国家/地区 中国（4） 欧洲专利局（EPO）（2） 日本（2） 韩国（2） 台湾（2） 美国（2） 世界知识产权组织（2）
IPC部 B（4）
IPC大类 C09（4）
IPC小类 C09D（4）
IPC C01B031/02（2） C09D007/12（2） H04M001/18（2）
H05K007/20（2）
发明人
公开年
申请年 2021（2） 
专利权人

Multifunctional mobile phone shell, has back plate assembly comprising super-fibre layer, heat-conducting silica gel layer, graphene layer and ventilating layer which are orderly laminated and overlapped from top to bottom.

FENG X

Producing 3D printing mobile phone backboard comprises e.g. transferring target texture to outer surface of plane shell, forming coating layer on target texture of plane shell, carrying out high pressure forming, performing 3D printing processing, printing, and carrying out fine carving.

ZHANG L, WU J

Graphite-type carbon raw material used as graphene precursor, has rhombohedral system graphite layer and hexagonal system graphite layer in ratio more than preset value, as measured using peak intensities specific planes of layers.

HASEGAWA S, KAMIYA N, SHOJI H, NAGISA K, HASEGAWA SHOJI, KAMIYA NAGISA, SHEN Y

Manufacture of electromagnetic-wave-absorption film for e.g. personal computer, involves coating organic-solvent dispersion liquid comprising graphene microparticles and binder resin on surface of plastic film, and drying coated film.

KAGAWA S, SEIJI K