国家/地区 中国（2）
IPC部 B（2）
IPC大类 B32（2） C08（2） E04（2）
IPC小类 B32B（2）
IPC B32B033/00（2）
发明人
公开年
申请年
专利权人

Durable and easy-to-clean reinforced composite wooden floor comprises wear-resistant decorative layer, base material layer and balance layer from top to bottom, where wood floor is prepared by e.g. adding dimethylacetamide to reactor, stirring, and adding melamine and paraformaldehyde.

HUANG S, LEI X

Graphene modified polyurethane insulation board comprises first cement heat cloth, graphene modified polyurethane insulation layer and the second cement heat cloth.

WANG Y, KONG X, ZHANG Z