CN102731095A - SiC (silicon carbide)-AlN (aluminium nitride) ceramic composite material with high thermal conductivity and preparation method of composite material - Google Patents

SiC (silicon carbide)-AlN (aluminium nitride) ceramic composite material with high thermal conductivity and preparation method of composite material Download PDF

Info

Publication number
CN102731095A
CN102731095A CN2012102486161A CN201210248616A CN102731095A CN 102731095 A CN102731095 A CN 102731095A CN 2012102486161 A CN2012102486161 A CN 2012102486161A CN 201210248616 A CN201210248616 A CN 201210248616A CN 102731095 A CN102731095 A CN 102731095A
Authority
CN
China
Prior art keywords
sic
aln
silicon carbide
ceramic composite
powder
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
Application number
CN2012102486161A
Other languages
Chinese (zh)
Other versions
CN102731095B (en
Inventor
张玉军
李兆敏
李其松
孙海滨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANDONG BAONA NEW MATERIALS CO Ltd
Original Assignee
SHANDONG BAONA NEW MATERIALS CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SHANDONG BAONA NEW MATERIALS CO Ltd filed Critical SHANDONG BAONA NEW MATERIALS CO Ltd
Priority to CN 201210248616 priority Critical patent/CN102731095B/en
Publication of CN102731095A publication Critical patent/CN102731095A/en
Application granted granted Critical
Publication of CN102731095B publication Critical patent/CN102731095B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Ceramic Products (AREA)

Abstract

The invention relates to a SiC (silicon carbide)-AlN (aluminium nitride) composite material and a preparation method thereof. The SiC-AlN composite material is prepared from the following raw materials in mass percent: 50% to 80% of SiC, 5% to 30% of AlN, 5% to 15% of powdered carbon, 1% to 3% of surface active agent, 0.5% to 2.5% of dispersing agent, and 0.3% to 1.5% of adhesion agent. The preparation method comprises the steps of mixing, forming and sintering the raw materials. As being prepared by adding the AlN in the SiC material, the SiC-AlN composite material has the advantages of higher hardness than the common silicon carbide materials, low thermal expansion coefficient, high heat conductivity and the like, and has wide application prospect in the field of industrial stoves, petroleum, metallurgy, chemical industry, machinery, aeronautics and astronautics, etc.

