Polylactic acid/polyester alloy and preparation method thereof
一种聚酯合金、聚乳酸的技术,应用在高分子领域,能够解决相态结构不稳定、难以满足、韧性、刚性、耐热性难以均衡等问题,达到避免设计难度、降低投资成本的效果
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Embodiment 1
[0029] 1000g each of PLA and PC, dried at 80°C for 2h, compatibilizer (styrene-butadiene-acrylonitrile-GMA) 300g, antioxidant (168 / 1010) 60g, lubricant (TAF) 40g, using the above extrusion After mixing the above raw materials for 3 to 5 minutes in a high-speed mixer, they were respectively put into a two-stage extruder with an ultrasonic treatment power of 400W, extruded and granulated to obtain sample 4, and the granules were dried at 90°C for 3 hours, and then injection molded into samples. strip, test.
Embodiment 2
[0031] PLA 800g and PC 1200g, dried at 80°C for 2h, compatibilizer (styrene-butadiene-acrylonitrile-GMA) 300g, antioxidant (168 / 1010) 60g, lubricant (TAF) 40g, using the above Extrusion process, the above raw materials are mixed by a high-speed mixer for 3 to 5 minutes, and then put into a two-stage extruder respectively, with an ultrasonic treatment power of 500W, extruded and granulated to obtain sample 5, and the particles are dried at 90°C for 3 hours, and then injection molded into Spline, test.
Embodiment 3
[0033] PLA 1400g and PC 600g, dried at 80°C for 2h, compatibilizer (styrene-butadiene-acrylonitrile-GMA) 600g, antioxidant (168 / 1010) 60g, lubricant (TAF) 40g, using the above Extrusion process, the above raw materials are mixed by a high-speed mixer for 3 to 5 minutes, and then put into a two-stage extruder respectively, with an ultrasonic treatment power of 350W, extruded and granulated to obtain sample 6, and the granules are dried at 90°C for 3 hours, and then injection molded into Spline, test.
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