Preparation method of broadleaf holly leaf powder
A technology of Kuding tea and granules, which is applied in the field of chemical engineering, can solve problems such as doubts about the medicinal mechanism and unclear chemical components.
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[0022] The technical solution of the present invention will be described in detail below in conjunction with specific embodiments.
[0023] Example The preparation of Kudingcha granule.
[0024] First, dry the young leaves, male flowers and fruits of Ilex large-leaf picked in a timely manner in an oven at 50°C, pulverize them with a pulverizer, pass through a 40-mesh sieve, and weigh 100g and 40g of the sieved leaves, male flowers and fruit powders respectively , 60g, mix well and add to a 5L beaker.
[0025] Add 4000ml of ethanol into the beaker, place the beaker in an ultrasonic generator, the ultrasonic-assisted extraction frequency is 20kHz, and the temperature is 45°C. Filter after 1 hour. Then add 2000ml of ethanol, extract for 0.5 hours, filter, and combine the filtrates.
[0026] The filtrate is extracted with petroleum ether at 30-60 degrees to remove impurities such as chlorophyll. Petroleum ether consumption 1800ml.
[0027] The extracted extract is distilled u...
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