The low viscosity polyether polyol was synthesized under raising the vaccum degree step by step .
采用逐步升高真空度的方法合成了低粘度的聚酯多元醇。
A polymer polyol derived from the stabilizer has low viscosity compared to those of prior products and contributes to the improvement in the physical properties of the resulting polyurethane foam.
得自该稳定剂的聚合物多元醇具有与现有技术的产物相比低的粘度，并有助于改善所形成的聚氨酯泡沫的物理性质。
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