国家/地区 中国（6） 美国（5） 日本（3） 世界知识产权组织（3） 韩国（2） 台湾（2）
IPC部 C（9） D（3） G（2）
IPC大类 C01（9）
IPC小类 C01B（9）
IPC C01B032/205（9）
发明人 ATKINS C A（2） LINDEMANN G W（2） TARGETT M（2）
公开年 2021（9）
申请年 2019（3）  2020（3）  2021（3） 
专利权人 CARBON HOLDI.（2）

Producing graphene or carbon fiber involves extracting coal sample from location, performing spectral analysis on coal sample to detect hydrogen to carbon ratio of coal sample, concentration of contaminant in coal sample.

TARGETT M, LINDEMANN G W, ATKINS C A

Preparing graphite fibers with graphite microsheets arranged in radial direction, comprises e.g. placing layered structure substrate in high temperature furnace, placing solid carbon-containing precursor, closing furnace, vacuuming, introducing inert gas, heating, and carrying out induced growing.

ZHOU B, LI Z, LI F, GE X

Polyimide graphene composite film prepared by e.g. performing polycondensation reaction of dianhydride monomer and diamine monomer, adding graphene oxide powder, mixing, casting, removing solvent, and imidization.

QUE X, XU Z

Preparation of thermosetting composite material by mixing graphite oxide and urea aqueous solution, ultrasonically vibrating, adding nitric acid to form urea nitrate salts, filtering, drying, mixing with epoxy resin, heating, and hardening.

KUAN H, CHUNG M, MA J, MENG Q

Polyimide/graphene oxide/graphene composite film comprises a polyimide layer, graphene layer, graphene oxide layer sandwiched on the polyimide between the layer and the graphene layer.

LI M, LIU Y, WANG S, GUO Y, LIU Z

Producing graphite useful as thermal radiation materials, such as semiconductor element mounted in electronic apparatuses, such as smartphone, involves heat-treating raw material comprising graphene oxide comprising carbon and oxygen.

NISHIKAWA Y, NISHIKAWA T

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

Elastic heat spreader film used for forming structural component, comprises graphitic film comprising graphitic crystals, and having preset thermal conductivity, electroconductivity and physical density, and elastomer or rubber.

LIN Y, JANG B Z, ZHANG B, JEAN B

Graphite sheet useful for electronic device, has thermal conductivity in plane direction, and thermal conductivity in thickness direction.

KIM K S, WON D Y, CHOI J Y, CUI Z, YUAN D, JIN J