CN109678554A - A kind of porous silicon carbide titanium ceramic material and preparation method thereof - Google Patents
A kind of porous silicon carbide titanium ceramic material and preparation method thereof Download PDFInfo
- Publication number
- CN109678554A CN109678554A CN201811466243.9A CN201811466243A CN109678554A CN 109678554 A CN109678554 A CN 109678554A CN 201811466243 A CN201811466243 A CN 201811466243A CN 109678554 A CN109678554 A CN 109678554A
- Authority
- CN
- China
- Prior art keywords
- parts
- ceramic material
- porous silicon
- titanium
- silicon carbide
- 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.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
- C04B38/063—Preparing or treating the raw materials individually or as batches
- C04B38/0635—Compounding ingredients
- C04B38/0645—Burnable, meltable, sublimable materials
- C04B38/067—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/04—Clay; Kaolin
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/1305—Organic additives
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3427—Silicates other than clay, e.g. water glass
- C04B2235/3463—Alumino-silicates other than clay, e.g. mullite
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3817—Carbides
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3817—Carbides
- C04B2235/3839—Refractory metal carbides
- C04B2235/3843—Titanium carbides
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3852—Nitrides, e.g. oxynitrides, carbonitrides, oxycarbonitrides, lithium nitride, magnesium nitride
- C04B2235/3886—Refractory metal nitrides, e.g. vanadium nitride, tungsten nitride
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/52—Constituents or additives characterised by their shapes
- C04B2235/5208—Fibers
- C04B2235/5212—Organic
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Ceramic Products (AREA)
Abstract
The invention discloses a kind of porous silicon carbide titanium ceramic materials and preparation method thereof, belong to technical field of ceramic material；Porous silicon carbide titanium ceramic material includes the raw material of following parts by weight: 35-45 parts of clay, 13-17 parts of titanium carbide, 10-14 parts of aeroge expanded perlite, 7-11 parts of zirconium nitride, 5-9 parts of acid fiber by polylactic, 4-8 parts of beryllium carbide, 1-5 parts of boromagnesite；The present invention uses acid fiber by polylactic for pore creating material, and safety non-pollution, preparation process is simple, and working condition requirement is low, reduces production cost, and the porous silicon carbide titanium ceramic material voidage of preparation is high, and compressive property is good, and intensity is high.
Description
Technical field
The present invention relates to a kind of ceramic material, specifically a kind of porous silicon carbide titanium ceramic material and preparation method thereof.
Background technique
Ceramics are the general names of pottery, stoneware and porcelain, and all with clay and china clay both clays of different nature is former
Material, can be ceramics by implements made of the process flows such as ingredient, molding, drying, roasting.Traditional ceramics are mainly used for
Daily necessity and as the art work, current ceramics have been widely used for the fields such as building, chemical industry, aerospace, to ceramics
The requirement of energy is also gradually increased.
Porous ceramics possesses a series of excellent characteristics, and such as light-weight, relative density is low, and specific strength is high, and specific area is high, seeps
Permeability is good, excellent adsorption etc., and titanium carbide ceramic is one of the direction of porous ceramics development at present, but current titanium carbide ceramic
Porosity is lower, and compression strength is insufficient, and application range is relatively narrow.
Summary of the invention
The purpose of the present invention is to provide a kind of porous silicon carbide titanium ceramic materials and preparation method thereof, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of porous silicon carbide titanium ceramic material, the raw material including following parts by weight: 35-45 parts of clay, 13-17 parts of titanium carbide,
10-14 parts of aeroge expanded perlite, 7-11 parts of zirconium nitride, 5-9 parts of acid fiber by polylactic, 4-8 parts of beryllium carbide, 1-5 parts of boromagnesite.
As a further solution of the present invention: the raw material including following parts by weight: 38-42 parts of clay, titanium carbide 14-16
Part, 11-13 parts of aeroge expanded perlite, 8-10 parts of zirconium nitride, 6-8 parts of acid fiber by polylactic, 5-7 parts of beryllium carbide, boromagnesite 2-4
Part.
