乳化沥青中的稳定剂是什么

2025年04月06日 16:10
有2个网友回答
网友(1):

太多了。增稠剂聚乙烯醇、纤维素;酸碱助剂、低温稳定剂乙二醇。

网友(2):

乳化沥青稳定剂并不是增稠剂,增稠剂和稳定剂不是一个原理,就拿单一纤维素来说耐温耐霉差、PH变化敏感,如果做测试的话,体系会较快破乳。如果乳化沥青用于再加工做防水涂料,很明显不太可行。所谓稳定剂,需要在乳化沥青在沥青微粒与水接近的时候减少表面张力,防止油水分离,达到防止破乳的目的。乳化沥青稳定剂的使用如果是为了再加工做防水涂料系列产品,还要考虑到乳化沥青稳定剂和乳液、消泡剂、颜填料的兼容性。如果兼容性差也会导致稳定性降低,所以在乳化沥青稳定剂的选择上应遵循高效低添,用量高了会影响体系的流动触变从而降低稳定性,可以搜搜看 ,有专门用的乳化沥青稳定剂!

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