CN208343591U - 3 D weaving carbon carbon composite plate - Google Patents
3 D weaving carbon carbon composite plate Download PDFInfo
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- CN208343591U CN208343591U CN201820102390.7U CN201820102390U CN208343591U CN 208343591 U CN208343591 U CN 208343591U CN 201820102390 U CN201820102390 U CN 201820102390U CN 208343591 U CN208343591 U CN 208343591U
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Abstract
The utility model discloses a kind of 3 D weaving carbon carbon composite plates, belong to carbon carbon composite field.The 3 D weaving carbon carbon composite plate includes surface ablative-resistant layer, intermediate intensity layer and internal rigid layer, and surface ablative-resistant layer, intermediate intensity layer and internal rigid layer are all made of the preparation of 3 D weaving precast body fabric construction and are repeatedly impregnated using modified, high temperature resistant resin matrix, high temperature graphitization processing is formed after inert gas carbonization.The utility model interfacial bonding strength is higher, and the comprehensive performance with high rigidity and Nai Nai ablation.
Description
Technical field
The utility model relates to carbon carbon composite fields, particularly relate to a kind of 3 D weaving carbon carbon composite plate.
Background technique
The operating temperature of carbon carbon composite plate not only needs to be resistant to higher usually within the scope of 1000 DEG C~3000 DEG C
Use temperature, and need higher structural strength and rigidity, carbon carbon composite plate is national defence, hot industry and boat
The important high-temperature structural material in empty space equipment field, wherein high temperature carbon carbon composite has low-gravity, high specific strength, high ratio
Modulus, low thermal coefficient of expansion etc. integrate excellent characteristics, there is other macromolecule composite woods under high-temperature structural material application environment
Material and the unrivaled application prospect of metal material.
Traditional carbon carbon composite structure member generally uses inorfil Wrapping formed or two-dimension laminate fiber is knitted
The fiber architecture of object structure, this fabric construction does not have fiber reinforcement in layer thickness direction, and the intensity of interlayer is only by carbon base body
It provides, interfacial bonding strength is weak, and interlayer reduction problem under the conditions of high-temperature service causes service life shorter, in consideration of it, needing
A kind of multilayered structure of new structural fabric precast body is wanted to improve intensity, the comprehensive performance of rigidity and resistance to ablation.
Utility model content
The utility model provides a kind of 3 D weaving carbon carbon composite plate, and interfacial bonding strength is higher, and has Gao Gang
The comprehensive performance of degree and resistance to ablation.
In order to solve the above technical problems, the utility model offer technical solution is as follows:
On the one hand, the utility model provides a kind of 3 D weaving carbon carbon composite plate, including surface ablative-resistant layer, centre
Strength layer and internal rigid layer, it is prefabricated that the surface ablative-resistant layer, intermediate intensity layer and internal rigid layer are all made of 3 D weaving
Body fabric construction is prepared and is repeatedly impregnated using modified, high temperature resistant resin matrix, high temperature graphitization is handled after inert gas carbonization
It is formed.
Further, the 3 D weaving precast body fabric construction in the internal rigid layer is mixed using high modulus carbon fiber
Ceramic fibre weaves on platy substrate mold, in which:
The high modulus carbon fiber uses M35J, M40J, M45J, M55J or M60J；
The ceramic fibre uses silicon carbide fibre, alumina fibre, boron carbide fibre or boron nitride fiber；
The 3 D weaving precast body fabric construction using three-dimensional four-way, three-dimensional five-way, three-dimensional six-way, three-dimensional seven-way or
It is prepared by 2.5 dimension structures.
Further, table of the 3 D weaving precast body fabric construction in the intermediate intensity layer in the internal rigid layer
Face mixes high modulus carbon fiber preparation using high-strength carbon fiber, in which:
The high-strength carbon fiber uses T300, T700, T800, T1000 or T1200；
The high modulus carbon fiber uses M35J, M40J, M45J, M55J or M60J；
The 3 D weaving precast body fabric construction using three-dimensional four-way, three-dimensional five-way, three-dimensional six-way, three-dimensional seven-way or
It is prepared by 2.5 dimension structures.
