Extraction method of cape jasmine flower essential oil

A technology of gardenia essential oil and extraction method, which is applied in the direction of essential oil/fragrance, fat production, etc., and can solve problems such as difficult retention, short flowering period of gardenia, rare gardenia essential oil, etc.

Inactive Publication Date: 2016-04-20
镇江市丹徒区南山溪园茶叶专业合作社
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Problems solved by technology

[0003] Although there are many gardenias in my country, gardenias have a short flowering

Method used

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Embodiment Construction

[0005] 1. Collection: collect gardenias that have been open for 1-2 days as raw materials, keep away from light, and keep warm;

[0006] 2. Transportation and storage: The collected gardenias are sealed and transported at a low temperature of -2°C to a cold storage for storage for later use;

[0007] 3. Pretreatment: Soak the collected and preserved gardenias in an ethanol solution with a mass concentration of 70%, stir at 40-50°C for 1 hour, cool down, and collect the pretreated gardenia petals

[0008] 4. Microwave extraction: Place the pretreated gardenia petals in ethanol with a mass concentration of 75-80% for microwave extraction, set the microwave output power to 400w, set the microwave time to 10 minutes, and filter out the gardenia petals after cooling residue, the extract was collected, concentrated under reduced pressure, and sent to a gas chromatograph for detection of ethanol-free.

[0009] 5. Steam distillation extraction: add water to the steam distillation equ...

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PUM

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Abstract

The invention relates to an extraction method of cape jasmine flower essential oil and belongs to the technical field of processing of agricultural products. The cape jasmine flower essential oil can clear heat, purge pathogenic fire, cool blood and stop bleeding. The fragrance of the cape jasmine flower essential oil is faint and pleasant and is especially suitable for Chinese. The cape jasmine flower essential oil is extracted with a microwave extraction-vapor distillation method; the method comprises the following steps collection, transportation and storage, microwave extraction, a vapor distillation method, refinement and the like, the cape jasmine flower essential oil can be effectively extracted, and the blank of the market can be filled up. The extraction method comprises collection of cape jasmine flowers, transportation and storage, pre-treatment, microwave extraction, vapor distillation extraction, refinement and the like.

Description

technical field [0001] The invention relates to a method for extracting gardenia essential oil, belonging to the technical field of agricultural product processing. Background technique [0002] Gardenia (scientific name: Gardenia jasminoides), native to China, is easy to cultivate and grow. It contains volatile oils, including benzyl acetate and linalyl acetate, and also contains pigment glycosides and wood honey. Gardenia essential oil clears heat and purifies fire, cools blood and stops bleeding. Gardenia essential oil has a light and pleasant fragrance, especially suitable for Chinese scents. [0003] Although there are many gardenias in my country, gardenias have a short flowering period and are not easy to keep. Gardenia essential oils are relatively rare in the market. The invention uses microwave extraction-steam distillation to extract gardenia essential oil, and involves processes including: collection, transportation and storage, microwave extraction, steam di...

Claims

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Application Information

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IPC IPC(8): C11B9/02
CPCC11B9/025C11B9/022C11B9/027
Inventor 魏玉宝魏洁琼
Owner 镇江市丹徒区南山溪园茶叶专业合作社
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