国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01J（4） B01D（2） C05G（2）
IPC B01J020/30（4）
发明人
公开年 2021（2）
申请年 2021（2） 
专利权人

Preparing modified graphene useful e.g. for lead ion adsorbent to promote plant growth and improve soil quality, comprises e.g. dispersing graphene oxide in de-ionized water, adding phosphatidylserine, stirring, reacting, washing and drying.

UNANNOUNCED I

Preparing nano carbon dioxide capture agent useful as fertilizer or in fertilizer for enhancing plant photosynthesis, comprises preparing organic modified mineral soil and modified chitosan solution and chitosan and graphene oxide powder.

SU B, SU W

Graphene soil modifier comprises biomass fertilizer, microbial agents, grapheme, bentonite, humic acid, bagasse charcoal, chelating agent, activated carbon and carbon nanotubes.

HU Y, ZHOU G, BIAN G

Removing heavy metals from amino acid in fish meal involves preparing graphene modified nano crystalline cellulose which is added at certain temperature, and then cleaning with ethanol and de-ionized water.

YANG L, OUYANG X, JIN H, XU Y