CN105948720A - Alumina bioceramics material and preparation method therefor - Google Patents
Alumina bioceramics material and preparation method therefor Download PDFInfo
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- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
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Abstract
The invention belongs to the field of medical materials and discloses an alumina bioceramics material and a preparation method therefor. The ceramic material is prepared from the ingredients in parts by weight: 16-28 parts of alumina, 3-6 parts of molybdenum boride, 3-5 parts of boron nitride, 2-5 parts of chromium boride, 3-7 parts of tungsten silicide, 4-8 parts of cobalt silicide, 2-4 parts of magnesia, 2-4 parts of copper, 1-3 parts of zirconium, 2-5 parts of rubidium and 1-3 parts of nickel. The preparation method disclosed by the invention comprises the following steps: (1) carrying out mechanical ball-milling on the ingredients (in parts by weight) in a ball mill; (2) after ball-milling, uniformly mixing a mixed cermet material; and (3) carrying out high-temperature sintering on the mixture, which is uniformly mixed in the step (2), in a high-temperature sintering furnace for 3 hours at the temperature of 800 DEG C to 900 DEG C, then, heating the mixture to the temperature of 950 DEG C to 1,050 DEG C, carrying out sintering for 4 hours, and cooling the mixture to room temperature, thereby preparing the alumina bioceramics material.
Description
Technical field
The invention belongs to biological material field, relate to a kind of aluminium oxide bioceramic material and preparation method thereof.
Background technology
Along with development and the raising of manufacturing technology of science and technology, aluminium oxide ceramics is in modern industry and modern science skill
Art is increasingly widely applied in field.Such as in mechanical aspects, there are wear-resisting alumina ceramic lining brick, liner plate, liner,
Aluminium oxide ceramics is followed closely, ceramic seal, black aluminium oxide ceramic cutter, red oxidization aluminum ceramic plunger etc..At electronics, electricity
Power aspect has various aluminium oxide ceramics base plate, substrate, ceramic membrane, high-pressure mercury lamp transparent alumina ceramics and various aluminium oxide pottery
Porcelain electric insulation porcelain piece, electronic material, magnetic material etc..Aluminium oxide ceramic artificial bone, hydroxyapatite coating layer is had in terms of medical science
The artificial tooth of polycrystalline alumina ceramic, artificial joint etc..Alumina ceramic material have high temperature resistant, hardness is big, intensity is high, corrosion resistant
The premium properties such as erosion, electric insulation, air-tightness are good, the ceramic new material that in current oxide ceramics, purposes is the widest, yield is maximum.But
Being as other ceramic materials, this pottery enbrittles this intrinsic deadly defect so that making of alumina ceramic material
It is severely limited with scope and life-span thereof.In recent years, in aluminium oxide ceramics, introduce the Al/ of metallic aluminium Plastic phase
Al2O3 Ceramic matric composite is a very active research field.
Summary of the invention
Solve the technical problem that: it is an object of the invention in alumina ceramic material, add other ceramic metals
Point, improve the mechanical strength of alumina ceramic material, including hot strength, comprcssive strength etc..
Technical scheme: in order to solve the problems referred to above, the invention discloses a kind of aluminium oxide bioceramic material, described oxygen
Change aluminum bioceramic material and include the composition of following weight:
Aluminium oxide 16-28 part,
Molybdenum boride 3-6 part,
Boron nitride 3-5 part,
Chromium boride 2-5 part,
Tungsten silicide 3-7 part,
Cobalt silicide 4-8 part,
Magnesium oxide 2-4 part,
Copper 2-4 part,
Zirconium 1-3 part,
Rubidium 2-5 part,
Nickel 1-3 part.
Preferably, described a kind of aluminium oxide bioceramic material includes the composition of following weight:
Aluminium oxide 20-24 part,
Molybdenum boride 4-5 part,
Boron nitride 3-4 part,
Chromium boride 3-4 part,
Tungsten silicide 4-6 part,
Cobalt silicide 5-7 part,
Magnesium oxide 3-4 part,
Copper 2-3 part,
Zirconium 1-2 part,
Rubidium 3-4 part,
Nickel 2-3 part.