Description

A kind of high heat conductance SiC-AlN ceramic composite and preparation method thereof
Technical field
The present invention relates to a kind of high heat conductance SiC-AlN ceramic composite and preparation method thereof, belong to field of inorganic nonmetallic material.
Background technology
Silicon carbide ceramics has the hardness height; Anti-strong temperature, antioxidant, corrosion-resistant, hot strength is high, decomposition temperature high (being higher than 2400 ℃); Chemicalstability is good; Good thermal shock, advantage such as thermal conductivity is high, and thermal expansivity is low; Be widely used at numerous areas such as Industrial Stoves, oil, metallurgy, chemical industry, machinery, aerospace, the good thermomechanical property that especially silicon carbide ceramics had has broad application prospects its occasion of thermal property being had relatively high expectations at heat exchanger, heat-accumulation combustion etc.
Yet the carbofrax material that makes at present but ubiquity the low problem of thermal conductivity.[Analysis of additives on BeO-doped SiC ceramics by secondary ion mass spectroscopy such as TANAKA S.; Nippon seramikkusu kyokai gakujutsu ronbunshi; 1995; 103 (8): 870-872] through in silit, adding beryllium oxide, the silicon carbide ceramics thermal conductivity that makes is up to 270W/ (mK).[Formation of solid solutions in the SiC-BeO system during hot pressing of ceramics such as Safaraliev G K; Inorg.Mater.1992; 28 (4): 609-611] also point out; The thermal conductivity of material is higher more than 3 times than pure silit behind the adding beryllium oxide in silit, yet beryllium oxide is a highly toxic material, and is harmful.
Aluminium nitride AlN is a kind of new ceramic material of high comprehensive performance; Has good heat conductivity (theoretical thermal conductivity can reach 320W/ (mK)); Nontoxic, and similar with silit at atomic size, molecular weight, density and crystalline structure, thereby caused many investigators' concern.Chinese patent CN200610155655.1 uses the vacuum non-pressure sintering method, is sintering aid with the yttrium oxide, has processed the aluminium nitride reinforced sibicon carbide material, but this patent does not have the research about thermal conductivity.Cheng Weihua etc. [densification of hot pressed sintering AlN-SiC complex phase ceramic, non-ferrous metal, 2010.8,62 (3): 26-29] have studied the influence of processing parameters such as SiC content and hot pressing temperature, soaking time to the complex phase ceramic densification.Pan Yubai etc. [microstructure of pressureless sintering SiC-AlN complex phase ceramic, Journal of Inorganic Materials, 1995.12,10 (4): 428-532] utilize the pressureless sintering method to prepare the SiC-AlN complex phase ceramic, have studied the relation between microstructure and mechanical property.[SiC content and hot pressed sintering temperature are to the influence of AlN-SiC diphase ceramic material heat conductivility for Cheng Weihua etc.; Mechanical engineering material; 2009.6; 33 (6): 69-71] prepared the AlN-SiC complex phase ceramic with pressure sintering, studied the influence to thermal conductivity of SiC content and hot pressed sintering temperature, the thermal conductivity that makes material is up to 88.92W/ (mK).Though the bibliographical information of many research SiC-AlN complex phase ceramics has been arranged at present; But more be about Mechanical Properties; Research to thermal conductivity is then fewer; And mostly the preparation method be pressure sintering and pressureless sintering method, and reaction sintering still of no use prepares the patent and the bibliographical information of high heat conductance SiC-AlN ceramic composite.
Summary of the invention
Deficiency to prior art; The present invention provides a kind of high heat conductance SiC-AlN ceramic composite and preparation method thereof; This method technology is simple, cost is low; Prepared SiC-AlN ceramic composite also has the high characteristics of thermal conductivity except the excellent properties with general silicon carbide ceramics, can satisfy the application requiring of the occasion that heat exchanger, heat-accumulation combustion etc. have relatively high expectations to thermal conductivity.
The term explanation
D 50: also be meso-position radius or median particle diameter, be used for representing the median size of powder.
Technical scheme of the present invention is following:
A kind of high heat conductance SiC-AlN ceramic composite; Material composition by following mass percent forms through mixing, moulding, sintering: silit 50 ~ 80wt.%; Aluminium nitride AlN 5 ~ 30wt.%, powdered carbon 5 ~ 15wt.%, tensio-active agent 1 ~ 3wt.%; Dispersion agent 0.5 ~ 2.5wt.%, sticker 0.3 ~ 1.5wt.%; Each composition consumption sum is 100%.
Preferably, above-mentioned SiC-AlN matrix material is formed through mixing, moulding, sintering by the material composition of following mass percent: silit 55 ~ 75wt.%; Aluminium nitride AlN 10 ~ 25wt.%, powdered carbon 5 ~ 15wt.%, tensio-active agent 1 ~ 3wt.%; Dispersion agent 0.5 ~ 2.5wt.%, sticker 0.3 ~ 1.5wt.%; Each composition consumption sum is 100%.
Said silit is the silicon carbide micro-powder of median size 1.0 ~ 50 μ m; Preferably, said silit is to press mass ratio (3 ~ 12) by the silicon carbide micro-powder of median size 1.0 ~ 5 μ m, the silicon carbide micro-powder of median size 5 ~ 20 μ m and the silicon carbide micro-powder of median size 20 ~ 50 μ m: (2 ~ 4): 1 blended silicon carbide micro-powder.
