国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01D（4）
IPC C02F101/20（4）
发明人 ZHANG X（4）
公开年
申请年
专利权人

Preparing sulfonated polysulfone/graphene/ferrous cyanide copper composite film useful for separating and recycling rubidium in salt lake brine, comprises placing sulfonated polysulfone/oxidized graphene composite film in inorganic copper salt aqueous solution, in-situ co-precipitating and reacting.

ZHANG X, XU H, JIN G

Preparing graphene oxide/polymer sponge three-dimensional structure composite material comprises e.g. adding polymer sponge in strong acid aqueous solution, removing residual strong acid aqueous solution, and soaking negatively charged polymer sponge in graphene oxide dispersion liquid.

LIU B, PENG T, ZHANG X, SUN H

Producing anti-contaminated flat film membrane for removing heavy metal ion and organic dye, involves preparing graphene oxide by adding concentrated sulfuric acid to flask in ice water bath, adding graphite and sodium nitrate in flask.

ZHAO Y, ZHANG D, LI H, ZHANG X, ZHAO G, SUN L

Graphene oxide based complex membrane useful for radioactivity waste water treatment, comprises complex membrane prepared by taking complex membrane of the graphene oxide as a porous carrier pre modified by silane coupling agent.

LI C, WANG C, ZHANG X, WEN J