国家/地区 中国（6）
IPC部 C（6）
IPC大类 C01（6）
IPC小类 C01B（6）
IPC C01B032/19（6）
发明人 LIU T（6）
公开年 2021（3）
申请年 2021（3） 
专利权人 SHANDONG JIN.（3）

Preparing graphene by liquid phase exfoliation, comprises dissolving polyvinylpyrrolidone in anhydrous alcohol, mixing flake graphite powder and concentrated aqueous ammonia or ammonium bicarbonate, mixing mixture of graphite powder and alcohol, and carrying out ultrasonic dispersion treatment.

WEN G, LIU T, WANG X, HUANG M

Preparing graphene by high solid content filter cake for use in organic electronics fields, involves mixing rough graphene powder with water, subjecting to filter pressing, and drying purified graphene filter cake to obtain graphene powder.

HAN W, MA L, REN X, LI L, LIU T, LU G

Graphene oxide pre-expansion furnace, has heating coil fixedly connected on heating ring bracket, heating coil externally provided with heat preservation layer, and material cover connected with furnace body in detachable manner.

HAN W, REN X, LU G, LIU T, LI L

Mass preparation of graphene, involves filter-pressing filter cake obtained by Hummers method, heating to obtain crude graphene powder, adding water to crude graphene powder, mixing and filtering to obtain cake, washing and filtering to obtain purified graphene filter cake, and drying.

LU G, LIU T, LI L, REN X, MA L, HAN W

Obtaining flexible graphene current collectors in batches, by adding flake graphite to concentrated sulfuric acid for pre-oxidation treatment, adding hydrogen peroxide, mixing, rolling graphene powder into paper, annealing and rolling.

CHENG S, MU Z, LIU T

High-concentration graphene dispersion comprises specified amount of graphite, graphene aerogel as anti-settling agent, dispersing agent and solvent.

SONG X, ZHENG Y, SU Y, LIU T