国家/地区 美国（6） 世界知识产权组织（4） 中国（3） 韩国（3） 加拿大（2） 欧洲专利局（EPO）（2）
IPC部 C（7）
IPC大类 C01（7）
IPC小类 C01B（7）
IPC C01B032/225（7）
发明人
公开年 2021（7）
申请年 2020（5） 
专利权人

Manufacture of graphene compound for manufacturing secondary battery, involves e.g. adding graphite into solution containing sulfuric acid, washing graphite with aqueous solution containing sulfate, and performing ultrasonic treatment.

TSURUTA A, YAMAKAJI M, MIWA T, OGUNI T, YONEDA Y

Method for producing multi-layered functionalized graphene oxide paper, involves drying aqueous suspension, annealing multi-layered graphene oxide material prior to surface grating to provide multi-layered reduced graphene oxide material.

AWAJA F, SPERANZA G, AWAZA F

Dry graphene powder composition used in graphene ink used in two- or three-dimensional printing comprises pristine graphene flakes non-covalently functionalized with polymeric amphiphilic molecules.

TRAN T S, ROY CHOUDHURY N, DUTTA N, ROY C N, AWARD T, ROICHOUDURINAMITA, DUTANABA, DUTA N

Anode used for alkali metal battery, comprises multiple porous graphene balls comprising graphene sheets, and multiple particles or coating of lithium-attracting metal or sodium-attracting metal having preset thickness.

JANG B Z, CHANG H, ZHAMU A, ARUNA J A, JEAN B, ZHANG B, ZHANG H

Method for providing continuous production of exfoliated two-dimensional (2D) material, involves passing two dimensional (2D) material in fluid through convergent-divergent nozzle to exfoliate 2D material before 2D material intercalates.

RIZVI S R, NGUYEN E P N, KANER R B

Plasma exfoliated graphite material used for power battery, has lamellar structure.

LI X, WANG Y, QIAO Q, PING G, GAO C, LIANG Y

Providing hydrogenated sp2 carbon allotrope involves providing hydrogenated sp2 carbon allotrope, and then releasing hydrogen gas from carbon allotrope.

BALDWIN J W, MORSE J R, ZUGELL D A, MATIS B R, WILLAUER H D, GANGEMI N T, HOUSTON B