Paraxylene is a petrochemical used to make purified terephthalic acid, a raw material for producing polyester film, packaging resin and fabrics.
二甲种石化产品,用来制造精二甲酸,原料生产聚酯,装树脂和织物。
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Once PET plastic is broken down into its component parts, terephthalic acid, and ethylene glycol, it can then be recycled into new plastic, but it doesn't necessarily have to be plastic.
一旦 PET 塑被分解成其组成部分(对苯甲酸和乙醇),就可以回收利用,制成新的塑,一定非得是塑。
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