Said aluminium nitride AlN is the aluminum nitride powder of median size 0.5 ~ 5 μ m; Said powdered carbon is the powdered carbon of median size 0.1 ~ 1.0 μ m; Said tensio-active agent is selected from Triple Pressed Stearic Acid (octadecanoic acid) or glycerin fatty acid ester.
Said dispersion agent is selected from TMAH or ROHM; Preferably, said polyacrylic molecular weight is 3000 ~ 30000.
Said sticker is selected from Z 150PH or CMC 99.5; Preferably, the molecular weight of said Z 150PH is 50000 ~ 100000.
The preparation method of above-mentioned SiC-AlN ceramic composite, step is following:
(1) with the weighing mixing in proportion of silit, aluminium nitride AlN, powdered carbon, tensio-active agent, dispersion agent and sticker, makes mixing raw material, add water for ball milling then and mixed 2 ~ 6 hours, make SiC-AlN composite interstitial substance slurry;
(2) the SiC-AlN composite interstitial substance slurry mist projection granulating that step (1) is made, compression moulding obtains high-density blank;
(3) high-density blank that step (2) is made is 50 ~ 70 ℃ of oven dry 8 ~ 20 hours, and then in vacuum sintering furnace, 1650 ~ 1800 ℃ of sintering 8 ~ 12 hours make the SiC-AlN ceramic composite.
The mass ratio of mixing raw material and water is 3 in the said step (1): (2 ~ 5); Preferably, the water in the said step (1) is deionized water.
In the mist projection granulating process, granulation powder water ratio is 0.2 ~ 0.4% in the said step (2).
Preferably, the compression moulding in the said step (2), the particle that will make through mist projection granulating is at 80 ~ 160MPa cold isostatic compaction, pressurize 2 ~ 5 minutes.
The SiC-AlN stupalith volume density that the present invention makes is greater than 3.1g/cm 3, thermal conductivity is greater than 140W/ (mK), and room temperature to 1200 ℃ thermal expansivity is less than 4.5 * 10 -6/ ℃, three-point bending strength is greater than 280MPa, and fracture toughness property is greater than 4.5MPam 1/2
The said mist projection granulating of the present invention, cold isostatic compaction all get final product by state of the art.
SiC-AlN ceramic body of the present invention can be used existing all the forming technique moulding in this area except above-mentioned briquetting process.
Beneficial effect
1, the present invention makes the SiC-AlN ceramic composite through in the SiC material, adding AlN; This SiC-AlN ceramic composite removes has general carbofrax material hardness height; Outside the advantages such as thermal expansivity is low; Also have the high advantage of thermal conductivity, this SiC-AlN matrix material is with a wide range of applications in fields such as Industrial Stoves, oil, metallurgy, chemical industry, machinery, aerospace.
2, preparing method's technology of the present invention is simple, easy to operate, is convenient to suitability for industrialized production.
Embodiment
Below in conjunction with embodiment technical scheme of the present invention is further specified, but institute of the present invention protection domain is not limited thereto.
The raw material explanation:
Various D described in the embodiment 50Different silicon carbide micro-powders is all available from Henan Xindaxin Material Co., Ltd, various D 50Different aluminium nitride AlN micro mists is all available from the abundant special cermacis ltd that reaches in Zibo, various D 50Different powdered carbons is all available from Shanghai sea promise charcoal industry ltd;
Z 150PH, molecular weight are 50000～100000, and perseveranceization Science and Technology Ltd. in Jinan is on sale;
Triple Pressed Stearic Acid, Zibo Feng Sen oil and fat chemical ltd is on sale;
TMAH, it is on sale that Guangzhou is prone to order chemical industry ltd;
ROHM, molecular weight are 3000 ~ 30000, and Zibo refined Sheng Xiang chemical industry ltd is on sale;
Glycerin fatty acid ester, the Jinan Dong Run Science and Technology Ltd. that refines is on sale;
CMC 99.5, Qingzhou City clear spring Mierocrystalline cellulose factory is on sale.
SiC-AlN ceramic composite Density Detection is with the test of Archimedes's drainage, and concrete steps are following:
1) testing sample is placed 70 ℃ of dry 24h of baking oven after, the dry weight (W under weighing testing sample room temperature on the analytical balance 1), be accurate to 0.001g;
2) testing sample after the step 1) weighing is put into boiling water and boil 2h, behind cool to room temperature, the buoyant weight (W of the saturated testing sample of weighing in water 2), be accurate to 0.001g;
3) with step 2) testing sample after the weighing takes out from water, after with gauze test specimen surface redundant moisture being dabbed off, the aerial weight in wet base (W of the saturated testing sample of weighing rapidly 3), be accurate to 0.001g;
4) repeat above-mentioned each step 3 and time get average, then according to formula: ρ=W 1/ (W 3-W 2) calculate the volume density of testing sample.
SiC-AlN ceramic composite thermal conductivity detection method is the LASER HEAT inducing defecation by enema and suppository, detects with the Germany anti-NETZSCH of speeding LFA 457
Figure BDA00001898351700031
type laser conductometer;
SiC-AlN ceramic composite three-point bending strength detection method detects by GB/T 6569-1986;
SiC-AlN ceramic composite fracture toughness property detection method detects by GB/T 23806-2009.
Embodiment 1:
A kind of preparation method of high heat conductance SiC-AlN ceramic composite, step is following, is weight part:
