Method for extracting pummelo peel

An extraction method, the technology of tangerine red, which is applied in the field of tangerine red extraction, can solve the problems of underutilization of active ingredients, waste of resources, lack of comprehensive utilization, etc.

CN102716237AInactive Publication Date: 2012-10-10SUN YAT SEN UNIV

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Patent Information

Authority / Receiving Office: CN · China
Current Assignee / Owner: SUN YAT SEN UNIV
Publication Date: 2012-10-10
Estimated Expiration: Not applicable · inactive patent

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Abstract

The invention relates to a method for extracting pummelo peel, which comprises the following steps: taking the pummelo peel medicinal materials, decocting with water and filtering, decocting until the relative density of the decoction is concentrated to 1.05-1.30, adding ethanol or (and) methanol for ethanol precipitation, and filtering the generated precipitate to obtain the filtrate and precipitate. The precipitate can be used as dietary fiber after being dried, and is directly applied or added into other food; the filtrate is an extract without the alcohol taste after recovering ethanol, is added with water to regulate the relative density of 1.05-1.15, and is stood for more than 3 days, the precipitate is separated out and filtered, so the precipitate and the filtrate are obtained; and the precipitate is taken out to be dried. The naringin content of the extract is higher than 50%, the naringin can be used for preparing medicaments for relieving cough and reducing sputum, and the filtrate can be produced into a pummelo peel drink after mixing.

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Description

technical field

[0001] The invention relates to a method for extracting tangerine red. Background technique

[0002] Huajuhong comes from the Rutaceae plant Huazhou pomelo Citrus gruandis (L.) Osbeck var. tomentosa Hort. or grapefruit Citrus gruandis (L.) The immature or near-ripe dry outer pericarp of Osbeck, the former is commonly called "Maojuhong", the latter is called "Guangjuhong", or its dry young fruit. Huazhou Juhong is an authentic medicinal material in Guangdong. It is famous for its unique effect of reducing phlegm and relieving cough. The records first appeared in "Guangdong Tongzhi" in the 14th year of Kangxi (AD 1675), and "Compendium of Materia Medica Supplements" has separated its official establishment. Huajuhong mainly contains polysaccharides (with pectin as the main component), flavonoids and coumarins, and small molecular sugars.

[0003] Huajuhong is a variety recorded in the Pharmacopoeia of the People's Republic of China. It is a genuine medicina...

Claims

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