国家/地区 中国（3）
IPC部 B（3）
IPC大类 B29（3）
IPC小类 B29C（3）
IPC C08K003/04（3）
发明人
公开年 2021（3）
申请年 2020（3）
专利权人

Conductive two-color connector is mainly made by injection molding of internal conductive materials and external light-transmitting materials.

SHI S, MA T

Super-barrier thermoplastic polyurethane film used for e.g. automobile interior trim and food packaging material, comprises thermoplastic polyurethane film layer, barrier layer containing inorganic particles, and bio-based barrier layer.

HE J, YANG B

Special foam board for food packaging, is prepared by stirring polycarbonate, polysulfone resin and polyurethane, adding carbon black, graphene, asbestos and chitosan quaternary ammonium salt, crushing, heating with bamboo fiber and foaming.

YAO D