The preparation method of a kind of aluminium oxide bioceramic material, comprises the following steps:
Step 1: according to weight portion respectively by aluminium oxide 16-28 part, molybdenum boride 3-6 part, boron nitride 3-5 part, chromium boride 2-5 part,
Tungsten silicide 3-7 part, cobalt silicide 4-8 part, magnesium oxide 2-4 part, copper 2-4 part, zirconium 1-3 part, rubidium 2-5 part, nickel 1-3 part are in ball mill
Mechanical ball milling;
Step 2: after ball milling, remixes hybrid metal ceramic material uniformly;
Step 3: by the compound high temperature sintering in high temperature sintering furnace after step (2) mix homogeneously, be 800-900 DEG C in temperature
Lower sintering 3h, then rise high-temperature and be 950-1050 DEG C, sinter 4h, be cooled to room temperature, be prepared as aluminium oxide bioceramic material.
The preparation method of described a kind of aluminium oxide bioceramic material, in described step 1, in ball mill, ratio of grinding media to material is
20:1-30:1, Ball-milling Time is 2-4h.
First the preparation method of described a kind of aluminium oxide bioceramic material, be 850 DEG C in temperature in described step 3
Lower sintering 3h.
The preparation method of described a kind of aluminium oxide bioceramic material, rising high-temperature in described step 3 again is 1000
DEG C, sinter 4h.
The preparation method of described a kind of aluminium oxide bioceramic material, uses high-speed mixer to enter in described step 2
Row mixing, mixing rotating speed is 200rpm-400rpm.
Beneficial effect: the hot strength of aluminium oxide bioceramic material, comprcssive strength and the hardness of the present invention are the highest,
Can meet the alumina ceramic material needs for various fields, the alumina ceramic material prepared also can be as novel
Inorganic bio is in medical domain.And the preparation method of the present invention has preparation process advantage simple, efficient.
Detailed description of the invention
Embodiment 1
Step 1: according to weight portion respectively by aluminium oxide 28 parts, molybdenum boride 3 parts, boron nitride 5 parts, chromium boride 2 parts, tungsten silicide 3 parts,
Cobalt silicide 4 parts, magnesium oxide 4 parts, copper 2 parts, zirconium 3 parts, rubidium 2 parts, 3 parts of mechanical ball millings in ball mill of nickel, ratio of grinding media to material in ball mill
For 30:1, Ball-milling Time is 2h;
Step 2: after ball milling, remixes hybrid metal ceramic material uniformly;
Step 3: by the compound high temperature sintering in high temperature sintering furnace after step (2) mix homogeneously, burns at temperature is 900 DEG C
Knot 3h, then to rise high-temperature be 1050 DEG C, sinters 4h, is cooled to room temperature, is prepared as aluminium oxide bioceramic material.
Embodiment 2
Step 1: according to weight portion respectively by aluminium oxide 16 parts, molybdenum boride 6 parts, boron nitride 3 parts, chromium boride 5 parts, tungsten silicide 7 parts,
Cobalt silicide 8 parts, magnesium oxide 2 parts, copper 4 parts, zirconium 1 part, rubidium 5 parts, 1 part of mechanical ball milling in ball mill of nickel, ratio of grinding media to material in ball mill
For 20:1, Ball-milling Time is 4h;
Step 2: after ball milling, remixes hybrid metal ceramic material uniformly;
Step 3: by the compound high temperature sintering in high temperature sintering furnace after step (2) mix homogeneously, burns at temperature is 800 DEG C
Knot 3h, then to rise high-temperature be 950 DEG C, sinters 4h, is cooled to room temperature, is prepared as aluminium oxide bioceramic material.
