Chinese medicinal materials including cocklebur fruit, phellodendron bark, cnidium fruit, flavescent sophora root, alum, etc. in certain weight proportion. The Chinese herbal medicine germicide has broad spectrum bacteriostasis activity and high safety on plant and human body, and may be used widely in producing green food material.

Novel formulations containing a non-oxidative biocide, such as DBNPA, and a source of an in situ produced active biocide, such as a concentrated aqueous solution of an inorganic halide salt, are disclosed. These novel formulations are particularly effective in the treatment of water, and are characterized by high stability, desirable rheological properties and an excellent biocidal activity.

The invention discloses a cancer pain-relieving plaster prepared by a preparation A and a preparation B, wherein the preparation A is prepared by five branches, five skins, one brick, one stone, five cores, and the like; the preparation B is prepared by poria cocos, pinellia ternate, jackinthepulpit tuber rhizome, trichosanthes kirilowii maxim, centipede, zaocys dhumnade, and the like. When the cancer pain-relieving plaster is prepared, the preparation B is added into the preparation A to be decocted for 4.5-5.5 hours, red lead is added to be mixed to pasty fluid, then cold water is added for steeping to releasing fire-toxin, water is changed once one day, and the plaster is obtained after steeping for 7 days. When the plaster is used, the plaster is coated on cotton cloth or plaster paster. The cancer pain-relieving plaster mainly aims at tumour cancers of lung cancer, gastric cancer, liver cancer, pancreatic cancer, colon caner, rectal caner, kidney cancer, bladder caner, breast cancer, cervical cancer, ovarian cancer, esophagus cancer, laryngeal cancer, and the like and is obvious in pain-relieving effect.

The present invention relates to the field of natural product chemistry and medicine chemistry and provides a method of extracting effective component from plant root and stem. Fresh maka root after being wvacuum drying and ground into powder is supercritical CO2 extracted with CO2 and entrainer to obtain extraction liquid and the extraction liquid is produced into granule through vacuum evaporation to concentrate, mixing with water and emulsifier, homogenization to emulsify and spray to dry. It has high material utilization and effective component extracting rate, and the product has stable pharmacological effect and is easy to dissolve, eat, transport and store.

The present invention is recompounded microbe germicide for preventing and controlling banded sclerotial blight and green smut of rice. The recompounded microbe germicide is recompounded through thefermentation culture of Bacillus subtilis and recompounding the fermented liquid with certain content of Bacillus subtilis and Jinggangmeisu. It is used in preventing and controlling banded sclerotial blight and green smut of rice in field via utilizing the complementary superiority of Bacillus subtilis and Jinggangmeisu. It has high functions of preventing and controlling banded sclerotial blight and green smut of rice, less influence on rice quality, stable germicidal effect and long preservation period.

The invention relates to a complex microorganism additive as well as a preparation method and application thereof, belonging to the biological material technical field of application of a microecological modulator in cultivating domestic animals. The preparation method thereof comprises the following steps: taking 30-60% of Saccharomyces cervisiae, 5-30% of Candida utilis, 5-30% of Rhodopseudom onas Palustris, 5-30% of Lactobacillus plantarum, 5-40% of Leatobacillus acidophilus and 5-25% of Bacillus subtilis; and sequentially carrying out primary bacteria strain culture, secondary fermentation and tertiary fermentation on the bacteria strains so that the bacterial number in fermentation liquor reaches 8-10*108 / mL, thus obtaining the complex microorganism additive 808. Long-term on-site experiments prove that the product has reasonable formula, stable efficacy, disease prevention and resistance, improved quality and capability of promoting growth of animals and improving yield of animal products, survival rate and feed conversion rate.

The invention discloses a coreopsis tinctoria nutt extract and application of the coreopsis tinctoria nutt extract in preparation of medicines for treating hyperlipemia and anti-oxidation medicines. A method for preparing the coreopsis tinctoria nutt extract comprises the following steps: performing reflux extraction on a coreopsis tinctoria nutt medicinal material for 2-3 times by 12-25 times of 30-75% ethanol the amount of which is 12-25 times of the amount of the coreopsis tinctoria nutt medicinal material; mixing extract liquids, and concentrating to obtain extracting concentrate; diluting the extracting concentrate by water; refining by an AB-8 macroporous resin; sequentially eluting by water, 10% ethanol, 50-75% ethanol and 95% ethanol, and collecting the part eluted by 50-75% ethanol; concentrating and drying. The coreopsis tinctoria nutt extract comprises 10 flavones serving as main components, wherein the total content of marein and flavanomarein is more than 10 percent. Animal in-vivo experiments indicate that the coreopsis tinctoria nutt extract has a certain blood-fat regulating effect; and in-vitro anti-free radical scavenging experiments indicate that the coreopsis tinctoria nutt extract has a certain anti-oxidation effect, and flavanomarein, marein and the like are main anti-oxidation components.

