发明授权
US07691913B2 Rigid polyurethane foam based on toluene diamine-initiated polyols 有权
基于甲苯二胺引发的多元醇的刚性聚氨酯泡沫

Rigid polyurethane foam based on toluene diamine-initiated polyols
摘要:
Rigid polyurethane foams are made using a polyol component that includes toluene diamine-initiated polyols containing specified levels of oxyethylene groups. Foams made from these polyols have low k-factors and excellent demold expansion values.
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