国家/地区 中国（3）
IPC部 B（3）
IPC大类 B82（3）
IPC小类 B82Y（3）
IPC B82Y030/00（3）
发明人
公开年 2022（2）
申请年
专利权人

Preparation method of mesoporous metal oxide-graphene composite nanosheet, comprises e.g. taking mixed aqueous solution of graphene oxide aqueous solution, metal salt and sodium nitrate, mixing, stirring, freeze-drying, annealing, washing, and drying.

WANG S, SONG M, HUANG Y, YANG Z, QIN J

Utilizing waste sulfuric acid and washing waste water in preparation process of graphene oxide, involves conveying filtered waste sulfuric acid into reactor, stirring, conveying barium carbonate slurry, reacting, aging, filtering, adjusting pH, adding potassium permanganate, stirring and filtering.

GONG W, CAO A, LIU T, SONG X, HOU S, WANG W

Graphite composite material useful as catalyst for oxygen reduction reaction in fuel cell, includes core material including nanosheet materials and graphite nanoparticles, and carbon layer coated on surface of core material.

ZHOU H, LI Z, LIU F, REN J, HE X