CN109355516A - A kind of porous nickel alloy and preparation method thereof - Google Patents
A kind of porous nickel alloy and preparation method thereof Download PDFInfo
- Publication number
- CN109355516A CN109355516A CN201811324454.9A CN201811324454A CN109355516A CN 109355516 A CN109355516 A CN 109355516A CN 201811324454 A CN201811324454 A CN 201811324454A CN 109355516 A CN109355516 A CN 109355516A
- Authority
- CN
- China
- Prior art keywords
- nickel alloy
- preparation
- presoma
- porous
- ingot casting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/08—Alloys with open or closed pores
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/023—Alloys based on nickel
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C18/00—Alloys based on zinc
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
- C22C30/02—Alloys containing less than 50% by weight of each constituent containing copper
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
- C22C30/04—Alloys containing less than 50% by weight of each constituent containing tin or lead
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
- C22C30/06—Alloys containing less than 50% by weight of each constituent containing zinc
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/02—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working in inert or controlled atmosphere or vacuum
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Inert Electrodes (AREA)
- Powder Metallurgy (AREA)
Abstract
A kind of porous nickel alloy and preparation method thereof, the porous nickel alloy chemical component composition and mass percent are as follows: Cu:1~30%, Zn≤5%, Mn≤2%, Sn:2~20%, Ga:0.1~15%, Mg≤5%, Al≤5%, surplus are Ni and inevitable impurity.Preparation method: (1) by melting alloy raw, casting obtains nickel alloy presoma ingot casting after cooling；(2) nickel alloy presoma ingot casting is cut, polishing obtains nickel alloy precursor samples；(3) nickel alloy precursor samples are subjected to vacuum heat treatment, temperature is 450~700 DEG C, and heat preservation or intermittent warming are carried out in continuous vacuum environment, obtains porous nickel alloy.The process is simple, is suitble to large-scale production, and products obtained therefrom adjustable porosity section can be applied to the fields such as fuel cell frame, separation, filtering, catalysis, noise reduction, shock-absorbing, shielding, heat exchange.
Description
Technical field
The invention belongs to metal material fields, especially provide a kind of porous nickel alloy and preparation method thereof.
Background technique
The development and application of metal polyporous material in recent years is increasingly subject to the concern of people, metal polyporous material (foam gold
Belong to) it is made of rigid backbone and internal hole, the Novel engineering with excellent physical characteristic and good mechanical performance
Material is developed rapidly in the late 1980s.(such as density is small, rigidity is big, compares table for the superior physical properties that it has
Area is big, energy-obsorbing and damping performance is good, sound-deadening and noise-reducing effect is good, electromagnetic shielding performance is high etc.) so that its application field has been expanded to boat
The fields such as sky, electronics, medical material and biochemistry.And the metal polyporous material with through-hole also has heat exchange heat-sinking capability
By force, good penetrability, the advantages that thermal conductivity is high, Aeronautics and Astronautics, chemical industry, building materials, metallurgy, atomic energy, petrochemical industry, machinery, medicine and
The numerous areas such as environmental protection are with a wide range of applications.Porous nickel or nickel foam have been widely used for battery electrode material at present
The various fields such as material, filtration supports, chemical catalyst carrier, electromagnetic shielding material, noble metal displacement recycling.
Since preparing porous metal material with powder metallurgy process the early in the twentieth century mankind, the manufacture history of porous metals
Existing last 100 years, traditional preparation method mainly have: powder sintering type, fiber sintering type, compound, appositional pattern, corrosion type etc..
Template is that a kind of important method of poromerics developed in recent years will be former using colloid crystal as template
Material is filled in the hole of mould material, then by either physically or chemically removing mould material, to obtain mould material
Reversed duplicate, i.e. porous material.The selection of template is the core procedure of this method, determines the structure and performance of porous material.
But template or the technique of powder sintering are all relative complex.
