PC (Polycarbonate) composition resistant to chemical corrosion and preparation method thereof
A technology of chemical corrosion resistance and composition, which is applied in the field of chemical corrosion resistant PC composition and its preparation, can solve the problems of increasing cost, affecting the mechanical properties of materials, and the effect is not obvious, and achieve the effect of improving chemical corrosion resistance
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Embodiment 1
[0035] (1) Take by weight 50 parts of PC, 10 parts of fluorosilicone resin, 0.1 part of organosiloxane, 0.1 part of antioxidant, and 0.1 part of lubricant;
[0036] (2) Feed the raw materials from the feed port, melt and extrude at 260-330°C, the screw extruder speed is 350rpm, the pressure is 3MPa, after melt extrusion, granulation to obtain the product, the diameter of the extruder screw It is 35mm and the aspect ratio is 32.
Embodiment 2
[0038] (1) Take by weight 90 parts of PC, 3 parts of fluorosilicone resin, 0.5 part of organosiloxane, 0.5 part of antioxidant, and 0.5 part of lubricant;
[0039] (2) Feed the raw materials from the feed port, melt and extrude at 260-330°C, the screw extruder speed is 350rpm, the pressure is 3MPa, after melt extrusion, granulation to obtain the product, the diameter of the extruder screw It is 45mm and the aspect ratio is 42.
Embodiment 3
[0041] (1) Take by weight 70 parts of PC, 7 parts of fluorosilicone resin, 3 parts of organosiloxane, 0.1 part of antioxidant, and 1 part of lubricant;
[0042] (2) Feed the raw materials from the feed port, melt and extrude at 260-330°C, the screw extruder speed is 350rpm, the pressure is 3MPa, after melt extrusion, granulation to obtain the product, the diameter of the extruder screw It is 45mm and the aspect ratio is 42.
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