国家/地区 中国（6）
IPC部 C（6）
IPC大类 C01（6）
IPC小类 C01B（6）
IPC C01B032/186（2） C01B032/194（2）
发明人 LI X（2） LIU C（2） QING F（2）
公开年 2019（5）
申请年 2019（6）
专利权人 UNIV CHINA ELECTRONIC SCI TECHNOLOGY（6）

Preparation of graphene oxide used for preparing reduced graphene involves foaming squamous graphite powder using concentrated sulfuric acid, adding e.g. sulfate and potassium permanganate, heating, adding hydrogen peroxide, and heating.

LIU Y, SHUAI S, ZHAO C, HAO J

Silicon-based graphene nanoconvex structure comprises substrate comprising single crystal silicon lower layer and silicon dioxide upper layer with granular protrusions, and graphene covered on substrate.

FAN N, PENG B, GUO J, LIU C, WANG Q

Transferring a suspended graphene by fixing a mask material on metal substrate with graphene by chemical vapor deposition, and vapor depositing metal over the graphene, removing metal mask material in etching solution, washing and drying.

LI X, NIU Y, QING F, LIU C

Method of transferring graphene film, involves uniformly coating polymethyl methacrylate (PMMA) on metal substrate, etching metal in structural layer A, and covering structural layer B on metal substrate newly grown with target graphene.

SHEN C, LI X, QING F

Preparation of three-dimensional graphene for, e.g. supercapacitor cathode, involves mixing graphene oxide with flaky graphite as absorbing additive, and obtaining black, light and fluffy graphene powder by microwave heating.

XUE W, ZHAO R, SHI X

Preparation of composite package substrate for LED packaging, involves dispersing graphene oxide quantum dot solution into colloid to obtain composite encapsulation matrix material, coating matrix material on surface of LED, and curing.

RAO H, PENG J, WU Z, GUO Z