Animal fur complex enzyme depilatory and application thereof
A technology of animal skin and hair removal agent, which is applied in the field of animal skin hair removal and animal skin hair removal agent. It can solve the problems of incomplete removal of hair, long time of hair removal, and large loss of collagen, so as to improve use value, reduce pollution load, protect environmental effects
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Embodiment 1
[0033] Example 1—Pigskin Rolling Enzyme, Applying Enzyme and Stacking Depilation
[0034]The optimum pH value is 6.5-8.5, 10kg of 1398 protease with an activity of 50,000 units / g, and 0.5kg of elastase with an activity of 50,000 units / g; the optimum pH value is 6.5-11, and an activity of 50,000 Unit / g lipase Ultra G sold by Novozymes 2kg; calcium chloride 2kg; sodium lauryl sulfate 3kg; disodium hydrogen phosphate 10kg; sodium tripolyphosphate 5kg; sodium silicate 5kg; wood flour 5kg; 20kg of ammonium sulfate; 38kg of sodium sulfate, mixed evenly, promptly made animal skin compound hair removal enzyme preparation.
[0035] Take 100kg of pigskin soaked in water and degreased according to the conventional method, add it to the drum, and adjust the temperature to about 30°C. After controlling the water, add 4kg of sodium chloride and 0.15kg of bactericidal preservative into the drum, and rotate for about 30 minutes. Add 0.5kg of compound depilatory enzyme preparation prepared ac...
Embodiment 2
[0036] Embodiment 2——Goat skin coated with enzyme depilation
[0037] The optimum pH value is 8-10, 5kg of Novocor SG protease produced by Novozymes with an enzyme activity of 200,000 units / g, and 0.3kg of elastase with an activity of 50,000 units / g; the optimum pH value is 8 -12, lipase Greasex produced by Novozymes with an activity of 50,000 units / g 1kg; calcium chloride 1kg; Pingpingjia 3kg; disodium hydrogen phosphate 10kg; sodium tripolyphosphate 5kg; sodium silicate 5kg; 5kg; 65kg of sodium sulfate, mixed evenly to prepare a compound depilatory enzyme preparation.
[0038] Take 100kg of goat skin soaked in water and de-fleshed according to the conventional method, add it to the drum, and adjust the temperature to about 25°C. After controlling the water, add 5 kg of sodium sulfate and 0.1 kg of bactericidal preservative into the drum, and rotate for about 60 minutes. Take out the skins, stack them one by one, and let them stand for dripping for about 3 hours. Take by we...
Embodiment 3
[0039] Embodiment 3 There is bath depilation in the drum of yellow cowhide
[0040] The optimum pH value is 8-11, the enzyme activity is 250,000 units / g, 3kg of Pyrase 250MP protease produced by Novozymes, and 0.1kg of elastase with an activity of 50,000 units / g; the optimum pH value is 8- 12. Lipase Ultra G produced by Novozymes with an activity of 50,000 units / g 0.5kg; calcium chloride 1kg; Pingpingjia 3kg; disodium hydrogen phosphate 10kg; sodium tripolyphosphate 5kg; powder 5kg; sodium sulfate 70kg, mix evenly, promptly make compound depilatory enzyme preparation.
[0041] Take 100kg of yellow cowhide soaked in water according to the conventional method, add 80kg of water and 7kg of sodium chloride into the drum, rotate for about 10 minutes at about 20°C, add 0.5kg of formic acid, rotate for about 20 minutes, and then add 1kg of sulfuric acid , rotate for about 120 minutes, let it stand for about 8 hours, then add 2kg of soda ash, adjust the pH value to about 8, pour out ...
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