国家/地区 中国（6）
IPC部 C（6）
IPC大类 C04（6）
IPC小类 C04B（6）
IPC C04B035/524（6）
发明人
公开年 2021（2）
申请年 2019（2） 
专利权人

Modified chopped carbon fibers used for forming carbon-ceramic brake disc, comprise polyacrylonitrile carbon fibers as chopped carbon fibers including surface modification group comprising thiourea group and aromatic ring, and having preset length.

TANG B, ZHU K, ZHOU G, XIANG L

Artificial graphite sheet for use in heat sink, is prepared by laminating several layers of polyimide films and performing carbonization and graphitization treatment, the preparation method of the polyimide film, the preparation method of the polyimide film involves using diamine monomer.

JIN Y, ZHOU Y, YANG C, ZHANG Y

Preparing compact flexible graphene/polystyrene composite heat conducting film involves drying graphene oxide powder, sieving, grinding graphene oxide powder, styrene and zirconium ball, and coating graphene oxide styrene dispersion liquid.

WANG W, SONG X, LIU T, XU X, MA L, XU R, HOU S

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

Preparation of film involves preparing graphene oxide aqueous solution and polyimide precursor solution, mixing, freezing, obtaining graphene oxide/polyamic acid composite sponge, hot-pressing, carbonizing and graphitizing carbon film.

PENG Q, ZHU Y, HE X

Composite material comprises graphene-type carbon layer comprising graphite-type carbon material obtained by thermally decomposing polymer within composition, provided on base material containing resin.

FUKUDA R, IHARA H, NAKASUGA A, NOZATO S, TAKAFUJI M, GANAPATHY H S