公开(公告)号：US20230121883A1

公开(公告)日：2023-04-20

申请号：US17506446

申请日：2021-10-20

Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC

Inventor： Ruchira DHARMASENA ,  Shuru Chen ,  Fang Dai ,  Mei Cai ,  Sanaz Ketabi

IPC: H01M10/04 ,  H01M50/446 ,  H01M50/431 ,  H01M10/0525

Abstract: A system for coating a separator for a battery includes a separator feed and collection assembly configured to dispense the separator, a coating distribution device configured to flow a coating material toward the separator, and an electric field generator configured to generate an electric field in a gap between the coating distribution device and the separator.