国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 B01（2）
IPC小类 B01J（2）
IPC C08F212/08（2）
发明人
公开年 2022（2）
申请年
专利权人

Ion exchange resin that is used for processing petrochemical wastewater, is prepared by performing phosphonylation reaction on graphene composite copolymerization white ball and condensing agent, and performing acidification.

SI W, SHI H, YU J, SHEN X

Core-shell particles used in the separation and recovery of carboxyl group-containing polymers, comprises core portion and a shell portion covering the core portion, core moiety comprises a polymer and nanoparticles dispersed in the polymer, shell portion contains a hydrophilic polymer.

YANG Z