发明授权
US5037860A Flexible polyurethane foam prepared using 1,1,1-trichloroethane as a blowing agent 失效
使用1,1,1-三氯乙烷作为发泡剂制备的柔性聚氨酯泡沫

Flexible polyurethane foam prepared using 1,1,1-trichloroethane as a
blowing agent
摘要:
Flexible foam is prepared using 1,1,1-trichloroethane as the sole or predominant auxiliary blowing agent.
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