A kind of preparation method of macroporous adsorption resin for separation and purification of soybean isoflavones
A technology for separation and purification of soybean isoflavones is applied in the field of preparation of macroporous adsorption resins for separation and purification of soybean isoflavones, which can solve the problems of low adsorption capacity, complex process, large energy consumption, etc., and achieves enhanced adsorption activity and increased surface activity. , the effect of increasing the specific surface area
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Embodiment 1
[0023] (1) Preparation of macroporous adsorption resin: Add 45 parts of styrene, 30 parts of hydrogenated rosin glycerol acrylate, 15 parts of hydroxyethyl methacrylate, 40 parts of nanoporogen and 0.5 parts of Initiator, after mixing thoroughly, ultrasonically treat at ultrasonic frequency 40kHz, output power 200W for 15min, then microwave at microwave frequency 2450MHz, output power 700W for 10min, and stand at 0-5°C for 30min, mix well and continue to microwave Treat for 10 minutes, then stand at -5-0°C for 15 minutes, mix well and then microwave again for 10 minutes, cool down the mixture at a cooling rate of 5°C / min to 0-5°C and mix for 1 hour, then solidify the mixture Liquid separation, the obtained solid phase was washed three times with warm water at 35-40°C to obtain white balls, and finally the white balls were vacuum-dried at 60-65°C to obtain macroporous adsorption resin;
[0024] (2) Pretreatment of macroporous adsorbent resin: add 2 parts of poloxamer, 0.5 part ...
Embodiment 2
[0029](1) Preparation of macroporous adsorption resin: Add 50 parts of styrene, 35 parts of hydrogenated rosin glycerol acrylate, 15 parts of hydroxyethyl methacrylate, 40 parts of nanoporogen and 0.5 parts of Initiator, after mixing thoroughly, ultrasonically treat at ultrasonic frequency 40kHz, output power 200W for 15min, then microwave at microwave frequency 2450MHz, output power 700W for 10min, and stand at 0-5°C for 30min, mix well and continue to microwave Treat for 10 minutes, then stand at -5-0°C for 15 minutes, mix well and then microwave again for 10 minutes, cool down the mixture at a cooling rate of 5°C / min to 0-5°C and mix for 1 hour, then solidify the mixture Liquid separation, the obtained solid phase was washed three times with warm water at 35-40°C to obtain white balls, and finally the white balls were vacuum-dried at 60-65°C to obtain macroporous adsorption resin;
[0030] (2) Pretreatment of macroporous adsorbent resin: add 2 parts of poloxamers, 1 part of...
Embodiment 3
[0035] (1) Preparation of macroporous adsorption resin: Add 50 parts of styrene, 35 parts of hydrogenated rosin glycerol acrylate, 15 parts of hydroxyethyl methacrylate, 40 parts of nanoporogen and 0.5 parts of Initiator, after mixing thoroughly, ultrasonically treat at ultrasonic frequency 40kHz, output power 200W for 15min, then microwave at microwave frequency 2450MHz, output power 700W for 10min, and stand at 0-5°C for 30min, mix well and continue to microwave Treat for 10 minutes, then stand at -5-0°C for 15 minutes, mix well and then microwave again for 10 minutes, cool down the mixture at a cooling rate of 5°C / min to 0-5°C and mix for 1 hour, then solidify the mixture Liquid separation, the obtained solid phase was washed three times with warm water at 35-40°C to obtain white balls, and finally the white balls were vacuum-dried at 60-65°C to obtain macroporous adsorption resin;
[0036] (4) Pretreatment of macroporous adsorbent resin: add 2 parts of poloxamers, 1 part o...
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