Plant extract composition having efficacy of removing acnes and preparation method of plant extract composition
A technology of plant extracts and compositions, applied in the directions of drug combinations, preparations for skin care, pharmaceutical formulations, etc., can solve the problems of inability to large-scale production, poor quality controllability, low willingness to use, etc., and achieve controllable and stable product quality. , Increase the effect of secondary utilization and sufficient supply of raw materials
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Embodiment 1
[0028] (1) Weigh 100g of raw materials according to the following mass ratio: 1g of pomegranate peel, 1g of magnolia bark peel and 98g of mangosteen fruit peel, soak and extract with 500g of 80% ethanol aqueous solution at 80°C, and the number of extractions is 1 times, the time of soaking and extracting each time was controlled at 48h, and combined to obtain ethanol extract;
[0029] (2) Filter and concentrate the ethanol extract obtained in step (1) to 10 times, and use a macroporous adsorption resin for purification and elution. The eluent used in the elution step is ethanol aqueous solution with a volume percentage of 10%. liquid;
[0030] (3) Add 0.5g chitosan to 100mL glacial acetic acid aqueous solution containing 1mL glacial acetic acid and stir evenly to obtain a chitosan solution; add the eluate obtained in step (2) to the eluate at 45°C 1.0% chitosan solution, stirred evenly, then added activated carbon, stirred evenly, left standstill for 12h, collected the first ...
Embodiment 2
[0034] (1) Weigh 100g of raw materials according to the following mass ratio: 98g of pomegranate peel, 1g of magnolia bark peel and 1g of mangosteen fruit peel, soak and extract with 2000g of 10% ethanol aqueous solution at a temperature of 30°C, and the extraction times are 3 times, the time of soaking and extracting each time is controlled at 2h, and the ethanol extract is obtained by merging;
[0035] (2) Filter and concentrate the ethanol extract obtained in step (1) to 50 times, and use macroporous adsorption resin for purification and elution. The eluent used in the elution step is ethanol aqueous solution with a volume percentage of 95%. liquid;
[0036] (3) Add 2.0g chitosan to 100mL glacial acetic acid aqueous solution containing 1mL glacial acetic acid and stir evenly to obtain a chitosan solution; add the eluent obtained in step (2) to the eluent at a temperature of 70°C 6.0% chitosan solution, stirred evenly, then added gac, stirred evenly, left standstill for 12h...
Embodiment 3
[0040] (1) Weigh 100g of raw materials according to the following mass ratio: 1g of pomegranate peel, 98g of magnolia bark peel and 1g of mangosteen fruit peel, soak and extract with 1000g of 65% ethanol aqueous solution at 55°C, and the extraction times are 2 times, the time of soaking and extracting each time is controlled at 24h, and the ethanol extract is obtained by merging;
[0041] (2) Filter and concentrate the ethanol extract obtained in step (1) to 30 times, and use macroporous adsorption resin for purification and elution. The eluent used in the elution step is ethanol aqueous solution with a volume percentage of 55%. liquid;
[0042] (3) Add 1.5g chitosan to 100mL glacial acetic acid aqueous solution containing 1mL glacial acetic acid and stir evenly to obtain a chitosan solution; add the eluent obtained in step (2) to the eluent at a temperature of 50°C 2.5% chitosan solution, stirred evenly, then added gac, stirred evenly, left standstill for 12h, collected the ...
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