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采用再生胶，ＰＶＣ树脂经高温融炼、室温混炼的二阶共混改性工艺研究出了高性能、低价格的屋面防水卷材。本文介绍该产品的配方、生产工艺等
Using recycled rubber, PVC resin by high temperature melting, mixing at room temperature second-order blending modified process developed a high-performance, low-cost roofing membrane. This article describes the product formulations, production processes