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104results about How to "Low allergy rate" patented technology

Chitosan contraceptive gel and preparation method thereof

The invention relates to a chitosan contraceptive gel and a preparation method thereof. The contraceptive gel consists of 0.5 to 1.5 percent of chitosan, 0.5 to 1.5 percent of carbomer, 0.5 to 3.0 percent of triethanolamine, 10 to 30 percent of ethanol, 5 to 20 percent of propylene glycol, 0.3 to 1.0 percent of benzalkonium chloride, 0.5 to 2.0 percent of glycerin, 0.5 to 2 percent of citric acid, 0.5 to 2 percent of polyethylene glycol 400, 0.3 to 1.0 percent of benzalkonium bromide, 0.1 to 0.5 percent of ethylparaben, 0.1 to 0.5 percent of methylparaben and the balance of purified water. The preparation method comprises the following steps of: spraying the chitosan and the carbomer on the liquid surface of the purified water, standing for a whole night to form a gel substrate, and removing bubbles under vacuum after standing; and then uniformly mixing the triethanolamine, the ethanol, the propylene glycol, the benzalkonium chloride, the glycerin, the citric acid, the polyethylene glycol, the benzalkonium bromide and the ethylparaben, and gradually adding into the gel substrate for uniformly mixing to prepare the chitosan contraceptive gel. The contraceptive gel is used in the vagina of a woman, has the effects of contraception, antibacterium and lubrication, avoids the influences on the vaginal pH, and maintains the normal balance of vaginal microflora; and the contraceptive gel also has the advantages of the antibacterium, inflection prevention, no damage to a genital mucosa, small irritation, low allergy and the like.
Owner:林一文 +1

Composition of plant extracts and application in skin whitening and moisture preservation

InactiveCN101836944AStrong whitening and moisturizing effectNatural colorCosmetic preparationsToilet preparationsCentella asiatica extractSide effect
The invention relates to a composition of plant extracts and application thereof in skin whitening and moisture preservation. The composition comprises the following active ingredients in percentage by weight: 5 to 90 percent of green tea extract, 5 to 50 percent of ginkgo leaf extract and 5 to 45 percent of centella extract, wherein the composition accounts for 0.5 to 20 percent when applied to preparing external products of skin, and the composition is uniformly mixed with medically-acceptable excipients or carriers in proportion to prepare products in forms of gel, cream, serosity, aqueous solution agents, emulsions or solids. The composition has the effects on skin whitening and moisture preservation without adding moisture preserving components; compared with products with similar application, the composition has stronger effects on skin whitening and moisture preservation and smaller dosage; the composition is safe, has no toxic or side effect, has low allergy rates and inflammation probability, penetrates into skin dermis, does not change the normal apoptosis process of cells, restrains tyrosinase, dopachrome tautomerase, DHICA oxidase and endothelin appropriately and balances the metabolism of melanin, so that the color and luster of the skin is more natural; and in addition, the generated skin whitening effect is definite, and the composition is convenient to use in cosmetics.
Owner:杭州千岛湖康诺邦健康产品有限公司

Preparation of constituents of cortex juglandis mandshuricae and manufacturing method of different-colored hair dyes

The invention discloses a preparation method of pigment constituents of cortex juglandis mandshuricae, namely polyphenol and juglone parts of cortex juglandis mandshuricae, and also provides different-colored hair dyes of cortex juglandis mandshuricae and a hair dyeing method thereof. Each different-colored hair dye comprises an agent A, an agent B and an agent C which are used along with each other, wherein the agent A comprises, by weight, 0.5-1% of vitamin E, 1-5% of a metal salt mordant, 1-10% of a surfactant, 1-5% of a thickening agent and the balance being deionized water; the agent B comprises, by weight, 5-30% of one or two of the part I and the part II of cortex juglandis mandshuricae, 1-10% of a plant penetrant, 3-9% of hydrogen peroxide, 1-5% of a thickening agent and the balance being deionized water; and the agent C comprises, by weight, 5-30% of one or two of the part I and the part II of cortex juglandis mandshuricae, 1-10% of a plant penetrant, 1-5% of a thickening agent and the balance being deionized water. The invention has advantages as follows: the preparation is convenient and efficient; raw materials are easily available; and the constituents of cortex juglandis mandshuricae can be repeatedly utilized. The different-colored hair dyes belong to natural plant extracts, are safe and reliable, have various color systems and are suitable for colored dyeing of black hair, white hair and grizzled hair.
Owner:折改梅

