Preparation method of chamomile extract for tobacco
A technology of chamomile extract, which is applied in the field of preparation of chamomile extract for cigarettes, can solve problems not related to the preparation method of chamomile extract for cigarettes, and achieve ideal application effect, soft smoke, and increase smoke The effect of sweetness
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Embodiment 1
[0020] A preparation method of chamomile extract for tobacco, comprising the following steps:
[0021] 1) Pretreatment: Dry the flowers, stems and leaves of chamomile at 50°C, 50°C and 45°C respectively, and cut the stems into 7mm segments, then cut the flowers, Stems and leaves are mixed according to the mass ratio of 8:2.5:5 to obtain raw materials for extraction;
[0022] 2) Supercritical CO 2 Extraction: the extraction raw material obtained in step 1) is placed in supercritical CO 2 In the extraction kettle of the extractor, start the supercritical CO 2 Extraction equipment, and set the extraction pressure to 12-30MPa, the extraction temperature to 55°C, the extraction time to 120min, CO 2 The gas flow rate is 15Kg / H, and the volume percentage is 95% alcohol as the extraction entrainer, and the amount is 3% of the total weight of the extracted raw materials to obtain the extract, and the primary separation pressure is 5MPa and the temperature is 60 ° C. Perform primary...
Embodiment 2
[0027] A preparation method of chamomile extract for tobacco, comprising the following steps:
[0028] 1) Pre-treatment: Dry the flowers, stems and leaves of chamomile at 30°C, 40°C and 55°C respectively, cut the stems into 15mm segments, then cut the flowers, Stems and leaves are mixed according to the mass ratio of 7:2:4 to obtain raw materials for extraction;
[0029] 2) Supercritical CO 2 Extraction: the extraction raw material obtained in step 1) is placed in supercritical CO 2 In the extraction kettle of the extractor, start the supercritical CO 2 Extraction equipment, and set the extraction pressure to 15MPa, the extraction temperature to 60°C, the extraction time to 240min, CO 2 The gas flow rate is 35Kg / H, and the volume percentage is 90% alcohol as the extraction entrainer. The amount is 1% of the total weight of the extracted raw materials to obtain the extract, and the primary separation pressure is 5MPa and the temperature is 30 ° C. Perform primary separation...
Embodiment 3
[0034] A preparation method of chamomile extract for tobacco, comprising the following steps:
[0035] 1) Pretreatment: Dry the flowers, stems and leaves of chamomile at 30°C, 60°C and 55°C respectively, and cut the stems into 10mm segments, then cut the flowers, Stems and leaves are mixed according to the mass ratio of 12:2:3 to obtain raw materials for extraction;
[0036] 2) Supercritical CO 2 Extraction: the extraction raw material obtained in step 1) is placed in supercritical CO 2 In the extraction kettle of the extractor, start the supercritical CO 2 Extraction equipment, and set the extraction pressure to 30MPa, the extraction temperature to 45°C, the extraction time to 90min, CO 2 The gas flow rate is 40Kg / H, and the volume percentage is 95% alcohol as the extraction entrainer, and the amount is 15% of the total weight of the extracted raw materials to obtain the extract, and the primary separation pressure is 7MPa and the temperature is 50 ° C. Perform primary se...
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