Patent ID: 11962016
Assignee: SHENZHEN YUANZI TECHNOLOGY CO., LTD.
Field: Surface technology, coating (Chemistry)
Classification: CPC C  H  Y | IPC C  H

Claim 13:
14. The film according to claim 5, wherein the metal for the metallic material layer is the Cr alloy, and the Cr alloy is one selected from the group consisting of CrCu alloy, CrV alloy, and CrCo alloy; and
in mass percentage, the CrCu alloy is composed of 60% to 90% of Cr and 10% to 40% of Cu,
the CrV alloy is composed of 40% to 80% of Cr and 20% to 60% of V, and
the CrCo alloy is composed of 60% to 90% of Cr and 10% to 40% of Co.