CN109970463A - A kind of ceramic structures with holes and production method - Google Patents
A kind of ceramic structures with holes and production method Download PDFInfo
- Publication number
- CN109970463A CN109970463A CN201910272782.7A CN201910272782A CN109970463A CN 109970463 A CN109970463 A CN 109970463A CN 201910272782 A CN201910272782 A CN 201910272782A CN 109970463 A CN109970463 A CN 109970463A
- Authority
- CN
- China
- Prior art keywords
- ceramic
- holes
- mold
- production method
- slurry
- 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.)
- Pending
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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/62605—Treating the starting powders individually or as mixtures
-
- 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
- C04B38/0051—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore size, pore shape or kind of porosity
-
- 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
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
- C04B2235/6567—Treatment time
Abstract
This application discloses a kind of ceramic structures with holes and production method, solve that prior art difficulty of processing is big, long processing time and processing cost are high, the problem of being difficult to obtain complete aperture and required small hole precision.It the described method comprises the following steps: pin is inserted into mold, cast ceramics slurry in Xiang Suoshu mold vibrates the mold during casting.The ceramic slurry is solidified together with mold, sloughs mold and pin, is formed with porose ceramic body.Retrofit after the ceramic blank drying, sintering is formed with porose ceramic structures.The ceramic structures with holes and production method have the ceramic structures thru-hole quality of preparation higher, and precision is high, and are easy to the advantages of preparing the micropore of thin depth.
Description
Technical field
This application involves structural ceramic material manufacture field more particularly to a kind of ceramic structures with holes and production methods.
Background technique
Structural ceramics has superior intensity, hardness, insulating properties, heat transfer, high temperature resistant, resistance to oxidation, corrosion-resistant, wear-resisting
The characteristics such as damage, elevated temperature strength, therefore, the high stability that is showed under the conditions of very harsh environment or engineer application and excellent
Mechanical performance, attracted attention in material industry, use scope also increasingly expands.And the whole world and domestic industry for
In high precision, the demand of high abrasion, the component of machine of highly reliable, high complexity or electronic component is increasingly stringent, thus for ceramics
The demand of product is quite urgent, and growth rate of market is considerable.In structural ceramic material manufacture field, ceramic structures are carefully profound and subtle
The preparation of thin through-hole is always the biggish micropore of problem, especially depth.Injection moulding preparation can be used at present, but inject
Molding die processing cost is high, and manufacture difficulty is big, and organic content is high in green body, also easily causes to lead in dumping and sintering stage
Hole torsional deformation, so that the ceramic through-hole of preparation stops up or verticality is inadequate, it is difficult to obtain complete aperture and required
Small hole precision.If directly processing fine through-hole using ripe porcelain, it is big that there are difficulty of processing, long processing time and processing cost
The problems such as high, especially deeper pore, difficulty of processing are very big.
Summary of the invention
The application proposes a kind of ceramic structures with holes and production method, and it is big to solve prior art difficulty of processing, processing
Time is long and processing cost is high, the problem of being difficult to obtain complete aperture and required small hole precision.
A kind of ceramic structures production method with holes provided by the embodiments of the present application, comprising the following steps:
Pin is inserted into mold, cast ceramics slurry in Xiang Suoshu mold vibrates the mold during casting；
The ceramic slurry is solidified together with mold, sloughs mold and pin, is formed with porose ceramic body；
Retrofit after the ceramic blank drying, sintering is formed with porose ceramic structures.
Preferably, the mold is overturn in the process of curing 5~10 times.
Preferably, the ceramic body is overturn during the drying 5~10 times.
Preferably, the ceramic slurry production the following steps are included:
It is 1~3 micron in average grain diameter, the poly- of 1~5wt% is added in purity in the alumina ceramic powder greater than 99.9%
Ammonium acrylate dispersing agent adds ball milling after deionized water；
Ball milling again is added after polymer monomer in the ceramic powder after the ball milling, obtains the ceramic slurry for casting
Material.
Preferably, further comprising the steps of before Xiang Suoshu die casting ceramic slurry:
Curing agent and catalyst will be added after the ceramic slurry vacuum degassing 10~30 minutes.
Preferably, the condition of cure of the ceramic slurry is to heat 2~4 hours in 80 DEG C of baking oven.
Preferably, the drying condition of the ceramic body is the baking oven that 120 DEG C are placed into after being dried at room temperature for 48 hours
Middle heating 2~4 hours.
