简要说明了聚氨酯泡沫发泡剂的替代技术, 综述了各类发泡剂的优缺点, 介绍了氢氟烯烃 (HFO)类发泡剂的研究情况, 并对未来发泡剂的使用情况做出展望.
The alternative technology of polyurethane foam blowing agent with zero ODP value was introduced simply in this paper. The advantages and disadvantages of all kinds of blowing agents were reviewed. The research of hydrofluoroolefins (HFOs) blowing agent was particularly introduced and the usage in the future was prospected.