介绍单组份聚氨酯弹性填缝剂的一步法合成中高分子量聚醚多元醇的应用及其对填缝剂性能的影响。
The effects of the use of high molecular weight Polyether polyol on the mechanical properties of PU sealant have been studied in one step synthesis of one component PU elastic sealant.
本发明主要涉及一种用于合成高分子量低不饱和度聚醚多元醇的新型双金属氰化物催化剂(DMC)及其制备方法。
This invention relates to a new duplex metal cyanide catalyst (DMC) used in synthesizing polyether polyol with high molecular weight and low degree of unsaturation and method for making same.
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