评论 来源:互联网 时间:2023-06-30 04:16:55
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1、超临界流体是温度和压力同时高于临界值的流体,亦即压缩到具有接近液体密度的气体。
2、超临界流体的密度和溶剂化能力接近液体,粘度和扩散系数接近气体,在临界点附近流体的物理化学性质随温度和压力的变化极其敏感,在不改变化学组成的条件下,即可通过压力调节流体的性质。
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