国家/地区 美国（2）
IPC部 A（2）
IPC大类 B29（2）
IPC小类 B29D（2）
IPC
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

Golf ball comprises core and cover layer, where cover layer has two half shells fused by ultrasonic welding and compression molding to complete cover molding with dimples, where cover layer has thermoplastic resin or thermoset elastomer.

KIM K J, KIM H J