The invention provides a microbial organic fertilizer and a preparation method thereof. The preparation method comprises the steps of strain culture, compounding and liquid submerged fermentation, and belongs to an agricultural integrated production technique. 15-20% of Bacillus mucilaginosus, 15-18% of Bacillus megaterium, 15-18% of Azotobacter chroococcum, 10-13% of Saccharomyces cerevisiae, 10-13% of Candida utilis, 15-18% of Lactobacillus plantarum and 10-13% of actinomycete are respectively subjected to primary and secondary strain culture and tertiary liquid submerged fermentation until the bacterial count in the fermentation liquid reaches 10-15*10<8> / mL, thereby obtaining the microbial organic fertilizer (707(Y)). By adopting the advanced liquid submerged fermentation technique and using the strains with high stability and functionality, which are screened from the natural world over the years and have the advantages of many varieties and convenient application method, the invention can promote the plant growth, improve the fruit quality, promote prematurity, increase the yield, enhance the utilization ratio of the fertilizer, improve the ecological environment of soil, and have certain effects of disease prevention and disease resistance.

The invention relates to an effervescence preparation composition used for a sanitary towel and a preparation method and application thereof. The effervescence preparation composition is made from thefollowing raw material by weight proportion: 7 to 10 percent of malic acid, 3 to 5 percent of boletic acid, 10 to 15 percent of sodium bicarbonate, 1 to 4 percent of medical PVP, 35 to 70 percent oftragantine, 0.05 to 0.3 percent of triclosan and 0 to 30 percent of additive agent which contains at least one kind of sodium dodecyl sulfate, beta-cyclodextrin, glycerin, lanoline, propolis and jasmine essence. The effervescence preparation composition adopts the raw materials in the food grade and is safe without toxicity. The preparation adopts the powder technology. After the preparation encounters water, acid and alkali in the preparation are subjected to neutralization reaction to produce gas. The repulsive interaction of the gas accelerates the dissolution rate of the preparation in thewater, makes efficacy ingredients rapidly dissolve, solves the problem of unobvious drug effect of a solid preparation, improves the utility ratio of the content of effective ingredients of a liquidpreparation and can be used for preparing sanitary towels, sanitary protecting mats or panty-shape diapers.

The invention discloses health function tea and a preparation method thereof. The health function tea comprises 41 components including astragalus, Chinese arborvitae kernel, largehead atractylodes rhizome, red sage root, Chinese yam, schisandra chinensis, chrysanthemum, gastrodia elata, jujube, poria cocos, prepared rehmannia root, white peony roots, angelica sinensis, safflower, milkwort, mulberry fruits, prepared fleece flower root, root and vine of manyprickle acanthopanax, kudzuvine root, solomonseal rhizome, wolfberry fruits, yerbadetajo herb, ligustrum lucidum, dendrobium, grosvenor momordica, black sesame, cinnamon, pulp of cornus, eucommia ulmoides, barrenwort, dodder seed, cistanche, Chinese chive seeds, gynostemma pentaphylla, black soybeans, auricularia auricular, mushroom, kelp, oriental waterplantain rhizome, green tea and honey. The preparation method comprises the steps of magnetized water preparation, raw material soaking, raw material decoction, filtering and the like. The health function tea can be used for quenching thirst, supplementing body fluid, balancing yin and yang, activating and harmonizing qi-blood and effectively reducing sub-health symptoms of energy and stress ability weakening, low immunity and the like, enables the skin to be ruddy, the facial appearance to be sleek and the hair and the beard to be black after being taken for a long time and is particularly suitable for sub-health people as well as middle-aged and aged people.

The invention provides a Chinese medicinal composition for enlivening the spleen and eliminating undigested food, and the process for preparation, wherein the composition is prepared from malt 24-36 parts, white atractylodes rhizome 7-11 parts, poria cocos wolf 7-11 parts, haw 12-18 parts, radish seeds 7-11 parts, dried orange peel 5-7 parts and finger citron 7-11 parts. And the preparing process comprises disintegrating, filtering, obtaining extract through decompression and concentration, finally charging auxiliary materials according to dose forms.

