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980 results about "Allantoin" patented technology

Allantoin is a chemical compound with formula C₄H₆N₄O₃. It is also called 5-ureidohydantoin or glyoxyldiureide. It is a diureide of glyoxylic acid. Allantoin is a major metabolic intermediate in most organisms including animals, plants and bacteria. It is produced from uric acid, which itself is a degradation product of nucleic acids, by action of urate oxidase (uricase).

Skin care composition with moisturizing and anti-oxidation effects, and applications and preparation method thereof

The invention relates to a skin care composition with moisturizing and anti-oxidation effects, and applications and a preparation method thereof. The composition comprises the following components inparts by weight: 0.01 to 1.0 part by weight of allantoin; 0.01 to 0.5 part by weight of wrapped retinol; 0.1 to 1.0 part by weight of ceratonia siliqua seed extract; 1 to 5 parts by weight of cladosiphon novae-caledoniae extract; 0.01 to 1.0 part by weight of a plant sensitizing agent; 0.01 to 1.0 part by weight of a high-efficiency humectant; 0.01 to 1.0 part by weight of phytoestrogen; 0.01 to 2.0 parts by weight of lactococcus ferment lysate; 0.01 to 2.0 parts by weight of glycosaminoglycan; 0.01 to 0.5 part by weight of carnosine; and 0.1 to 3.0 parts by weight of anti-bloodshot factors. The method utilizes different medicinal mechanisms of different components, and fully exerts the synergistic effect among the components, so that the obtained composition can resist free radicals, inhibit skin inflammation, improve skin immunity and self-repair ability of skin cells, promote collagen and elastic fiber growth, and make skin moisturized, firm, bright and beautiful.
Owner:葆姿生物科技(成都)有限公司

Hydrating and nourishing mask and preparing method thereof

The invention provides a composition for a hydrating and nourishing mask. The composition is prepared from, by weight, decarboxylated carnosine HC1, simmondsia chinensis seed oil, trehalose, arctic root extract, salvia extract, tocopheryl acetate, aloe barbadensis leaf juice, allantoin, sodium hyaluronate, asiatic pennywort herb leave extract, glycyrrhiza glabra root extract, xanthan gum, chondrus crispus extract and glucose. The composition is used for the mask, the long nourishing effect and the long hydrating effect on the face can be provided, and meanwhile the skin can be obviously whitened after long-time use.
Owner:TIANJIN DARENTANG JINGWANHONG PHARMA

Blood sample collecting device

The invention discloses a blood sample collecting device. The collecting device comprises a collecting tube, wherein an orifice of the collecting tube is provided with a sealing rubber plug, the outside of the rubber plug is provided with a protective cap, the collecting tube is filled with additives, the additives are composed of a blood anticoagulation, a hemocyte nucleic acid stabilizing agent, a blood plasma nucleic acid stabilizing agent, and a pH buffer solution; the blood anticoagulation is one or more of oxalate, heparinate and citrate, the pH buffer solution is one of glycine-sodium hydroxide-hydrochloric acid buffer solution; the hemocyte nucleic acid stabilizing agent is one or more of allantoin, 5,5-dimethyl hydantoin and oxazolidine; the blood plasma nucleic acid stabilizing agent is N-acetic acid azomethine, N-(3-acetic acid-amylamine)azomethine. The blood sample collecting device simultaneously contains the hemocyte nucleic acid stabilizing agent and the blood plasma nucleic acid stabilizing agent, and does not contain free aldehyde material, so that the blood sample can be stored in long term at normal temperature, and the free nucleic acid level of the blood sample can be stabilized, and the completeness of the free nucleic acid can be maintained.
Owner:广州维帝医疗技术有限公司

Facial mask with rhus chinensis leaf extract and method for preparing facial mask

The invention provides a facial mask with rhus chinensis leaf extract and a method for preparing the facial mask. The facial mask comprises facial mask base cloth and facial mask essence. The facial mask essence comprises allantoin, methylparaben, EDTA (ethylene diamine tetraacetic acid) disodium, glycerin, betaine, xanthan gum, polyacrylate cross-linked polymers-6, methyl glucitol polyether-10, panthenol, PEG-40 (polyethylene glycol-40) hydrogenated castor oil, beta-glucan, ceramide 3, chitosan oligosaccharide, hyaluronic acid, caprylyl hydroximic acid, polypeptides, the rhus chinensis leaf extract and water. The method for preparing the facial mask includes steps of 1), preparing the rhus chinensis leaf extract by the aid of steps of repeated extraction, micro-filtration and ultra-filtration, reduced-pressure distillation and concentration, spray drying and the like; 2), preparing the facial mask with the rhus chinensis leaf extract. The facial mask and the method have the advantages that a main active component of the facial mask is the natural plant extract, and accordingly obvious tightening, anti-wrinkle, moisturizing and skin whitening effects can be realized by the facial mask; raw materials for the facial mask can come from wide sources, and the method is simple.
Owner:张家界久瑞健康产业发展有限公司
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