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    催化剂PC41

    PC41是无色至浅黄的透明液体,有极微弱的气味或接近无味,易溶于水。

    相对密度:0.92-0.95
    黏度(25℃):26-33mP.s
    闪点:153℃(COC)或132℃(TMCC)
    沸点:255℃或者140℃/133Pa
    凝固点:-59℃
    蒸汽压(21℃):13Pa

    用途
    PC41具有优异发泡/凝胶能力的聚氨酯硬泡高活性三聚催化剂,通常与其他催化剂共用。

    PC41主要用于聚氨酯和聚异氰酸酯反应的催化,实际上对聚氨酯的催化选择活性略高于聚异氰酸酯反应,常用于层压板材聚氨酯硬泡、喷涂硬泡、模塑硬泡;

    PC41更适用于聚异氰酸酯硬泡板材、各种发泡剂发泡(包括全水发泡)等工艺,在水发泡硬泡体系有优异的性能;

    PC41也适用于微孔聚氨酯弹性体及高回弹泡沫塑料制品。

     

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