悬浮法pvc生产过程中产生的离心母液中含有少量pva等可溶性高分子化合物,采用传统的混凝法和过滤法很难将其有效去除。
The mother liquid from the suspension production of PVC contained a small quantity of solvable polymer, such as PVA. It was difficult to remove PVA by traditional coagulation and filtration method.
结果表明:合成的BDME共聚物可溶于低沸点溶剂体系,解决了双马来酰亚胺聚合物的溶解以及与环氧树脂共混时的相容性问题。
It was found that the synthesized polymer of BDME can dissolve the low boiling point impregnant system which could settle the problem both the diffluence of BMI and the consistence of BMI and EP.
混生对马蔺和羊草的光合作用的强弱没有显著影响,但有利于两种牧草可溶性糖含量的增加。
Mixed pairs gotten photosynthesis and the strength of no significant impact, it is beneficial for both forage soluble sugar content increases.
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