国家/地区 世界知识产权组织（2）
IPC部 B（2）
IPC大类
IPC小类
IPC
发明人 CHANG C（2）
公开年
申请年
专利权人 HEWLETTPACKARD DEV CO LP（2）

Multilayer coating used for e.g. portable electronic, comprises coating layer comprising calcium silicate with hexagonal boron nitride and/or graphene, and intermediate layer which is arranged between coating layer and substrate.

KASHYAP C, WU K, CHANG C

Multi-layered sheet for use as housing for electronic devices, has graphene-based barrier coating that includes specified amount of graphene and is formed on micro-arc oxidized layers and has prescribed thickness.

WU K, CHANG C, CHEN W