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37results about How to "Less prone to allergies" patented technology

Baby cream and preparation technology thereof

The invention discloses baby cream and a preparation technology thereof. The baby cream is prepared from an A phase material, a B phase material and a C phase material, wherein the A phase material isprepared from water, a first humectant, a natural plant preservative, a first thickening agent, disodium edentate and allantoin; the B phase material is prepared from a dimethicone mixture, an emulsifier and tocopheryl acetate; the C phase material is prepared from a second thickening agent and a second humectant; the first humectant is prepared from at least one of glycerol, 1,2-pentanediol andsodium hyaluronate; the second humectant is prepared from at least two of a rhodophta phylum extract, a brown algae extract and sorbitol; the natural plant preservative is prepared from at least two of sargassum extract, an enteromorpha compressa extract and a lactobacillus/algae extract fermentation product; the dimethicone mixture is prepared from at least two of hydrogenated polydecene, caprylic/capric triglyceride, squalane, polydimethylsiloxane, bertholletla excelsa seed oil and bixa orellanaseed oil. The baby cream disclosed by the invention has the advantages of high safety, mildness, no irritation, long-acting moisturizing property and good crack-resisting effects.
Owner:厦门嘉宝莱化妆品有限公司

Preparation method of deer placenta oligopeptides

The invention relates to a preparation method of deer placenta oligopeptides, which comprises the following steps: taking a fresh deer placenta, cleaning bloodiness, removing connective tissues, blood vessels and fat, draining the surface moisture of the placenta, and cutting the placenta into chips of which the sizes are about 1.0-1.3cm<3>; adding the cut placenta into 0.9% saline water of which the quality is 3 times of the quality of the cut placenta for grinding tissues, and homogenizing the tissues for 20min at a high rotation speed of 12000r / min; putting the homogenized placenta into an ultrasonic crusher with the power of 200W for crushing for 3 times for 10s each time at an interval of 25s; freezing the crushed placenta at -18 DEG C, naturally unfreezing the crushed placenta at ordinary temperature after 24h, and repeatedly carrying out operation for 2 times; and putting the frozen and thawed placenta into a refrigerated centrifuge at 4 DEG C for carrying out refrigerated centrifugation for 25min at 6000r / min, taking the supernatant liquid for refrigeration and drying to obtain the powder containing deer placenta oligopeptides. The preparation method of deer placenta oligopeptides of the invention has the advantages of simple preparation method and high yield and is suitable for industrialized production.
Owner:SHENYANG AGRI UNIV

Multifunctional medical tube fixing rack

The invention discloses a multifunctional medical tube fixing rack. The multifunctional medical tube fixing rack is characterized in that an upper fixing rack and a lower fixing rack are arranged at two ends of a penetration tube, buckle belt racks are arranged on two sides, a main belt and an auxiliary belt are arranged on each buckle belt rack, air holes are formed in the main belt and the auxiliary belt, a belt buckle is arranged at the other end of the main belt, and bulged ribs are arranged on inner sides of the main belt and the auxiliary belt; a medical tube can penetrate into the penetration tube and is fixed through the upper fixing rack and the lower fixing rack, and then the penetration tube is firmly fixed on a human body through the main belts and the auxiliary belts. Compared with the prior art, the multifunctional medical tube fixing rack is simple to operate and good in permeability, and dry skin or local dry skin can be kept, so that a patient has low probability of getting discomfort such as irritability, pruritus and the like; the usage of adhesive plasters, gauzes and dressings can be reduced, the blood circulation of the patient can be guaranteed under the condition that firm fixation is guaranteed, and the multifunctional medical tube fixing rack can be used for fixing the medical tubes such as an indwelling needle tube, a stomach tube, a trachea cannula, a chest cavity drainage tube, a PICC (peripherally inserted central catheter) and the like and is multi-purpose, attractive and comfortable.
Owner:侯颖萍 +1

Biopsy tool for endometrium as well as preparation device and preparation method of biopsy tool

The invention discloses a biopsy tool for the endometrium as well as a preparation device and a preparation method of the biopsy tool, and relates to the technical field of medical apparatus and instruments. The biopsy tool comprises a sampling device and a protecting device, the sampling device and the protecting device are made of a TiB2/Al2O3 ceramic composite material, the sampling device comprises an operation rod, a sampling spoon is arranged at the end part of the inner side of the operation rod, a scraping blade is arranged at the edge of the inner side of the sampling spoon, an operation handle is arranged at the end part of the outer side of the operation rod, the protecting device comprises a protecting tube, an expanding head is arranged at the end part of the inner side of theprotection tube, the length of the operation rod is greater than that of the protecting device, the operation handle enters the protecting tube from the end opening of the inner side of the expandinghead and then extends out from the end opening of the outer side of the protecting tube, and a support ball is arranged on the part, positioned in the protecting tube, of the operation rod. The biopsy tool has the advantages that the structure is simple, the use is convenient, the caused wound is small, etc.
Owner:甘肃省妇幼保健院

New penicillin crystal preparation and preparation method thereof

The invention discloses an azlocillin sodium crystal preparation and a preparation method thereof. The preparation method comprises the following steps: step 1, dissolving a crude azlocillin sodium product in a mixed solvent of methanol and ethyl methyl ketone, adding active carbon for adsorption, carrying out filtering, cooling the obtained filtrate to allow a crystal to be precipitated, washing the crystal with a mixed solution of methanol and ethyl methyl ketone and carrying out pressure-reduced drying so as to obtain a primary refined azlocillin sodium product; and step 2, dissolving the primary refined azlocillin sodium product in a hot ethyl methyl ketone solution, carrying out press filtration with a high-efficiency filter, subjecting obtained mixed liquor to cooling, pressure reduction and concentration, then carrying out cooling to allow a crystal to be precipitated and subjecting the precipitated crystal to filtering and pressure-reduced drying so as to obtain the azlocillin sodium crystal preparation. The azlocillin sodium crystal preparation provided by the invention has the advantages of a small particle size, uniform particle size distribution, good fluidity, simple crystallization process, low residual quantity of the organic solvent, high stability, good security, small toxic and side effects, low proneness to allergy, etc.
Owner:BAIDE LIXI HEALTH CARE