Using porous matrix foamed plastics, conductive layer is prepared by the methods of chemical nickel plating, vacuum nickel plating, through nickel preplating
The plating thick nickel in sulfate plating nickel electrolyte afterwards, then can obtain the three-dimensional of function admirable through calcination, reduction, annealing operation
Reticulated foam nickel material.The porous nickel alloy of preparation is adopted this method, aperture is usually limited by the aperture of matrix foamed plastics
System, aperture are usually larger.
De- alloyage is a kind of method for preparing nano-porous materials, can be used for preparing porous nickel alloy, but this
Method belongs to dealloying corrosion, is typically all to carry out on metal material surface layer when being used to prepare porous metal material, it is difficult to prepare
Massive material.The present invention provides a kind of method of large scale preparation micron order and the porous nickel alloy of the following size of micron, with
Meet porous nickel in many necks such as the energy, Aeronautics and Astronautics, chemical industry, building materials, metallurgy, atomic energy, petrochemical industry, machinery, medicine and environmental protection
The application in domain.
Summary of the invention
The purpose of the present invention is to provide a kind of porous nickel alloys and preparation method thereof, pass through a kind of vacuum heat treatment process
Prepare the porous nickel alloy with three-dimensional through hole structure.
The present invention specifically provides a kind of porous nickel alloy, which is characterized in that the porous nickel alloy chemical component composition
And mass percent are as follows: Cu:1~30%, Zn≤5%, Mn≤2%, Sn:2~20%, Ga:0.1~15%, Mg≤5%, Al
≤ 5%, surplus is Ni and inevitable impurity.
The porous nickel alloy, aperture are 0.1~50 μm, and porosity is 30~70%.
The porous nickel alloy can be applied to fuel cell frame, separation, filtering, catalysis, noise reduction, shock-absorbing, shielding,
Field of heat exchange.
The present invention also provides a kind of preparation methods of porous nickel alloy, which is characterized in that steps are as follows:
(1) preparation of nickel alloy presoma: being formed by the chemical component of nickel alloy presoma and mass percent, and Cu:1~
30%, Zn:30~60%, Mn:2~12%, Sn:2~20%, Ga:0.1~15%, Mg:1~6%, Al≤5%, nickel: remaining
Amount is Ni and inevitable impurity, and by melting sources, casting obtains nickel alloy presoma ingot casting after cooling；
(2) processing of nickel alloy presoma ingot casting: nickel alloy presoma ingot casting is cut, and polishing obtains nickel alloy forerunner
Body sample；
(3) preparation of porous nickel alloy: nickel alloy precursor samples are subjected to vacuum heat treatment, temperature is 450~700
DEG C, heat preservation or intermittent warming are carried out in continuous vacuum environment, vacuum degree≤10pa handles time >=1h, obtains porous nickel conjunction
Gold.
Be added in the step (1), in the nickel alloy presoma one of mercury, indium, bismuth, cadmium, antimony or lead or
It is a variety of, with nickel alloy presoma Mass Calculation, additional amount≤1 (wt) %.
In the step (1), the fusing step is the earthenware that nickel alloy precursor material is added to resistance furnace or induction furnace
Heating fusing in crucible.
In the step (2), the nickel alloy presoma ingot casting cutting, polishing step is by nickel alloy presoma ingot casting
It is cut with wire cutting machine tool, is then polished with liquid honing, obtain nickel alloy precursor samples；Or nickel alloy presoma is cast
Ingot is forged into after plate or bar again using above method wire cutting at sample, and sanding and polishing obtains nickel alloy precursor samples.
In the step (3), the vacuum heat treatment carries out in vacuum heat treatment furnace.
In the step (3), the intermittent warming is in 450~700 DEG C, and heating rate is 5~100 DEG C/h.
In the step (3), the nickel alloy precursor samples are pre-processed before vacuum heat treatment, and described is pre-
Processing method is that high temperature quenches, one or more in plastic deformation or high energy particle irradiation.