Sheep placenta extract moisturizing and anti-aging essence and preparation process thereof

The invention discloses sheep placenta extract moisturizing and anti-aging essence and a preparation process thereof, and belongs to the technical field of cosmetics. According to the technical scheme, the sheep placenta extract moisturizing and anti-aging essence is characterized by comprising a component A, a component B, a component C and a component D; the component A comprises the following raw materials in parts by weight: a component A comprising 46.6-92.86 parts of water, 3-10 parts of glycerol, 2-8 parts of 1,3-propylene glycol, 0.3-3 parts of 1,2-hexanediol, 0.5-5 parts of betaine, 0.04-0.5 part of a humectant, 0.001-0.3 part of a chelating agent and 0.1-0.5 part of dipotassium glycyrrhizinate; the component B comprises the following components in parts by weight: 0.1-1 part of ahumectant, wherein the humectant comprises 15-20 parts of glyceryl caprylate, 74-81.5 parts of 1,2-pentanediol and 3.5-6 parts of capryloyl hydroxamic acid; the component C comprises the following raw materials in parts by weight: 0.001-0.5 part of PEG-40 hydrogenated castor oil and 0.001-0.3 part of sweet orange oil; and the component D comprises the following raw materials in parts by weight: 0.1-10 parts of an anti-aging conditioner, 0.1-5 parts of an antioxidant conditioner, 0.1-1 part of a repair conditioner and 0.001-0.3 part of a gardenia fruit extract. The effect of replacing pigmentand essence with plant extracts to reduce irritation to skins is achieved.
Owner:浙江英树生物科技有限公司

Acupoint pasting plaster

InactiveCN102579727AImprove the function of analgesic and blood stasisReduce manufacturing costAntipyreticDevices for pressing relfex pointsRadix AconitiMyrrh
The invention relates to an acupoint pasting plaster. The plaster is obtained by mixing the following eight traditional Chinese medicines: cinnamon, clove, datura flower, radix aconite, radix aconiti kusnezoffii, fried frankincense, fried myrrh, and Arisaematis Rhizoma, the plaster has a double-layer complex structure, the external layer is provided with a biomembrane, the center of the plaster surface is provided with an acupoint attacking device. The carefully chosen formula of the acupoint pasting plaster of the invention maximally improves the pain easing and stasis removing functions of the plaster and saves the production cost; and a unique desensitization technology is added in the preparation technology, and the processed plaster is afresh heated and compacted to form plasters, so the plaster has a very low allergic rate during the application. The aim of the acupoint attacking device of the acupoint pasting plaster is to generate a moderate-intensity mechanical compressing stimulation on an acupoint, above preparation of the plaster makes the plaster maximally display the acupoint attacking function and have no damages to skins, and simultaneously the acupoint pasting plaster has the advantages of scientific and reasonable design, and convenient, simple and safe use.
Owner:黄凤鸣

Antibacterial and hemostatic ointment, antibacterial and hemostatic medicine and preparation methods of antibacterial and hemostatic ointment and antibacterial and hemostatic medicine

The invention relates to antibacterial and hemostatic ointment, an antibacterial and hemostatic medicine and preparation methods of the antibacterial and hemostatic ointment and the antibacterial and hemostatic medicine. The traditional Chinese medicinal ingredients are reasonable in compatibility, particularly, the scheme of mixing traditional Chinese medicinal powder and extract is disclosed for the first time, the combination of nano-scale traditional Chinese medicinal powder and extract is taken as the basis, the advantages of the traditional Chinese medicinal materials are exerted, and the problem of mutual influences is also solved; the traditional Chinese medicinal powder and extracting solution are mixed at low temperature, thus the mutual reaction is avoided, the loss of the efficacies is avoided, the prepared ointment is kept at low temperature and is taken out when used, and in combination with the effects of through holes, graphene and body temperature, the temperature rise of the ointment is rapid, and then the efficacies are achieved. For the antibacterial and hemostatic ointment, the antibacterial and hemostatic medicine and the preparation methods of the antibacterial and hemostatic ointment and the antibacterial and hemostatic medicine, all the ingredients are reasonably mixed, an ointment plaster can be prepared by adopting the antibacterial and hemostatic ointment and supporting cloth, so that bacteria possibly generated due to the fact that the ointment is in contact with the human skin and exposed to the outside can be effectively inhibited.
Owner:SUZHOU YIKETAI ELECTRONICS MATERIAL
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