国家/地区 美国（8）
IPC部 C（8）
IPC大类 C01（8）
IPC小类 C01B（8）
IPC C01B032/184（5） D01F009/12（5） C01B032/19（4）
C01B032/198（4） C01B032/182（3） D01D005/06（3）
D01D010/02（3） D01F009/15（3） C01B032/05（2）
C01B032/192（2） C01B032/194（2） C01B032/225（2）
C01B032/23（2） D01D001/02（2） D01F001/10（2）
发明人 ATKINS C A（2） LINDEMANN G W（2）
公开年 2021（7）
申请年 2020（8）
专利权人 CARBON HOLDI.（2）

Preparing graphene based on mixed inorganic acid solvent by e.g. pre-treating raw material graphite powder, preparing mixed inorganic acid solvent, performing graphene peeling treatment, and extracting graphene product from graphene mixture.

QIAN X, MA C

Preparing carbon fibers used in article involves converting coal to low-softening point carbon pitch, extruding the pitch into carbon fibers, adding graphite/graphene sheath to the carbon fibers and calcining the carbon fibers, in which the pitch has high oxygen content.

STILLER A H

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

Two-dimensional nanomaterial fiber useful in electronic devices comprises two-dimensional nanomaterials oriented in longitudinal direction, and plate-shaped fibrous cross section formed by layer-to-layer stacking of nanomaterials.

KIM S, JUNG H J, KIM S O

Producing reduced graphene oxide from coal by thermally processing coal, oxidizing thermally processed coal to form coal oxide, and forming reduced graphene oxide comprising impurity atoms from coal oxide.

ATKINS C A, LINDEMANN G W, TARGETT M

New graphene oxide used for preparing conductive graphene fibers contains oxygen-containing functional group e.g. epoxy or hydroxy on surface, but no surface oxygen-containing functional group e.g. lactol or carboxy.

HAN J T, KIM J H, CHO J Y, LEE G W, PARK J H, SEO S H, JEONG S Y, JEONG H J, HAN J, KIM J, LEE G, CHO J, JEONG S, SEO S, JUNG S Y, CHUNG H J

Nanofibers comprise reduced graphene oxide sheets or graphene oxide sheets overlapped back and forth along fiber axis, and size of reduced graphene oxide sheets or graphene oxide sheets curled along circumferential direction.

GAO C, WANG J

Forming life science device comprises extracting amount of graphene from coal and forming.

ATKINS C A, LINDEMANN G W