Urination tissue prepared by recycling medicine residue resources of Thousand Golden Prescriptions, and method for preparing urination tissue
A technology of resource regeneration and small towel removal, which is applied in the fields of pulping with organic solvents, medical preparations containing active ingredients, antipyretics, etc., can solve the problems of difficult removal and high fiber yield, and achieve enhanced physical properties , high yield and low kappa value
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Embodiment 1
[0047] A method for preparing fibers by regenerating Qianjinfang herbal dregs resources, comprising the following steps:
[0048] S1. Pretreatment: pretreatment with microwave radiation on Qianjinfang medicine dregs with a water content of 25%, with a microwave power of 900W and a microwave radiation time of 5 minutes, ready for use;
[0049] S2. Cooking: put the Qianjinfang medicinal residues obtained in step S1 in a digester, add a concentration of 40% ethanol solution, the liquid ratio is 1:4, quickly heat up to 120°C, and discharge after 100 minutes of heat preservation reaction to obtain crude slurry and black liquor;
[0050] S3. Washing: Place the coarse slurry obtained in step S2 in a displacement washer, and perform three-stage displacement washing with an ethanol solution with a concentration of 55%, the washing liquid ratio is 1:7, and the washing temperature is 40°C; then wash with water clean, get dregs fiber;
[0051] S4. Extraction of medicinal ingredients: Ev...
Embodiment 2
[0059] A method for preparing fibers by regenerating Qianjinfang herbal dregs resources, comprising the following steps:
[0060] S1. Pretreatment: pretreatment with microwave radiation on Qianjinfang medicine dregs with water content of 45%, microwave power is 1500W, microwave radiation time is 10min, and it is ready for use;
[0061] S2. Cooking: put the Qianjinfang medicinal residues obtained in step S1 in a digester, add a 60% ethanol solution with a liquid ratio of 1:5, quickly heat up to 140°C, and discharge after 120 minutes of heat preservation reaction to obtain crude slurry and black liquor;
[0062] S3. Washing: place the coarse slurry obtained in step S2 in a displacement washer, perform three-stage displacement washing with an ethanol solution with a concentration of 70%, the washing liquid ratio is 1:8, and the washing temperature is 60°C; then wash with water clean, get dregs fiber;
[0063] S4. Extraction of medicinal ingredients: Evaporate and concentrate th...
Embodiment 3
[0070] A method for preparing fibers by regenerating Qianjinfang herbal dregs resources, comprising the following steps:
[0071] S1. Pretreatment: pretreatment with microwave radiation on Qianjinfang medicine dregs with water content of 30%, microwave power is 1000W, microwave radiation time is 7min, and it is ready for use;
[0072] S2. Cooking: put the Qianjinfang medicine dregs obtained in step S1 in a digester, add a concentration of 53% ethanol solution, the liquid ratio is 1:4.5, quickly heat up to 130 ° C, and discharge after 110 minutes of heat preservation reaction to obtain crude slurry and black liquor;
[0073] S3. Washing: Place the coarse slurry obtained in step S2 in a displacement washer, and perform three-stage displacement washing with an ethanol solution with a concentration of 60%, the washing liquid ratio is 1:7, and the washing temperature is 50°C; then wash with water Clean, get dregs fiber.
[0074] S4. Extraction of medically effective ingredients: ...
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