Freeze-dried human rabies vaccine and its preparation method

The invention relates to a freeze-dried rabies vaccine for humans and a preparation method of the vaccine, relates to the field of vaccine production preparation technologies and aims at solving the problems that effective virus antigen expression content is low, the side effect rate of a vaccinator is high and vaccine yield and quality can not meet standard requirements as only a biological reactor is adopted for producing a rabies vaccine. The freeze-dried rabies vaccine for humans is obtained by inoculating aG strain rabies virus on Vero cells and sequentially carrying out ultrafiltration and concentration, separation and purification as well as freeze drying, wherein the packing volume of the freezed-dried rabies vaccine for human use is 0.5ml / dose, and during freeze drying, the adopted vaccine freeze-drying protecting agent comprises the following ingredients: 60-90g / l of trehalos, 6-14g / l of sodium glutamate, 3-6g / l of urea, 2-3g / l of L-arginine and 10g / l of 199 culture medium, and the vaccine freeze-drying protecting agent does not contain gelatin, human serum albumin or dextran. The freeze-dried rabies vaccine for humans has the advantages that cost is low, operation is easy, pollution is hardly produced, vaccine quality and yield are greatly improved, the content of impurities in a vaccine is reduced, allergy reactions are hardly caused, and vaccine safety is greatly improved.
Owner:江生(深圳)生物技术研发中心有限公司

Preparation method of deer placenta oligopeptides

The invention relates to a preparation method of deer placenta oligopeptides, which comprises the following steps: taking a fresh deer placenta, cleaning bloodiness, removing connective tissues, blood vessels and fat, draining the surface moisture of the placenta, and cutting the placenta into chips of which the sizes are about 1.0-1.3cm<3>; adding the cut placenta into 0.9% saline water of which the quality is 3 times of the quality of the cut placenta for grinding tissues, and homogenizing the tissues for 20min at a high rotation speed of 12000r / min; putting the homogenized placenta into anultrasonic crusher with the power of 200w for crushing for 3 times for 10s each time at an interval of 25s; freezing the crushed placenta at -18 DEG C, naturally unfreezing the crushed placenta at ordinary temperature after 24h, and repeatedly carrying out operation for 2 times; and putting the frozen and thawed placenta into a refrigerated centrifuge at 4 DEG C for carrying out refrigerated centrifugation for 25min at 6000r / min, taking the supernatant liquid for refrigeration and drying to obtain the powder containing deer placenta oligopeptides. The preparation method of deer placenta oligopeptides of the invention has the advantages of simple preparation method and high yield and is suitable for industrialized production.
Owner:SHENYANG AGRI UNIV

Wool, cotton and cotton-polyester interwoven weft-knitted double-faced fleece fabric and manufacturing method

The invention relates to a wool, cotton and cotton polyester interweaving weft knitting double-faced pile fabric. According to the fabric, pure-cotton silvalin is adopted as looped pile inner yarn, wool is adopted as middle connection yarn, cotton polyester silvalin is adopted as surface layer yarn, the pure-cotton silvalin, the wool and the cotton polyester silvalin are woven on a single-face circular weft knitting fleece machine to form a stitched looped pile fabric, in the weaving process, the wool middle connection yarn generates wool exposed points on the outer surface of the cotton polyester fiber surface layer, and the wool exposed points account for 30-33% of the area of the cotton polyester fiber surface layer; the looped pile inner yarn is napped, the wool exposed points are sanded to obtain the weft knitting double-faced pile fabric with the pure-cotton gigging inner layer, the wool connection layer, the cotton polyester surface layer and the wool felt layer, wherein the pure-cotton silvalin accounts for 52-57%, the wool accounts for 7-22% and the cotton polyester silvalin accounts for 22-27%. The fabric has the advantages of being fine in suede, high in wool touch, soft and full in hand touch, good in heat retention property, good in breathability, good in mold holding nature, capable of resisting static electricity and low in price.
Owner:ANSHAN SHUNFENG TECH CO LTD

A kind of solar water heater heat collecting tube and manufacturing method thereof

The invention discloses a solar water heater heat collection pipe and relates to the technical field of solar energy. The solar water heater heat collection pipe comprises an outer pipe body and an inner pipe body. A vacuum layer is formed between the outer pipe body and the inner pipe body. The inner pipe body is a sleeve formed by pressing nano diamond alkene. The outer surface of the inner pipe body is sequentially provided with an infrared reflective layer, an absorption layer and a light transmittance protective layer from inside to outside. The invention also provides a manufacturing method of the solar water heater heat collection pipe. The manufacturing method comprises the following steps that the inner pipe body is manufactured; the infrared reflective layer is deposited; the absorption layer is coated; and the light transmittance protective layer is deposited, so that the solar water heater heat collection pipe is obtained. According to the solar water heater heat collection pipe and manufacturing method of the solar water heater heat collection pipe, the sleeve made from the nano diamond alkene serves as the inner pipe body of the heat collection pipe, and the heat conductivity of the nano diamond alkene is very high and reaches up to 120 W.K<-1>.cm<-1>, so that rapid heat conduction is achieved, energy sources are saved, and the using efficiency is improved.
Owner:HENAN YUXING MICRON DIAMOND CO LTD
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