As a further solution of the present invention: the raw material including following parts by weight: 40 parts of clay, 15 parts of titanium carbide, gas
12 parts of gel expanded perlite, 9 parts of zirconium nitride, 7 parts of acid fiber by polylactic, 6 parts of beryllium carbide, 3 parts of boromagnesite.
A kind of preparation method of porous silicon carbide titanium ceramic material, comprising the following steps:
(1) clay, titanium carbide, aeroge expanded perlite, zirconium nitride, beryllium carbide and boromagnesite are weighed by weight, and mixing is equal
Ball mill is added after even and carries out ball milling, be then sieved to obtain mixed powder；
(2) ethanol solution of its weight 5-10% is added into mixed powder, it is fine that polylactic acid is added using layer spread method after mixing
Dimension；
(3) step (2) gains are put into compression molding device, compression moulding obtains green compact；
(4) green compact are first subjected to cryogenic vacuum sintering, then carry out high-temperature vacuum sintering, porous titanium carbide ceramic material is obtained after sintering
Material.
As a further solution of the present invention: Ball-milling Time is 8-12h in the step (1), then sieves with 100 mesh sieve mixed
Close powder.
As a further solution of the present invention: ethanol solution mass fraction is 40-60% in the step (2).
As a further solution of the present invention: compression moulding pressure is 65-85MPa in the step (3).
As a further solution of the present invention: cryogenic vacuum sintering temperature is 160-170 DEG C in the step (4), sintering
Time 20-40min；High-temperature vacuum sintering temperature is 1400-1600 DEG C, sintering time 2-4h.
Compared with prior art, the beneficial effects of the present invention are: using acid fiber by polylactic for pore creating material, safety non-pollution,
Preparation process is simple, and working condition requirement is low, reduces production cost, and the porous silicon carbide titanium ceramic material voidage of preparation is high,
Compressive property is good, and intensity is high.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Embodiment 1
A kind of porous silicon carbide titanium ceramic material, the raw material including following parts by weight: 35 parts of clay, 13 parts of titanium carbide, aeroge
10 parts of expanded perlite, 7 parts of zirconium nitride, 5 parts of acid fiber by polylactic, 4 parts of beryllium carbide, 1 part of boromagnesite.
A kind of preparation method of porous silicon carbide titanium ceramic material, comprising the following steps:
(1) clay, titanium carbide, aeroge expanded perlite, zirconium nitride, beryllium carbide and boromagnesite are weighed by weight, and mixing is equal
Ball mill ball milling 8h is added after even, then sieves with 100 mesh sieve to obtain mixed powder；
(2) ethanol solution that the mass fraction of its weight 5% is 60% is added into mixed powder, uses layer spread method after mixing
Acid fiber by polylactic is added；
(3) step (2) gains are put into compression molding device, compression moulding obtains green compact at 65MPa；
(4) green compact are first subjected to cryogenic vacuum sintering, cryogenic vacuum sintering temperature is 160 DEG C, sintering time 40min；Then into
The sintering of row high-temperature vacuum, high temperature sintering temperature are 1400 DEG C, sintering time 4h；Porous titanium carbide ceramic material is obtained after sintering.
Embodiment 2
A kind of porous silicon carbide titanium ceramic material, the raw material including following parts by weight: 38 parts of clay, 14 parts of titanium carbide, aeroge
11 parts of expanded perlite, 8 parts of zirconium nitride, 6 parts of acid fiber by polylactic, 5 parts of beryllium carbide, 2 parts of boromagnesite.