Firstly, the preparation method of porous nickel alloy of the present invention, main using uneven diffusion (Kinkendal Effect), in nickel
The alloying element that a large amount of high diffusion coefficients are added in alloy presoma, in 400~800 DEG C of temperature ranges, due to alloying element
Diffusion rate is much larger than the diffusion rate of matrix nickel element, more vacancy can be formed in the base, when vacancy runs up to one
When determining degree, a large amount of vacancy is merged into many holes, ultimately forms porous nickel alloy.
In order to accelerate the formation of porous nickel alloy, the manganese of high-vapor-pressure, zinc and magnesium elements are added in alloy, 400~800
In DEG C temperature range, manganese, zinc and magnesium can by distillation, it is all or part of deviate from, to increase diffusion vacancy concentration gradients, into
And vacancy is accelerated to form and promote the formation of porous nickel alloy.Manganese in alloy, zinc and magnesium can not as final alloying element,
Can also be according to final use as one of alloying element, and copper, tin, gallium, aluminium and lithium, eventually as the alloy of porous nickel alloy
Element.
Secondly, the diffusion of alloying element is influenced by temperature and time, different alloying elements and matrix nickel element have one
A optimum temperature has maximum diffusion velocity poor, lower temperature lead to diffusion rate too and can not be formed slowly a large amount of vacancy at
Hole, and higher temperature is then easy to cause the hole to be formed to be closed at high temperature.The present invention is in 400~800 DEG C of continuous vacuum environment
In carry out heat preservation or intermittent warming, intermittent warming is from 450 DEG C to be slowly raised 700 DEG C；When the isothermal holding of different temperature zones
Between, it is determined by alloy species and content, total processing time increases according to sample size and increased, and handles time >=1 hour.
Meanwhile the reduction of environmental pressure can promote the rate of diffusion, in order to increase diffusion rate, porous nickel of the present invention is closed
The treatment process of gold is continuous vacuum environment.
The shape of porous nickel alloy of the present invention is not limited to block, can be the shapes such as paillon and powder.
The present invention has the advantages that
(1) alloying component can form solid solution with Ni substrate, and alloy preparation process is simple, and porous nickel alloy is using true
Empty heat treatment process can carry out large-scale production, can not only prepare blocks of large, and it is particularly suitable prepare it is ultra-thin more
Hole nickel foil and porous nickel powder or nickel ball；
(2) the porous homozygous fitting of present invention process preparation has through-hole structure, and porosity can according to alloying component ratio
It adjusts；
(3) present invention process preparation porous nickel alloy, can be applied to fuel cell frame, separation, filtering, catalysis,
The fields such as noise reduction, shock-absorbing, shielding, heat exchange.
Detailed description of the invention
The three-dimensional porous nickel alloy picture that Fig. 1 embodiment 1 obtains.
Specific embodiment
Following embodiment will be further described the present invention, but not thereby limiting the invention.
Unless otherwise specified, all percentages indicate mass percent in the present embodiment.
Embodiment 1
(1) preparation of Ni34Mn5Zn50Sn6Cu2Mg2AlGa nickel alloy presoma: by nickel alloy presoma chemistry at
Be grouped as and mass percent, Zn:50%, Mn:5%, Sn:6%, Cu:2%, Mg:2%, Ni:34%, surplus 1% be aluminium and
Gallium element adds raw materials into the crucible of resistance furnace, after alloy all fusing uniformly, casting, before obtaining nickel alloy after cooling
Drive body ingot casting；
(2) Ni34Mn5Zn50Sn6Cu2Mg2AlGa nickel alloy presoma ingot casting is cut, and obtains 20 × 20 × 1mm small pieces,
It is suspended in vacuum heat treatment furnace Quartz stove tube, is kept the temperature at 500 DEG C and continue high vacuum 5 hours, then keep the temperature 2 hours at 700 DEG C,
Vacuum degree is maintained within 10Pa, obtains three-dimensional porous nickel alloy, and aperture is 2~5 μm, porosity 40%, porous nickel alloy
Picture is as shown in Figure 1.
