国家/地区 中国（3）
IPC部 B（3） C（3）
IPC大类 B01（3） C01（3）
IPC小类 B01D（3）
IPC C01B032/23（3）
发明人
公开年
申请年 2020（2） 
专利权人

Making graphene oxide from kish graphite comprises e.g. provision of kish graphite, pre-treating kish graphite, intercalation graphite with persulfate salt and acid, expansion of intercalated graphite and oxidatizing expanded kish graphite.

VU T T, SUAREZ SANCHEZ R, SUAREZ S R, VU T, SANCHEZ R S

Preparing solid material graphene oxide useful for adsorbing carbon dioxide, comprises e.g. dispersing flake graphite in concentrated nitric acid, stirring, adding potassium permanganate, adding hydrogen peroxide, heating, and refluxing.

YANG F, ZHANG K, LIAO M, LIANG H, CHEN J, FU J, ZHU X

Removing urea from biological fluids, comprises e.g. contacting fluid comprising urea with mass of graphene-based material particles, and sorbing portion of urea into or onto graphene-based material particles.

NATAN M J, KYRLIDIS A