公开(公告)号：US20230175160A1

公开(公告)日：2023-06-08

申请号：US17923692

申请日：2021-04-21

申请人： DOWA METALTECH CO., LTD.

发明人： Yukiya KATO ,  Hirotaka TAKAHASHI ,  Tatsuhiro DOI ,  Hirotaka KOTANI ,  Takao TOMIYA ,  Hiroto NARIEDA

IPC分类号： C25D15/00 ,  C25D3/46 ,  C25D7/00 ,  H01B1/02

CPC分类号： C25D15/00 ,  C25D3/46 ,  C25D7/00 ,  H01B1/026

摘要： A composite material including a composite film formed on a base material, the composite film including a silver layer containing carbon particles, wherein a content of Sb in the composite film is 1 mass % or less, and a crystallite size of silver in the composite film is 40 nm or less.

公开(公告)号：US20240287699A1

公开(公告)日：2024-08-29

申请号：US18563521

申请日：2022-03-17

申请人： DOWA METALTECH CO., LTD.

发明人： Hirotaka KOTANI ,  Hiroto NARIEDA ,  Takao TOMIYA ,  Tatsuhiro DOI ,  Yukiya KATO ,  Hirotaka TAKAHASHI

IPC分类号： C25D5/48 ,  C25D5/12 ,  C25D7/00 ,  C25D15/00

CPC分类号： C25D5/48 ,  C25D5/12 ,  C25D7/00 ,  C25D15/00

摘要： There is provided a composite material in which an oxygen-containing silver-based coating layer is formed on a base material. the oxygen-containing silver-based coating layer containing silver and having oxygen present in the vicinity of its surface. and the base material comprising copper or copper alloy.