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Extracting method of green tea extracting solution and tea beverage for treating hyperlipemia

A technology for extracting a green tea extract and an extraction method, which is applied in the field of traditional Chinese medicine extraction, can solve the problems of low content of active ingredients, large dosage for patients, inconvenient taking, etc., and achieves the effects of strong applicability, simple structure and good use stability.

Inactive Publication Date: 2016-12-14
NANJING ZHENGKUAN MEDICAL TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The extraction method of green tea extract in the prior art has rough and backward technology, many impurities, and low content of active ingredients, which leads to excessive dosage for patients and is inconvenient to take, which seriously affects the clinical application of this product

Method used

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  • Extracting method of green tea extracting solution and tea beverage for treating hyperlipemia
  • Extracting method of green tea extracting solution and tea beverage for treating hyperlipemia

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0017] Take 1000g of fresh green tea, wash and mince it, add 10 times the weight of water, soak for 0.5h, decoct for 1 hour, filter, add 8 times the weight of medicinal materials in water, decoct for 1 hour, filter out the medicinal liquid, and combine Decoction twice, concentrated to 60 ℃ relative density is 1.05, add ethanol to make the volume percentage of alcohol content reach 75%, stir, stand still, filter, when the filtrate is concentrated to 65 ℃ relative density is 1.25, and recover ethanol, Obtain a concentrated solution, use microwave extraction, concentrate, and obtain a green tea extract.

[0018] The microwave extraction method is as follows: the concentrated solution after water extraction and alcohol precipitation is put into a microwave extraction device for microwave extraction, the extraction power is 400W, and the extraction is performed twice, each time for 8 minutes, and the amount of 70% ethanol added each time is the concentrated solution. 2 times the we...

Embodiment 2

[0025] Take 1000g of fresh green tea, wash and mince it, add 10 times the weight of water, soak for 0.5h, decoct for 1 hour, filter, add 8 times the weight of medicinal materials in water, decoct for 1 hour, filter out the medicinal liquid, and combine Decoction twice, concentrated to 60 ℃ relative density is 1.05, add ethanol to make the volume percentage of alcohol content reach 75%, stir, stand still, filter, when the filtrate is concentrated to 65 ℃ relative density is 1.25, and recover ethanol, Obtain a concentrated solution, use microwave extraction, concentrate, and obtain a green tea extract.

[0026] The microwave extraction method is as follows: the concentrated solution after water extraction and alcohol precipitation is put into a microwave extraction device for microwave extraction, the extraction power is 600W, and the extraction is performed twice, each time for 4 minutes, and the amount of 70% ethanol added each time is the concentrated solution. 2 times the we...

Embodiment 3

[0030] Take 1000g of fresh green tea, wash and mince it, add 10 times the weight of water, soak for 0.5h, decoct for 1 hour, filter, add 8 times the weight of medicinal materials in water, decoct for 1 hour, filter out the medicinal liquid, and combine Decoction twice, concentrated to 60 ℃ relative density is 1.05, add ethanol to make the volume percentage of alcohol content reach 75%, stir, stand still, filter, when the filtrate is concentrated to 65 ℃ relative density is 1.25, and recover ethanol, Obtain a concentrated solution, use microwave extraction, concentrate, and obtain a green tea extract.

[0031] The microwave extraction method is as follows: the concentrated solution after water extraction and alcohol precipitation is put into a microwave extraction device for microwave extraction, the extraction power is 500W, and the extraction is performed twice, each time for 6 minutes, and the amount of 70% ethanol added each time is the concentrated solution. 2 times the we...

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Abstract

The invention provides an extracting method of a green tea extracting solution. The extracting method comprises the steps that fresh green tea is taken, cleaned and triturated, water 10 times by weight of the tea is added, soaking is performed for 0.5 hour, decoction is performed for 1 hour, filtering is performed, water 8 times by weight of medicinal materials is added to decoction dregs, decoction is performed for 1 hour, medicinal liquid is filtered out, two times of decoction liquid are mixed, concentration is performed to obtain 60 DEG C liquid with the relative density of 1.05, ethanol is added to make the volume percentage of alcohol content up to 75%, stirring, standing and filtration are performed, filtrate is concentrated to obtain 65 DEG C liquid with the relative density of 1.25, the ethanol is recovered to obtain concentrate, the green tea extracting solution is obtained through microwave extraction, the tea polyphenol content is high, and the green tea extracting solution is compatible with leonurine and forsythin to make a tea beverage.

Description

technical field [0001] The invention relates to the technical field of traditional Chinese medicine extraction, in particular to a method for extracting green tea extract and a tea drink for treating hyperlipidemia. Background technique [0002] The extraction method of green tea extract in the prior art has a rough and backward process, many impurities, and low content of active ingredients, which leads to excessive dosage for patients and is inconvenient to take, which seriously affects the clinical application of this product. Contents of the invention [0003] Purpose of the invention: In order to solve the above problems, the purpose of the present invention is to provide a method for extracting green tea extract and a tea beverage for treating hyperlipidemia. [0004] Technical scheme: the purpose of the present invention is achieved by the following scheme: [0005] A method for extracting green tea extract. The preparation method is as follows: take fresh green te...

Claims

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Application Information

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IPC IPC(8): A23F3/18A23F3/22A61K36/82A61P3/06A61K31/216A61K31/7048
CPCA23F3/18A23F3/225A61K31/216A61K31/7048A61K36/82A61K2236/331A61K2236/333A61K2236/39A61K2236/51A61K2236/53A61K2300/00
Inventor 卞毓平
Owner NANJING ZHENGKUAN MEDICAL TECH
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