Iron base non-crystalline material and preparation method thereof

An iron-based amorphous and matrix material technology, applied in metal material coating process, ion implantation plating, coating and other directions, can solve problems such as difficulty in process control, improve overall performance, enhance performance, and increase saturation magnetization Effect

Active Publication Date: 2016-10-05
GRIREM ADVANCED MATERIALS CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This method is also only through strict control of CO in the process of preparing materials. 2 and CH 4 The concentration of the mixed atmosphere is achieved, and there is still great difficulty in process control

Method used

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Examples

Experimental program
Comparison scheme
Effect test

preparation example Construction

[0028] Embodiments of the method for preparing the above-mentioned iron-based amorphous material will be described in detail below. The preparation method of the iron-based amorphous material comprises the following steps: preparing an amorphous matrix material, and the composition of the amorphous matrix material is Fe 100-a-b-c m c B b A a , M is any one or more of Si, Zr, Nb, Cr, P, Al, Co, Ni, Ti, A is N and / or C, 0.5≤a≤2at%, 9≤b≤14at% , 0≤c≤10at%; performing surface treatment on the amorphous base material to form an iron-based amorphous material.

[0029] In a preferred embodiment of the present invention, the iron-based amorphous material is prepared by an ion implantation process. Ion implantation technology is a material surface modification technology developed in the past 30 years. Its basic principle is: in a certain atmosphere, an ion beam with an energy of 100keV is incident on the material, and the ion beam interacts with the atoms or atoms in the material. ...

Embodiment 1

[0035] This embodiment provides an iron-based amorphous material and a preparation method thereof, wherein the composition of the iron-based amorphous material is Fe 87.2 B 12.3 N 0.5 , and the amorphous material includes a thickness of an amorphous matrix layer and a surface layer located on the amorphous matrix layer, the structure of the surface layer includes α″-Fe 16 N 2 , amorphous and α-Fe, etc., the thickness of the amorphous matrix layer is 15 μm, and the thickness of the surface layer is 50 nm.

[0036] The steps of preparing the iron-based amorphous material include: firstly, preparing an amorphous matrix material according to the ratio; then, using a nitrogen-containing ion beam to perform ion implantation on the amorphous matrix material to form an iron-based amorphous material, wherein the energy of the ion beam is 50keV, and the substrate temperature is 100°C.

Embodiment 2

[0038] This embodiment provides an iron-based amorphous material and a preparation method thereof, wherein the composition of the iron-based amorphous material is Fe 82.0 P 2.0 Cr 0.5 B 13.5 N 2.0 , and the amorphous material includes a thickness of an amorphous matrix layer and a surface layer located on the amorphous matrix layer, the structure of the surface layer includes α″-Fe 16 N 2 , amorphous and α-Fe, etc., the thickness of the amorphous matrix layer is 35 μm, and the thickness of the surface layer is 5 μm.

[0039] The steps of preparing the iron-based amorphous material include: firstly, preparing an amorphous matrix material according to the ratio; then, using a nitrogen-containing ion beam to perform ion implantation on the amorphous matrix material to form an iron-based amorphous material, wherein the energy of the ion beam is 80keV, and the substrate temperature is 250°C.

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Abstract

The invention provides an iron base non-crystalline material and a preparation method thereof. The iron base non-crystalline material has components of Fe100-a-b-cMcBbAa, wherein M is any one or more of Si, Zr, Nb, Cr, P, Al, Co, Ni and Ti, A is N and/or C, a is not less than 0.5 and not more than 2 at%, b is not less than 9 and not more than 14 at%, and c is not less than 0 and not more than 10 at%; the non-crystalline material comprises a non-crystalline basal body layer and a surface layer positioned on the non-crystalline basal body layer; and the surface layer is a FeA enriched layer. The non-crystalline basal body layer in the iron base non-crystalline material is used for providing basic performances of the iron base non-crystalline material; and through auxiliary cooperation of the performances of the surface layer, the performances of the iron base non-crystalline material can be enhanced, the saturation magnetization is improved, the coercive force is reduced, and the overall performances of the iron base non-crystalline material are improved.

Description

technical field [0001] The invention relates to the field of amorphous materials, in particular to an iron-based amorphous material and a preparation method thereof. Background technique [0002] Amorphous alloy, also known as metallic glass, is a new metastable metal material with short-range order and long-range disorder, as well as high magnetic induction, high resistivity, high strength, high hardness, and high elastic modulus. , high wear resistance and corrosion resistance, low loss and other excellent properties, some amorphous alloys also have very excellent magnetic properties. As a new type of functional material and engineering material, amorphous alloy has broad application prospects in aerospace, military industry, automobile, electronics, instrumentation, sports equipment, medical equipment and other fields, and is known as a new green energy-saving material in the 21st century. [0003] It is precisely because of these excellent properties of amorphous materi...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C22C45/02C21D6/00C23C14/48
Inventor 罗阳李扩社于敦波张坤谢佳君靳金玲闫文龙杨远飞陈晓霞
Owner GRIREM ADVANCED MATERIALS CO LTD
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