国家/地区 中国（3） 美国（3） 台湾（2）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B032/196（4）
发明人 ZHANG L（4）
公开年 2022（3）
申请年
专利权人 HON HAI PREC.（2） UNIV TSINGHU.（2）

Preparing graphene powder used as additive material in field field-effect transistor integrated circuit, single molecule detector and transparent conductive film, involves using chemical vapor deposition process to grow graphene on the mixture of magnesium oxide powder and copper powder.

ZHUANG Y, GAO X, FU X, LI L, YANG Q, WANG Y, ZHANG L

Preparation of graphene involves growing graphene film on growth substrate, setting viscose layer on surface of graphene film, removing growth substrate and using water or cleaning organic solvent, and etching away from surface film.

FAN S, LI Q, JIN Y, ZHANG L, ZHANG T

Preparing graphene nanoribbon composite structure, comprises e.g. providing substrate comprising protrusions arranged at intervals, growing graphene film on growth substrate, and setting adhesive layer on surface of graphene film.

ZHANG T, ZHANG L, JIN Y, LI Q, FAN S

Preparation of graphene quantum dots of different oxygen content used in fluorescent material, involves dispersing graphene oxide in peroxide solution, mixing dispersion with lye, purifying to obtain powder, and performing gradient elution.

ZHANG L, ZHANG M