Some HCFC blowing agents replacing CFC 11 for polyurethane foam are introduced in this paper.
简单地介绍了几种用于聚氨酯泡沫塑料的CFC替代物——HCFC 发泡剂的性能特点。
The tendency for replacement of CFC-11 and low density molded foam technologies is also discussed.
对CFC - 11替代、模塑泡沫低密度化等方面技术发展趋势加以讨论。
The basic principle of atmospheric ozone layer destruction hy polyurethane blowing agent CFC-11, and various way, developmental trend and economic feature of substitution for CFC-11 were reviewed.
简述了CFC - 11对大气臭氧层破坏的基本原理，介绍了聚氨酯cfc - 11替代的不同途径及发展趋势，评价了CFC - 11替代的经济特性。
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