国家/地区 中国（3）
IPC部 B（3）
IPC大类 B29（3）
IPC小类 B29C（3）
IPC B29C048/92（3）
发明人
公开年
申请年 2020（2） 
专利权人

Biaxial orientation crystalline polymer continuous processing forming device, useful in plastic pipe production, processing field has multi-stage temperature control conical orientation device, and extruder head provided with extrusion die and extrusion core die.

ZHANG Y, DU B, SHI X, WU B, HOU S, LU X, YE L, CHEN S, ZHAO X, CAI Y

Coated polyamide film used for aluminum-plastic composite film flexible package, comprises coating layer that is formed by coating surface of polyamide substrate layer with acrylic coating liquid including silicone-modified acrylic resin, crosslinked polymethylmethacrylate powder and water.

LIU Y

Preparing a biaxially oriented polypropylene antistatic stretch film involves obtaining intermediate layer raw material by blending and extruding polypropylene through a twin-screw extruder and selecting graphene oxide.

WENG X, TIE W