Extracting method of castor oil
An extraction method, castor oil technology, applied in the direction of fat oil/fat production, fat oil/fat refining, fat production, etc., can solve the problems of low safety, low oil yield, high energy consumption, etc., to improve oil yield efficiency, equipment The effect of small investment and simple process
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Embodiment 1
[0020] A kind of extracting method of castor oil, is characterized in that, comprises the steps:
[0021] (1) Castor bean pretreatment: add water while stirring the selected castor bean, stir at a stirring speed of 125rpm for 13min, and adjust the water content to 15-20%;
[0022] (2) Enzymolysis: Add 0.3% of a mixed enzyme of cellulase, hemicellulase, protease, α-galacturase, and β-glucosidase to the above-mentioned castor, and control the enzymatic hydrolysis temperature at 40°C. Enzymolysis 1.5h;
[0023] (3) Microwave treatment: spread the above-mentioned castor seeds in the container, the thickness of the spread is controlled at 3cm, the microwave power range is controlled at 3500W, the temperature is 130°C, and the microwave treatment is 6min;
[0024] (4) Squeeze: press at a controlled temperature of 43°C;
[0025] (5) Alkali refining: Add alkali to the castor oil obtained by pressing, control the initial temperature at 45°C and the final temperature at 75°C, and alka...
Embodiment 2
[0029] A kind of extracting method of castor oil, is characterized in that, comprises the steps:
[0030] (1) Castor bean pretreatment: add water while stirring the selected castor bean, stir at a stirring speed of 130rpm for 13min, and adjust the water content to 15-20%;
[0031] (2) Enzymolysis: Add 0.3% of the mixed enzymes of cellulase, hemicellulase, protease, α-galacturase and β-glucosidase to the above-mentioned castor, and control the enzymatic hydrolysis temperature at 45°C. Enzymolysis 2h;
[0032] (3) Microwave treatment: spread the above-mentioned castor seeds in the container, the thickness of the spread is controlled at 4cm, the microwave power range is controlled at 4000W, the temperature is 120°C, and the microwave treatment is 8min;
[0033] (4) Squeeze: Press at a temperature of 43-45°C;
[0034] (5) Alkali refining: add alkali to the castor oil obtained by pressing, control the initial temperature at 50°C, and the final temperature at 80°C, and alkali refi...
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