Further, the 3 D weaving precast body fabric construction in the surface ablative-resistant layer is in the intermediate intensity layer
Surface is using the braiding precursor structure preparation of ceramic fibre hybrid three-dimensional, in which:
The ceramic fibre is using any two kinds in silicon carbide fibre, alumina fibre, boron carbide fibre, boron nitride fiber
Mixed；
The 3 D weaving precast body fabric construction using three-dimensional four-way, three-dimensional five-way, three-dimensional six-way, three-dimensional seven-way or
It is prepared by 2.5 dimension structures.
Further, the ratio that mixes of carbon fiber and ceramic fibre is controlled in 1:1~7:1, institute in the internal rigid layer
The ratio that mixes for stating the high-strength carbon fiber and high modulus carbon fiber in intermediate intensity layer is controlled in 1-5:1-6, and the surface is resistance to
The ratio that mixes of ceramic fibre in ablation layer is controlled in 1:1~5:1.
On the other hand, the utility model also provides a kind of preparation method of above-mentioned 3 D weaving carbon carbon composite plate,
Include:
Step 1: preparing 3 D weaving precast body fabric construction, in which: the internal rigid layer uses high modulus carbon fiber
Hybrid ceramic fiber weaves on platy substrate mold, and the intermediate intensity layer is on the surface of the internal rigid layer using high-strength
The preparation of carbon fiber hybrid high modulus carbon fiber is spent, the intermediate intensity layer uses high strength carbon on the surface of the internal rigid layer
The preparation of fiber hybrid high modulus carbon fiber；
Step 2: after the preparation of 3 D weaving precast body fabric construction is completed, using modified, high temperature resistant resin matrix certain
Dipping pressure under impregnated, the carbonization treatment of inert atmosphere is carried out after having impregnated at a certain temperature；
Step 3: the step 2, which is repeated as many times, to be carried out, and is carried out vacuum graphite at a certain temperature later and is handled to obtain
3 D weaving carbon carbon composite plate.
Further, in the step 2, the base stock of the modified, high temperature resistant resin matrix uses phenolic resin, furan
Furane resins or epoxy resin, modified additive use coal asphalt or petroleum asphalt, and the modified additive is in the resistance to height of the modification
Adding proportion in warm resin matrix is 5%-20%.
Further, in the step 2, dipping pressure range control is in 3~80MPa, the temperature range control of carbonization treatment
System is at 900~1500 DEG C.
Further, the impregnation carbonization number of processing of the step 2 controls between 5~8 times.
Further, in the step 3, the temperature range of vacuum graphiteization processing is controlled at 2000 DEG C~3000 DEG C.
The utility model has the following beneficial effects:
The 3 D weaving carbon carbon composite plate of the utility model, 3 D weaving carbon carbon composite plate include the resistance to burning in surface
Layer, intermediate intensity layer and internal rigid layer three parts composition are lost, wherein internal rigid layer uses high modulus carbon fiber hybrid ceramic
Fibre three-dimensional weaves precursor structure preparation, and intermediate intensity layer mixes high modulus carbon fiber 3 D weaving using high-strength carbon fiber
Precursor structure preparation, surface ablative-resistant layer are compiled using the braiding precursor structure preparation of ceramic fibre hybrid three-dimensional, multi-layer three-dimension
It knits after precast body fabric construction is performed integrally, after the multiple impregnation carbonization of modified, high temperature resistant resin and graphitization processing, shape
At carbon carbon composite plate, which has the comprehensive performances such as low-density, high intensity, high rigidity, resistance to ablation, it is resistance to can be used for military project
High temperature, the resistance to ablation field of industry important composition component.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the 3 D weaving carbon carbon composite plate of the utility model.
Specific embodiment
In order to make the technical problems, technical solutions and advantages to be solved by the utility model clearer, below in conjunction with attached drawing
And specific embodiment is described in detail.
