国家/地区 中国（3）
IPC部 C（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C08K003/04（3）
发明人
公开年 2019（3）
申请年 2019（3） 
专利权人

Preparation of composite material involves coating silicon dioxide-modified graphene oxide on surface of cationic polystyrene microspheres, calcining and reducing obtained composite, mixing with polyvinylidene fluoride and forming film.

GUO H, YANG B, HUANG G, LI Y, LI S, WEN F, XU Q

Semi-conductive shielding material useful for a 220 kV alternating current cable, comprises resin matrix, conductive carbon black, antioxidant, crosslinking agent and modified graphene.

YANG J, TU B, PU D, ZHU C, WEI H, XU J, CHENG M, LUO C, ZHANG L, QIAN Q

Preparation of composite package substrate for LED packaging, involves dispersing graphene oxide quantum dot solution into colloid to obtain composite encapsulation matrix material, coating matrix material on surface of LED, and curing.

RAO H, PENG J, WU Z, GUO Z