CAN-1阴阳非离子型聚合物选择性堵水剂的研究与应用
Selective water plugging agent on base of anionic-cationic-nonionic polymer can-1
用非离子型聚合物制备阳离子型松香施胶剂
Cationic Disperse Rosin Size Manufactured with Non-ionic Polymer
甲基纤维素是一种非离子型水溶性聚合物。
Methyl cellulose is a kind of non-ionic water-soluble polymer .