公开(公告)号：US20230072738A1

公开(公告)日：2023-03-09

申请号：US17750211

申请日：2022-05-20

申请人： Seung Suk CHO ,  OLOR CO., LTD

发明人： Seung Suk CHO ,  Jung Jae CHOI ,  Kwang Won JUNG ,  Byung Hoon HWANG ,  Chang Soo CHOI

IPC分类号： B29C45/00 ,  B29C45/18 ,  B29C45/60 ,  B29C45/47

摘要： Proposed is a method of manufacturing an antibacterial mobile phone case using a TPU antibacterial masterbatch. The method includes: (a) preparing an antibacterial masterbatch by dispersing an antibacterial agent and an additive in thermoplastic polyurethane and then performing extrusion molding; (b) preparing an antibacterial masterbatch by dispersing an antibacterial agent and an additive in thermoplastic polyurethane and then performing extrusion molding; (c) dispersing and mixing the color masterbatch prepared in step (a) in thermoplastic polyurethane; (d) dispersing and mixing the antibacterial masterbatch prepared in step (b) in thermoplastic polyurethane; and (e) dispersing the material mixed in step (c) and the material mixed in step (d) and then performing injection molding.