Copper-tin brazing wire and preparation method and use thereof
US12109652B2 · kind B2 · utility
0Cited by
2References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 14, 2023 |
| Grant date | Oct 8, 2024 |
| Priority date | — |
| Expiry date | Feb 14, 2043 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C9/02
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A copper-tin brazing wire and a preparation method and use thereof are provided. A copper-tin brazing wire includes a plurality of copper wires each having a composite metal layer on a surface thereof; the copper-tin brazing wire includes, in parts by weight, 75-84 parts of Cu, 20-25 parts of Sn, and 0.4-0.5 parts of P; and the composite metal layer includes Cu, Sn, and P, in which a mass ratio of Cu, Sn, and P is (45-55):(46-56):(0.5-1.5).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.