国家/地区 中国（3）
IPC部 C（3）
IPC大类 C01（3） C02（3）
IPC小类 C01B（3）
IPC C02F001/14（3）
发明人 ZHANG P（3）
公开年 2018（2）
申请年 2017（2） 
专利权人 UNIV TSINGHU.（2）

Photothermal conversion material for seawater desalination, sewage treatment, comprises columnar structures spaced apart from one surface of substrate, where material forming substrate and columnar structures having graphene foam.

QU L, ZHANG P, CHENG H

Preparation of graphene solar water cleaning foam for use in sewage purification treatment, involves subjecting graphite powder to oxidation treatment, and mixing aqueous graphene oxide solution with low freezing point solvent.

QU L, CHENG H, ZHANG P

Preparing graphene sheet having vertically oriented film material comprises e.g. preparing graphene oxide solution, and annealing airgel of graphene sheet oriented vertically oriented film material.

QU L, ZHANG P