国家/地区 世界知识产权组织（5）
IPC部 B（5） C（5） H（3）
IPC大类 C01（5）
IPC小类 C01B（5） B82Y（4） C09D（3）
C09K（3）
IPC C01B032/196（5）
发明人
公开年 2021（2）
申请年 2020（2） 
专利权人

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

Producing graphene oxide and reduced graphene oxide nanostructured materials used as raw material or nanofiller in chemical technical applications, involves selecting and preparing equipment and reagents.

HERNANDEZ SANCHEZ D, MATA CRUZ I

Preparation of graphene quantum dots of different oxygen content used in fluorescent material, involves dispersing graphene oxide in peroxide solution, mixing dispersion with lye, purifying to obtain powder, and performing gradient elution.

ZHANG L, ZHANG M

Manufacture of graphene quantum dots from carbon source, involves exposing carbon source chosen from coal, coke, biochar, and/or asphalt to solution containing oxidant, and forming graphene quantum dots.

TOUR J M, METZGER A, YE R, MANN J, TOUR J

Producing isolated crystalline graphene, useful for manufacturing an electronic device e.g. programmable logic device, comprises forming a composition comprising magnesium and carbon, and isolating graphene from the composition.

HOSMANE N S, CHAKRABARTI A