国家/地区
IPC部 B（3）
IPC大类 B32（3）
IPC小类 B32B（3）
IPC C09D007/61（3）
发明人
公开年 2021（3）
申请年 2020（3） 
专利权人

Water and gas barrier coating for use in e.g. buildings to provide protection, decoration, antifouling, marking, insulation and other functions, comprises polymer and graphene.

HSU C L

Snow melting pavement construction of road by cutting surface of road pavement to form installation surface, winding prepared planar heating composite sheet, installing on installation surface, and repackaging ascon on composite sheet.

OK C, OCK C

Preparing wall paper with air absorption and purification effect, comprises e.g. adding polyethylene glycol and epoxy resin into the reaction container, heating, reacting, adding catalyst and heating.

DONG Y