国家/地区 中国（7）
IPC部 C（7） H（4） B（2）
IPC大类 C01（7） H01（3） B22（2）
IPC小类 C01B（7）
IPC C01B032/194（7）
发明人 WANG X（7）
公开年 2023（7）
申请年 2022（6） 
专利权人

Preparation method of graphene-interface phase core-shell network titanium matrix composite material used in aircraft engine, involves sintering titanium-based material and high-purity graphite ball after mixing powder to obtain composite material.

WANG X, LIU M, LI S, WANG L, ZHANG L, QU L, CUI B, WANG Y, DU Q, SUN Y, LI A

Evaluating number of graphene layers comprises e.g. coating graphene mixed slurry on copper foil, drying, preparing button battery with dried copper foil as electrode sheet of current collector, and estimating number of graphene layers of graphene powder according to charge-discharge curve.

LIU Y, WANG B, SUN L, ZHOU L, SHI X, WANG X, LI B

Preparation of lithium-iron phosphate battery positive electrode slurry involves mixing carbon-coated graphene-based lithium-iron phosphate, conductive carbon black, polyvinylidene fluoride binder and trifluoromethyl hyperbranched binder.

LIANG X, WANG Z, WANG X, WU Y, SHENG Y, GUO Z, ZHU F, MA L, LI H

Preparing nano-copper/graphene composite coating using pulse brush plating technology comprises e.g. sensitizing the graphene surface, preparing the suspension, adding surfactant, performing electroless copper plating, ultrasonically stirring, and adopting brush plating solution to prepare coating.

WANG J, QIAO Y, WANG X, LIU S, ZOU Y, ZHAO G

Preparing a sponge nickel-loaded nitrogen and fluorine double-doped vertical graphene useful in e.g. preparing anode and cathode materials for lithium-sulfur batteries, comprises e.g. obtaining Ni(AC)2 aqueous solution, adding N2H4H2O and mixing to obtain reaction solution.

TU J, WANG X, QIU Z, XIA X

Preparing fluorinated graphene used as composite heat-conducting film, involves uniformly mixing oxidized graphene with polyvinylidene fluoride, calcining under protection of inert gas, and carrying out fluorination reaction.

GUO S, WANG X, ZHANG L, LIU Y, YUAN X, ZHANG G, HUO J

Preparing graphene oxide involves mixing graphite, sulfuric acid and potassium permanganate to obtain liquid, performing first and second filtering treatment to remove manganese and potassium ion, subjecting primary filter cake and filter liquid to secondary treatment and performing third treatment.

HUANG Y, LI Z, YE X, LIANG Y, WANG X, ZHAO X, YANG M