(1) takes by weighing 50 parts of D 50Be the silicon carbide micro-powder of 2.5 μ m, 23 parts of D 50Be the silicon carbide micro-powder of 10 μ m, 7 parts of D 50Be the silicon carbide micro-powder of 30 μ m, 10 parts of D 50Be the aluminium nitride AlN micro mist of 1 μ m, 7 parts of D 50Be after the powdered carbon of 0.5 μ m, 1.5 parts Triple Pressed Stearic Acid, 1 part TMAH, 0.5 part Z 150PH mix; Add in 80 parts the deionized water; With the silit ballstone is grinding medium, and ball milling is 4.5 hours in nylon inner bag ball grinder, makes SiC-AlN composite interstitial substance slurry;
(2) the SiC-AlN composite interstitial substance slurry mist projection granulating that step (1) is made, control granulation powder water ratio is 0.2 ~ 0.4%; Use isostatic pressing machine cold isostatic compaction under the 100MPa condition then, pressurize 3 minutes, the acquisition blank density is 1.88g/cm 3, obtain high-density blank;
(3) high-density blank that step (2) is made is 60 ℃ of oven dry 10 hours, and then in vacuum sintering furnace, 1680 ℃ of sintering 9 hours after the cooling, make the SiC-AlN ceramic composite.
Through detecting, resulting SiC-AlN ceramic composite density is 3.10g/cm 3, thermal conductivity is 146.21W/ (mK), three-point bending strength 311.43MPa, and fracture toughness property is greater than 4.54MPam 1/2
Embodiment 2:
A kind of preparation method of high heat conductance SiC-AlN ceramic composite, step is following, is weight part:
(1) takes by weighing 45 parts of D 50Be the silicon carbide micro-powder of 4 μ m, 15 parts of D 50Be the silicon carbide micro-powder of 13 μ m, 7 parts of D 50Be the silicon carbide micro-powder of 25 μ m, 20 parts of D 50Be the aluminium nitride AlN micro mist of 3.5 μ m, 10 parts of D 50Be after the powdered carbon of 0.5 μ m, 1.5 parts glycerin fatty acid ester, 1 part ROHM, 0.5 part CMC 99.5 mix; Add in 100 parts the deionized water; With the silit ballstone is grinding medium, and ball milling is 4 hours in nylon inner bag ball grinder, makes SiC-AlN composite interstitial substance slurry;
(2) the SiC-AlN composite interstitial substance slurry mist projection granulating that step (1) is made, control granulation powder water ratio is 0.2 ~ 0.4%; Use isostatic pressing machine cold isostatic compaction under the 120MPa condition then, pressurize 3 minutes, the acquisition blank density is 1.91g/cm 3, obtain high-density blank;
(3) high-density blank that step (2) is made is 60 ℃ of oven dry 15 hours, and then in vacuum sintering furnace, 1720 ℃ of sintering 10 hours after the cooling, make the SiC-AlN ceramic composite.
Through detecting, resulting SiC-AlN ceramic composite density is 3.12g/cm 3, thermal conductivity is 157.21W/ (mK), three-point bending strength 329.84MPa, and fracture toughness property is greater than 4.74MPam 1/2
Embodiment 3:
A kind of preparation method of high heat conductance SiC-AlN ceramic composite, step is following, is weight part:
(1) takes by weighing 43 parts of D 50Be the silicon carbide micro-powder of 2.5 μ m, 13 parts of D 50Be the silicon carbide micro-powder of 15 μ m, 6 parts of D 50Be the silicon carbide micro-powder of 30 μ m, 25 parts of D 50Be the aluminium nitride AlN micro mist of 2 μ m, 10 parts of D 50Be after the powdered carbon of 0.5 μ m, 1.5 parts Triple Pressed Stearic Acid, 1 part ROHM, 0.5 part Z 150PH mix; Add in 100 parts the deionized water; With the silit ballstone is grinding medium, and ball milling is 3.5 hours in nylon inner bag ball grinder, makes SiC-AlN composite interstitial substance slurry;
(2) the SiC-AlN composite interstitial substance slurry mist projection granulating that step (1) is made, control granulation powder water ratio is 0.2 ~ 0.4%; Use isostatic pressing machine cold isostatic compaction under the 160MPa condition then, pressurize 3 minutes, the acquisition blank density is 1.92g/cm 3, obtain high-density blank;
(3) high-density blank that step (2) is made is 60 ℃ of oven dry 12 hours, and then in vacuum sintering furnace, 1800 ℃ of sintering 8.5 hours after the cooling, make the SiC-AlN ceramic composite.
Through detecting, resulting SiC-AlN ceramic composite density is 3.13g/cm 3, thermal conductivity is 162.13W/ (mK), three-point bending strength 357.50MPa, and fracture toughness property is greater than 4.93MPam 1/2
Embodiment 4
Like embodiment 3 described preparing methods, difference is, adds 5 parts of D in the step (1) 50Be the aluminium nitride AlN micro mist of 2 μ m, 57 parts of D 50Be the silicon carbide micro-powder of 2.5 μ m, 17 parts of D 50Be the silicon carbide micro-powder of 15 μ m, 8 parts of D 50It is the silicon carbide micro-powder of 30 μ m.
Through detecting, resulting SiC-AlN composite density is 3.11g/cm 3, thermal conductivity is 145.75W/ (mK), three-point bending strength 313.76MPa, and fracture toughness property is greater than 4.57MPam 1/2
Interpretation of result
Can find out through above embodiment, introduce the thermal conductivity that aluminium nitride AlN can improve the SiC-AlN matrix material.In the aluminium nitride AlN content range that application proposes, along with the increase of aluminium nitride AlN content, volume density, thermal conductivity, three-point bending strength and fracture toughness property increase thereupon.Why volume density, three-point bending strength and fracture toughness property are because the forming pressure of embodiment 4 big, sintering temperature high cause greater than embodiment 1 among the embodiment 4.
Need to prove that what more than enumerate only is several specific embodiments of the present invention, obviously the present invention is not limited only to above embodiment, and other distortion can also be arranged.Those skilled in the art directly derives or all distortion of amplification indirectly from the disclosure of invention, all should think protection scope of the present invention.