Embodiment 2
(1) preparation of Ni40Zn40Cu8Sn7Mn3GaMgAl nickel alloy presoma: by the chemical component of nickel alloy presoma
Composition and mass percent, Cu:8%, Zn:40%, Sn:7%, Mn:3%, Ni:40%, surplus 2% be gallium, magnesium and aluminium element,
It adds raw materials into the crucible of induction furnace, after alloy all fusing uniformly, casting obtains the casting of nickel alloy presoma after cooling
Ingot；
(2) Ni40Zn40Cu8Sn7Mn3GaMgAl nickel alloy presoma ingot casting is cut, and obtains 10 × 10 × 0.5mm small pieces,
Be suspended in laboratory room small-sized vacuum heat treatment furnace, kept the temperature at 500 DEG C and continue high vacuum 4 hours, vacuum degree be maintained at 10Pa with
It is interior, three-dimensional porous nickel alloy is obtained, aperture is 2~10 μm, porosity 50%.
Embodiment 3
(1) preparation of Ni40Zn40Ga10Mn5Mg3AlSnCu nickel alloy presoma: by nickel alloy presoma chemistry at
It is grouped as and mass percent, Zn:40%, Ga:10%, Mn:5%, Mg:3%, Ni:40%, surplus 2% is aluminium, tin and copper coin
Element adds raw materials into the crucible of resistance furnace, and after alloy all fusing uniformly, casting obtains nickel alloy presoma after cooling
Ingot casting；
(2) Ni40Zn40Ga10Mn5Mg3AlSnCu nickel alloy presoma ingot casting, wire cutting is at 20 × 20 × 0.5mm thickness
Piece, coated abrasive working are suspended in laboratory room small-sized vacuum heat treatment furnace to 0.3mm thickness, are kept the temperature 2 hours at 500 DEG C, are then existed
600 DEG C keep the temperature 1 hour, continue high vacuum, and vacuum degree is maintained within 10Pa, obtain three-dimensional porous nickel alloy, and aperture is 2~10
μm, porosity 50%.
Embodiment 4
(1) preparation of Ni30Zn40Cu10Sn8Mg5Mn5GaAl nickel alloy presoma: by nickel alloy presoma chemistry at
Be grouped as and mass percent, Cu:10%, Zn:40%, Sn:8%, Mg:5%, Mn:5%, Ni:30%, surplus 2% be aluminium and
Gallium element.It adds raw materials into the crucible of resistance furnace, after alloy all fusing uniformly, casting, before obtaining nickel alloy after cooling
Drive body ingot casting.
(2) Ni30Zn40Cu10Sn8Mg5Mn5GaAl nickel alloy presoma ingot casting, wire cutting is at 10 × 15 × 1mm thickness
Piece, coated abrasive working to 0.8mm thickness, be suspended in laboratory room small-sized vacuum heat treatment furnace, 450 DEG C pre-process 2 hours, then by
550 DEG C are gradually increased to, 6 hours is kept the temperature at 550 DEG C, continues high vacuum, vacuum degree is maintained within 10Pa, obtains three-dimensional porous nickel
Alloy, aperture are 1~20 μm, porosity 60%.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of porous nickel alloy, which is characterized in that the porous nickel alloy chemical component composition and mass percent are as follows:
Cu:1~30%, Zn≤5%, Mn≤2%, Sn:2~20%, Ga:0.1~15%, Mg≤5%, Al≤5%, surplus be Ni and
Inevitable impurity.
2. the porous nickel alloy according to claim 1, aperture is 0.1~50 μm, and porosity is 30~70%.
