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Aina incense extract and preparation method thereof

A technology of extract and Ainaxiang, applied in the field of Ainaxiang extract and its preparation, to achieve the effect of improving extraction rate and content, and improving comprehensive utilization rate

Active Publication Date: 2021-07-23
贵州艾力康中草药开发有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] In summary, although the prior art has greatly improved the purity of L-borneol to a certain extent, it still cannot meet the needs, and it is necessary to develop a new process with high extraction rate

Method used

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  • Aina incense extract and preparation method thereof

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Effect test

preparation example Construction

[0031] [The preparation method of Ainaxiang extract]

[0032] The first aspect of the present invention provides a method for preparing the extract of Ai Naxiang, which is sometimes referred to as "the method of the present invention" herein. The method of the present invention refers to a method for preparing a high-content L-borneol extract from Ainaxiang. Specifically, the method of the present invention at least includes the following steps:

[0033] (1) Pretreatment step: making the Ainaxiang raw material contact with carbon dioxide at a normal pressure of 0-50°C to obtain a pretreated product;

[0034] (2) Extraction step: treating the pretreated matter with water steam for 10-100 minutes to obtain coarse moxa powder;

[0035] (3) The first purification step: separating impurities with a first melting point from the coarse moxa powder, thereby obtaining fine moxa powder;

[0036] (4) The second purification step: further separating impurities with a second melting poi...

Embodiment 1

[0062] 1. At the planting base, take the freshly collected and washed Aina leaves and cut them into pieces and place them in an airtight plastic bag, and fill an appropriate amount of carbon dioxide from the bottom of the plastic bag to replace the air in the bag and control the carbon dioxide in the bag When the concentration is 80-90% by volume, seal the plastic bag.

[0063] 2. Take 20kg of Ainaxiang leaves that have been pretreated for 12 hours in a sealed plastic bag and add them to the distillation pot for cooking. Put the rubber hoop under the mouth of the retort, place the sky pot flat on the upper mouth of the retort, and fill the pot with cold water for running water condensation and distillation for 60 Minutes, get coarse moxa powder.

[0064] Three, coarse moxa powder is sent into extruder (Xinxiang City Zhongke Machinery Co., Ltd.), squeeze out about 10-25% moxa oil and water, then dry and crush to get fine Aina fragrance powder.

[0065] 4. Weigh 4g of fine moxa...

Embodiment 2

[0068] 1. At the planting base, take the freshly collected and washed Aina leaves and cut them into pieces and place them in an airtight plastic bag, and fill an appropriate amount of carbon dioxide from the bottom of the plastic bag to replace the air in the bag and control the carbon dioxide in the bag When the concentration is 80-90% by volume, seal the plastic bag.

[0069] 2. Take 20kg of Ainaxiang leaves that have been pretreated for 12 hours in a sealed plastic bag and add them to the distillation pot for cooking. Put the rubber hoop under the mouth of the retort, place the sky pot flat on the upper mouth of the retort, and fill the pot with cold water for running water condensation and distillation for 60 Minutes, get coarse moxa powder.

[0070] Three, coarse moxa powder is sent into extruder (Xinxiang City Zhongke Machinery Co., Ltd.), squeeze out about 10-25% moxa oil and water, then dry and crush to get fine Aina fragrance powder.

[0071] 4. Weigh 4g of fine moxa...

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Abstract

The invention discloses an extract of Ainaxiang and a preparation method thereof. The preparation method of the Ainaxiang extract of the present invention comprises contacting the Ainaxiang raw material with carbon dioxide at a normal pressure of 0-50° C. to obtain a pre-treated product; treating the pre-treated product with water vapor for 10-100 minutes to obtain coarse moxa powder; The impurity with the first melting point is separated from the coarse moxa powder to obtain the fine moxa powder; the impurity with the second melting point is further separated from the fine moxa powder, so as to obtain an extract with a purity of more than 90%. The preparation method of the invention has higher extraction rate and L-borneol content.

Description

technical field [0001] The invention relates to extraction of traditional Chinese medicines, in particular to an extract of Ainaxiang and a preparation method thereof. Background technique [0002] Ainaxiang, also known as Dafeng Ai, Borneolum, Dafengye, Cow's Ear Artemisia, and Nalong, belongs to the plant Ainabalsamifera (L.) DC of the genus Aina in the family Asteraceae. In my country, it is mainly distributed in Guizhou, Guangxi, Hainan, Guangdong, Yunnan and Taiwan provinces. Ainaxiang is an important raw material plant for obtaining Ai tablets. [0003] With the rapid development of technology and technology, the traditional Ainaxiang extraction process is increasingly unable to meet the needs. The requirements for the purity and recovery rate of Ai Naxiang extract are also increasing day by day. In order to meet these requirements, further in-depth research has been carried out on the traditional Ainaxiang extraction process. For example, CN104030888A discloses a ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A61K36/28A61K127/00A61K135/00
CPCA61K36/28A61K2236/10
Inventor 罗仙曹正勇
Owner 贵州艾力康中草药开发有限公司