Claims (10)

1. SiC-AlN ceramic composite; It is characterized in that, form through mixing, moulding, sintering by the material composition of following mass percent: silit 50 ~ 80wt.%, aluminium nitride AlN 5 ~ 30wt.%; Powdered carbon 5 ~ 15wt.%; Tensio-active agent 1 ~ 3wt.%, dispersion agent 0.5 ~ 2.5wt.%, sticker 0.3 ~ 1.5wt.%; Each composition consumption sum is 100%.
2. SiC-AlN ceramic composite as claimed in claim 1; It is characterized in that, form through mixing, moulding, sintering by the material composition of following mass percent: silit 55 ~ 75wt.%, aluminium nitride AlN 10 ~ 25wt.%; Powdered carbon 5 ~ 15wt.%; Tensio-active agent 1 ~ 3wt.%, dispersion agent 0.5 ~ 2.5wt.%, sticker 0.3 ~ 1.5wt.%; Each composition consumption sum is 100%.
3. SiC-AlN ceramic composite as claimed in claim 1 is characterized in that, said silit is the silicon carbide micro-powder of median size 1.0 ~ 50 μ m; Preferably, said silit is to press mass ratio (3 ~ 12) by the silicon carbide micro-powder of median size 1.0 ~ 5 μ m, the silicon carbide micro-powder of median size 5 ~ 20 μ m and the silicon carbide micro-powder of median size 20 ~ 50 μ m: (2 ~ 4): 1 blended silicon carbide micro-powder.
4. SiC-AlN ceramic composite as claimed in claim 1 is characterized in that, said aluminium nitride AlN is the aluminum nitride powder of median size 0.5 ~ 5 μ m; Said powdered carbon is the powdered carbon of median size 0.1 ~ 1.0 μ m.
5. SiC-AlN ceramic composite as claimed in claim 1 is characterized in that said tensio-active agent is selected from Triple Pressed Stearic Acid or glycerin fatty acid ester.
6. SiC-AlN ceramic composite as claimed in claim 1 is characterized in that said dispersion agent is selected from TMAH or ROHM; Preferably, said polyacrylic molecular weight is 3000 ~ 30000;
Preferably, said sticker is selected from Z 150PH or CMC 99.5; Further preferred, the molecular weight of said Z 150PH is 50000 ~ 100000.
7. the preparation method of the said SiC-AlN ceramic composite of claim 1 is characterized in that step is following:
(1) with the weighing mixing in proportion of silit, aluminium nitride AlN, powdered carbon, tensio-active agent, dispersion agent and sticker, makes mixing raw material, add water for ball milling then and mixed 2 ~ 6 hours, make SiC-AlN composite interstitial substance slurry;
(2) the SiC-AlN composite interstitial substance slurry mist projection granulating that step (1) is made, compression moulding obtains high-density blank;
(3) high-density blank that step (2) is made is 50 ~ 70 ℃ of oven dry 8 ~ 20 hours, and then in vacuum sintering furnace, 1650 ~ 1800 ℃ of sintering 8 ~ 12 hours make the SiC-AlN ceramic composite.
8. preparation method as claimed in claim 1 is characterized in that, the mass ratio of mixing raw material and water is 3 in the said step (1): (2 ~ 5); Preferably, the water in the said step (1) is deionized water.
9. preparation method as claimed in claim 1 is characterized in that, in the mist projection granulating process, granulation powder water ratio is 0.2 ~ 0.4% in the said step (2).
10. preparation method as claimed in claim 1 is characterized in that, the compression moulding in the said step (2), and the particle that will make through mist projection granulating is at 80 ~ 160MPa cold isostatic compaction, pressurize 2 ~ 5 minutes.
CN 201210248616 2012-07-17 2012-07-17 SiC (silicon carbide)-AlN (aluminium nitride) ceramic composite material with high thermal conductivity and preparation method of composite material Active CN102731095B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201210248616 CN102731095B (en) 2012-07-17 2012-07-17 SiC (silicon carbide)-AlN (aluminium nitride) ceramic composite material with high thermal conductivity and preparation method of composite material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201210248616 CN102731095B (en) 2012-07-17 2012-07-17 SiC (silicon carbide)-AlN (aluminium nitride) ceramic composite material with high thermal conductivity and preparation method of composite material

