Method for preparing alpha-linolenic acid molecular engram polymer material
A polymer material, molecular imprinting technology, applied in chemical instruments and methods, other chemical processes, etc., can solve the problems of separation and purification of α-linolenic acid and other problems that have not been seen, and achieve easy control of reaction conditions, simple operation, and broad scope. The effect of the application foreground
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Embodiment 1
[0023] A method for preparing an α-linolenic acid molecularly imprinted polymer material, the steps are as follows:
[0024] (1) Preparation of pre-polymerization solution: Add 417.6mg (1.5mmol) template molecule α-linolenic acid and 5958.7mg (5.25mmol) functional monomer β-cyclodextrin into a 100mL flask, add 60mL dimethyl sulfoxide, Mix evenly, ultrasonically treat for 10 minutes, and carry out inclusion reaction under magnetic stirring for 24 hours to obtain a pre-polymerization solution of α-linolenic acid;
[0025] (2) Fixed crosslinking polymerization: Add 4541.4mg (27mmol) crosslinking agent hexamethylene diisocyanate to the α-linolenic acid prepolymerization solution in step (1), mix well, and keep the temperature at 60°C under magnetic stirring conditions Carry out the polymerization reaction for 24 hours, and finally obtain the polymerized particles of α-linolenic acid;
[0026] (3) Washing of polymer particles: cool the polymer particles of polymer α-linolenic acid...
Embodiment 2
[0035] A method for preparing an α-linolenic acid molecularly imprinted polymer material, the steps are as follows:
[0036] (1) Preparation of pre-polymerization solution: add 278.4mg (1.0mmol) template molecule α-linolenic acid and 3972.5mg (3.5mmol) functional monomer β-cyclodextrin to a 100mL flask, add 40mL distilled and dried Methyl sulfoxide solution, mixed evenly, ultrasonic treatment for 10 minutes, inclusion reaction under magnetic stirring for 24 hours, to obtain a pre-polymerization solution of α-linolenic acid;
[0037] (2) Fixed crosslinking polymerization: add 3134.9mg (18mmol) crosslinking agent toluene-2,4-diisocyanate to the α-linolenic acid prepolymerization solution in step (1), mix well, and 60 under magnetic stirring condition The polymerization reaction was carried out at a constant temperature of ℃ for 24 hours, and the polymerized particles of α-linolenic acid were finally obtained;
[0038] (3) Washing of polymer particles: cool the polymer particles...
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