Composition of natural plant extracts with anti-allergic effects and preparation method and use thereof

A technology of natural plants and extracts, applied in the field of compositions of natural plant extracts, can solve the problems of difficult cosmetic application, side effects, unclear effects, etc., and achieve the effects of clear effects, good safety and obvious effects
CN101810794AInactive Publication Date: 2010-08-25SHANGHAI SAIFU CHEM DEV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
SHANGHAI SAIFU CHEM DEV
Publication Date
2010-08-25
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention relates to a composition of natural plant extracts with anti-allergic effects, which consists of following four natural plant extracts by weight percent: 15-35% of oat, 15-35% of couchgrass root, 15-35% of divaricate saposhniovia root and 15-35% of licorice root. The preparation method comprises the following steps: soaking the natural plant components with alcohol and obtaining soaking solution, wherein the using amount of the alcohol for soaking is 20-300 times of the weight of the natural plants; carrying out percolation on the soaking solution through a percolation tank at the flow rate of flowing out 1-20ml per minute, and collecting percolation solution; and concentrating the percolation solution after filtration for 10-50 times, using macroporous resin for absorbing concentrate, further using alcohol with the mass concentration of 10%-98% for carrying out a plurality of times of elution, and collecting elution solution, wherein the elution solution contains the composition of all the natural plant extracts. The composition can be used for preparing cosmetics and drugs against skin allergy; compared with the existing similar products, the composition is characterized by obvious effects, anti-skin allergy capacity and good safety.
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Description

technical field The present invention relates to a composition of natural plant extracts with anti-allergic effect, its preparation method and application. The composition is composed of extracts of oat, chrysanthemum root, windproof and licorice, and can be used for cosmetics and medicines against skin allergies. Background technique Skin allergy is one of the most common skin problems, and its causes are very complex, which is also an important topic to be solved in the fields of cosmetics and dermatology. Most of the anti-allergic ingredients currently used either have unclear effects or have certain side effects, making it difficult to apply them in cosmetics. Therefore, people are in great need of natural anti-allergic ingredients with clear effects, safety, and no adverse reactions. The main ingredient of natural anti-allergic skin care products on the market today is chamomile, which has anti-inflammatory, anti-itching, soothing, repairing, cleansing, refreshing, an...

Claims

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