Preparation method of protein-base adhesive
A technology of adhesive and matrix, which is applied in the field of preparation of protein-based adhesives, can solve the problems of enhancing adhesiveness and storage time, poor water resistance and adhesiveness, and reducing hydrophilicity, etc., to achieve enhanced adhesiveness and storage time, low cost and better effect
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example 1
[0017] First weigh 300g of high-gluten flour, mix it with distilled water at a solid-to-liquid ratio of 1:8, stir and mix for 10 minutes, adjust the pH of the mixture to 8.0 with a mass fraction of 15% sodium hydroxide solution, and add a total mass of 1.0 %biological enzyme and 3% sucrose in total mass, carry out enzymolysis at 35°C for 1h, cool it down to room temperature after enzymolysis, and centrifuge at 6500r / min for 15min to obtain supernatant and sediment respectively; Take 10g of garlic and 12g of ginger, put the garlic into a mortar for grinding, squeeze the ginger, mix the ginger and garlic dregs after the juice is squeezed, mix the mixture with the above sediment at a mass ratio of 1:20, and stir well Then add 3g of chitosan and 0.5% acetic acid solution in total mass, put the mixture into a fermenter, add 1.2% lactic acid bacteria starter in total mass, and set it at 30°C for 5 hours of fermentation; 20% hydrochloric acid solution to adjust the pH to 4.5, and the...
example 2
[0020]First weigh 400g of high-gluten flour, mix it with distilled water at a solid-to-liquid ratio of 1:8, stir and mix for 13 minutes, adjust the pH value of the mixture to 8.5 with a mass fraction of 15% sodium hydroxide solution, and add a total mass of 1.3 %biological enzyme and 4% sucrose in total mass, carry out enzymolysis at 36°C for 1.5h, after the end of enzymolysis, cool it down to room temperature, and centrifuge at 7000r / min for 25min to obtain supernatant and sediment respectively; Weigh 11g of garlic and 13g of ginger, put the garlic into a mortar for grinding, squeeze the ginger, mix the ginger and garlic dregs after the juice is squeezed, mix the mixture with the above sediment at a mass ratio of 1:20, and stir evenly Then add 4g of chitosan and 0.5% acetic acid solution in total mass, put the mixture into a fermenter, add 1.3% lactic acid bacteria starter in total mass, and set it at 33°C for 5-8 hours of fermentation; the obtained supernatant is first Use a...
example 3
[0023] First weigh 500g of high-gluten flour, mix it with distilled water at a solid-to-liquid ratio of 1:8, stir and mix for 15 minutes, adjust the pH of the mixture to 9.0 with a mass fraction of 15% sodium hydroxide solution, and add a total mass of 1.5 % biological enzyme and 5% sucrose in total mass, carry out enzymolysis at 37°C for 2 hours, after the end of the enzymolysis, cool it down to room temperature, and centrifuge at 7500r / min for 30min to obtain supernatant and sediment respectively; Take 12g of garlic and 15g of ginger, put the garlic into a mortar and grind it, squeeze the ginger, mix the ginger and garlic dregs after the juice is squeezed, mix the mixture with the above sediment at a mass ratio of 1:20, stir well Then add 5g of chitosan and 0.5% acetic acid solution in total mass, put the mixture into a fermenter, add 1.5% lactic acid bacteria starter in total mass, and set it at 35°C for 8 hours of fermentation; 20% hydrochloric acid solution to adjust the ...
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