The invention discloses a compound insecticidal main agent of destruxins and matrine and a compound insecticide. The compound insecticide comprises a main agent and an auxiliary agent, wherein the weight percentage content of the main agent is 1 to 30 percent and the weight percentage content of the auxiliary agent is 70 to 99 percent. The compound insecticidal main agent is a mixture prepared from the destruxins and the matrine in a weight ratio of 1:0.25-50. The destruxins is a pure substance or a mixture containing destruxins A, B, C, D and E, and the matrine is a pure substance or a mixture containing total matrines. The compound insecticide can be processed into emulsifiable solution, wettable powder, micro-emulsions, suspension emulsions or aqueous emulsions and the like. The compound insecticide is used for controlling vegetable foliar pests, in particular for controlling cotton aphids, and the effect is very remarkable.

The invention discloses a high- purity of osthol, structure proof with spectral analysis, method for preparation, stability study, acute toxicity study, the drug compositions containing osthol, and new drug utilities of the natural product. By the technique steps of extracted Chinese pharmacy conidium fruit with alcohol, decolorizing and enriching by large-hole adsorption resin, and separating and purifying, it can prepare osthol with a purity of above 98%. The study expresses that the osthol has a clear utility of anti-cancer, anti-auto lymphoma, and so on.

The invention discloses a Chinese medicinal composition for treating dermatosis. The Chinese medicinal composition comprises an oral part and an external part, wherein the oral part is prepared from the following 18 Chinese herbal medicine raw materials in part by weight: 6 to 9 parts of honeysuckle flower, 6 to 9 parts of wild chrysanthemum, 6 to 9 parts of amur corktree bark, 6 to 9 parts of lightyellow sophora root, 6 to 9 parts of sweet wormwood herb, 6 to 9 parts of glabrous greenbrier rhizome, 6 to 9 parts of Szechuan lovage rhizome and the like; and the external part is prepared from the following 18 Chinese herbal medicine raw materials in part by weight: 6 to 9 parts of common threewingnut root, 6 parts of candlenut, 6 to 9 parts of golden larch bark, 6 to 9 parts of sapium sebiferum bark, 6 to 9 parts of jequirity, 6 to 9 parts of cortex meliae, 6 to 9 parts of Chinese gall, 6 to 9 parts of gelsemium elegans benth and the like. The Chinese medicinal compound has the effects of clearing heat and detoxicating, killing worms and relieving itching, dispelling pathogenic wind and removing dampness, cooling blood and activating blood, discharging filth and drawing out pus and the like, and has the advantages of unique formula, low dose, quick response, short treatment course, capability of being used for various skin diseases except burn and over 95 percent of effective rate for treating various skin diseases by clinical verification.

The invention provides an application of a panaxadiol saponins component in the preparation of the drug for treating the Parkinson disease. The main components of the panaxadiol saponins component comprise Rb1, Rb2, Rb3, Rc and Rd. The drug panaxadiol saponins component is an active ingredient placed alone or together with other drugs and used for constituting the drug together with the pharmaceutically acceptable carriers. The drug is prepared by using the roots of Panax, the root of Panax quinquefolium, the stem leaf of Panax, the stem leaf of Panax quinquefolium and the total extract thereof or total saponins and other raw materials, and then performing chromatographic separation through the combined macroporous adsorption resin and octadecyl silane bonded silica gel column chromatography, purifying and the like. The panaxadiol saponins component provided by the invention can improve the motor function of PD patients, supplement the balance among a variety of neurological functions of the brain, fight against the dopaminergic neurons DEGradation of nigra-striatum system and the neurotoxicity of levodopa drugs, treat the neuropsychic disturbance of the PD patients, and maintain the validity of levodopa drugs in a long time. The structural formula of panaxadiol saponins is as shown in the specification.

The invention discloses a traditional Chinese medicine composition for treating skin diseases. An oral part of the composition comprises the following Chinese herbal medicine materials in weight portion: 6 to 9 portions of honeysuckle, 6 to 9 portions of wild chrysanthemum, 3 to 6 portions of radix isatidis, 6 to 9 portions of golden buckwheat rhizone, 3 to 6 portions of phellodendron, 3 to 6 portions of radix sophorae falvescentis, 6 to 9 portions of southernwood, 3 to 6 portions of glabrous greenbrier rhizome and 3 to 6 portions of liquorice; an external part of the composition comprises the following Chinese herbal medicine materials in weight portion: 6 to 9 portions of caprophyl, 3 to 6 portions of thunder god vine, 3 to 6 portions of tungoiltree, 3 to 6 portions of golden larch bark, 3 to 6 portions of Chinese tallow tree skin, 3 to 6 portions of jequirity bean, 3 to 6 portions of cortex meliae, 6 to 9 portions of nutgall, 3 to 6 portions of radix aconite and 3 to 6 portions of trailing plant. The medicine has the efficacies of clearing away heat, detoxifying, destroying parasites, relieving itching, dispersing pathogenic wind, drying moistness, cooling and activating blood, discharging dirt, drawing out pus and the like. The medicine has rapid action and good curative effect on skin infection, common furuncle, boil, sore, carbuncle, erysipelas and the like and has remarkable efficacies on eczema, dermatitis, acariasis, fester, hives, cutaneous pruritus, syphilitic skin lesions and the like; and the effective rate of treatment is above 90 percent.

