国家/地区 中国（11）
IPC部 C（12）
IPC大类 C01（12） B01（3） H01（3）
IPC小类 C01B（12）
IPC C01B032/184（12）
发明人 LI J（12）
公开年 2018（10） 2019（2）
申请年 2018（12）
专利权人 UNIV SHAANXI.（2）

Preparing graphene, involves dispersing carbon source in phosphoric acid aqueous solution, heating, performing solid-liquid separation and drying, where carbon source comprises mixture of graphene oxide and/or graphite oxide.

WANG L, FEI W, LIU Z, LI J

Preparing coal-based graphene comprises mixing e.g. concentrated phosphoric acid with coal-based graphite, filtering, washing, drying, ultrasonic dispersion, mixing with aqueous ammonia and hydrazine hydrate, separating and drying.

LI J, ZHANG Q, GUO T

Preparing three-dimensional porous nitrogen-sulfur doped carbon nanosheet comprises slowly adding homogeneous solution containing trimeric thiocyanate to graphene oxide aqueous solution, dissolving, drying and placing in vacuum environment.

HUANG J, XI Q, LI J, CAO L, WANG C, LI Q, WANG T, LUO X

Preparation of graphene involves mixing copper nitrate, glucose, and sodium chloride, dissolving mixture in water, spray-drying, calcining under protection of argon and hydrogen gas mixture, washing away sodium chloride, and drying.

LI J, HAN T, HE C, ZHAO N, SHI C, LIU E

Preparing graphene hollow fiber comprises e.g. vacuum soaking the polyacrylonitrile fiber or carbon fiber raw material with aqueous solution of iron salt, placing in oven for drying, and performing carbonization.

LIN Q, LI J

Splicing fragment-graphene oxide comprises e.g. adding the metal plate electrode into the prepared degreasing solution, degreasing and then washing polishing agent remains on the surface of the polished metal plate.

WANG X, ZHOU Y, HU X, LI J, BAI W

Preparing polypyrrole/nickel(II) hydroxide sulfonated graphene ternary composite electrode material used as supercapacitor electrode material, comprises taking natural crystalline flake graphite, synthesizing, dispersing and stirring.

LI J, HONG J, LI Z, QI Y, HAO C, WANG X, HUANG C, WU J

Preparing porous graphene material useful for adsorption carrier of metal ions, organic solvent, gas, and loading of metal nanoparticles, comprises mixing graphene-based deposit with an acid solution to obtain porous graphene material.

LI J, LI L, JIA N

Aminated graphene aerogel adsorbent used in adsorbing chromium(IV) ion, comprises three-dimensional porous network structure self-assembled from aminated graphene sheet layer and amino group that does not react with graphene oxide.

WANG X, WEI F, LI J, PEI F, QIN N

Synthesizing graphene-based material for e.g. electrode materials, involves exposing graphene-encapsulated metal nanoparticles comprising graphene shell surrounding metal core to cracking and welding gas composition under preset conditions.

CAI Z, YAN Q, ZHANG J, LI J, MARCOCCIA B S, FREIBERG J D