国家/地区 中国（5） 日本（2） 韩国（2） 台湾（2） 美国（2） 世界知识产权组织（2）
IPC部 C（6）
IPC大类 C01（6）
IPC小类 C01B（6）
IPC C01B032/205（6）
发明人
公开年 2021（3） 2019（2）
申请年 2019（6）
专利权人

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

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

Preparing graphene reinforced polyimide composite film comprises e.g. stirring to react potassium permanganate, reducing residual oxidant using hydrogen peroxide, and washing filter cake to remove moisture to obtain graphene oxide precursor.

JI Y, QING S

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

Preparing highly thermally conductive graphite film inducedpolyimide orientation crystallization involves using graphene and polyimide composite material as graphite film precursors in process of high-temperature carbonization.

CAO C, LI W, ZHOU G, LIN J