A kind of preparation method of porous silicon carbide titanium ceramic material, comprising the following steps:
(1) clay, titanium carbide, aeroge expanded perlite, zirconium nitride, beryllium carbide and boromagnesite are weighed by weight, and mixing is equal
Ball mill ball milling 9h is added after even, then sieves with 100 mesh sieve to obtain mixed powder；
(2) ethanol solution that the mass fraction of its weight 6% is 45% is added into mixed powder, uses layer spread method after mixing
Acid fiber by polylactic is added；
(3) step (2) gains are put into compression molding device, compression moulding obtains green compact at 70MPa；
(4) green compact are first subjected to cryogenic vacuum sintering, cryogenic vacuum sintering temperature is 162 DEG C, sintering time 35min；Then into
The sintering of row high-temperature vacuum, high temperature sintering temperature are 1450 DEG C, sintering time 3.5h；Porous titanium carbide ceramic material is obtained after sintering.
Embodiment 3
A kind of porous silicon carbide titanium ceramic material, the raw material including following parts by weight: 40 parts of clay, 15 parts of titanium carbide, aeroge
12 parts of expanded perlite, 9 parts of zirconium nitride, 7 parts of acid fiber by polylactic, 6 parts of beryllium carbide, 3 parts of boromagnesite.
A kind of preparation method of porous silicon carbide titanium ceramic material, comprising the following steps:
(1) clay, titanium carbide, aeroge expanded perlite, zirconium nitride, beryllium carbide and boromagnesite are weighed by weight, and mixing is equal
Ball mill ball milling 10h is added after even, then sieves with 100 mesh sieve to obtain mixed powder；
(2) ethanol solution that the mass fraction of its weight 7% is 50% is added into mixed powder, uses layer spread method after mixing
Acid fiber by polylactic is added；
(3) step (2) gains are put into compression molding device, compression moulding obtains green compact at 75MPa；
(4) green compact are first subjected to cryogenic vacuum sintering, cryogenic vacuum sintering temperature is 165 DEG C, sintering time 30min；Then into
The sintering of row high-temperature vacuum, high temperature sintering temperature are 1500 DEG C, sintering time 3h；Porous titanium carbide ceramic material is obtained after sintering.
Embodiment 4
A kind of porous silicon carbide titanium ceramic material, the raw material including following parts by weight: 42 parts of clay, 16 parts of titanium carbide, aeroge
13 parts of expanded perlite, 10 parts of zirconium nitride, 8 parts of acid fiber by polylactic, 7 parts of beryllium carbide, 4 parts of boromagnesite.
A kind of preparation method of porous silicon carbide titanium ceramic material, comprising the following steps:
(1) clay, titanium carbide, aeroge expanded perlite, zirconium nitride, beryllium carbide and boromagnesite are weighed by weight, and mixing is equal
Ball mill ball milling 11h is added after even, then sieves with 100 mesh sieve to obtain mixed powder；
(2) ethanol solution that the mass fraction of its weight 8% is 55% is added into mixed powder, uses layer spread method after mixing
Acid fiber by polylactic is added；
(3) step (2) gains are put into compression molding device, compression moulding obtains green compact at 80MPa；
(4) green compact are first subjected to cryogenic vacuum sintering, cryogenic vacuum sintering temperature is 168 DEG C, sintering time 25min；Then into
The sintering of row high-temperature vacuum, high temperature sintering temperature are 1550 DEG C, sintering time 2.5h；Porous titanium carbide ceramic material is obtained after sintering.
Embodiment 5
A kind of porous silicon carbide titanium ceramic material, the raw material including following parts by weight: 45 parts of clay, 17 parts of titanium carbide, aeroge
14 parts of expanded perlite, 11 parts of zirconium nitride, 9 parts of acid fiber by polylactic, 8 parts of beryllium carbide, 5 parts of boromagnesite.