Preferably, the sintering condition of the ceramic body is to be sintered 2 hours in 1600 DEG C of air furnaces.
Preferably, the subtle through-hole of the ceramic body carries out retrofit using diamond grinding head.
The embodiment of the present application also provides a kind of ceramic structures with holes, and the ceramic structures with holes are any by the application
Ceramic structures production method production with holes described in embodiment.
The embodiment of the present application use at least one above-mentioned technical solution can reach it is following the utility model has the advantages that
Ceramic structures with holes proposed by the present invention and production method are closed using ceramic gel-casting technology by production
Suitable mold has the ceramic structures of the fine through-hole of thin deep structure to prepare.It is big to solve prior art difficulty of processing, processes
Time is long and processing cost is high, the problem of being difficult to obtain complete aperture and required small hole precision.The ceramic structure with holes
Part and production method are overturn by vibrating in casting process, and during curing and drying, improve the logical of ceramic structures
Hole quality, it is high with precision, it is easy the advantages of preparing the micropore of thin depth.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative examples and explanation please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is a kind of ceramic structures production method flow chart with holes provided by the embodiments of the present application；
Fig. 2 is a kind of ceramic structures production method flow chart with holes including overturning ceramic body step；
Fig. 3 is a kind of ceramic structures production method flow chart with holes including ceramic slurry vacuum degassing step.
Specific embodiment
To keep the purposes, technical schemes and advantages of the application clearer, below in conjunction with the application specific embodiment and
Technical scheme is clearly and completely described in corresponding attached drawing.Obviously, described embodiment is only the application one
Section Example, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall in the protection scope of this application.
Below in conjunction with attached drawing, the technical scheme provided by various embodiments of the present application will be described in detail.
Fig. 1 is a kind of ceramic structures production method flow chart with holes provided by the embodiments of the present application, the ceramics with holes
Method for manufacturing structural member the following steps are included:
Step 101: pin is inserted into mold, Xiang Suoshu mold internal vibration cast ceramics slurry.
In a step 101, prepare pin, mold and ceramic slurry, first the pin is inserted into mold and is used to accommodate pin
The hole of nail, then to cast ceramics slurry at the feeding inlet of the mold, the mold, vibration frequency are vibrated during casting
For 0~50Hz, vertical direction amplitude is 0~2mm, vibrates through entire casting process, is poured and stops, the vibration
Process can guarantee that ceramic body is more uniform, since density unevenness causes in green body during the drying and sintering after avoiding
Hole bending deformation.
In the present embodiment, the ceramic structures design drawing production of the mold as required, the mold are equipped with
The diameter of pin hole, the pin hole is 0.02~0.05mm bigger than the diameter of the pin, for accommodating pin.
Preferably, it is described for infuse solidifying ceramic slurry production the following steps are included: average grain diameter be 1~3 micron,
The ammonium polyacrylate dispersant of 1~5wt% is added in purity in the alumina ceramic powder greater than 99.9%, add deionized water
Ball milling after 45~55wt%.Ball milling again is added after 2~10wt% of polymer monomer in the ceramic powder after the ball milling, obtains
It must be used for the ceramic slurry being poured.Preferably, the Ball-milling Time twice in the ceramic slurry manufacturing process is all larger than 5 hours.
Step 102: ceramic slurry being overturn to solidification together with mold, sloughs mold and pin.
In a step 102, the ceramic slurry of the casting complete is placed in 80 DEG C of baking oven together with the mold and is added
Heat is solidified for 2~4 hours, and the mold is sloughed after solidification and pin forms the ceramic body for having hole.
Preferably, 5~10 overturnings are carried out to the mold during progress is cured, to guarantee that slurry is uniformly solid
Change, leads to the hole bending deformation in green body during the drying and sintering after avoiding due to density unevenness.
Step 103: by retrofit after the ceramic blank drying, sintering.
In step 103, the ceramic body is dried at room temperature for placing into after 48 hours and is heated in 120 DEG C of baking oven
It is dried within 2~4 hours.The ceramic body after the drying is sintered 2 hours in 1600 DEG C of air furnaces again.The ceramic blank
Body is formed after sintering is dried with porose ceramic member.
Retrofit finally is carried out to the porose ceramic member of the band as needed, the ceramic member is polished into needs
Ceramic structures.Preferably, the subtle through-hole of the ceramic body carries out retrofit using diamond grinding head.
Fig. 2 is a kind of ceramic structures production method flow chart with holes including overturning ceramic body step, described with holes
Ceramic structures production method the following steps are included:
Step 201: pin is inserted into mold, Xiang Suoshu mold internal vibration cast ceramics slurry.
