High-heat-resistance high-rigidity environmentally-friendly polystyrene resin composition and preparation method thereof
The technology of polystyrene resin and composition is applied in the field of polystyrene resin composition and preparation thereof, and can solve the problems of easy gasification and overflow of a stripping agent at a feeding port, no air stripping, difficult operation and the like, Achieve the effects of low production cost, improved heat resistance and rigidity, and simple preparation process
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Embodiment 1
[0036] Prepare the stripping agent masterbatch according to the formula composition in Table 1, place the matrix used in the stripping agent masterbatch in a negative pressure (pressure <0.1MPa) environmental container, and then inject a certain amount of stripping agent into the negative pressure environmental container to obtain the steam Extraction agent masterbatch;
[0037] Various raw materials were weighed according to the weight percentage distribution ratio of the components shown in Table 2, and the rest were the same as the comparative examples.
Embodiment 2
[0039] Prepare the stripping agent masterbatch according to the formula composition in Table 1, weigh various raw materials according to the weight percentage distribution ratio of the components shown in Table 2, and the rest are the same as the comparative examples.
Embodiment 3
[0041] Prepare the stripping agent masterbatch according to the formula composition in Table 1, weigh various raw materials according to the weight percentage distribution ratio of the components shown in Table 2, and the rest are the same as the comparative examples.
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