On the one hand, the utility model provides a kind of 3 D weaving carbon carbon composite plate, as shown in Figure 1, including that surface is resistance to
Ablation layer 1, intermediate intensity layer 2 and internal rigid layer 3, surface ablative-resistant layer 1, intermediate intensity layer 2 and internal rigid layer 3 are all made of
3 D weaving precast body fabric construction is prepared and is repeatedly impregnated using modified, high temperature resistant resin matrix, is high after inert gas carbonization
Warm graphitization processing is formed.
The 3 D weaving carbon carbon composite plate of the utility model, 3 D weaving carbon carbon composite plate include the resistance to burning in surface
Layer, intermediate intensity layer and internal rigid layer three parts composition are lost, wherein internal rigid layer uses high modulus carbon fiber hybrid ceramic
Fibre three-dimensional weaves precursor structure preparation, and intermediate intensity layer mixes high modulus carbon fiber 3 D weaving using high-strength carbon fiber
Precursor structure preparation, surface ablative-resistant layer are compiled using the braiding precursor structure preparation of ceramic fibre hybrid three-dimensional, multi-layer three-dimension
It knits after precast body fabric construction is performed integrally, after the multiple impregnation carbonization of modified, high temperature resistant resin and graphitization processing, shape
At carbon carbon composite plate, which has the comprehensive performances such as low-density, high intensity, high rigidity, resistance to ablation, it is resistance to can be used for military project
High temperature, the resistance to ablation field of industry important composition component.
Further, the 3 D weaving precast body fabric construction in internal rigid layer 3 mixes pottery using high modulus carbon fiber
Porcelain fiber weaves on platy substrate mold, which can be using in M35J, M40J, M45J, M55J, M60J
Any one, which can be using appointing in silicon carbide fibre, alumina fibre, boron carbide fibre, boron nitride fiber
It anticipates one kind, the ratio that mixes of carbon fiber and ceramic fibre is flexibly grasped according to design requirement；The 3 D weaving precast body fabric knot
Structure can also be prepared using three-dimensional four-way, three-dimensional five-way, three-dimensional six-way, three-dimensional seven-way using 2.5 dimension structures.
Preferably, the 3 D weaving precast body fabric construction in intermediate intensity layer 2 is on the surface of internal rigid layer 3 using high
Strength carbon fiber mix high modulus carbon fiber preparation, the high-strength carbon fiber can using T300, T700, T800, T1000,
Any one in T1200, the high modulus carbon fiber can using any one in M35J, M40J, M45J, M55J, M60J,
The ratio that mixes of high-strength carbon fiber and high modulus carbon fiber is flexibly grasped according to design requirement, the 3 D weaving precast body fabric
Structure can also be prepared using three-dimensional four-way, three-dimensional five-way, three-dimensional six-way, three-dimensional seven-way using 2.5 dimension structures.
Further, the 3 D weaving precast body fabric construction in surface ablative-resistant layer 1 is adopted on the surface of intermediate intensity layer 2
With ceramic fibre hybrid three-dimensional braiding precursor structure preparation, the ceramic fibre can using silicon carbide fibre, alumina fibre,
Any two kinds in boron carbide fibre, boron nitride fiber are mixed, ceramic fibre to mix ratio flexible according to design requirement
It grasps, which can also be adopted using three-dimensional four-way, three-dimensional five-way, three-dimensional six-way, three-dimensional seven-way
It is prepared with 2.5 dimension structures.
In the utility model, the ratio that mixes of carbon fiber and ceramic fibre be can control in 1:1~7 in internal rigid layer 3:
1, the ratio that mixes of high-strength carbon fiber and high modulus carbon fiber in intermediate intensity layer 2 can control in 1-5:1-6, and surface is resistance to
The ratio that mixes of ceramic fibre in ablation layer 1 can control in 1:1~5:1.