In step 201, prepare pin, mold and ceramic slurry, first the pin is inserted into mold and is used to accommodate pin
The hole of nail, then to cast ceramics slurry at the feeding inlet of the mold, the mold is vibrated during casting.It is described vibrated
Journey can guarantee that ceramic body is more uniform, lead to the hole in green body during the drying and sintering after avoiding due to density unevenness
Bending deformation.
Step 202: ceramic slurry being overturn to solidification together with mold, sloughs mold and pin.
In step 202, the ceramic slurry of the casting complete is placed in 80 DEG C of baking oven together with the mold and is added
Heat is solidified for 2~4 hours, and the mold is sloughed after solidification and pin forms the ceramic body for having hole.Preferably, it is carrying out
5~10 overturnings are carried out to the mold during cured.
In the present embodiment, the mold is overturn in the solidification process can be to avoid solidification process blank density not
, make in the ceramic body in drying and sintering process mesoporous bending deformation later.
Step 203: the retrofit after dry, sintering by ceramic body overturning.
In step 203, the ceramic body is dried at room temperature for placing into after 48 hours and is heated in 120 DEG C of baking oven
It is dried within 2~4 hours.The ceramic body after the drying is sintered 2 hours in 1600 DEG C of air furnaces again.In the drying
The ceramic body is overturn in the process 5~10 times, avoid the hole bending deformation during the sintering process in the ceramic body.It is described
Ceramic body is formed after sintering is dried with porose ceramic member.
Retrofit finally is carried out to the porose ceramic member of the band as needed, the ceramic member is polished into needs
Ceramic structures.Preferably, the subtle through-hole of the ceramic body carries out retrofit using diamond grinding head.
Fig. 3 is a kind of ceramic structures production method flow chart with holes including ceramic slurry vacuum degassing step, described
Ceramic structures production method with holes the following steps are included:
Step 301: vacuum degassing being carried out to ceramic slurry, curing agent and catalyst is added.
In step 301, before being poured the ceramic slurry into mold, ready ceramic slurry is placed in vacuum
Degasification 10~30 minutes under environment, after eliminating the bubble in the ceramic slurry, in Xiang Suoshu ceramic slurry be added curing agent and
It is stirred evenly after 0.1~0.5wt% of catalyst.
Step 302: pin is inserted into mold, Xiang Suoshu mold internal vibration cast ceramics slurry.
In step 302, prepare pin, mold and ceramic slurry, first the pin is inserted into mold and is used to accommodate pin
The hole of nail, then to cast ceramics slurry at the feeding inlet of the mold, the mold is vibrated during casting.It is described vibrated
Journey can guarantee that ceramic body is more uniform, avoid during the drying and sintering after the hole in green body since density unevenness causes
Bending deformation.
Step 303: ceramic slurry being overturn to solidification together with mold, sloughs mold and pin.
In step 303, the ceramic slurry of the casting complete is placed in 80 DEG C of baking oven together with the mold and is added
Heat is solidified for 2~4 hours, and the mold is sloughed after solidification and pin forms the ceramic body for having hole.Preferably, it is carrying out
5~10 overturnings are carried out to the mold during cured.
In the present embodiment, the ceramic slurry is overturn in the solidification process can make the pottery to avoid solidification process
Hole bending deformation in porcelain billet body.
Step 304: the retrofit after dry, sintering by ceramic body overturning.
In step 304, the ceramic body is dried at room temperature for placing into after 48 hours and is heated in 120 DEG C of baking oven
It is dried within 2~4 hours.The ceramic body after the drying is sintered 2 hours in 1600 DEG C of air furnaces again.Preferably, may be used
To overturn the ceramic body in the drying process 5~10 times, keep blank density more uniform, guarantees that orifice drying has been sintered
Position precision and verticality, avoid the hole bending deformation in the drying process in the ceramic body.The ceramic body exists
It is formed after sintering is dried with porose ceramic member.
Retrofit finally is carried out to the porose ceramic member of the band as needed, the ceramic member is polished into needs
Ceramic structures.Preferably, the subtle through-hole of the ceramic body carries out retrofit using diamond grinding head.
The ceramics with fine holes can be made by the ceramic structures production method with holes that the embodiment of the present application proposes
Structural member, the fine holes are that aperture is small, the longer through-hole of hole depth, such as can be 0.5 millimeter of diameter, 12 millimeters of left sides of hole depth
Right hole.For diameter less than 1 millimeter, hole depth is 20 times of diameter or more.