A kind of preparation method of porous silicon carbide titanium ceramic material, comprising the following steps:
(1) clay, titanium carbide, aeroge expanded perlite, zirconium nitride, beryllium carbide and boromagnesite are weighed by weight, and mixing is equal
Ball mill ball milling 12h is added after even, then sieves with 100 mesh sieve to obtain mixed powder；
(2) ethanol solution that the mass fraction of its weight 10% is 60% is added into mixed powder, is spread after mixing using layer
Acid fiber by polylactic is added in method；
(3) step (2) gains are put into compression molding device, compression moulding obtains green compact at 85MPa；
(4) green compact are first subjected to cryogenic vacuum sintering, cryogenic vacuum sintering temperature is 170 DEG C, sintering time 20min；Then into
The sintering of row high-temperature vacuum, high temperature sintering temperature are 1600 DEG C, sintering time 2h；Porous titanium carbide ceramic material is obtained after sintering.
Comparative example 1
Using commercially available porous silicon carbide titanium ceramic material as comparative example 1.
Experimental example 1
Embodiment 1-5 and comparative example 1 the porous silicon carbide titanium ceramic material prepared are tested for the property, the results are shown in Table 1.
1 the performance test results of table
| Project | Porosity (%) | Compression strength (MPa) |
| Embodiment 1 | 74.3 | 6.1 |
| Embodiment 2 | 74.6 | 6.3 |
| Embodiment 3 | 74.9 | 6.7 |
| Embodiment 4 | 74.5 | 6.5 |
| Embodiment 5 | 74.2 | 6.2 |
| Comparative example 1 | 63.8 | 4.8 |
The voidage and compression strength of the porous silicon carbide titanium ceramic material of the present embodiment 1-5 preparation are obvious as can be seen from Table 1
It is better than existing product comparative example 1, preparation process of the present invention is simple, and obtained product porosity is high, and compressive property is good, and intensity is high.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. a kind of porous silicon carbide titanium ceramic material, which is characterized in that the raw material including following parts by weight: 35-45 parts of clay, carbon
Change titanium 13-17 parts, 10-14 parts of aeroge expanded perlite, 7-11 parts of zirconium nitride, 5-9 parts of acid fiber by polylactic, 4-8 parts of beryllium carbide,
1-5 parts of boromagnesite.
2. porous silicon carbide titanium ceramic material according to claim 1, which is characterized in that the original including following parts by weight
Material: 38-42 parts of clay, 14-16 parts of titanium carbide, 11-13 parts of aeroge expanded perlite, 8-10 parts of zirconium nitride, acid fiber by polylactic
6-8 parts, 5-7 parts of beryllium carbide, 2-4 parts of boromagnesite.
3. porous silicon carbide titanium ceramic material according to claim 1, which is characterized in that the original including following parts by weight
Material: 40 parts of clay, 15 parts of titanium carbide, 12 parts of aeroge expanded perlite, 9 parts of zirconium nitride, 7 parts of acid fiber by polylactic, beryllium carbide 6
Part, 3 parts of boromagnesite.
4. a kind of preparation method of porous silicon carbide titanium ceramic material a method according to any one of claims 1-3, which is characterized in that including
Following steps:
Clay, titanium carbide, aeroge expanded perlite, zirconium nitride, beryllium carbide and boromagnesite are weighed by weight, after mixing
Ball mill is added and carries out ball milling, be then sieved to obtain mixed powder；
The ethanol solution of its weight 5-10% is added into mixed powder, acid fiber by polylactic is added using layer spread method after mixing；
Step (2) gains are put into compression molding device, compression moulding obtains green compact；
Green compact are first subjected to cryogenic vacuum sintering, then carry out high-temperature vacuum sintering, porous titanium carbide ceramic material is obtained after sintering.
5. the preparation method of porous silicon carbide titanium ceramic material as claimed in claim 4, which is characterized in that in the step (1)
Ball-milling Time is 8-12h, then sieves with 100 mesh sieve to obtain mixed powder.
6. the preparation method of porous silicon carbide titanium ceramic material as claimed in claim 4, which is characterized in that in the step (2)
Ethanol solution mass fraction is 40-60%.
7. the preparation method of porous silicon carbide titanium ceramic material as claimed in claim 4, which is characterized in that in the step (3)
Compression moulding pressure is 65-85MPa.
