Titanium - ceramic restoration: How to improve the binding between titanium and ceramic

• Main Author: Harry Laksono (Author)
• Format: Book
• Published: Universitas Airlangga, 2011-03-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Summary

<p><span style="font-family: TribuneBold; font-size: 10pt; color: #231f20; font-style: normal; font-variant: normal;"><strong>Background: </strong><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>Titanium alloys has been used as an alternative to nickel-chromium alloys for metal-ceramic restorations because </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>of its good biocompatibility and mechanical properties. This indicated that it was possible to design coping according to standards </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>established for metal-ceramics. However, titanium is chemically reacting strongly with gaseous elements which causes problems when </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>ceramics are fused to titanium. </em><span style="font-family: TribuneBold; font-size: 10pt; color: #231f20; font-style: normal; font-variant: normal;"><strong>Purpose: </strong><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>To provide information about improving the bonding between titanium and ceramic. </em><span style="font-family: TribuneBold; font-size: 10pt; color: #231f20; font-style: normal; font-variant: normal;"><strong>Review: </strong><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>Titanium has two crystal modifications, the close-packed hexagonal (</em><span style="font-family: SymbolMT; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;">α<span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>) structure, up to 880</em><span style="font-family: TribuneRegular; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;">° <span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>C, and above this temperature the bodycentered cubic (</em><span style="font-family: SymbolMT; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;">β<span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>) structure. The principal problems is the extensive dissolution of oxygen resulting in thick, oxygen-rich titanium </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>layers called </em><span style="font-family: SymbolMT; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;">α<span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>-case that harms the bonding of ceramic to titanium and the great mismatch in the coefficient of thermal expansion </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>of conventional ultra-low fusing ceramic. Methods have been developed for fusing ceramic to titanium like processing methods, the </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>used of ultra-low fusing titanium ceramic, bonding agent, and protocol for ceramic bonding to titanium. </em><span style="font-family: TribuneBold; font-size: 10pt; color: #231f20; font-style: normal; font-variant: normal;"><strong>Conclusion: </strong><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>Titanium and </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>titanium alloys, based on their physical and chemical properties suitable for titanium-ceramic restorations, but careful selection of </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>processing methods, ceramic materials, laboratory skill and strict protocol for ceramic bonding to titanium are necessary to improve </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>the bonding between titanium and ceramic.</em></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></p><p><span style="font-family: TribuneBold; font-size: 10pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneBold; font-size: 10pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneBold; font-size: 10pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: SymbolMT; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneRegular; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: SymbolMT; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: SymbolMT; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneBold; font-size: 10pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em><span style="font-family: TribuneBold; font-size: 10pt; color: #231f20; font-style: normal; font-variant: normal;"><strong>Latar Belakang: </strong><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>Logam campur titanium telah dipakai sebagai salah satu bahan alternatif untuk logam nikel-krom pada pembuatan </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>restorasi keramik taut logam karena mempunyai biokompatibilitas dan sifat mekanik yang baik.
Hal ini menunjukkan bahwa logam </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>titanium dapat dipakai untuk pembuatan koping logam berdasarkan standar yang dipakai untuk pembuatan restorasi keramik taut </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>logam. Meskipun, secara kimiawi logam titanium bereaksi dengan elemen-elemen gas yang menyebabkan masalah pada perlekatan </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>keramik pada titanium. </em><span style="font-family: TribuneBold; font-size: 10pt; color: #231f20; font-style: normal; font-variant: normal;"><strong>Tujuan: </strong><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>Memberikan informasi tentang cara meningkatkan kekuatan perlekatan antara keramik dengan </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>titanium. </em><span style="font-family: TribuneBold; font-size: 10pt; color: #231f20; font-style: normal; font-variant: normal;"><strong>Tinjauan: </strong><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>Titanium mempunyai 2 struktur kristal, struktur close-packed hexagonal (</em><span style="font-family: SymbolMT; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;">α<span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>) diatas 880</em><span style="font-family: TribuneRegular; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;">°<span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>C dan struktur bodycentered cubic (</em><span style="font-family: SymbolMT; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;">β<span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>) dibawah 883</em><span style="font-family: TribuneRegular; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;">°<span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>C. Masalah utama adalah pelepasan gas oksigen yang menghasilkan lapisan titanium kaya oksigen </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>yang tebal disebut </em><span style="font-family: SymbolMT; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;">α<span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>-case yang menghalangi perlekatan keramik pada titanium dan koefisien ekspansi panas dari bahan ultra-low </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>fusing ceramic yang berbeda dengan titanium. Berbagai cara telah dikembangkan untuk mendapatkan perlekatan keramik pada titanium </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>seperti teknik pembuatan, pemakaian bahan ultra-low fusing titanium ceramic, bahan bonding dan protokol untuk perlekatan bahan </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>keramik pada titanium. </em><span style="font-family: TribuneBold; font-size: 10pt; color: #231f20; font-style: normal; font-variant: normal;"><strong>Kesimpulan: </strong><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>Titanium dan logam campur titanium, berdasarkan sifat-sifat mekanik dan kimiawinya dapat </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>dipakai untuk pembuatan restorasi keramik taut logam, tetapi pemilihan teknik pembuatan, bahan keramik, ketrampilan peteknik gigi </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>dan mengikuti protokol untuk mendapatkan perlekatan keramik pada titanium dengan benar diperlukan untuk meningkatkan kekuatan </em><span style="font-family: TribuneItalic; font-size: 9pt; color: #231f20; font-style: normal; font-variant: normal;"><em>perlekatan antara keramik dan titanium.</em></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></em></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></p>

Item Description

1978-3728
2442-9740
10.20473/j.djmkg.v44.i1.p17-24