Blowing agent blends
    9.
    发明授权
    Blowing agent blends 失效
    发泡剂混合

    公开(公告)号:US06348515B1

    公开(公告)日:2002-02-19

    申请号:US09656539

    申请日:2000-09-06

    IPC分类号: C08G1814

    CPC分类号: C08J9/149 C08J2375/04

    摘要: Foam blowing agents blends of HFC-134a and a pentane selected from n-pentane, i-pentane and i-pentane/cyclopentane are provided, as are polyol premixes and polyurethane foam compositions containing such blends.

    摘要翻译: 提供HFC-134a和选自正戊烷,异戊烷和异戊烷/环戊烷的戊烷的泡沫发泡剂共混物,以及含有这种共混物的多元醇预混物和聚氨酯泡沫组合物。