8. the preparation method of porous silicon carbide titanium ceramic material as claimed in claim 4, which is characterized in that in the step (4)
Cryogenic vacuum sintering temperature is 160-170 DEG C, sintering time 20-40min；High-temperature vacuum sintering temperature is 1400-1600 DEG C, is burnt
Tie time 2-4h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811466243.9A CN109678554A (en) | 2018-12-03 | 2018-12-03 | A kind of porous silicon carbide titanium ceramic material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811466243.9A CN109678554A (en) | 2018-12-03 | 2018-12-03 | A kind of porous silicon carbide titanium ceramic material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109678554A true CN109678554A (en) | 2019-04-26 |
Family
ID=66186044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811466243.9A Withdrawn CN109678554A (en) | 2018-12-03 | 2018-12-03 | A kind of porous silicon carbide titanium ceramic material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109678554A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113735599A (en) * | 2020-05-28 | 2021-12-03 | 深圳市合元科技有限公司 | Porous ceramic body, preparation method thereof and electronic cigarette applying porous ceramic body |
-
2018
- 2018-12-03 CN CN201811466243.9A patent/CN109678554A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113735599A (en) * | 2020-05-28 | 2021-12-03 | 深圳市合元科技有限公司 | Porous ceramic body, preparation method thereof and electronic cigarette applying porous ceramic body |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103922748B (en) | A kind of preparation method of porous silicon nitride ceramic | |
| CN109437959B (en) | Method for preparing mullite fiber-based porous ceramic by using environment-friendly gel casting | |
| CN101734923A (en) | Aluminum nitride porous ceramic and preparation method thereof | |
| Bazin et al. | Effect of starch addition on microstructure and strength of ball clay membrane | |
| CN106587969A (en) | Low-dielectric-constant insulation composite ceramic material and preparation method thereof | |
| CN105198437A (en) | Method for preparing porous silicon carbide ceramics | |
| CN104045349B (en) | A kind of nano aluminium oxide strengthens aluminum oxynitride ceramic and preparation method thereof | |
| CN104529522A (en) | Method for preparing oriented porous silicon nitride ceramics based on nylon fiber serving as pore forming agent | |
| US20230322626A1 (en) | Low melting-point porous ceramic material and method thereof | |
| CN109678554A (en) | A kind of porous silicon carbide titanium ceramic material and preparation method thereof | |
| CN111362705A (en) | Porous silicon nitride ceramic and preparation method thereof | |
| CN106588026A (en) | Method of forming dense or multihole AlN ceramic through injection mould based on agarose gel | |
| CN109574680A (en) | A kind of method that gas-solid reaction combination lqiuid phase sintering method prepares porous silicon nitride ceramic | |
| CN101734920B (en) | Titanium nitride porous ceramics and preparation method thereof | |
| CN103319194A (en) | Preparation method of high-strength anti-contact-damage porous SiC | |
| CN105439620A (en) | Method for preparing porous silicon nitride by spark plasma sintering | |
| CN105016773B (en) | The method that reaction-sintered and low-level oxidation treatment prepare porous silicon carbide ceramic | |
| CN104529523A (en) | Method for preparing oriented porous silicon nitride ceramics based on carbon fiber serving as pore forming agent | |
| CN109516831B (en) | A kind of preparation method of aluminum oxide porous material | |
| CN109761618A (en) | A kind of high-densit boron carbide enhancing Aluminum nitride composite ceramic preparation method | |
| CN108774064B (en) | Red mud silicon carbide porous ceramic and preparation method thereof | |
| CN108821774B (en) | Preparation method of porous silicon nitride-silicon carbide composite ceramic | |
| CN111675530B (en) | High-density and high-strength gypsum ceramic and preparation method thereof | |
| CN105060918A (en) | Alpha crystal form nano alumina porous ceramic with high apparent porosity and preparation method thereof | |
| KR960007500A (en) | Manufacturing method of high density zirconium carbide ceramic using preceramic polymer binder |
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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190426 |