Preparation of polydicyclopentadiene/montmorillonite nano composite material
A nanocomposite material and technology of polydicyclopentadiene, which is applied in the field of preparation technology of polydicyclopentadiene/montmorillonite nanocomposite material, can solve problems such as polydicyclopentadiene that have not been seen yet, and achieve the reduction of production cost, The effect of enhanced controllability and retardation of polymerization speed
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Embodiment 1
[0031] 1. Preparation of tungsten-based catalyst
[0032] Add 6g of p-tert-butylphenol into a 250ml round bottom flask, vacuumize, fill with nitrogen to remove air and water vapor, transfer 2g of WCl 6 In the flask, inject 50ml of anhydrous toluene with a syringe, and reflux at 70°C for 18 hours to obtain a tungsten-based catalyst.
[0033] 2. Preparation of montmorillonite supported catalyst
[0034] Pick Put the organic montmorillonite into a 250ml round-bottomed flask, add 25ml of toluene as a solvent, then inject 2ml of the tungsten-based catalyst prepared above, and stir vigorously for 15 hours to obtain the montmorillonite-supported catalyst.
[0035] 3. Preparation of polydicyclopentadiene / montmorillonite nanocomposites
[0036] (1) Under the protection of argon, add 8 ml of the above-mentioned montmorillonite-supported catalyst and 20 ml of DCPD (99%) into the bottle, and stir evenly to obtain liquid A.
[0037] (2) Under the protection of argon, add 20ml of DCPD ...
Embodiment 2
[0041] 1. Preparation of tungsten-based catalysts
[0042] Add 7g of p-tert-butylphenol into a 250ml round bottom flask, vacuumize, fill with nitrogen to remove air and water vapor, transfer 3g of WCl 6 In the flask, inject 50ml of anhydrous toluene with a syringe, and reflux at 70°C for 20 hours to obtain a tungsten-based catalyst.
[0043] 2. Preparation of montmorillonite supported catalyst
[0044] Pick Put the organic montmorillonite into a 250ml round-bottomed flask, add 50ml of toluene as a solvent, then inject 4ml of the tungsten-based catalyst prepared above, and stir vigorously for 15 hours to obtain the montmorillonite-supported catalyst.
[0045] 3. Preparation of polydicyclopentadiene / montmorillonite nanocomposites
[0046] (1) Under the protection of argon, add 9ml of montmorillonite-supported catalyst and 25ml of DCPD (99%) into the bottle together, and stir evenly to obtain liquid A.
[0047] (2) Under the protection of argon, add 25ml of DCPD, 4ml of trieth...
Embodiment 3
[0051] 1. Preparation of tungsten-based catalysts
[0052] Add 8 g of p-tert-butylphenol into a 250 ml round bottom flask, vacuumize, fill with nitrogen to remove air and water vapor, and transfer 3 g of WCl 6 In the flask, inject 50ml of anhydrous toluene with a syringe, and reflux at 70°C for 20 hours to obtain a tungsten-based catalyst.
[0053] 2. Preparation of montmorillonite supported catalyst
[0054] Pick Put the organic montmorillonite into a 250ml round-bottomed flask, add 50ml of toluene as a solvent, then inject 6ml of the tungsten-based catalyst prepared above, and stir vigorously for 15 hours to obtain the montmorillonite-supported catalyst.
[0055] 3. Preparation of polydicyclopentadiene / montmorillonite nanocomposites
[0056] (1) Under the protection of nitrogen, add 10 ml of montmorillonite-supported catalyst and 25 ml of DCPD (99%) into the bottle together, and stir evenly to obtain liquid A.
[0057] (2) Under the protection of nitrogen, add 25ml of D...
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