国家/地区 中国（5） 世界知识产权组织（4） 美国（3）
IPC部 C（11）
IPC大类 C01（11） C09（2） C11（2）
H01（2）
IPC小类 C01B（11）
IPC C01B032/225（11）
发明人 SCHULTZ M A（2）
公开年 2022（7） 2023（4）
申请年 2022（11）
专利权人 TURTLE WAX I.（2）

Producing and depositing graphene film on anode involves creating graphite dispersion, electrostatically charging graphene dispersion by addition of organic amine salt, and applying conductive graphene film to anode by electrophoretic deposition.

WEIJIA L, GONG S

Sinking and expanding device for preparing graphene, has roller and cylindrical side wall of cloth bag are pressed and contact so that rolling shaft drives cloth bag to rotate.

XIE G, XIA L, BAI Y

Preparing conductive and thermally conductive graphite film comprises e.g. mixing weakly oxidized graphite without metal ion and graphene oxide aqueous solution, suction filtering mixed solution, drying and pressing to obtain composite film and subjecting to high-temperature graphitization treatment.

CHEN N, LUO Y, GANG Z, CHEN F, SHEN P

Preparing water-based graphene dispersion using shear stabilization used in spray painting, coatings, automotive wax and architectural coating, involves forming aqueous mixture comprising water, graphene powder, and water dispersible rheology agent, and aqueous mixture further comprises surfactant.

SCHULTZ M A

Graphene material used in substrate for sustained release of non-aqueous component, having specific total porosity and open porosity.

MURAMATSU K, TAKAHASHI K, IWATA H, SUTANI K, YABUMOTO H, IWATA E

Preparing aqueous-based graphene dispersion using shear stabilization used in car care product, involves providing composition comprising water, graphene powder, super wetter surfactant and water dispersible rheology agent to obtain aqueous mixture, shearing aqueous mixture to break down graphene.

SCHULTZ M A

Preparing graphene with large sheet diameter and high conductivity, comprises e.g. adding graphite, concentrated sulfuric acid and expansion agent into reaction vessel, mixing evenly, statically expanding, reacting, adding peeling aid, peeling filtering, washing and drying.

LIU B, PENG T, WANG Y, SUN H

Producing graphene from spent lithium-ion battery, by applying acid leaching solution to anode of lithium-ion battery to produce expanded graphite, applying hydrothermal process to expanded graphite and subjecting purified graphite to shear mixing contemporaneously combined with hydrogen passivation.

LI X, ZHOU Y, GAO Z

Producing graphene comprises mixing expanded graphite in liquid to provide mixture, and exfoliating expanded graphite by exposing mixture to high shear mixing assembly.

BOHM H L M, BOHM S

Using mixed reaction liquid of oxidized graphite and alkene to prepare graphite, involves obtaining semi-finished product of the oxidized graphene diluting the product with water, and calculating concentration of sulfuric acid in slurry.

WU Q, XIAO W, MO D, LIU M, WANG X