国家/地区 中国（16）
IPC部 B（16）
IPC大类 B01（16）
IPC小类 B01J（16）
IPC B01J020/30（16）
发明人 DONG M（2） LI J（2） LIU Z（2）
LOU Z（2） WU Z（2） XIONG Y（2）
XU S（2） ZHANG Y（2）
公开年 2021（5） 2022（4） 2023（3） 2020（2）
申请年 2021（5）  2022（5）  2020（3） 
专利权人 QINGHAI INST.（2） UNIV LIAONIN.（2）

Recycling nickel cobalt catalyst comprises soaking waste catalyst with nickel and cobalt in sulfuric acid, adding chitosan-graphene porous adsorption material, adsorbing amine, heating, adsorbing nickel-cobalt ions, replacing cobalt ions adsorbed by nickel ions, and separating nickel-cobalt ions.

ZHANG J, XU S, YANG Z, ZHOU S, XU Y

Adsorbent useful for recycling noble metal, comprises nitrogen-doped graphene-silicon dioxide hybrid material, where the nitrogen-doped graphene- silicon dioxide hybrid material includes nitrogen doped-silicon dioxide graphene material.

ZHANG L, LIU J

Preparing graphene oxide functionalized metal organic framework useful for measuring concentration of gallium ions, adding zirconium tetrachloride and 2-amino-1,4-phthalic acid, placing in hydrothermal reaction kettle, washing with N,N-dimethylformamide and absolute ethanol, and centrifuging.

SHI J, FANG H, XU S, ZHOU C, LI W

Preparing ion imprinted material useful for adsorbing lithium-ion, comprises e.g. grafting amino groups on graphene oxide silica gel, performing double bond modification, placing phosphate-based graphene oxide silica gel in lithium ion solution to graft lithium ions, and polymerizing.

ZHENG Y, XING E, DING T, ZHENG M

Preparing fine-grained high-purity oxygen-free copper plate comprises e.g. cleaning hearth of electron beam cooling bed smelting furnace, heating hot-pressed slab, milling milled hot-rolled billet up and down, annealing semi-finished sheet material, and cutting according to product shape.

WANG W, WANG C, LIU X, LIU Q, ZHOU B, WANG J, SUN J, LIANG X, WANG Q

Preparing amino-rich polyacrylonitrile-based nanocomposite fiber film used for removing and recycling gold, involves mixing N,N dimethylformamide dispersion of graphene oxide and the N,N-dimethylformamide solution of hyperbranched polyethyleneimine and performing amidation reaction.

ZHONG X, MENG W, YANG H, SHI X, LI X, LI T, MA Y

Preparing MXene/GO/NbFeB hydrogel used as adsorption-reducing agent, involves forming MXene aqueous solution in aqueous solution, adding graphene oxide into MXene aqueous solution to obtain mixed solution, which further ultrasonically mixed and placed mixture in water bath for multiple hours.

REN J, MA J

Preparing carbon-based lithium adsorption electrode for liquid lithium resource extraction comprises adding the lithium ion sieve adsorption powder, conductive filler and carbon precursor into polymer solution, mixing, coating on electrode supporting material and drying.

WU Z, NIE G, YE X, LIU Z, LUO Q, LIU H, LI J, DONG M

Preparation of ordered sheet layer polyamidoxime oxidation graphene composite material used for extracting uranium from seawater, involves mixing polyamidoxime alkaline solution and graphene oxide aqueous solution, freezing and drying.

CHEN M, WANG N, ZHANG R, LIU T

Preparation of lithium ion sieve adsorbent particles for extracting liquid lithium resources, involves mixing adsorption powder and polymer, soaking mixture in crosslinking agent, drying, and soaking dried particles in crosslinking agent.

WU Z, GE F, HUO Y, QIAN Z, LIU Z, LI J, DONG M