Topilene J642是協調嵌段共聚物的沖擊強度與剛度，并廣泛應用于一般射出沖擊強度要求的產品使用

Topilene J642 Hyosung Chemicals PG PP Impact Copolymer

Hyosung boasts of highly qualified engineers and state-of-the-art facilities to help customers overcome technical challenges and develop new applications. Hyosung's PP (Topilene) resin is used in many applications, including PPR Pipe Grade, for hot water, Heat Sealing film Grade, HCPP (High Crystallinity PP) and Grade, for general uses as well.

聚丙烯樹脂無毒、無味，密度小，強度、剛度、硬度耐熱性均優于低壓聚乙烯,可在100度左右使用.具有良好的電性能和高頻絕緣性不受濕度影響,但低溫時變脆、不耐磨、易老化.適于制作一般機械零件,耐腐蝕零件和絕緣零件 。常見的酸、堿有機溶劑對它幾乎不起作用，可用于食品容器。改性聚丙烯可用于家電，汽車領域，冷熱管件等.

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