Eucommia ulmoides extract composition and preparation method and application thereof
An extract and composition technology, applied in the field of eucommia extract composition and its preparation, can solve the problems of complicated preparation methods, affecting the utilization rate of active ingredients, and cannot be ruled out, so as to promote drug efficacy, improve drug utilization rate, and promote The effect of extraction
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Embodiment 1
[0049] A composition of Eucommia ulmoides extract, in parts by weight, comprising the following components: 5 parts of geniposidic acid, 3 parts of chlorogenic acid, 6 parts of aucubin, pinoresinol diglucoside and dehydrodi 3 parts of the mixture of coniferyl alcohol diglucoside.
[0050] The preparation method of the eucommia extract composition comprises the following steps:
[0051] (1) Take ulmoides and pulverize them, add 6 times of distilled water, add 1.5wt% sodium acetate and polysorbate 80 with a mass ratio of 2:1, extract at 70°C for 50min, boil for 1.5h, filter, and prepare Obtain water extract and filter residue;
[0052] (2) Add the filter residue to 4 times of 55wt% ethanol aqueous solution, extract for 1.5h, and filter to obtain the alcohol extract;
[0053](3) After the water extract is adsorbed with HZ-820 macroporous resin, first use 2.5BV distilled water to elute and remove impurities, and the elution rate is 2BV / h to prepare distilled water to elute A for...
Embodiment 2
[0060] A composition of Eucommia ulmoides extract, in parts by weight, comprising the following components: 8 parts of geniposide, 6 parts of chlorogenic acid, 8 parts of aucubin, pinoresinol diglucoside and dehydrodi 7 parts of the mixture of coniferyl alcohol diglucoside.
[0061] The preparation method of the eucommia extract composition comprises the following steps:
[0062] (1) Take ulmoides and pulverize them, add 5 times distilled water, add 1wt% sodium acetate and polysorbate 80 with a mass ratio of 1:1, extract at 80°C for 30min, boil for 1h, filter to obtain water extract and filter residue;
[0063] (2) Add the filter residue to 5 times of 45wt% ethanol aqueous solution, extract for 1 hour, and filter to obtain an alcohol extract;
[0064] (3) After the water extract is adsorbed with HZ-820 macroporous resin, first use 3BV distilled water to elute and remove impurities, and the elution rate is 1BV / h to prepare distilled water to elute A for use; then use 3BV mass...
Embodiment 3
[0071] A composition of Eucommia ulmoides extract, in parts by weight, comprising the following components: 1 part of geniposide, 1 part of chlorogenic acid, 5 parts of aucubin, pinoresinol diglucoside and dehydrodi 1 part of the mixture of coniferyl alcohol diglucoside.
[0072] The preparation method of the eucommia extract composition comprises the following steps:
[0073] (1) Take ulmoides and pulverize them, add 8 times distilled water, add 2wt% sodium acetate and polysorbate 80 with a mass ratio of 3:1, extract at 60°C for 60 minutes, boil and extract for 2 hours, filter to obtain water extract and filter residue;
[0074] (2) adding the filter residue to 5 times of 75wt% ethanol aqueous solution, extracting for 2 hours, and filtering to obtain an alcohol extract;
[0075] (3) After the water extract is adsorbed with HZ-820 macroporous resin, first use 2BV distilled water to elute and remove impurities, and the elution rate is 4BV / h to prepare distilled water to elute...
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