A special compatibilizer suitable for pet/fluorine plastic alloy materials and its preparation method and application
A technology of alloy materials and fluoroplastics, applied in the field of special compatibilizers and their preparation, can solve problems such as technical reports on compatibilizers, and achieve the effects of low equipment requirements, improved compatibility, and high production yields
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Embodiment 1
[0039] (1) Put 1g of trifluoromethanesulfonic acid into 50g of 1,1,1,3,3,3-hexafluoro-2-propanol, stir evenly, heat, and keep the temperature at 70°C under reflux conditions to obtain a constant temperature solution;
[0040] (2) Continue to add 20g of 1-chloro-2,3-propylene oxide dropwise to the solution obtained in step (1) at a constant temperature of 70°C at a rate of 3 drops / second. 1.5h;
[0041] (3) 1g dicumyl peroxide is added to the solution obtained in step (2), and stirred evenly;
[0042] (4) Add 50 g of phthalic anhydride and 70 g of glycidyl methacrylate to the solution obtained in step (3) and stir evenly, keep the temperature at 95° C. for 4 hours to obtain the product mixture;
[0043] (5) Distill the product mixture obtained in step (4) at 175° C. for 2.5 hours under atmospheric pressure to recover and remove low-boiling substances to obtain the final product: a special compatibilizer suitable for PET / fluoroplastic alloy materials. figure 1 It is the Fouri...
Embodiment 2
[0047] (1) Put 2 g of trifluoromethanesulfonic acid into 55 g of 2,2,2-trifluoroethanol, stir evenly, heat, and keep the temperature at 65° C. under reflux to obtain a constant temperature solution;
[0048] (2) Continue to add 25g of 1-chloro-2,3-propylene oxide dropwise to the solution obtained in step (1) at a constant temperature of 65°C at a rate of 4 drops / second. 2h;
[0049] (3) 1.5g tert-butyl hydroperoxide is added to the solution obtained in step (2), and stirred evenly;
[0050] (4) Add 55g of phthalic anhydride and 75g of methacrylamide into the solution obtained in step (3) and stir evenly, keep the constant temperature at 95°C for 4.5h; obtain the product mixture;
[0051] (5) Distill the product mixture obtained in step (4) at 170° C. for 3 hours under atmospheric pressure to recover and remove low boiling point substances to obtain the final product: a special compatibilizer suitable for PET / fluoroplastic alloy materials.
[0052] Embodiment 2 product struct...
Embodiment 3
[0055] (1) Put 3g of trifluoromethanesulfonic acid into 60g of 2,2,3,3-tetrafluoro-1-propanol, stir evenly, heat, and keep the temperature at 75°C under reflux to obtain a constant temperature solution;
[0056] (2) Continue to add 30 g of 1-chloro-2,3-propylene oxide dropwise to the solution obtained in step (1) at a constant temperature of 75° C. at a rate of 3 drops / second. After the addition, Constant temperature 2h;
[0057] (3) 2g tert-butyl hydroperoxide is added to the solution obtained in step (2), and stirred evenly;
[0058] (4) Add 60g of phthalic anhydride and 80g of allyl glycidyl ester into the solution obtained in step (3) and stir evenly, keep the temperature at 95°C for 4 hours; obtain the product mixture;
[0059] (5) Distill the product mixture obtained in step (4) at 180°C for 2 hours under atmospheric pressure to recover and remove low boiling point substances to obtain the final product: a special compatibilizer suitable for PET / fluoroplastic alloy mate...
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