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1. (WO2017034306) CO-CR BASED DENTAL ALLOY HAVING OUTSTANDING CUTTING PROCESSABILITY, OXIDATION RESISTANCE, CORROSION RESISTANCE AND AESTHETICS

Pub. No.:    WO/2017/034306    International Application No.:    PCT/KR2016/009346
Publication Date: Fri Mar 03 00:59:59 CET 2017 International Filing Date: Wed Aug 24 01:59:59 CEST 2016
IPC: C22C 19/07
A61C 8/00
C22C 1/02
Applicants: KOREA INSTITUTE OF MACHINERY & MATERIALS
한국기계연구원
Inventors: NA, Young-Sang
나영상
SEO, Seong-Moon
서성문
Title: CO-CR BASED DENTAL ALLOY HAVING OUTSTANDING CUTTING PROCESSABILITY, OXIDATION RESISTANCE, CORROSION RESISTANCE AND AESTHETICS
Abstract:
The present invention relates to a Co-Cr based dental alloy having outstanding cutting processability, oxidation resistance, corrosion resistance and aesthetics whereby it is possible to ensure outstanding oxidation resistance, in addition to having an appropriate elongation percentage while also having high strength. According to the present invention, the Co-Cr based dental alloy having outstanding cutting processability, oxidation resistance, corrosion resistance and aesthetics according to the present invention comprises Cr: 22 to 29 wt.%, Al: 2 to 6.5 wt.%, Y: 0.05 to 1.5 wt.%, Si: 1 to 3 wt.% and the remainder is Co, and may also contain Mo: 1 to 9 wt.%.