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Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0755963 (2015-06-30) |
등록번호 | US-9925589 (2018-03-27) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 | 피인용 횟수 : 0 인용 특허 : 497 |
A powder metal compact is disclosed. The powder metal compact includes a cellular nanomatrix comprising a nanomatrix material. The powder metal compact also includes a plurality of dispersed particles comprising a particle core material that comprises an Al—Cu—Mg, Al—Mn, Al—Si, Al—Mg, Al—Mg—Si, Al—Z
A powder metal compact is disclosed. The powder metal compact includes a cellular nanomatrix comprising a nanomatrix material. The powder metal compact also includes a plurality of dispersed particles comprising a particle core material that comprises an Al—Cu—Mg, Al—Mn, Al—Si, Al—Mg, Al—Mg—Si, Al—Zn, Al—Zn—Cu, Al—Zn—Mg, Al—Zn—Cr, Al—Zn—Zr, or Al—Sn—Li alloy, or a combination thereof, dispersed in the cellular nanomatrix.
1. A powder metal compact, comprising: a cellular nanomatrix comprising a nanomatrix material comprising a metal or intermetallic compound comprising Co or W;a plurality of dispersed particles comprising a particle core material that comprises an Al—Cu—Mg, Al—Mn, Al—Si, Al—Mg, Al—Mg—Si, Al—Zn, Al—Zn
1. A powder metal compact, comprising: a cellular nanomatrix comprising a nanomatrix material comprising a metal or intermetallic compound comprising Co or W;a plurality of dispersed particles comprising a particle core material that comprises an Al—Cu—Mg, Al—Mn, Al—Si, Al—Mg, Al—Mg—Si, Al—Zn, Al—Zn—Cu, Al—Zn—Mg, Al—Zn—Cr, Al—Zn—Zr, or Al—Sn—Li alloy, or a combination thereof, dispersed in the cellular nanomatrix. 2. The powder metal compact of claim 1, wherein the particle core material comprises, in weight percent of the alloy, about 0.05% to about 2.0% Mg; about 0.1% to about 0.8% Si; about 0.7% to about 6.0% Cu; about 0.1% to about 1.2% Mn; about 0.1% to about 0.8% Zn; about 0.05% to about 0.25% Ti; and about 0.1%-1.2% Fe; and the balance Al and incidental impurities. 3. The powder metal compact of claim 1, wherein the particle core material comprises, in weight percent of the alloy, about 0.5% to about 6.0% Mg; about 0.05% to about 0.30% Zn; about 0.10% to about 1.0% Mn; about 0.08% to about 0.75% Si and the balance Al and incidental impurities. 4. The powder metal compact of claim 1, wherein the particle core material comprises a nanostructured material. 5. The powder metal compact of claim 4, wherein the nanostructured material has a grain size less than about 200 nm. 6. The powder metal compact of claim 5, wherein the nanostructured material has a grain size of about 10 nm to about 200 nm. 7. The powder metal compact of claim 4, wherein the nanostructured material has an average grain size less than about 100 nm. 8. The powder metal compact of claim 1, wherein the dispersed particle further comprises a subparticle. 9. The powder metal compact of claim 8, wherein the subparticle has an average particle size of about 10 nm to about 1 micron. 10. The powder metal compact of claim 8, wherein the subparticle comprises a preformed subparticle, a precipitate or a dispersoid. 11. The powder metal compact of claim 8, wherein the subparticle is disposed within or on the surface of the dispersed particle, or a combination thereof. 12. The powder metal compact of claim 11, wherein the subparticle is disposed on the surface of the dispersed particle. 13. The powder metal compact of claim 1, wherein the dispersed particles have an average particle size of about 50 nm to about 500 μm. 14. The powder metal compact of claim 1, wherein the dispersed particles comprise a multi-modal distribution of particle sizes within the cellular nanomatrix. 15. The powder metal compact of claim 1, wherein the particle core material further comprises a rare earth element. 16. The powder metal compact of claim 1, wherein the dispersed particles have an equiaxed particle shape and the nanomatrix is substantially continuous. 17. The powder metal compact of claim 1, wherein the nanomatrix and the dispersed particles are substantially elongated in a predetermined direction. 18. The powder metal compact of claim 17, wherein the nanomatrix is substantially continuous. 19. The powder metal compact of claim 17, wherein the nanomatrix and the dispersed particles are discontinuous. 20. The powder metal compact of claim 1, further comprising a plurality of dispersed second particles, wherein the dispersed second particles are also dispersed within the cellular nanomatrix and with respect to the dispersed particles. 21. The powder metal compact of claim 20, wherein the dispersed second particles comprise a metal, carbon, metal oxide, metal nitride, metal carbide, intermetallic compound or cermet, or a combination thereof. 22. The powder metal compact of claim 21, wherein the dispersed second particles comprise Ni, Fe, Cu, Co, W, Al, Zn, Mn, Mg or Si, or an oxide, nitride, carbide, intermetallic compound or cermet comprising at least one of the foregoing, or a combination thereof. 23. The powder metal compact of claim 1, wherein the nanomatrix material comprises a constituent of a milling medium or a milling fluid. 24. The powder metal compact of claim 1, wherein the nanomatrix material comprises a multilayer material. 25. The powder metal compact of claim 1, wherein the nanomatrix material has a chemical composition and the particle core material has a chemical composition that is different than the chemical composition of the nanomatrix material. 26. The powder metal compact of claim 1, wherein the cellular nanomatrix has an average thickness of about 50 nm to about 5000 nm. 27. The powder metal compact of claim 1, further comprising a bond layer extending throughout the cellular nanomatrix between the dispersed particles. 28. The powder metal compact of claim 27, wherein the bond layer comprises a substantially solid state bond layer.
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