Atmospheric Plasma Deposition of SiO2 Films for Adhesion Promoting Layers on Titanium

This paper evaluates the deposition of silica layers at atmospheric pressure as a pretreatment for the structural bonding of titanium (Ti6Al4V, Ti15V3Cr3Sn3Al) in comparison to an anodizing process (NaTESi process). The SiO2 film was deposited using the LARGE plasma source, a linearly extended DC ar...

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Main Authors: Liliana Kotte, Jana Haag, Tobias Mertens, Stefan Kaskel
Format: Article
Language:English
Published: MDPI AG 2014-12-01
Series:Metals
Subjects:
Online Access:http://www.mdpi.com/2075-4701/4/4/639
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author Liliana Kotte
Jana Haag
Tobias Mertens
Stefan Kaskel
author_facet Liliana Kotte
Jana Haag
Tobias Mertens
Stefan Kaskel
author_sort Liliana Kotte
collection DOAJ
description This paper evaluates the deposition of silica layers at atmospheric pressure as a pretreatment for the structural bonding of titanium (Ti6Al4V, Ti15V3Cr3Sn3Al) in comparison to an anodizing process (NaTESi process). The SiO2 film was deposited using the LARGE plasma source, a linearly extended DC arc plasma source and applying hexamethyldisiloxane (HMDSO) as a precursor. The morphology of the surface was analyzed by means of SEM, while the characterization of the chemical composition of deposited plasma layers was done by XPS and FTIR. The long-term durability of bonded samples was evaluated by means of a wedge test in hot/wet condition. The almost stoichiometric SiO2 film features a good long-term stability and a high bonding strength compared to the films produced with the wet-chemical NaTESi process.
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spelling doaj.art-2182177bb9294b1ab654fba14868fa842022-12-22T03:35:31ZengMDPI AGMetals2075-47012014-12-014463964610.3390/met4040639met4040639Atmospheric Plasma Deposition of SiO2 Films for Adhesion Promoting Layers on TitaniumLiliana Kotte0Jana Haag1Tobias Mertens2Stefan Kaskel3Department Chemical Surface and Reaction Technology, Fraunhofer Institute for Material and Beam Technology (IWS), Winterbergstraße 28, Dresden 01277, GermanyDepartment Metallic Technologies and Surface Engineering, Airbus Group Innovations Department, IW-MS, Munich 81663, GermanyDepartment Metallic Technologies and Surface Engineering, Airbus Group Innovations Department, IW-MS, Munich 81663, GermanyDepartment Chemical Surface and Reaction Technology, Fraunhofer Institute for Material and Beam Technology (IWS), Winterbergstraße 28, Dresden 01277, GermanyThis paper evaluates the deposition of silica layers at atmospheric pressure as a pretreatment for the structural bonding of titanium (Ti6Al4V, Ti15V3Cr3Sn3Al) in comparison to an anodizing process (NaTESi process). The SiO2 film was deposited using the LARGE plasma source, a linearly extended DC arc plasma source and applying hexamethyldisiloxane (HMDSO) as a precursor. The morphology of the surface was analyzed by means of SEM, while the characterization of the chemical composition of deposited plasma layers was done by XPS and FTIR. The long-term durability of bonded samples was evaluated by means of a wedge test in hot/wet condition. The almost stoichiometric SiO2 film features a good long-term stability and a high bonding strength compared to the films produced with the wet-chemical NaTESi process.http://www.mdpi.com/2075-4701/4/4/639SiO2 filmAP-PECVDtitanium alloyadhesion layerwedge test
spellingShingle Liliana Kotte
Jana Haag
Tobias Mertens
Stefan Kaskel
Atmospheric Plasma Deposition of SiO2 Films for Adhesion Promoting Layers on Titanium
Metals
SiO2 film
AP-PECVD
titanium alloy
adhesion layer
wedge test
title Atmospheric Plasma Deposition of SiO2 Films for Adhesion Promoting Layers on Titanium
title_full Atmospheric Plasma Deposition of SiO2 Films for Adhesion Promoting Layers on Titanium
title_fullStr Atmospheric Plasma Deposition of SiO2 Films for Adhesion Promoting Layers on Titanium
title_full_unstemmed Atmospheric Plasma Deposition of SiO2 Films for Adhesion Promoting Layers on Titanium
title_short Atmospheric Plasma Deposition of SiO2 Films for Adhesion Promoting Layers on Titanium
title_sort atmospheric plasma deposition of sio2 films for adhesion promoting layers on titanium
topic SiO2 film
AP-PECVD
titanium alloy
adhesion layer
wedge test
url http://www.mdpi.com/2075-4701/4/4/639
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AT janahaag atmosphericplasmadepositionofsio2filmsforadhesionpromotinglayersontitanium
AT tobiasmertens atmosphericplasmadepositionofsio2filmsforadhesionpromotinglayersontitanium
AT stefankaskel atmosphericplasmadepositionofsio2filmsforadhesionpromotinglayersontitanium