EP 4372114 A1 20240522 - MULTICOMPONENT ALUMINIUM ALLOYS WITH IMPROVED HOT CRACKING PROPERTIES AND REDUCED POROSITY
Title (en)
MULTICOMPONENT ALUMINIUM ALLOYS WITH IMPROVED HOT CRACKING PROPERTIES AND REDUCED POROSITY
Title (de)
MEHRKOMPONENTENALUMINIUMLEGIERUNGEN MIT VERBESSERTEN HEISSRISSENEIGENSCHAFTEN UND VERRINGERTER POROSITÄT
Title (fr)
ALLIAGES D'ALUMINIUM À PLUSIEURS COMPOSANTS AYANT DES PROPRIÉTÉS AMÉLIORÉES DE FISSURATION À CHAUD ET UNE POROSITÉ RÉDUITE
Publication
Application
Priority
EP 22383108 A 20221116
Abstract (en)
The invention relates to new multicomponent aluminium alloys, with certain proportions of zinc, copper, magnesium and silicon; these alloys have fine microstructures, which allow their processability by means of different manufacturing techniques, including technologies where the rapid solidification of the process presents hot cracking problems and processes where porosity is generated. The invention also relates to the use of the alloys for the manufacture of articles by means of near net shape manufacturing techniques, and to articles comprising said alloys.
IPC 8 full level
C22C 21/02 (2006.01); C22C 21/10 (2006.01)
CPC (source: EP)
C22C 21/02 (2013.01); C22C 21/10 (2013.01)
Citation (applicant)
- US 2011044843 A1 20110224 - MISRA ABHIJEET [US], et al
- LI, Y ET AL., MATER. DES., vol. 63, 2014, pages 856 - 867
- KÁRKKÁINEN, M ET AL., MINER. MET. MATER. SER., 2017, pages 457 - 464
- KÓHLER, M ET AL., METALS (BASEL), vol. 9, 2019, pages 5
- SOKOLUK, M ET AL., NAT. COMMUN., vol. 10, no. 1, 2019
- EIMER, E ET AL., WELD. WORLD, vol. 64, 2020, pages 1313 - 1319
- AVERSA, A ET AL., MATERIALS (BASEL), 2019, pages 12
- DEBROY, T ET AL., PROG. MATER. SCI., vol. 92, 2018, pages 112 - 224
- GALY, C ET AL., ADDIT. MANUF., vol. 22, 2018, pages 165 - 175
- SANCHEZ, J.M. ET AL., METALS (BASEL)., vol. 8, 2018, pages 167
- SANCHEZ, J.M. ET AL., SCI. REP., vol. 9, 2019, pages 6792
- SANCHEZ, J.M. ET AL., J. MATER. RES. TECHNOL., 2018, pages 1 - 9
- GUO, Y ET AL., VIRTUAL PHYS. PROTOTYP., vol. 17, 2022, pages 649 - 661
- ESKIN, D.G. ET AL., PROG. MATER. SCI., vol. 49, 2004, pages 629 - 711
- MARTIN, J.H. ET AL., NATURE, vol. 549, 2017, pages 365 - 369
- KOU, S., ACTA MATER., vol. 88, 2015, pages 366 - 374
Citation (search report)
- [I] JP H05179384 A 19930720 - HONDA MOTOR CO LTD
- [A] CN 103526088 A 20140122 - SUZHOU LIDA CASTING CO LTD
- [A] WO 2022131528 A1 20220623 - SAMSUNG ELECTRONICS CO LTD [KR]
- [A] US 4284429 A 19810818 - SAVAS JOHN
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
DOCDB simple family (application)
EP 22383108 A 20221116; EP 2023082109 W 20231116