国家/地区 中国（12）
IPC部 C（12）
IPC大类 C01（12） B01（2）
IPC小类 C01B（12）
IPC C01B032/19（6） C01B032/194（2）
发明人 ZHANG L（12）
公开年 2021（12）
申请年 2020（12）
专利权人 SINOSTEEL NA.（4） SINOSTEEL NE.（2）

Natural sulfide ore base carbon composite material used as cathode active material of sodium ion battery is prepared by natural sulfide ore and carbon source, where natural sulfide ore is transition metal sulfide ore mineral.

HU Y, SUN W, ZHANG L, ZHAO W, GE P

Preparing graphene from graphite comprises e.g. mixing layered graphite or expanded graphite and dispersant aqueous solution, then carrying out electrochemical reaction to generate hydroxy free radicals, peeling and filtering.

ZHANG L, DU W, CUI Y

Graphene heating film useful in electric heating components, comprises graphene ink layer comprising graphene, auxiliary agent, conductive filler with high length-diameter ratio and dispersing medium including low boiling point solvent.

ZHENG L, XU L, WU L, ZHANG L, MIAO J, ZHANG X

Preparing graphene powder material useful as additive material, comprises preparing vertical graphene array on copper foil, passing through spray area of polymethyl methacrylate, and separating graphene suspension by filtration and grinding.

ZHANG L, YE Q, WANG X

Device for preparing graphene, has electrolytic tank whose lower end is provided with discharging port, and temperature control groove whose lower end is provided with bracket.

SHEN B, CHEN J, PEI X, LUO Y, YANG X, ZHANG L, TANG F, ZHU Y

Device for continuously preparing graphene aerogel comprises stirring cavity, freezing cavity and heating cavity, where upper end of stirring cavity is provided with sealing cover provided with liquid inlet pipe and feeding pipe.

ZHANG J, CHEN J, PEI X, LUO Y, YANG X, ZHANG L, TANG F, ZHU Y

Inter-embedded generation method of multifunctional nanoparticles by roughening carrier particles, cleaning, performing surface modification, refluxing, distilling, ball milling graphene powder and chitin powder, homogenizing and milling.

SUN W, KONG X, ZHANG L

Preparing 2-dimentional nitrogen rich graphene-based porous conjugated network polymer-cobalt oxide composite material, comprises loading multivalent cobalt oxide on nitrogen rich graphene-based porous conjugated network polymer.

TANG C, CHEN J, ZHANG L, LI Q, YIN J, LIU X, LI Y

Preparing three-dimensional porous carbon with individual lattice structure based on 3D printing comprises e.g. using computer three-dimensional software to design lattice units, arranging and stacking according to final required shape.

LI J, GUO S, GUO Y, WANG C, ZHANG L

Preparation of graphene additive for industrial lubricating oil, involves preparing graphene by stripping green solvent formed by static action of organic cation and inorganic anion.

LU Z, LIN B, LI D, LUO J, ZHANG G, ZHANG L, WAN X, FAN X