On the other hand, the utility model also provides a kind of preparation method of above-mentioned 3 D weaving carbon carbon composite plate,
Include:
Step 1: preparing 3 D weaving precast body fabric construction, in which: internal rigid layer is mixed using high modulus carbon fiber
Ceramic fibre weaves on platy substrate mold, and intermediate intensity layer is mixed on the surface of internal rigid layer using high-strength carbon fiber
High modulus carbon fiber preparation, intermediate intensity layer mix high modulus carbon fiber using high-strength carbon fiber on the surface of internal rigid layer
Preparation；
Step 2: after the preparation of 3 D weaving precast body fabric construction is completed, using modified, high temperature resistant resin matrix certain
Dipping pressure under impregnated, the carbonization treatment of inert atmosphere is carried out after having impregnated at a certain temperature；
Step 3: step 2, which is repeated as many times, to be carried out, and is carried out vacuum graphite at a certain temperature later and is handled to obtain three-dimensional
Weave carbon carbon composite plate.
The preparation method of the 3 D weaving carbon carbon composite plate of the utility model, 3 D weaving carbon carbon composite plate packet
Surface ablative-resistant layer, intermediate intensity layer and internal rigid layer three parts composition are included, wherein internal rigid layer uses high-modulus carbon fiber
The braiding precursor structure preparation of hybrid ceramic fibre three-dimensional is tieed up, intermediate intensity layer mixes high-modulus carbon fiber using high-strength carbon fiber
The preparation of 3 D weaving precursor structure is tieed up, surface ablative-resistant layer is prepared using ceramic fibre hybrid three-dimensional braiding precursor structure,
After multi-layer three-dimension braiding precast body fabric construction is performed integrally, using the multiple impregnation carbonization of modified, high temperature resistant resin and graphitization
After processing, carbon carbon composite plate is formed, which has the comprehensive performances such as low-density, high intensity, high rigidity, resistance to ablation, can
For military project high temperature resistant, the important composition component in the resistance to ablation field of industry.
Further, in step 2, the base stock of modified, high temperature resistant resin matrix can use phenolic resin, furans tree
Any one in rouge, epoxy resin, modified additive is using any one in selected from coal tar pitch and petroleum asphalt, modified additive
Adding proportion in modified, high temperature resistant resin matrix can be 5%-20%.
Preferably, in step 2, dipping pressure range be can control in 3~80MPa, and the temperature range of carbonization treatment can be with
Control is at 900~1500 DEG C.
Further, the impregnation carbonization number of processing of step 2, specifically, can depending on the amplitude of variation of volume density
To control at 5~8 times or so.
In the utility model, in step 3, the temperature range of vacuum graphiteization processing be can control 2000 DEG C~3000
℃。
The feature and details of the utility model are further illustrated combined with specific embodiments below, but listed process and data are simultaneously
The limitation to the scope of the utility model is not meant that.
Embodiment 1
A kind of 3 D weaving carbon carbon composite plate, internal rigid layer use M35J carbon fiber hybrid silicon carbide fibre,
Mixing ratio is 2:1, and assorted fibre processes precast body fabric using three-dimensional four-way, on internal rigid layer surface using high-intensitive
T300 carbon fiber hybrid high-modulus M60J carbon fiber, mixing ratio is 1:4, and assorted fibre prepares intermediate intensity using three-dimensional five-way
Layer precast body fabric is mixed in intermediate intensity layer surface using boron nitride fiber and alumina fibre, and mixing ratio is 5:1, is mixed
Miscellaneous fiber prepares surface ablative-resistant layer precast body fabric using three-dimensional four-way；
After multi-layer three-dimension weaves the preparation of precast body fabric, using the phenolic resin of 20% additive amount of asphalt weight ratio
Matrix impregnates under 3MPa pressure, is carbonized under the high pure nitrogen environment at 1500 DEG C after dipping, and impregnation carbonization 6 times repeatedly, warp
Carbon carbon composite plate is prepared into after graphitization processing at 2000 DEG C after crossing multiple impregnation carbonization processing.