It should be understood by those skilled in the art that, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, commodity or equipment including a series of elements are not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, commodity or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, commodity or equipment including the element.
The above description is only an example of the present application, is not intended to limit this application.For those skilled in the art
For, various changes and changes are possible in this application.All any modifications made within the spirit and principles of the present application are equal
Replacement, improvement etc., should be included within the scope of the claims of this application.
Claims (10)
1. a kind of ceramic structures production method with holes, which comprises the following steps:
Pin is inserted into mold, cast ceramics slurry in Xiang Suoshu mold vibrates the mold during casting；
The ceramic slurry is solidified together with mold, sloughs mold and pin, is formed with porose ceramic body；
Retrofit after the ceramic blank drying, sintering is formed with porose ceramic structures.
2. ceramic structures production method with holes as described in claim 1, which is characterized in that turn in the process of curing
Turn the mold 5~10 times.
3. ceramic structures production method with holes as described in claim 1, which is characterized in that turned over during the drying
Turn the ceramic body 5~10 times.
4. the ceramic structures production method with holes as described in claims 1 to 3 is any, which is characterized in that the ceramic slurry
Production the following steps are included:
It is 1~3 micron in average grain diameter, the polypropylene of 1~5wt% is added in purity in the alumina ceramic powder greater than 99.9%
Sour ammonium dispersing agent, adds ball milling after deionized water；
Ball milling again is added after polymer monomer in the ceramic powder after the ball milling, obtains the ceramic slurry for casting.
5. the ceramic structures production method with holes as described in claims 1 to 3 is any, which is characterized in that Xiang Suoshu mold pours
It is further comprising the steps of before infusing ceramic slurry:
Curing agent and catalyst will be added after the ceramic slurry vacuum degassing 10~30 minutes.
6. the ceramic structures production method with holes as described in claims 1 to 3 is any, which is characterized in that the ceramic slurry
Condition of cure be heated 2~4 hours in 80 DEG C of baking oven.
7. the ceramic structures production method with holes as described in claims 1 to 3 is any, which is characterized in that the ceramic body
Drying condition be to be heated 2~4 hours in the baking oven for place into after being dried at room temperature for 48 hours 120 DEG C.
8. the ceramic structures production method with holes as described in claims 1 to 3 is any, which is characterized in that the ceramic body
Sintering condition be sintered 2 hours in 1600 DEG C of air furnaces.
9. the ceramic structures production method with holes as described in claims 1 to 3 is any, which is characterized in that the ceramic body
Subtle through-hole using diamond grinding head carry out retrofit.
10. a kind of ceramic structures with holes, which is characterized in that the ceramic structures with holes pass through any institute of claim 1~9
The ceramic structures production method with holes production stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910272782.7A CN109970463A (en) | 2019-04-04 | 2019-04-04 | A kind of ceramic structures with holes and production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910272782.7A CN109970463A (en) | 2019-04-04 | 2019-04-04 | A kind of ceramic structures with holes and production method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109970463A true CN109970463A (en) | 2019-07-05 |
Family
ID=67083202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910272782.7A Pending CN109970463A (en) | 2019-04-04 | 2019-04-04 | A kind of ceramic structures with holes and production method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109970463A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110299342A (en) * | 2019-07-31 | 2019-10-01 | 苏州甫一电子科技有限公司 | Three-dimensionally integrated encapsulation pinboard based on ceramic substrate and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002025259A2 (en) * | 2000-09-21 | 2002-03-28 | Large Scale Proteomics Corporation | Automated spot cutter for two-dimensional electrophoresis |
| EP2133317A1 (en) * | 2007-02-21 | 2009-12-16 | National Institute Of Advanced Industrial Science and Technology | Ceramic porous body with communication macropores and process for producing the ceramic porous body |
