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Ceramic particle reinforced titanium-based composite material for 3D printing and preparation method of ceramic particle reinforced titanium-based composite material

A technology of titanium-based composite materials and ceramic particles, which is applied in the field of alloys, can solve the problems of poor bonding effect of titanium alloys and ceramic materials, and achieve the effects of improving bonding efficiency, improving chemical bonding, and increasing surface activity

Pending Publication Date: 2022-05-24
浙江同擎科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Aiming at the problems in the prior art, the present invention provides a ceramic particle-reinforced titanium-based composite material for 3D printing, which solves the problem of poor bonding effect between the titanium alloy and the ceramic material, utilizes the acidification and activation of the surface of the titanium alloy, and titanate Butyl ester is a blending agent, which forms a stable aluminum titanate structure with alumina, which not only increases the homogeneous connection between titanium ions and titanium dioxide on the surface of titanium alloys, but also improves the chemical connection between titanium ions and alumina, improving the combination of the two force

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0021] A ceramic particle-reinforced titanium-based composite material for 3D printing is based on a titanium alloy and a ceramic film is used as a surface film to form a ceramic-reinforced titanium-based composite material, which specifically includes the following steps:

[0022] Step 1, adding n-butyl titanate and aluminum isopropoxide into isopropanol and stirring uniformly to obtain a mixed solution, wherein the molar ratio of n-butyl titanate and aluminum isopropoxide is 1:4, and the The concentration of aluminum isopropoxide in isopropanol is 50g / L, and the stirring speed is 400r / min;

[0023] Step 2, put the titanium alloy particles into the ball milling tank, add zirconia balls for ball milling, then take out the zirconia balls, add distilled water for ultrasonic washing for 30min, filter and dry to obtain titanium alloy fine powder; The zirconia balls are microspheres with a diameter of 5mm, and the mass ratio of the zirconia balls to the titanium alloy particles is ...

Embodiment 2

[0030] A ceramic particle-reinforced titanium-based composite material for 3D printing is based on a titanium alloy and a ceramic film is used as a surface film to form a ceramic-reinforced titanium-based composite material, which specifically includes the following steps:

[0031] Step 1, adding n-butyl titanate and aluminum isopropoxide into isopropanol and stirring uniformly to obtain a mixed solution, wherein the molar ratio of n-butyl titanate and aluminum isopropoxide is 1:7, and the The concentration of aluminum isopropoxide in isopropanol is 100g / L, and the stirring speed is 600r / min;

[0032] Step 2, put the titanium alloy particles into the ball milling tank, add zirconia balls for ball milling, then take out the zirconia balls, add distilled water for ultrasonic washing for 50 min, filter and dry to obtain titanium alloy fine powder; The zirconia balls are microspheres with a diameter of 5mm, and the mass ratio of the zirconia balls to the titanium alloy particles i...

Embodiment 3

[0039] A ceramic particle-reinforced titanium-based composite material for 3D printing is based on a titanium alloy and a ceramic film is used as a surface film to form a ceramic-reinforced titanium-based composite material, which specifically includes the following steps:

[0040] Step 1, adding n-butyl titanate and aluminum isopropoxide into isopropanol and stirring evenly to obtain a mixed solution, wherein the molar ratio of n-butyl titanate and aluminum isopropoxide is 1:5, and the The concentration of aluminum isopropoxide in isopropanol is 80g / L, and the stirring speed is 500r / min;

[0041] Step 2, put the titanium alloy particles into the ball milling tank, add zirconia balls for ball milling, then take out the zirconia balls, add distilled water for ultrasonic washing for 40 min, filter and dry to obtain titanium alloy fine powder; The zirconia balls are microspheres with a diameter of 5mm, and the mass ratio of the zirconia balls to the titanium alloy particles is 6:...

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Abstract

The invention belongs to the technical field of alloys, and particularly relates to a ceramic particle reinforced titanium-based composite material for 3D printing, which is formed by taking a titanium alloy as a basis and taking a ceramic thin film as a surface film. The invention also provides a specific preparation method. The problem that the combination effect of the titanium alloy and the ceramic material is poor is solved, acidification activation of the surface of the titanium alloy is utilized, n-butyl titanate serves as a blender, a stable aluminum titanate structure is formed with aluminum oxide, homogeneous connection of titanium ions on the surface of the titanium alloy and titanium dioxide is increased, chemical combination connection of the titanium ions and aluminum oxide is improved, and the service life of the titanium alloy and the ceramic material is prolonged. And the binding force between the two is improved.

Description

technical field [0001] The invention belongs to the technical field of alloys, and in particular relates to a ceramic particle reinforced titanium matrix composite material for 3D printing and a preparation method thereof. Background technique [0002] 3D printing technology is the technology of constructing objects by layer-by-layer printing using bondable materials such as powdered metal or plastic. 3D technology has the characteristics of rapid prototyping, processing cycle period, and easy processing of personalized parts and complex-shaped objects, which can meet the needs of dentistry. The powder for 3D printing needs to have good gold-ceramic adhesion, corrosion resistance and high temperature barbecue ability. [0003] Titanium alloy has good biocompatibility, excellent mechanical properties and corrosion resistance. It is an alloy powder commonly used in existing dental 3D printing for making dental porcelain restorations such as crowns and bridges. However, in th...

Claims

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Application Information

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IPC IPC(8): B22F1/16B22F1/14B22F1/142B22F1/145B33Y70/10B33Y40/10B22F9/04
CPCB33Y70/10B33Y40/10B22F9/04B22F2009/043Y02P10/25
Inventor 李景全张松油伦扩田念国
Owner 浙江同擎科技有限公司
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