The invention discloses a direct feeding type biological fermentation feed additive and a preparation method and an application thereof. The feed additive provided by the invention is composed of ingredients, fermentation probiotics, enzymic preparations and saline solution medium. The product can be directly applied to livestock breeding and aquaculture, and has the effects of improving immunity of animals, enhancing premonition, improving food consumption and a feed conversion ratio, treating and preventing enteric diseases of animals, adjusting balance of intestinal microecology of animals and resisting stress. According to the method provided by the invention, the production strains are screened in a combined manner, a purification method is completed, production time of the strains is subjected to strict quality control, and the problem that biological fermentation is instable is solved. The feed additive is directly used after fermentation, the condition that no damage is caused to all bioactivators generated after fermentation is ensured, and meanwhile the problems about transportation and bacterial contamination in storage are also avoided, so that the effect and security of the product are improved, the cultivation cost is greatly reduced, and the feed additive has a positive promotion effect to green cultivation.

The present invention relates to flexible film structures which can be affixed to flexible air duct and methods of making the film. More specifically, the present invention relates to film structures having at least one layer comprising an antimicrobial agent inorporated in a polymer resin or resin blend. The film structures of the present invention can be single layer polymer films comprising a layer of antimicrobial agent incorporated in a polymer resin or a multiple layer film wherein at least one layer comprises antimicrobial agent incorporated in a polymer resin. The film structures of the present invention can be affixed to the wiremold core of a flexible air duct to retard, reduce, inhibit, or eliminate microbial growth which can occur in the duct.

The invention discloses a Monochamus alternatus attractant which comprises a plant-derived pheromone and an aggregation pheromone. The plant-derived pheromone comprises the following components in parts by volume: 60-75 parts of turpentine or alpha-pinene, 18-30 parts of ethanol, 0-5 parts of guaiacol and 0-5 parts of 4-methyl guaiacol. The aggregation pheromone is 10-100 mu L / lure 2-undecyloxy-1-ethanol. The application method comprises the following steps: the plant-derived pheromone is released by a slow-release bottle, wherein radial bulge lines are arranged in the cap of the slow-release bottle, the slow-release bottle is prepared from low-density polyethylene (LDPE) with the density of 0.910-0.925 g / cm<3>, and the wall thickness of the slow-release bottle is 0.20-0.70mm; the aggregation pheromone is released by a slow-release bag, wherein the slow-release bag is prepared from LDPE with the density of 0.910-0.925 g / cm<3>, and the wall thickness of the slow-release bag is 0.04-0.15mm. The average trap quantity per week of each Monochamus alternatus attractant is up to 59.01; the drug effect can stably stay for 2 months or so; and thus, the Monochamus alternatus attractant can greatly lower the population density of Monochamus alternatus and inhibit the pine wood nematode disease from propagation and transmission.

The invention discloses a functional auxiliary agent for crops and a preparation method thereof, and belongs to the technical field of auxiliary agents / additives for agricultural production. The functional auxiliary agent for the crops is composed of a plant growth regulator, an emulsifier, a water soluble organic matter and a water-retaining agent, has the advantages of good water solubility and permeability, stable drug effect, safety and no toxicity, and can be cooperatively used with a seed coating agent (for seed soaking or seed blending); while original insect-resistant and disease-resistant activities of the seed coating agent are maintained, the functional auxiliary agent improves the germination rate and the seedling emergency rate of coated seeds in a way of direct seeding on an open field, increases the adaptability and resistance ability of the seed seedlings to adverse environments (such as drought, low temperatures and saline and alkaline conditions), makes the seeds efficiently used, and reaches the effects of protecting and caring the seedlings. The functional auxiliary agent can be used alone as a nutritional agent or a nutritional additive, and has the effects of promoting growth and increasing the yield.