Embodiment 3
Step 1: according to weight portion respectively by aluminium oxide 20 parts, molybdenum boride 5 parts, boron nitride 3 parts, chromium boride 3 parts, tungsten silicide 6 parts,
Cobalt silicide 5 parts, magnesium oxide 4 parts, copper 3 parts, zirconium 1 part, rubidium 4 parts, 3 parts of mechanical ball millings in ball mill of nickel, ratio of grinding media to material in ball mill
For 20:1, Ball-milling Time is 4h;
Step 2: after ball milling, remixes hybrid metal ceramic material uniformly;
Step 3: by the compound high temperature sintering in high temperature sintering furnace after step (2) mix homogeneously, burns at temperature is 900 DEG C
Knot 3h, then to rise high-temperature be 1050 DEG C, sinters 4h, is cooled to room temperature, is prepared as aluminium oxide bioceramic material.
Embodiment 4
Step 1: according to weight portion respectively by aluminium oxide 24 parts, molybdenum boride 4 parts, boron nitride 4 parts, chromium boride 4 parts, tungsten silicide 4 parts,
Cobalt silicide 7 parts, magnesium oxide 3 parts, copper 2 parts, zirconium 2 parts, rubidium 3 parts, 2 parts of mechanical ball millings in ball mill of nickel, ratio of grinding media to material in ball mill
For 30:1, Ball-milling Time is 2h;
Step 2: after ball milling, remixes hybrid metal ceramic material uniformly;
Step 3: by the compound high temperature sintering in high temperature sintering furnace after step (2) mix homogeneously, burns at temperature is 800 DEG C
Knot 3h, then to rise high-temperature be 950 DEG C, sinters 4h, is cooled to room temperature, is prepared as aluminium oxide bioceramic material.
Embodiment 5
Step 1: according to weight portion respectively by aluminium oxide 22 parts, molybdenum boride 4 parts, boron nitride 3 parts, chromium boride 4 parts, tungsten silicide 5 parts,
Cobalt silicide 6 parts, magnesium oxide 3 parts, copper 2 parts, zirconium 2 parts, rubidium 3 parts, 3 parts of mechanical ball millings in ball mill of nickel, ratio of grinding media to material in ball mill
For 25:1, Ball-milling Time is 3h;
Step 2: after ball milling, remixes hybrid metal ceramic material uniformly;
Step 3: by the compound high temperature sintering in high temperature sintering furnace after step (2) mix homogeneously, burns at temperature is 800 DEG C
Knot 3h, then to rise high-temperature be 950 DEG C, sinters 4h, is cooled to room temperature, is prepared as aluminium oxide bioceramic material.
Comparative example 1
Step 1: according to weight portion respectively by aluminium oxide 28 parts, molybdenum boride 3 parts, boron nitride 5 parts, cobalt silicide 4 parts, magnesium oxide 4 parts,
Copper 2 parts, zirconium 3 parts, rubidium 2 parts, 3 parts of mechanical ball millings in ball mill of nickel, in ball mill, ratio of grinding media to material is 30:1, and Ball-milling Time is 2h;
Step 2: after ball milling, remixes hybrid metal ceramic material uniformly;
Step 3: by the compound high temperature sintering in high temperature sintering furnace after step (2) mix homogeneously, burns at temperature is 900 DEG C
Knot 3h, then to rise high-temperature be 1050 DEG C, sinters 4h, is cooled to room temperature, is prepared as aluminium oxide bioceramic material.
Comparative example 2
Step 1: according to weight portion respectively by aluminium oxide 28 parts, chromium boride 2 parts, tungsten silicide 3 parts, cobalt silicide 4 parts, magnesium oxide 4 parts,
Copper 2 parts, zirconium 3 parts, rubidium 2 parts, 3 parts of mechanical ball millings in ball mill of nickel, in ball mill, ratio of grinding media to material is 30:1, and Ball-milling Time is 2h;
Step 2: after ball milling, remixes hybrid metal ceramic material uniformly;
Step 3: by the compound high temperature sintering in high temperature sintering furnace after step (2) mix homogeneously, burns at temperature is 900 DEG C
Knot 3h, then to rise high-temperature be 1050 DEG C, sinters 4h, is cooled to room temperature, is prepared as aluminium oxide bioceramic material.
