Paints and varnishes (including enamels and lacquers)based on synthetic polymers or chemicallymodifiednaturalpolymers, dispersed or dissolved in an aqueous medium.
以合成聚合物或化学改性天然聚合物为基本成分的油漆及清漆（包括瓷漆及大漆），分散于或溶于水介质的。
2
This paper described the preparations and applications of some natural macromolecular flocculants and their chemicallymodifiedpolymers.