Publications (2)

Publication Number Publication Date
CN102731095A true CN102731095A (en) 2012-10-17
CN102731095B CN102731095B (en) 2013-09-04

Family

ID=46987490

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201210248616 Active CN102731095B (en) 2012-07-17 2012-07-17 SiC (silicon carbide)-AlN (aluminium nitride) ceramic composite material with high thermal conductivity and preparation method of composite material

Country Status (1)

Country Link
CN (1) CN102731095B (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104211403A (en) * 2013-06-03 2014-12-17 骏熠电子科技(昆山)有限公司 Making method for silicon carbide heat dissipation material
CN104446486A (en) * 2014-10-30 2015-03-25 孙学贤 Thermal shock resistant ceramic tube mold and preparation method thereof
CN105367069A (en) * 2015-10-27 2016-03-02 合肥龙多电子科技有限公司 Economic efficient tough aluminum nitride-silicon carbide composite circuit board substrate material containing white carbon black and preparation method thereof
CN107445624A (en) * 2017-09-07 2017-12-08 张家港市山牧新材料技术开发有限公司 A kind of preparation method of aluminum nitride silicon carbide composite ceramic material
CN108530085A (en) * 2018-06-14 2018-09-14 长沙鹏登生物陶瓷有限公司 A kind of composite material of repair teeth porcelain veneer
CN109721365A (en) * 2019-03-02 2019-05-07 管伟 A kind of novel composite ceramic material and its processing technology based on silicon carbide
CN109970449A (en) * 2019-03-01 2019-07-05 武汉科技大学 The method that silicon carbide nitride aluminium composite material special-shaped part is prepared using SLM
CN113121252A (en) * 2019-12-30 2021-07-16 海南大学 Preparation method of high-thermal-conductivity SiC-AlN composite ceramic

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101182210A (en) * 2007-11-13 2008-05-21 北京科技大学 Method of synthesizing AlN-SiC composite material while controlling content of carbon and nitrogen

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101182210A (en) * 2007-11-13 2008-05-21 北京科技大学 Method of synthesizing AlN-SiC composite material while controlling content of carbon and nitrogen

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
郭兴忠等: "喷雾造粒制备SiC-AlN复合粉体特性及烧结性能", 《中国有色金属学报》, vol. 18, no. 10, 31 October 2008 (2008-10-31), pages 1847 - 1 *