Embodiment 2
A kind of 3 D weaving carbon carbon composite plate, internal rigid layer use M40J carbon fiber hybrid alumina fibre,
Mixing ratio is 3:1, and assorted fibre processes precast body fabric using three-dimensional six-way.On internal rigid layer surface using high-intensitive
T700 carbon fiber hybrid high-modulus M45J carbon fiber, mixing ratio is 1:6, and assorted fibre prepares intermediate intensity using three-dimensional five-way
Layer precast body fabric is mixed in intermediate intensity layer surface using boron carbide fibre and silicon carbide fibre, and mixing ratio is 1:1, is mixed
Miscellaneous fiber prepares surface ablative-resistant layer precast body fabric using three-dimensional four-way；
After multi-layer three-dimension weaves the preparation of precast body fabric, using the furane resins base of 10% additive amount of coal tar pitch weight ratio
Body impregnates under 80MPa pressure, is carbonized under the high pure nitrogen environment at 1500 DEG C after dipping, and impregnation carbonization 8 times repeatedly, warp
Carbon carbon composite plate is prepared into after graphitization processing at 2000 DEG C after crossing multiple impregnation carbonization processing.
Embodiment 3
A kind of 3 D weaving carbon carbon composite plate, internal rigid layer use M55J carbon fiber hybrid boron nitride fiber,
Mixing ratio is 1:1, and assorted fibre processes precast body fabric using 2.5 dimension structures.On internal rigid layer surface using high-intensitive
T1200 carbon fiber hybrid high-modulus M45J carbon fiber, mixing ratio is 5:1, and assorted fibre is intermediate strong using three-dimensional seven-way preparation
Spend layer precast body fabric.Mixed in intermediate intensity layer surface using boron nitride fiber and silicon carbide fibre, mixing ratio is 2:1,
Assorted fibre prepares surface ablative-resistant layer precast body fabric using 2.5 dimension structures；
After multi-layer three-dimension weaves the preparation of precast body fabric, using the epoxy resin-matrix of 10% additive amount of coal tar pitch weight ratio
Body impregnates under 20MPa pressure, is carbonized under the high pure nitrogen environment at 1000 DEG C after dipping, and impregnation carbonization 5 times repeatedly, warp
Carbon carbon composite plate is prepared into after graphitization processing at 3000 DEG C after crossing multiple impregnation carbonization processing.
Embodiment 4
A kind of 3 D weaving carbon carbon composite plate, internal rigid layer use M60J carbon fiber hybrid silicon carbide fibre,
Mixing ratio is 7:1, and assorted fibre processes precast body fabric using three-dimensional four-way, on internal rigid layer surface using high-intensitive
T800 carbon fiber hybrid high-modulus M55J carbon fiber, mixing ratio is 5:3, and assorted fibre prepares intermediate intensity using three-dimensional five-way
Layer precast body fabric is mixed in intermediate intensity layer surface using boron carbide fibre and silicon carbide fibre, and mixing ratio is 2:1, is mixed
Miscellaneous fiber prepares surface ablative-resistant layer precast body fabric using three-dimensional four-way；
After multi-layer three-dimension weaves the preparation of precast body fabric, using the phenolic resin of 15% additive amount of asphalt weight ratio
Matrix impregnates under 40MPa pressure, is carbonized under the high pure nitrogen environment at 1200 DEG C after dipping, and impregnation carbonization 6 times repeatedly,
Carbon carbon composite plate is prepared into after graphitization processing at 2500 DEG C after the processing of multiple impregnation carbonization.
In the present invention, the condition of preparation method is different, the performance of obtained 3 D weaving carbon carbon composite plate
Difference is had, for low-density, high intensity, the high rigidity, ablation resistance for preferably proving the utility model, constructs following comparison
Example:
Comparative example 1:
A kind of control of two-dimensional braided carbon carbon composite plate, by the three of surface ablative-resistant layer, intermediate intensity layer and internal rigid layer
Dimension braiding precast body fabric construction replaces with the fabric of two-dimension laminate structure, remaining condition is same as Example 4, preparation and
Application method is also same as Example 4.
The carbon carbon composite plate prepared to above-described embodiment 1-4 and comparative example 1 is to density, intensity, rigidity and resistance to ablation
Etc. performances tested, test result is shown in Table 1.
