国家/地区
IPC部 B（2）
IPC大类 B29（2）
IPC小类 B29B（2）
IPC C08J005/18（2）
发明人
公开年 2021（2）
申请年 2020（2）
专利权人

Manufacturing laminated polyester film for e.g. tape, by mixing mechanically recycled polyester pellet and chemically recycled polyester pellet containing electrostatic adhesion additive, melting, forming polyester film layer and laminating.

LIAO T, YANG W, YANG C, HSIAO C, YUAN C

Preparation black masterbatch comprises preparing using twin-screw extruder, conventional kneading blocks, conveying blocks, special multi-head kneading thread element, and toothed disk.

LIAO G, LIU Y, LIN X, JIA L, LI Z, CHEN X