国家/地区 中国（3）
IPC部 B（3）
IPC大类 B29（3） C08（3） C09（2）
IPC小类 B29C（3）
IPC B29C048/08（3）
发明人 CHEN H（2） LIN J（2） WANG G（2）
XIONG Z（2）
公开年 2021（3）
申请年 2020（3）
专利权人 GUANGDONG AN.（2）

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 polypropylene film layer having enhanced bonding performance, comprises e.g. uniformly mixing bonding layer, core layer and heat-sealing layer, melting and plasticizing in three extruding machine and casting.

CHEN H, WANG G, LIN J, XIONG Z

Preparation of polypropylene film used for reducing cracks in cold punching process includes mixing components in adhesive layer, core layer and heat seal layer, granulating, melt plasticizing and casting film for cooling and forming.

WANG G, CHEN H, LIN J, XIONG Z