| CN103979938A (en) * | 2014-04-25 | 2014-08-13 | 上海卫蓝海洋材料科技有限公司 | Deep-sea pressure resistant alumina ceramic hollow floating ball and preparation method thereof |
| CN104072111A (en) * | 2013-03-29 | 2014-10-01 | 北京市理化分析测试中心 | Preparation method of aluminium oxide honeycomb ceramics |
| CN105503205A (en) * | 2015-12-31 | 2016-04-20 | 深圳硅基仿生科技有限公司 | Manufacturing method of seal structure of implantation device |
| CN105884339A (en) * | 2016-04-14 | 2016-08-24 | 上海大学 | Method for preparing straight-pass-type air supply aluminum oxide element with gel casting technique |
-
2019
- 2019-04-04 CN CN201910272782.7A patent/CN109970463A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002025259A2 (en) * | 2000-09-21 | 2002-03-28 | Large Scale Proteomics Corporation | Automated spot cutter for two-dimensional electrophoresis |
| EP2133317A1 (en) * | 2007-02-21 | 2009-12-16 | National Institute Of Advanced Industrial Science and Technology | Ceramic porous body with communication macropores and process for producing the ceramic porous body |
| CN104072111A (en) * | 2013-03-29 | 2014-10-01 | 北京市理化分析测试中心 | Preparation method of aluminium oxide honeycomb ceramics |
| CN103979938A (en) * | 2014-04-25 | 2014-08-13 | 上海卫蓝海洋材料科技有限公司 | Deep-sea pressure resistant alumina ceramic hollow floating ball and preparation method thereof |
| CN105503205A (en) * | 2015-12-31 | 2016-04-20 | 深圳硅基仿生科技有限公司 | Manufacturing method of seal structure of implantation device |
| CN105884339A (en) * | 2016-04-14 | 2016-08-24 | 上海大学 | Method for preparing straight-pass-type air supply aluminum oxide element with gel casting technique |
Non-Patent Citations (2)
| Title |
|---|
| 同济大学材料科学与工程学院: "《材料科学与工程专业实践教学指导书（金属与无机非金属材料分册）》", 31 December 2017, 同济大学出版社 * |
| 李涤尘等: "《先进燃气轮机设计制造基础专著系列 高温透平叶片增材制造技术》", 31 October 2016, 西安交通大学出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110299342A (en) * | 2019-07-31 | 2019-10-01 | 苏州甫一电子科技有限公司 | Three-dimensionally integrated encapsulation pinboard based on ceramic substrate and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111320484B (en) | Preparation method of isotropic silicon nitride crystal whisker reinforced nitride composite material antenna housing | |
| CN102875150B (en) | Method for preparing silicon carbide ceramic impeller through gel casting and pressureless sintering | |
| CN110483053B (en) | Preparation method of SiC nanowire/SiC porous ceramic for high-temperature wave absorption | |
| CN102898141B (en) | Preparation method of high-heat-conduction aluminum nitride ceramic shaped part | |
| CN102070336B (en) | Method for preparing zirconium oxide ceramic | |
| CN110078484B (en) | Corundum-mullite crucible and preparation method thereof | |
| CN111574235A (en) | High-temperature-resistant quartz ceramic roller and preparation method thereof | |
| CN102515812A (en) | Carbon and silicon carbide crucible and preparation process thereof | |
| CN104496480A (en) | Silicon carbide ceramic preform, aluminum-based silicon carbide ceramic material, and preparation method of silicon carbide ceramic preform | |
| CN109970463A (en) | A kind of ceramic structures with holes and production method | |
| CN105016751A (en) | Method for preparing zircon refractory material by using particle size distribution combined with gel injection molding process | |
| CN105732007B (en) | A kind of calcium oxide-based ceramic-mould fast preparation method for complex parts manufacture | |
| CN107963890B (en) | Preparation method of titanium nitride porous conductive ceramic | |
| CN107914333A (en) | The method that zirconia ceramics cell phone rear cover is made using gel injection molding and forming technology | |
| CN107745433A (en) | A kind of method of agar powder curing ceramic slurry | |
| CN105503183B (en) | Preparation method of zirconia ceramic cutter based on gel casting process | |
| CN110041081B (en) | Post-processing method for 3D printing of high-temperature structural ceramic | |
| CN108000684A (en) | A kind of adhesive for powder injection forming preparation method and applications | |
| CN101857443B (en) | Method for preparing large-sized ceramic grinding balls | |
| CN102584249A (en) | Method for preparing thin-walled ceramic crucible | |
| CN112759399B (en) | Aluminum-based silicon carbide packaging part material and preparation method of silicon carbide preset blank thereof | |
| CN103862052B (en) | A kind of manufacturing process of isotropism neodymium iron boron magnetic body | |
| CN101700676B (en) | Method for controlling deformation of ceramic blank in gel casting process | |
| KR100434830B1 (en) | Method for Manufacturing Homogeneous Green Bodies from the Powders of Multimodal Particle Size Distribution Using Centrifugal Casting | |
| CN113698200A (en) | Method for manufacturing ceramic products |
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 |