发明公开
- 专利标题: BLACK POLYESTER FILM
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申请号: US18626037申请日: 2024-04-03
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公开(公告)号: US20240247117A1公开(公告)日: 2024-07-25
- 发明人: TE-CHAO LIAO , Wen-Cheng Yang , CHUN-CHENG YANG , Chia-Yen Hsiao , CHING-YAO YUAN
- 申请人: NAN YA PLASTICS CORPORATION
- 申请人地址: TW TAIPEI
- 专利权人: NAN YA PLASTICS CORPORATION
- 当前专利权人: NAN YA PLASTICS CORPORATION
- 当前专利权人地址: TW TAIPEI
- 优先权: TW 9114092 2020.04.28
- 分案原申请号: US17197402 2021.03.10
- 主分类号: C08J5/18
- IPC分类号: C08J5/18 ; B29C48/00 ; B29C48/08 ; C08G63/183 ; C08J3/12 ; C08J3/20 ; C08J11/06 ; C08J11/10 ; C08K3/04 ; C08K3/22 ; C08K3/26 ; C08K3/30 ; C08K3/36 ; C08K5/098 ; C08L25/06 ; C08L33/08 ; C08L67/02 ; C08L67/03
摘要:
A black polyester film and a method for manufacturing the same are provided. The black polyester film includes a physically recycled polyester resin and a chemically recycled polyester resin. The physically recycled polyester resin is formed by a plurality of physically recycled polyester chips. The chemically recycled polyester resin is formed by a plurality of chemically recycled polyester chips and mixed with the physically recycled polyester resin. The plurality of chemically recycled polyester chips further include chemically recycled electrostatic pinning polyester chips. The chemically recycled electrostatic pinning polyester chips contain electrostatic pinning additives, and the electrostatic pinning additives are metal salts. Expressed in percent by weight based on a total weight of the polyester film, a content of the electrostatic pinning additives in the polyester film is between 0.005% and 0.1% by weight. The black polyester film further includes a black additive.
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