国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01J（3）
IPC C02F001/30（3）
发明人 ZHANG C（3）
公开年 2018（2）
申请年 2018（2） 
专利权人 UNIV HENAN S.（2）

Preparing sulfonated graphene oxide useful for photocatalytic degradation of organic pollutant, comprises mixing graphene oxide and sulfamic acid, transferring to container, heating under condition of protective gas, reacting, removing out mixture, washing with water, and drying.

SHENG H, SHEN Q, ZHANG C

Preparation of flaky agglomerated small spherical nano tungsten trioxide powder for photocatalytic process, involves mixing ammonium metatungstate and graphene oxide solution, freezing, freeze-drying, heat-preserving and calcining.

WEI S, PAN K, ZHAO Y, ZHANG C, MAO F, CHEN C, XU L, ZHOU Y, LI X, WANG F, YANG Y, WANG C

Preparation of nano molybdenum trioxide powder for photocatalytic degradation, involves mixing ammonium tetramolybdate and graphene oxide solution, freezing with liquid nitrogen, freeze-drying, heat-preserving and calcining in furnace.

WEI S, PAN K, ZHAO Y, XU L, ZHANG C, MAO F, CHEN C, ZHOU Y, LI X, WANG F, YANG Y, WANG C