A kind of amphiphilic acetochlor magnetic molecularly imprinted polymer and its preparation method and application
A technology of imprinted polymer and acetochlor, which is applied in the field of separation and analysis, achieves the effects of amphiphilicity, high specific selectivity, and improved separation efficiency
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Embodiment 1
[0037] Preparation of Amphiphilic Acetochlor Magnetic Molecularly Imprinted Polymer:
[0038] (1) material preparation
[0039] Each raw material component is formulated according to the following dosage ratio: 0.91 g of ferric oxide, 0.91 g of template acetochlor, 0.91 g of alkenyl glycoside type functional monomer (structural formula shown in formula I), 1.98 g of divinylbenzene, Cross-linking agent N,N-methylenebisacrylamide 16.17g, initiator azobisisobutyronitrile 0.08g, pore-forming agent ethanol 55.31g;
[0040] (2) Preparation of molecularly imprinted polymers with template molecules
[0041] Add the above-mentioned prepared reactants into the reaction kettle and mix evenly, ultrasonically degas for 15 minutes, then fill with nitrogen and deoxygenate for 15 minutes, seal and polymerize in a constant temperature oil bath at 60°C for 24 hours to obtain a polymer with template molecules;
[0042] (3) Preparation of molecularly imprinted polymers that remove template mole...
Embodiment 2
[0047] Preparation of Amphiphilic Acetochlor Magnetic Molecularly Imprinted Polymer:
[0048] (1) material preparation
[0049] Each raw material component is formulated according to the following dosage ratio: 0.91 g of ferric oxide, 0.91 g of template acetochlor, 0.91 g of alkenyl glycoside type functional monomer (structural formula shown in formula I), 1.98 g of 4-vinylpyridine , crosslinking agent ethylene glycol dimethacrylate 16.17g, initiator azobisisovaleronitrile 0.08g, pore forming agent ethanol 55.31g; (2) Preparation of molecularly imprinted polymer with template molecules
[0050]Add the above-mentioned prepared reactants into the reaction kettle and mix evenly, ultrasonically degas for 15 minutes, then fill with nitrogen and deoxygenate for 15 minutes, seal and polymerize in a constant temperature oil bath at 40°C for 18 hours to obtain a polymer with template molecules;
[0051] (3) Preparation of molecularly imprinted polymers that remove template molecules ...
Embodiment 3
[0056] Preparation of Amphiphilic Acetochlor Magnetic Molecularly Imprinted Polymer:
[0057] (1) material preparation
[0058] Each raw material component is formulated according to the following dosage ratio: 0.91 g of ferric oxide, 0.91 g of template acetochlor, 0.91 g of alkenyl glycoside type functional monomer (structural formula shown in formula I), 1.98 g of vinylbenzene, Joint agent ethylene glycol dimethacrylate 16.17g, initiator azobisisovaleronitrile 0.08g, pore-forming agent ethanol 55.31g;
[0059] (2) Preparation of molecularly imprinted polymers with template molecules
[0060] Add the above-mentioned prepared reactants into the reaction kettle and mix evenly, ultrasonically degas for 15 minutes, then fill with nitrogen and deoxygenate for 15 minutes, seal and polymerize in a constant temperature oil bath at 50°C for 20 hours to obtain a polymer with template molecules;
[0061] (3) Preparation of molecularly imprinted polymers that remove template molecules ...
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