Invention Grant
- Patent Title: Oxidation-resistant layer for TiAl materials and method for the production thereof
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Application No.: US14927849Application Date: 2015-10-30
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Publication No.: US09657395B2Publication Date: 2017-05-23
- Inventor: Martin Schloffer , Nanxi Zheng
- Applicant: MTU Aero Engines AG
- Applicant Address: DE Munich
- Assignee: MTU AERO ENGINES AG
- Current Assignee: MTU AERO ENGINES AG
- Current Assignee Address: DE Munich
- Agency: Abel Law Group, LLP
- Priority: EP14192639 20141111
- Main IPC: B32B15/20
- IPC: B32B15/20 ; C23C28/00 ; C23C14/02 ; C23C14/34 ; C23C14/16 ; C23C14/08 ; C23C16/06 ; C23C16/02 ; C23C14/30 ; C25D11/04 ; C25D11/18 ; C25D11/26

Abstract:
The present invention relates to a protective layer for TiAl materials for affording protection against oxidation, said protective layer having a layer sequence which, proceeding from the inner side facing toward the TiAl material (1), has an inner aluminum oxide layer (5), a first gradient layer (6) comprising aluminum and a base metal with a base metal content increasing outward toward the surface side, a base metal layer (7), a second gradient layer (8) comprising aluminum and a base metal with an aluminum content increasing outward toward the surface side, and an outer aluminum oxide layer (9), and also to a method for the production thereof.
Public/Granted literature
- US20160130704A1 OXIDATION-RESISTANT LAYER FOR TiAl MATERIALS AND METHOD FOR THE PRODUCTION THEREOF Public/Granted day:2016-05-12
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