The invention belongs to the field of traditional Chinese medicines and particularly discloses a traditional Chinese medicine for treating chronic bronchitis. The traditional Chinese medicine aims at solving the technical problems that the existing antibiotic medicines for treating chronic bronchitis easily cause repeated attack after discontinuance and has a certain side effect. The traditional Chinese medicine comprises the following components in parts by weight: 30-60 parts of isatis root, 30-60 parts of dandelion, 30-60 parts of baical skullcap root, 30-60 parts of honeysuckle, 30-60 parts of aster, 30-60 parts of liquorice, 20-40 parts of stemonae tuber, 20-40 parts of ephedra, 20-40 parts of toasted almond, 20-40 parts of pinellia tuber, 20-40 parts of snake gourd fruit, 20-40 parts of fritillaria cirrhosa, 20-40 parts of rhizoma anemarrhenae and 40-80 parts of gypsum. The traditional Chinese medicine is used for treating chronic bronchitis.

The invention relates to a harmonic ingredient of high-power clean diesel oil, which is prepared by a cetane accelerant, a pour point depressant, a wear-resistant lubricant, a detergent dispersant, an oxidation stabilizer, a cosolvent and the like. The harmonic ingredient is based on improving the quality of the diesel oil, increasing the oil yield and reducing the production process, integrates assistants required in a harmonic process of the diesel oil, has the functions of reducing coagulation, increasing the cetane number of the diesel oil, improving lubrication and oxidation stability, cleaning efficiently and resisting static electricity, is non-toxic, free from heavy metal, low in addition and convenient to use, and can increase the power of the diesel oil greatly, reduce hazardous substance discharge of an automobile and reduce engine noise; the product quality is stable, the production process is simplified, the production and detection costs are lowered, and the mutual effect is controllable during production of an oil refinery; the quality of an oil product can be improved greatly for a refinery enterprise; and the benefit is improved.

The invention provides application of a panaxadiol saponins fraction in preparing a medicine for preventing dermatitis and scar and a health-care cosmetic. The panaxadiol saponins fraction comprises the following main constituents: ginsenoside Rb1, ginsenoside Rb2, ginsenoside Rb3, ginsenoside Rc and ginsenoside Rd. The medicine or the cosmetic is prepared from active constituents in the single panaxadiol saponins fraction or / and other medicines together and a pharmaceutically acceptable or cosmetic acceptable carrier. The medicine or the cosmetic is prepared by utilizing raw materials: ginseng rhizome medicinal materials, American ginseng rhizome medicinal materials, ginseng stem leaf medicinal materials, American ginseng leaf medicinal materials and total extractives or total saponins of the ginseng rhizome medicinal materials, the American ginseng rhizome medicinal materials, the ginseng stem leaf medicinal materials and American ginseng leaf medicinal materials through a chromatographic separation and purification method combining macroporous resin column chromatography and octadecylsilane chemically bonded silica column chromatography. The scar can be prevented from forming while the tissue regeneration and repair are promoted by the medicine or the cosmetic. Compared with glucocorticoids, cellular immunity is integrally regulated, the drug action is stable after the medicine is suspended, and the drug action advantage is obvious. The medicine or the health-care cosmetic is highly safe. The structural formula of panaxadiol saponins is shown in the specification.

The invention relates to a combination of a sustained-release freshener used for disposable hygiene product, a preparation method and the application thereof. Raw materials of the combination are mainly are follows (proportion by weight of each component is shown in brackets): a freshening factor (10 to 30%), a sustained-release agent (30 to 50%), a preservative (0.1 to 1%), an inclusion agent (10 to 20%), an additive (1 to 25%) and a medical solvent (10 to 30%). With simple manufacturing process, cheap raw materials, good effect, strong adaptability and obvious economic as well as social benefits, the combination of the sustained-release freshener overcomes the stimulation to a human body due to high content of the freshening factor and improves the problem that the content utilizing rate of effective components of the common freshener is low.

The invention belongs to the technical field of preparing and processing additives, and discloses a walnut green seedcase phenol natural antioxidant and a preparing method and application thereof. The preparing method includes the steps that fresh walnut green seedcase is used as a raw material, selected, washed, dried, broken, extracted through ultrasound and microwave synergic assistance, filtered with a millipore filtering film, purified with macroporous resin, and freeze-dried in vacuum to obtain the walnut green seedcase phenol natural antioxidant. The phenol content in the obtained product is 85.25% or more, and the antioxidant activity retention rate is 95% or more. The prepared phenol antioxidant product is natural and nontoxic, has higher free radical scavenging capacity and antioxidant activity than Vc and BHT and can be widely used in the fields of food, healthcare products, medicine, cosmetics and daily necessities.