Pu'er tea and use thereof

A technology of Pu'er tea and extract, which is applied in the field of Pu'er tea extract and its application, can solve the problems of inconvenient eating and carrying, limited, no public reports, etc., and achieve convenient eating and carrying, high nutritional value, and physiologically active substances rich effect

Inactive Publication Date: 2006-03-08
YUNNAN AGRICULTURAL UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the intake of the above substances by drinking tea alone is limited
In addition, it is inconvenient to eat and carry dur

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0017] Pu'er tea extract is obtained by the following steps:

[0018] a. Weigh 1 kg of grade 3 Yunnan Puer tea stored for 3 years, crush it to 20 mesh, add 5 times the volume of distilled water at a temperature of 80°C, cover and soak for 40 minutes before filtering;

[0019] b. Soak the filter residue with 5 times the volume of distilled water at a temperature of 85°C for 30 minutes and then filter;

[0020] c. Soak the filter residue with 3 times the volume of distilled water at a temperature of 90°C for 30 minutes and then filter;

[0021] d. Merge the filtrates filtered three times, add absolute ethanol to the range of 60% ethanol concentration for precipitation, filter after standing for 24 hours, collect the precipitate, and carry out vacuum low-temperature drying, the vacuum low temperature is 50 ° C, and dry to the moisture content 10.4% to obtain 60 grams of Pu'er tea extract.

[0022] Pu'er tea extract is light dark brown powder, without bitterness and astringency,...

Embodiment 2

[0024] Pu'er tea extract is obtained by the following steps:

[0025] a. Weigh 10 kg of grade 5 Yunnan Puer tea stored for 5 years, crush it to 20 meshes, add 8 times the volume of distilled water at a temperature of 85°C, cover and soak for 40 minutes before filtering;

[0026] b. Soak the filter residue with 4 times the volume of distilled water at a temperature of 90°C for 30 minutes and then filter;

[0027] c. Soak the filter residue with 3 times the volume of distilled water at a temperature of 80°C for 30 minutes and then filter;

[0028] d. Merge the filtrates filtered three times, add absolute ethanol to the range of ethanol concentration of 70% for precipitation, filter after standing for 24 hours, collect the precipitate, and carry out vacuum low temperature drying, the vacuum low temperature is 60 ℃, and dry to the moisture content 7.8% to get 700 grams of Pu'er tea extract.

[0029] Pu'er tea extract is a dark brown powder, without bitterness and astringency, an...

Embodiment 3

[0031] Pu'er tea extract is obtained by the following steps:

[0032] a. Weigh 0.5 kg of grade 10 Yunnan Puer tea stored for 10 years, crush it to 20 mesh, add 10 times the volume of distilled water at a temperature of 80°C, cover and soak for 40 minutes before filtering;

[0033] b. Soak the filter residue with 3 times the volume of distilled water at a temperature of 80°C for 30 minutes and then filter;

[0034] c. Soak the filter residue with 3 times the volume of distilled water at a temperature of 85°C for 30 minutes and then filter;

[0035] d. Merge the filtrates filtered three times, add absolute ethanol to the range where the ethanol concentration is 90% for precipitation, filter after standing for 24 hours, collect the precipitate, and carry out vacuum low-temperature drying, the vacuum low temperature is 55 ° C, and dry to the moisture content 5.0% to get 40 grams of Pu'er tea extract.

[0036] Pu'er tea extract is dark reddish-brown powder, without bitterness and...

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PUM

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Abstract

The invented Pu Er tea extract is dark reddish brown colour, can be dissolved in water and does not dissolve in ethyl alcohol, methyl alcohol and trichloromethane, its main chemical components are ; 15%-45% of tea-polysaccharide, 50%-70% of tea alkaloids, 4.7%-14.0% of protein and the rest is minute quantity of tea self-body substances, such as thearubigens, theaflavin and water soluble pectin. It can be used as raw material for preparing oral liquor, soft capsule, capsule and lozenge, etc.

Description

Technical field: [0001] The invention relates to a Pu'er tea extract and an application thereof, belonging to the technical field of tea products. Background technique: [0002] Yunnan is the origin of tea trees, and Pu'er tea, which is well-known at home and abroad, is the brand representative of Yunnan tea. Pu'er tea is made of sun-dried green tea made from fresh leaves of big-leaf tea, and processed through special processes such as fermenting and aging after fermenting. The tea soup is red, thick and bright, with a strong aging aroma, strong taste and sweet aftertaste, and the bottom of the leaves is reddish brown and soft. Pu’er tea is a famous tea with a unique style in Yunnan. As early as the Song Dynasty, Wang Yu wrote a poem: "The fragrance is fragrant in nine wanes, and the fragrance is blue, and it is round like the bright moon in three autumns. Cherish it without tasting it for fear of exhaustion, except to support white-headed relatives." Qing Dynasty Zhao Xue...

Claims

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Application Information

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IPC IPC(8): A23F3/16
Inventor 龚加顺周红杰
Owner YUNNAN AGRICULTURAL UNIVERSITY
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