3. a kind of preparation method of porous nickel alloy described in claim 1, which is characterized in that steps are as follows:
(1) preparation of nickel alloy presoma: being formed by the chemical component of nickel alloy presoma and mass percent, and Cu:1~
30%, Zn:30~60%, Mn:2~12%, Sn:2~20%, Ga:0.1~15%, Mg:1~6%, Al≤5%, nickel: remaining
Amount is Ni and inevitable impurity, and by melting sources, casting obtains nickel alloy presoma ingot casting after cooling；
(2) processing of nickel alloy presoma ingot casting: nickel alloy presoma ingot casting is cut, and polishing obtains nickel alloy presoma sample
Product；
(3) preparation of porous nickel alloy: carrying out vacuum heat treatment for nickel alloy precursor samples, and temperature is 450~700 DEG C,
Heat preservation or intermittent warming are carried out in continuous vacuum environment, vacuum degree≤10pa handles time >=1h, obtains porous nickel alloy.
4. preparation method according to claim 3, which is characterized in that in the step (1), the nickel alloy forerunner
One of mercury, indium, bismuth, cadmium, antimony or lead or a variety of is added, with nickel alloy presoma Mass Calculation, additional amount≤1 in body
(wt) %.
5. preparation method according to claim 3, which is characterized in that in the step (1), the fusing step is by nickel
Heating fusing in the crucible of resistance furnace or induction furnace is added in alloy precursor material.
6. preparation method according to claim 3, which is characterized in that in the step (2), the nickel alloy presoma
Ingot casting cutting, polishing step are to cut nickel alloy presoma ingot casting with wire cutting machine tool, are then polished, are obtained with liquid honing
To nickel alloy precursor samples；Or nickel alloy presoma ingot casting is forged into after plate or bar again using above method wire cutting
At sample, sanding and polishing obtains nickel alloy precursor samples.
7. preparation method according to claim 3, which is characterized in that in the step (3), the vacuum heat treatment exists
It is carried out in vacuum heat treatment furnace.
8. preparation method according to claim 3, which is characterized in that in the step (3), the intermittent warming be
In 450~700 DEG C, heating rate is 5~100 DEG C/h.
9. preparation method according to claim 3, which is characterized in that in the step (3), the nickel alloy presoma
Sample is pre-processed before vacuum heat treatment, and the preprocess method is high temperature quenching, plastic deformation or high energy particle spoke
It is one or more according in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811324454.9A CN109355516B (en) | 2018-11-08 | 2018-11-08 | Porous nickel alloy and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811324454.9A CN109355516B (en) | 2018-11-08 | 2018-11-08 | Porous nickel alloy and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109355516A true CN109355516A (en) | 2019-02-19 |
| CN109355516B CN109355516B (en) | 2020-06-30 |
Family
ID=65344668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811324454.9A Active CN109355516B (en) | 2018-11-08 | 2018-11-08 | Porous nickel alloy and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109355516B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3841868A (en) * | 1972-12-22 | 1974-10-15 | Howmedica | Nickel alloys |
| JPS5567336A (en) * | 1978-11-16 | 1980-05-21 | Mitsubishi Heavy Ind Ltd | Preparation of catalyst |
| CN103627920A (en) * | 2013-11-11 | 2014-03-12 | 江苏大学 | Preparation method of porous nickel |
| CN105018771A (en) * | 2014-04-30 | 2015-11-04 | 中国科学院金属研究所 | Preparation method of nickel foam or nickel foam substrate alloy |
| CN105018770A (en) * | 2014-04-30 | 2015-11-04 | 中国科学院金属研究所 | Method for preparing porous metal material and application thereof |
| CN106801159A (en) * | 2015-11-26 | 2017-06-06 | 常德力元新材料有限责任公司 | A kind of preparation method of nickel foam or foam nickel-base alloy |
-
2018
- 2018-11-08 CN CN201811324454.9A patent/CN109355516B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3841868A (en) * | 1972-12-22 | 1974-10-15 | Howmedica | Nickel alloys |
