Ternary Ti-Zr-O Alloys, Methods for Producing Same and Associated Utilizations Thereof

Patent metadata

Field	Value
Publication number	US-2021198779-A1
Application number	US-202117197633-A
Country	US
Kind code	A1
Filing date	Mar 10, 2021
Priority date	Nov 22, 2017
Publication date	Jul 1, 2021
Grant date	—

Abstract

The invention relates to the use of a ternary Titanium-Zirconium-Oxygen (Ti—Zr—O) alloy, characterized in that it comprises from 83% to 95.15 mass % of titanium, from 4.5% to 15 mass % of zirconium and from 0.35% to 2 mass % of oxygen, with said alloy being capable of forming a single-phase material consisting of a stable and homogeneous a solid solution of Hexagonal Close Packed (HCP) structure at room temperature in the medical, transport or energy fields.

First claim

1 .- 12 . (canceled)

13 . A product comprising or consisting in a ternary Titanium-Zirconium-Oxygen (Ti—Zr—O) alloy comprising from 83% to 95.15 mass % of titanium, from 4.5% to 15 mass % of zirconium and from 0.35% to 2 mass % of oxygen, with the alloy being capable of forming a single-phase material consisting of a stable and homogeneous α solid solution with a Hexagonal Close Packed (HCP) structure at room temperature.

14 . The product according to claim 13 wherein the product is a medical device.

15 . The product according to claim 13 wherein the product is a medical device, said medical device being a dental implant.

16 . The product according to claim 13 wherein the product is a medical device, said medical device being an orthopedic implant.

17 . The product according to claim 13 wherein the product is a component for medical applications or dental applications.

18 . The product according to claim 13 wherein the product is a component for aerospace applications, nuclear applications, energy applications, chemical processing applications or transportation applications.

19 . A method of utilizing a product in aerospace applications, nuclear applications, energy applications, chemical processing applications, medical applications, dental applications or transportation applications, said product comprising or consisting in a ternary Titanium-Zirconium-Oxygen (Ti—Zr—O) alloy comprising from 83% to 95.15 mass % of titanium, from 4.5% to 15 mass % of zirconium and from 0.35% to 2 mass % of oxygen, with the alloy being capable of forming a single-phase material consisting of a stable and homogeneous a solid solution with a Hexagonal Close Packed (HCP) structure at room temperature.

20 . A method according to claim 19 , wherein the product is a dental implant or an orthopedic implant, and wherein the method comprises implanting said dental implant or said orthopedic implant to a subject in need thereof.

21 . A ternary Titanium-Zirconium-Oxygen (Ti—Zr—O) alloy comprising from 83% to 95.15 mass % of titanium, from 4.5% to 15 mass % of zirconium and from 0.35% to 2 mass % of oxygen, with the alloy being capable of forming a single-phase material consisting of a stable and homogeneous α solid solution with a Hexagonal Close Packed (HCP) structure at room temperature, said alloy being in the form of a powder.

22 . A process for preparing a product comprising or consisting in a ternary Titanium-Zirconium-Oxygen (Ti—Zr—O) alloy comprising from 83% to 95.15 mass % of titanium, from 4.5% to 15 mass % of zirconium and from 0.35% to 2 mass % of oxygen, with the alloy being capable of forming a single-phase material consisting of a stable and homogeneous α solid solution with a Hexagonal Close Packed (HCP) structure at room temperature, wherein the process comprises the following steps:
providing a ternary Titanium-Zirconium-Oxygen (Ti—Zr—O) alloy comprising from 83% to 95.15 mass % of titanium, from 4.5% to 15 mass % of zirconium and from 0.35% to 2 mass % of oxygen, with the alloy being capable of forming a single-phase material consisting of a stable and homogeneous α solid solution with a Hexagonal Close Packed (HCP) structure at room temperature, said alloy being in powder form or in massive form,
processing said alloy, to obtain said product.

23 . The process according to claim 22 , wherein the ternary Titanium-Zirconium-Oxygen (Ti—Zr—O) alloy is in the form of a powder.

24 . The process according to claim 22 , wherein the ternary Titanium-Zirconium-Oxygen (Ti—Zr—O) alloy is in the form of an ingot, a bar, a wire, a tube, a sheet or a plate.

25 . The process according to claim 22 wherein the product is a medical device.

26 . The process according to claim 22 wherein the product is a medical device, said medical device being a dental implant.

27 . The process according to claim 22 wherein the product is a medical device, said medical device being an orthopedic implant.

28 . The process according to claim 22 , wherein the step of processing is performed by thermomechanical processing.

29 . The process according to claim 22 , wherein the step of processing is performed by thermomechanical processing, wherein the thermomechanical processing is cold-working.

Assignees

• Paris Sciences Lettres Quartier Latin
• Centre Nat Rech Scient
• Biotech Dental

Inventors

• Prima Frédéric
• Delannoy Stéphanie

Classifications

• C22C14/00 Primary

  Alloys based on titanium · CPC title

• C22F1/183 Primary

  of titanium or alloys based thereon · CPC title