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440 results about "Taraxacum officinale extract" patented technology

Traditional Chinese medicine preparation for preventing weaned piglets from suffering diarrhea, and preparation method of traditional Chinese medicine preparation

The invention belongs to the technical field of traditional Chinese medicine preparations for beasts, and particularly relates to a traditional Chinese medicine preparation for preventing weaned piglets from suffering diarrhea, and a preparation method of the traditional Chinese medicine preparation. The traditional Chinese medicine preparation is mainly prepared from the following raw materials in parts by weight: plant extracts and glucose, wherein the plant extracts comprise dandelion extracts, astragalus membranaceus extracts, herba andrographitis extracts, and cordate houttuynia extracts. The preparation method of the medicine preparation comprises the following steps: sieving the plant extracts with a sieve of 50-70 meshes, uniformly mixing the sieved plant extracts, adding the glucose sieved by a sieve of 70-100 meshes in the mixed plant extracts, and uniformly mixing the sieved glucose with the mixed plant extracts so as to obtain the traditional Chinese medicine preparation. The traditional Chinese medicine preparation for preventing weaned piglets from suffering, disclosed by the invention, has significant effects of resisting bacteria and resisting viruses, and can significantly reinforce the immunity of weaned piglets; the traditional Chinese medicine preparation is rich in nutritional substances, so that the nutritional needs of weaned piglets can be met; the traditional Chinese medicine preparation has the advantages that the gastroenteric functions of weaned piglets can be regulated, the absorption of nutritional substances can be promoted, the daily gain of weaned piglets can be increased, and the feed converting rate can be increased, so that the phenomenon that the weaned piglets are liable to get diarrhea is effectively avoided.
Owner:GUANGDONG GALLOPER VETERINARY PHARMA

Traditional Chinese medicine compositions for treating highly pathogenic reproductive and respiratory syndrome (PRRS)

Belonging to the field of traditional Chinese veterinary medicine, the invention discloses two traditional Chinese medicine compositions for treating highly pathogenic reproductive and respiratory syndrome. Wherein, one composition is mainly composed of crushed scutellaria, crushed andrographis paniculata, crushed dandelion, crushed Radix Astragali, crushed reed rhizome, crushed Herba Lopatheri,crushed herba fibraureae recisae, crushed honeysuckle, crushed forsythia and crushed licorice, and can be prepared into powder or premix. The other composition mainly consists of scutellaria extract, andrographis paniculata extract, dandelion extract, Radix Astragali extract, reed rhizome extract, Herba Lopatheri extract, herba fibraureae recisae extract, honeysuckle extract, forsythia extract and licorice extract, and can be prepared into injection, powder, aqueous agent, particulate agent or premix. The compositions of the invention have scientifically and reasonably proportioned materials, and the effective components can present increased curative effect through synergy. Thus, symptoms caused by highly pathogenic reproductive and respiratory syndrome can be alleviated and treated in different links. Able to address both the symptoms and root causes, the traditional Chinese medicine compositions of the invention have high cure rate, obvious curative effect, abundant medicine source, simple process, low cost, no medicine residue, and little toxic and side effect.
Owner:BEIJING KEEPYOUNG TECH

Preparation method of dandelion herb extract

The invention relates to a preparation method of dandelion herb extract. The preparation method comprises the following steps: crushing dandelion herb, extracting via microwaves, extracting by using acetone, and purifying by using a chromatographic column. The preparation method comprises the following specific steps: cutting dandelion herb into small sections, crushing the dandelion herb sections, filtering the dandelion herb powder by virtue of a 30-mesh to 40-mesh sieve, and obtaining crude powder; adding 70 to 80 percent ethanol solution into dandelion herb crude powder, extracting for 50to 60 seconds in a microwave extraction instrument with microwave power of 500 to 600 w, and obtaining extract liquid; concentrating the extract liquid to obtain extract; extracting the extract for 3to 4 times by using the acetone, obtaining an acetone extraction solution, removing the solvent in a rotary steaming manner, and obtaining the extract; and separating purifying the extract in a columnchromatographic method, firstly washing, then continuously eluting by using an ethyl acetate elution solution, collecting eluted liquid, drying, and obtaining the dandelion herb extract, wherein thetotal content of luteolin, quercetin, chlorogenic acid and caffeic acid is greater than or equal to 70 percent. The preparation method of the dandelion herb extract is simple in process, easy in industrial production and high in content of active ingredients.
Owner:湖南知达医药科技有限公司

Full-biocontrollable degradation multifunctional agricultural weeding and soil moisture-preserving mulching film

The invention discloses a full-biocontrollable degradation multifunctional agricultural weeding and soil moisture-preserving mulching film. The full-biocontrollable degradation multifunctional agricultural weeding and soil moisture-preserving mulching film is prepared from the following raw materials in percent by weight: a dandelion extract, defatted soybean meal, modified polyamide-amine, 17-33parts of modified starch, micro-crosslinked polyvinylpyrrolidone, corn protein, carboxymethyl cellulose, a modified polyacrylic copolymer, sodium alginate, carob bean gum, a polyoxyethylene/polyoxypropylene copolymer, modified sodium polyacrylate, acetophenone, sodium tripolyphosphate, sodium hexametaphosphate and succinic anhydride. The mulching film disclosed by the invention can achieve the purpose of controlling the degradation rate by controlling the crosslinking degree, not only has the heat-preserving and moisture-preserving functions, but also can be completely biodegraded after use, eliminates the pollution of residual fragments of an ordinary mulching film to soil, has outstanding weeding and insect-repellent effects, can greatly reduce the using amounts of fertilizers and pesticides, reduces the cost, protects the ecological environment, preserves soil moisture and extirpates weeds.
Owner:蚌埠创特新材料科技有限公司

Straw cellulose antibacterial fresh-keeping film and preparation method thereof

The invention belongs to the technical field of fresh-keeping and in particular relates to a straw cellulose antibacterial fresh-keeping film and a preparation method thereof. The antibacterial fresh-keeping film takes microcrystalline cellulose prepared from plant straws as a raw material and contains an antibacterial agent which accounts for 10-30% by mass of the microcrystalline cellulose. Theantibacterial agent is one of or combination of dandelion extract or tea polyphenol. The preparation method comprises the following steps: firstly, extracting cellulose from the plant straws to prepare the microcrystalline cellulose; then mixing a safe and green imidazole chlorine salt ionic liquid as a solvent with the microcrystalline cellulose to prepare a casting film liquid; then coating thecasting film liquid to a glass panel to prepare a wet film; separating out and eluting the imidazole chlorine salt ionic liquid in the wet film in deionized water; and drying the wet film to prepare the straw cellulose antibacterial fresh-keeping film. The straw cellulose antibacterial fresh-keeping film provided by the invention has good mechanical properties, permeable and ventilating propertiesand antibacterial property and can prevent bacteria breeding effectively in the food fresh-keeping process, so that the fresh-keeping period is prolonged. The raw material is safe, non-toxic and green and environment-friendly.
Owner:NORTHEAST FORESTRY UNIVERSITY
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