国家/地区 中国（9）
IPC部 C（9）
IPC大类 C01（9） H01（3） B01（2）
IPC小类 C01D（9）
IPC C01B032/194（2） C01D017/00（2） C01G045/00（2）
H01M004/505（2） H01M004/525（2） H01M004/583（2）
发明人
公开年 2021（6） 2020（2）
申请年 2020（9）
专利权人

Preparing lithium-ion selective adsorption film useful as a lithium-ion adsorbent, comprises e.g. preparing graphene oxide suspension and graphene oxide film by a drop coating, a suction filtration and a spin coating and subjecting to high temperature thermal reduction treatment.

FANG H

Recovering lithium precursor by preparing cathode active material mixture containing lithium composite oxide, forming pre-precursor mixture including lithium oxide by reacting cathode active material mixture and separating by washing.

HONG S J, KIM J M, SON S R, HA D W, HONGSEOKJOON, KIM J, SOHN S, HE D, SUN C, HONG X

Resource utilizing of waste salt in preparing graphene oxide comprises e.g. using water for dissolving waste salt, adding ammonium bicarbonate to salt-containing solution for neutralizing, and detecting end point of sedimentation reaction.

QI L, GUO N, DING Z, QU Y

Preparing low-temperature planetary ball-milled sodium chloride particles, by charging sodium chloride to ball milling tank, adding grinding balls, introducing dry inert gas, separating grinding balls and ball-milled material, and screening.

MENG Q, WANG X, WANG Y, FENG Y, LIU D, ZHOU Z, ZHANG Y, WANG S, HAN S

Microgranulation of aggregating precursor particles used as graphite particulate, involves preparing mixture comprising amounts of precursor particles and templating media, and subjecting mixture to high shear and high pressure application.

OBROVAC M, ZHENG L, GARAYT M, MARK O P, UP T, MATTHEW G

Device for preparing fluorinated graphene by-product high-purity lithium fluoride, has supporting ring whose side is fixedly connected with pull rod and provided with drying container, where top end of drying container is provided with shielding mechanism.

WANG T

Preparing ruthenium(IV) oxide hydrate/graphene composite nano electrode material comprises e.g. adding ruthenium source into deionized water, mixing, adding single-layer graphene, adding urea and sodium hydroxide, heating and calcining.

WANG L, ZHAO Y, SU L, WU H, XU Q

Environment friendly preparation of graphene comprises mixing natural flake graphite, hydroiodic acid and succinic acid, adding potassium ferrate, filtering, washing with potassium carbonate and distilled water and reusing waste water.

YANG J

Preparing graphene oxide nano-volume comprises preparing graphene oxide sponge by liquid-phase stripping method and freeze-drying method, ultrasonically dispersing in deionized water and acidifying carbon nanotubes.

WU X, YAO Y, QIN W, LU S, LI Y