国家/地区 中国（3）
IPC部 A（3）
IPC大类 B01（3） A01（2）
IPC小类 B01J（3）
IPC B01J020/20（2）
发明人 ZHANG C（3）
公开年
申请年
专利权人

Preparing graphene quantum dots/cerium-2-methyl imidazole photocatalytic bactericide usfeul for processing wastewater containing Escherichia coli, comprises e.g. hydrothermally reacting starch suspension, and dispersing cerium salt in water.

JIAN Y, CAO Y, ZHU J, MAO H, HE Q, WANG Q, ZHANG C

Preparing modified graphene sponge comprises e.g. preparing nano silver/graphene suspension, then adding ethylenediamine and aqueous ammonia to nano silver/graphene suspension, and stirring well.

ZHANG C

Preparation of graphene-nano zinc oxide composite photocatalytic material for adsorption and degradation of nitrosamine involves placing natural graphite in concentrated sulfuric acid and adding potassium persulfate.

SUN Z, YANG Z, ZHOU J, ZHANG C, XU T, ZHENG X