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104211403A (en) * 2013-06-03 2014-12-17 骏熠电子科技(昆山)有限公司 Making method for silicon carbide heat dissipation material
CN104446486A (en) * 2014-10-30 2015-03-25 孙学贤 Thermal shock resistant ceramic tube mold and preparation method thereof
CN105367069A (en) * 2015-10-27 2016-03-02 合肥龙多电子科技有限公司 Economic efficient tough aluminum nitride-silicon carbide composite circuit board substrate material containing white carbon black and preparation method thereof
CN107445624A (en) * 2017-09-07 2017-12-08 张家港市山牧新材料技术开发有限公司 A kind of preparation method of aluminum nitride silicon carbide composite ceramic material
CN108530085A (en) * 2018-06-14 2018-09-14 长沙鹏登生物陶瓷有限公司 A kind of composite material of repair teeth porcelain veneer
CN109970449A (en) * 2019-03-01 2019-07-05 武汉科技大学 The method that silicon carbide nitride aluminium composite material special-shaped part is prepared using SLM
CN109970449B (en) * 2019-03-01 2021-12-21 武汉科技大学 Method for preparing silicon carbide aluminum nitride composite material special-shaped part by adopting SLM (selective laser melting)
CN109721365A (en) * 2019-03-02 2019-05-07 管伟 A kind of novel composite ceramic material and its processing technology based on silicon carbide
CN113121252A (en) * 2019-12-30 2021-07-16 海南大学 Preparation method of high-thermal-conductivity SiC-AlN composite ceramic
CN113121252B (en) * 2019-12-30 2022-06-07 海南大学 Preparation method of high-thermal-conductivity SiC-AlN composite ceramic

Also Published As

Publication number Publication date
CN102731095B (en) 2013-09-04

Similar Documents

Publication Publication Date Title
CN102731095B (en) SiC (silicon carbide)-AlN (aluminium nitride) ceramic composite material with high thermal conductivity and preparation method of composite material
CN104926312B (en) A kind of high heat conductance pressureless sintering silicon carbide ceramic material and preparation method thereof
CN104926313B (en) A kind of high heat conductance reaction sintering silicon carbide ceramic material and preparation method thereof
CN101538162B (en) Preparation method for high reliability large-scale silicon nitride ceramic material
CN101456737B (en) Boron carbide base composite ceramic and preparation method thereof
CN101555156B (en) Boron nitride crystal whisker/silicon nitride ceramic composite material and preparation method thereof
CN104045350B (en) Method for preparing silicon nitride /silicon carbide ceramic composite by use of reaction sintering process
CN101913876B (en) Method for preparing zirconium boride-tungsten titanium carbide self-lubricating composite ceramic material
CN101550330A (en) Lightweight high heat conductive composite material and preparation method thereof
CN111533558A (en) Pure Ti3AlC2 powder, block or porous body and preparation method and application thereof
CN105859301A (en) Silicon nitride ceramic and preparation method thereof
CN105256186A (en) Powder metallurgy bearing material and preparation method thereof
CN106041047A (en) Powder metallurgy high-strength bearing material and preparation method thereof
CN103058701A (en) Preparation method for porous silicon nitride composite ceramic
CN101734920B (en) Titanium nitride porous ceramics and preparation method thereof
CN101863668A (en) Method for synthesizing SiC/FexSiy composite material by using iron ore tailings
Liu et al. Effect of starting powders size on the Al2O3–TiC composites
CN104529167A (en) In-situ growth beta-Si3N4 fiber/rod-like crystal enhanced glass-ceramic composite material and preparation method thereof
CN101186506B (en) Method for preparing boron nitride/sialon ceramic composite material by using boron-rich slag
CN103524133A (en) Preparation technology of silicon nitride ceramic balls
CN103183488A (en) High-temperature-resistant high-pressure-resistant composite material thermal insulation plate and manufacturing method thereof
CN104446461A (en) Low-expansion ZrO2/ZrW2O8 ceramic composite material and preparation method thereof
Li et al. Preparation of high‐strength lightweight alumina with plant‐derived pore using corn stalk as pore‐forming agent
Hotta Microstructural control for ultrafine-grained non-oxide structural ceramics
CN103938051B (en) The preparation method of the corrosion of resistance to aluminium high desnity metal ceramic material

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant