国家/地区 中国（2）
IPC部 B（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C01B032/198（2）
发明人
公开年 2018（2）
申请年 2017（2） 
专利权人

Preparation of nanocomposite material useful for e.g. adsorbing calcium and magnesium ions in water, involves weighing modified nano-graphene oxide/manganese dioxide composite, sodium silicate and diethylenetriamine and grinding.

WANG M, LIU Z

Preparation of graphene oxide for manufacturing tire tread, involves adding graphite, sulfuric acid, peroxide and perchlorate to reactor, heating, centrifuging to obtain suspension, washing obtained suspension, filtering and drying filtrate.

XU J