Table 1
| Inspection project | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Comparative example 1 |
| Density g/cm3 | 1.53 | 1.55 | 1.51 | 1.57 | 2 |
| Intensity MPa | 320 | 331 | 361 | 348 | 56 |
| Rigidity MPa | 220 | 236 | 256 | 228 | 167 |
| Ablation situation | Without ablation | Without ablation | Without ablation | Without ablation | Ablation is obvious |
As shown in Table 1, for the 3 D weaving carbon carbon composite plate of the utility model compared with comparative example 1, density is low, strong
Degree is high, rigidity is high, ablation resistance is good, by table 1 it can also be seen that the performance of embodiment 3 is best.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, under the premise of not departing from principle described in the utility model, it can also make several improvements and retouch, these improvement
It also should be regarded as the protection scope of the utility model with retouching.
Claims (4)
1. a kind of 3 D weaving carbon carbon composite plate, which is characterized in that including surface ablative-resistant layer, intermediate intensity layer and inside
Rigid layer, the surface ablative-resistant layer, intermediate intensity layer and internal rigid layer are by 3 D weaving precast body fabric construction and dipping
The modified, high temperature resistant resin by inert gas carbonization and high temperature graphitization processing of the 3 D weaving precast body fabric construction
Layer is constituted.
2. 3 D weaving carbon carbon composite plate according to claim 1, which is characterized in that in the internal rigid layer
3 D weaving precast body fabric construction is made of high modulus carbon fiber hybrid ceramic fiber, in which:
The high modulus carbon fiber uses M35J, M40J, M45J, M55J or M60J；
The ceramic fibre uses silicon carbide fibre, alumina fibre, boron carbide fibre or boron nitride fiber；
The 3 D weaving precast body fabric construction has three-dimensional four-way structure, three-dimensional five-way structure, three-dimensional six-way structure, three-dimensional seven
To structure or 2.5 dimension structures.
3. 3 D weaving carbon carbon composite plate according to claim 2, which is characterized in that in the intermediate intensity layer
3 D weaving precast body fabric construction mixes high-modulus carbon fiber by the high-strength carbon fiber for being located at the surface of the internal rigid layer
Dimension is constituted, in which:
The high-strength carbon fiber uses T300, T700, T800, T1000 or T1200；
The high modulus carbon fiber uses M35J, M40J, M45J, M55J or M60J；
The 3 D weaving precast body fabric construction has three-dimensional four-way structure, three-dimensional five-way structure, three-dimensional six-way structure, three-dimensional seven
To structure or 2.5 dimension structures.
4. 3 D weaving carbon carbon composite plate according to claim 3, which is characterized in that in the surface ablative-resistant layer
3 D weaving precast body fabric construction by be located at the intermediate intensity layer surface ceramic fibre hybrid three-dimensional braiding it is prefabricated
Body structure is constituted, in which:
The ceramic fibre is using any two kinds of progress in silicon carbide fibre, alumina fibre, boron carbide fibre, boron nitride fiber
Mix；
The 3 D weaving precast body fabric construction has three-dimensional four-way structure, three-dimensional five-way structure, three-dimensional six-way structure, three-dimensional seven
To structure or 2.5 dimension structures.
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| CN201820102390.7U CN208343591U (en) | 2018-01-22 | 2018-01-22 | 3 D weaving carbon carbon composite plate |
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| CN201820102390.7U CN208343591U (en) | 2018-01-22 | 2018-01-22 | 3 D weaving carbon carbon composite plate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108248139A (en) * | 2018-01-22 | 2018-07-06 | 山东大学 | 3 D weaving carbon carbon composite plate and preparation method thereof |
| CN110254525A (en) * | 2019-05-05 | 2019-09-20 | 宜兴市新立织造有限公司 | A kind of three dimensional fabric composite material automobile B column and preparation method thereof |
-
2018
- 2018-01-22 CN CN201820102390.7U patent/CN208343591U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108248139A (en) * | 2018-01-22 | 2018-07-06 | 山东大学 | 3 D weaving carbon carbon composite plate and preparation method thereof |
| CN110254525A (en) * | 2019-05-05 | 2019-09-20 | 宜兴市新立织造有限公司 | A kind of three dimensional fabric composite material automobile B column and preparation method thereof |
| CN110254525B (en) * | 2019-05-05 | 2021-12-03 | 宜兴市新立织造有限公司 | Three-dimensional fabric composite material automobile B column and preparation method thereof |
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