Preparation method of in-situ ternary nanoparticle-reinforced aluminum matrix composite
US11761059B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 5, 2020 |
| Grant date | Sep 19, 2023 |
| Priority date | — |
| Expiry date | Nov 5, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C32/0073
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention provides a method for preparing an in-situ ternary nanoparticle-reinforced aluminum matrix composite (AMC). In this method, an in-situ reaction generation technique is used, and with a powder containing formation elements for producing reinforcing particles as a reactant, in conjunction with a low-frequency rotating magnetic field/ultrasonic field regulation technique, an aluminum-based composite material is prepared using nanoparticle intermediate alloy re-melting. An AA6016-based composite material reinforced by ternary nanoparticles has an average particle size of 65 nm, and has an obvious refinement phenomenon compared with unitary and dual-phase nanoparticles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.