| JPS5567336A (en) * | 1978-11-16 | 1980-05-21 | Mitsubishi Heavy Ind Ltd | Preparation of catalyst |
| CN103627920A (en) * | 2013-11-11 | 2014-03-12 | 江苏大学 | Preparation method of porous nickel |
| CN105018771A (en) * | 2014-04-30 | 2015-11-04 | 中国科学院金属研究所 | Preparation method of nickel foam or nickel foam substrate alloy |
| CN105018770A (en) * | 2014-04-30 | 2015-11-04 | 中国科学院金属研究所 | Method for preparing porous metal material and application thereof |
| CN106801159A (en) * | 2015-11-26 | 2017-06-06 | 常德力元新材料有限责任公司 | A kind of preparation method of nickel foam or foam nickel-base alloy |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109355516B (en) | 2020-06-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11401588B2 (en) | Additive manufacturing method of lead-free environmentally-friendly high-strength brass alloy | |
| CN105018770B (en) | A kind of preparation method and applications of porous metal material | |
| CN102753735B (en) | Heat sink material | |
| CN105648260B (en) | A kind of method that copper-iron alloy removal alloying prepares micron porous metal copper billet body | |
| CN105543531A (en) | Dealloying method for preparing micron nano-porous copper block body | |
| CN109022873B (en) | 7XXX-SiC aluminum-based composite material and preparation method thereof | |
| CN109970464B (en) | Preparation method of porous metal oxide | |
| CN106801159A (en) | A kind of preparation method of nickel foam or foam nickel-base alloy | |
| CN103952587B (en) | A kind of complex phase Cu alloy material and preparation method thereof | |
| KR20150017143A (en) | Magnesium alloy for extrusion with excellent plasticity―workability and method for producing the same | |
| KR101331027B1 (en) | Manufacturing method of metal foam with uniformly distributed nano-sized pores and metal foam manufactured thereby | |
| CN109338150A (en) | A kind of porous copper alloy and preparation method thereof | |
| CN114045446A (en) | Zr-based amorphous alloy with nanoscale thermoplastic forming capability and preparation method and application thereof | |
| CN101876036B (en) | Zinc alloy based diatomite, pumice and cobalt ferric oxide composite material and preparation method thereof | |
| CN109355516A (en) | A kind of porous nickel alloy and preparation method thereof | |
| CN101250705B (en) | Method for manufacturing nickel-cuprum metallic baseband layer of highly oriented double-shaft texture | |
| CN114789240A (en) | Anode for electrolyzing metal manganese and preparation method thereof | |
| CN101876037B (en) | Copper alloy based diatomite, sepiolite and cobalt ferric oxide composite material and preparation method thereof | |
| CN112170862A (en) | Preparation method of silver-tungsten contact material | |
| CN101942584B (en) | Zinc alloys, sepiolite-ferric oxide and vermiculite-barium ferrate composite material and preparation method thereof | |
| CN105568324A (en) | Preparation method of high-performance surface alloying copper material | |
| CN109371290A (en) | Enhancing aluminum-base composite material by silicon carbide particles and preparation method thereof | |
| CN101876038B (en) | Copper alloy based diatomite, pumice and ferric oxide composite material and preparation method thereof | |
| CN101942595A (en) | Magnesium-base copper-fiber pumice iron-barium oxide composite and preparation method thereof | |
| CN115921898A (en) | Method for preparing porous copper by combining laser powder bed melting technology with dealloying method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221207 Address after: 230000 Room 203, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Hefei Jiuzhou Longteng scientific and technological achievement transformation Co.,Ltd. Address before: 110159 No. 6 Nanping Road, Hunnan New District, Shenyang, Liaoning Patentee before: SHENYANG LIGONG University Effective date of registration: 20221207 Address after: No. 177, Ximei Road, Hongshan street, Xinwu District, Wuxi City, Jiangsu Province, 214000 Patentee after: WUXI TENGDA HAICHUAN NEW MATERIAL Co.,Ltd. Address before: 230000 Room 203, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee before: Hefei Jiuzhou Longteng scientific and technological achievement transformation Co.,Ltd. |