国家/地区 中国（2） 美国（2）
IPC部 A（5）
IPC大类 B29（5） C08（3） A63（2）
B32（2）
IPC小类 B29D（5）
IPC B29D035/12（2） C08J005/18（2） C08J009/04（2）
发明人
公开年 2021（5）
申请年 2021（3）  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

Windshield wiper graphene oxide induced rubber blade for wiper systems of vehicles, ha second rubber that are arranged at angle with first rubber with internal edges of second rubber making angle with mid rib of first rubber.

JAIN P, SHARMA A, SING A

Production device for lightweight and wear-resistant indoor cotton shoes, has pressing plate installed at end of piston rod of lifting cylinder, and guide seat fixedly installed at bottom of inner cavity of grinding chamber.

GAO L, JIANG Y, ZHANG S, GAO X, WANG J

Shock-absorbing slow-elastic sports mat comprises a shock-absorbing slow-elastic material layer, tear-resistant pound cloth, natural rubber layer, where tear-resistant weighing cloth arranged between shock-absorbing elastic material layer.

WENG 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