Determine embodiment 1 to 5 and the hot strength of aluminium oxide bioceramic material of comparative example 1 and 2, comprcssive strength and
Bending strength:
Claims (7)
1. an aluminium oxide bioceramic material, it is characterised in that described aluminium oxide bioceramic material includes following weight
Composition:
Aluminium oxide 16-28 part,
Molybdenum boride 3-6 part,
Boron nitride 3-5 part,
Chromium boride 2-5 part,
Tungsten silicide 3-7 part,
Cobalt silicide 4-8 part,
Magnesium oxide 2-4 part,
Copper 2-4 part,
Zirconium 1-3 part,
Rubidium 2-5 part,
Nickel 1-3 part.
A kind of aluminium oxide bioceramic material the most according to claim 1, it is characterised in that described aluminium oxide biology pottery
Ceramic material includes the composition of following weight:
Aluminium oxide 20-24 part,
Molybdenum boride 4-5 part,
Boron nitride 3-4 part,
Chromium boride 3-4 part,
Tungsten silicide 4-6 part,
Cobalt silicide 5-7 part,
Magnesium oxide 3-4 part,
Copper 2-3 part,
Zirconium 1-2 part,
Rubidium 3-4 part,
Nickel 2-3 part.
3. the preparation method of an aluminium oxide bioceramic material, it is characterised in that the system of described aluminium oxide bioceramic material
Preparation Method comprises the following steps:
Step 1: according to weight portion respectively by aluminium oxide 16-28 part, molybdenum boride 3-6 part, boron nitride 3-5 part, chromium boride 2-5 part,
Tungsten silicide 3-7 part, cobalt silicide 4-8 part, magnesium oxide 2-4 part, copper 2-4 part, zirconium 1-3 part, rubidium 2-5 part, nickel 1-3 part are in ball mill
Mechanical ball milling;Step 2: after ball milling, remixes hybrid metal ceramic material uniformly;
Step 3: by the compound high temperature sintering in high temperature sintering furnace after step (2) mix homogeneously, be 800-900 DEG C in temperature
Lower sintering 3h, then rise high-temperature and be 950-1050 DEG C, sinter 4h, be cooled to room temperature, be prepared as aluminium oxide bioceramic material.
The preparation method of a kind of aluminium oxide bioceramic material the most according to claim 3, it is characterised in that described step
In rapid 1, in ball mill, ratio of grinding media to material is 20:1-30:1, and Ball-milling Time is 2-4h.
The preparation method of a kind of aluminium oxide bioceramic material the most according to claim 3, it is characterised in that described step
First at temperature is 850 DEG C, 3h is sintered in rapid 3.
The preparation method of a kind of aluminium oxide bioceramic material the most according to claim 3, it is characterised in that described step
Rising high-temperature in rapid 3 again is 1000 DEG C, sinters 4h.
The preparation method of a kind of aluminium oxide bioceramic material the most according to claim 3, it is characterised in that described step
Using high-speed mixer to mix in rapid 2, mixing rotating speed is 200rpm-400rpm.
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CN107602132A (en) * | 2017-07-25 | 2018-01-19 | 西南交通大学 | A kind of preparation method of MoAlB ceramic powders |
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CN107602132A (en) * | 2017-07-25 | 2018-01-19 | 西南交通大学 | A kind of preparation method of MoAlB ceramic powders |
CN107602132B (en) * | 2017-07-25 | 2020-06-19 | 西南交通大学 | Preparation method of MoAlB ceramic powder |
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Application publication date: 20160921 |
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RJ01 | Rejection of invention patent application after publication |