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Rabdosia Serra (Maxim.)hara Extract and Its Application in Cosmetics

Author: LinYuZuo
Tutor: LinYing；HuangShiYin
School: South China University of Technology
Course: Biological Engineering
Keywords: Rabdosia serra(Maxim.)Hara extract of Propylene Glycol cosmetics anti-bacterial effects anti-irritate
CLC: TQ658
Type: Master's thesis
Year: 2010
Downloads: 123
Quote: 0
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Abstract


Rabdosia serra (Maxim. )Hara is a kind of China’s traditional herbal medicine, which grow in China central, south and south-west areas and has been gradually recognized by people in these recent ten years. The earliest Chinese history chronicle literature of its medical value and usage is internal material“Jieyang Usual Folk Chinese Medicine Edition”printed in 1962.The main purpose is to protect liver in daily live and a cure to ox hepatitis and gallbladder disease. Since 1970s, the international and domestic experts have made great effort and accomplished great progress on Rabdosia serra (Maxim. )Hara chemical composition, medical functionality and clinical research, which certify it’s activities can anti-bacterial and resist cancer cells growth. However, there is no application instruction in cosmetics aspect.Cosmetics industry was a newly rapid growth industry in recent ten-year, people make an intensive study of cosmetics products, the bound between medical and cosmetics come to be more clear, the requirement of cosmetics become more rigorous. The chemical synthesis raw material gradually revealed its limitation since the inevitable residual in production process.The cosmetics is in high demand of natural raw material, but high pure biological agent is not best choice of fast moving consumer goods since its expensive cost even they have less impurity virtues. At present, the natural raw material additive special in cosmetic formula still have small scale and high cost defects. How to look for suitable additive for cosmetics products has become the working focus of all material suppliers.On the basis of Rabdosia serra (Maxim.)Hara extracting, combining with cosmetics additive formula request, selecting Propylene Glycol as solvent to extract, I made a study on the anti-bacterial effects, filtered the excellent and most competitive cost of extract methods which do not have influence on cosmetics finished goods formulation stability as well as achieving obvious effects. Provides a new way to extract Rabdosia serra (Maxim. )Hara Laid the groundwork for the natural raw material application development in cosmetics industry.The Propylene Glycol extracting condition is to extract the extract three hour with the proportion 1:5 at temperature 80℃,and the Extraction efficiency is 1.67%.The study of the extraction restraining effects on bacterial, epiphyte and Propionibacterium acnes through the experiment of anti-bacterial, antiseptic and skin test. The experiment results reveal that the medium with the Propylene Glycol on antibacterial area widely.

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CLC: > Industrial Technology > Chemical Industry > Spices and cosmetics industries > Cosmetic
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