CN109704801A - A kind of preparation method of rayon-based carbon fiber composite material studio absorption plate - Google Patents
A kind of preparation method of rayon-based carbon fiber composite material studio absorption plate Download PDFInfo
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- CN109704801A CN109704801A CN201811647172.2A CN201811647172A CN109704801A CN 109704801 A CN109704801 A CN 109704801A CN 201811647172 A CN201811647172 A CN 201811647172A CN 109704801 A CN109704801 A CN 109704801A
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- rayon
- carbon fiber
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Abstract
The invention discloses a kind of preparation methods of rayon-based carbon fiber composite material studio absorption plate, using staple fiber needle nematophore as precast body skeleton, are impregnated using resin, the technique that solidifies, carbonize carries out cure process.This method are as follows: one, using rayon-based carbon fiber needle nematophore as preform material；Two, the configuration of resin maceration extract；Three, resin impregnates；Four, curing process；Five, charing process；Six, after being machined, rayon-based carbon fiber composite material studio absorption plate is made.The present invention is using rayon-based carbon fiber as skeleton, low-density, porous charcoal/charcoal acoustic board of the resin carbon matrix as reinforcement, with waterproof, fire prevention, anti-aging, impact resistance is good, with material low energy consumption, environmental protection, discarded rear no pollution to the environment, in use, the advantages that sound absorption effect is good.
Description
Technical field
The invention belongs to field of new materials, and in particular to a kind of corrosion-resistant, anti-aging, composite material studio absorption plate
Material.
Background technique
Traditional recorded broadcast sonication and studio sonication decorating scheme generally uses the traditional materials such as slot wood abatvoix to fill
Repair construction.The disadvantages of cumbersome program, long construction period, noise are big, can not be completed in the short time, and examination is troublesome is not only faced, and
And not environmentally, content of formaldehyde is high, is not easy to eliminate in the short time.Color pair between this external cause slot wood abatvoix and other flexible materials
Too bigger than degree, material coloration otherness is big.Shooting is caused to be also easy to produce moire fringes, camera lens and sensor sense when video camera being caused to shoot
Phenomena such as answering the reactions changes such as device frequency that picture is caused very much to be converted greatly to obscure, background discoloration, picture color caused to pollute.
Low-density rayon-based carbon fiber composite material all has excellent sound absorption effect to the sound of each frequency, accelerates to inhale
Audio rate, plays the effect of sound insulation and noise reducing, while also having the function of anti-flaming thermal-insulation.
Summary of the invention
The purpose of the present invention is in view of the deficiencies of the prior art, and provide that a kind of simple process, hardening effect is good, it is anti-to have
Water, fire prevention, anti-aging, impact resistance is good, with material low energy consumption, environmental protection, discards rear no pollution to the environment, in use,
The preparation method of the rayon-based carbon fiber composite material studio absorption plate for the advantages that sound absorption effect is good.
To achieve the goals above, the technical scheme adopted by the invention is that: a kind of rayon-based carbon fiber composite material is drilled
Broadcast the preparation method of room acoustic board, it is characterised in that method includes the following steps:
Step 1: using rayon-based carbon fiber needle nematophore as preform material, precast body density domination is in 0.13 g/cm3-
0.23g/cm3。
Step 2: resin and alcohol are mixed configuration resin maceration extract according to a certain percentage, and mixed proportion is tree
Rouge: alcohol=1:(4-10), it stirs evenly.
Step 3: by resin maceration extract impregnating by pressure configured in step 2 in precast body green body, pressure is
It is impregnated under 0.8MPa-4.0MPa.
Step 4: green body after impregnation in step 3 being placed in curing oven and carries out curing process, solidification temperature 110
℃-200℃。
Step 5: the green body of curing process in step 4 being placed in retort and carries out charing process, carbonization temperature 700
℃-900℃。
Step 6: viscose glue base Carbon fiber is made after over mechanical processing in the low-density composite green body that step 5 is come out of the stove
Tie up composite material studio absorption plate.Its final densities is 0.30 g/cm3-1.50 g/cm3。
A kind of preparation method of above-mentioned rayon-based carbon fiber composite material studio absorption plate, which is characterized in that step
Rayon-based carbon fiber tow described in one is 1K-12K, and rayon-based carbon fiber needle nematophore cloth pin density is 23 needles/cm2- 53 needles/
cm2, the control of rayon-based carbon fiber length is in 5mm-100mm.
A kind of preparation method of above-mentioned rayon-based carbon fiber composite material studio absorption plate, which is characterized in that step
Resin described in two is epoxy resin or phenolic resin, and alcohol is industrial alcohol, purity >=95%.
A kind of preparation method of above-mentioned rayon-based carbon fiber composite material studio absorption plate, which is characterized in that step
Impregnation technology described in three, dip time 1h-10h.
A kind of preparation method of above-mentioned rayon-based carbon fiber composite material studio absorption plate, which is characterized in that step
Solidification heating rate described in four is 5 DEG C/h-20 DEG C/h, keeps the temperature 1h-5h.
A kind of preparation method of above-mentioned rayon-based carbon fiber composite material studio absorption plate, which is characterized in that step
Carbonization heating rate described in five is 5 DEG C/h-30 DEG C/h, keeps the temperature 1h-6h.
Compared with the prior art, the present invention has the following advantages:
1, compared with the technology of preparing of conventional sound-absorbing panel, the present invention using rayon-based carbon fiber as skeleton, make by resin carbon matrix
There is certain mechanical strength for the low-density of reinforcement, porous charcoal/charcoal acoustic board, anti-aging and corrosion resistance and good etc. is excellent
Point.
2, present invention process is simple, and sound absorption effect is good, and is easy to produce in enormous quantities, can according to it is different require by material with
Meaning carries out processing excision forming.
Detailed description of the invention
Fig. 1 is the process flow diagram that the present invention prepares rayon-based carbon fiber composite material studio absorption plate.
Specific embodiment
Embodiment 1
Step 1: using rayon-based carbon fiber needle nematophore as preform material, precast body density domination is in 0.13 g/cm3, glue
Matrix Carbon fibe tow is 1K, and cloth pin density is 23 needles/cm2, the control of rayon-based carbon fiber length is in 5mm-100mm.
Step 2: resin and alcohol are mixed configuration resin maceration extract according to a certain percentage, and mixed proportion is tree
Rouge: alcohol=1:4, resin are epoxy resin, and alcohol is industrial alcohol, and purity >=95% stirs evenly.
Step 3: by resin maceration extract impregnating by pressure configured in step 2 in precast body green body, pressure is
It is impregnated under 0.8MPa, dip time 1h.
Step 4: green body after impregnation in step 3 being placed in curing oven and carries out curing process, solidification temperature 110
DEG C, solidification heating rate is 5 DEG C/h, keeps the temperature 1h.
Step 5: the green body of curing process in step 4 being placed in retort and carries out charing process, carbonization temperature 700
DEG C, carbonization heating rate is 5 DEG C/h, keeps the temperature 1h.
Step 6: viscose glue base Carbon fiber is made after over mechanical processing in the low-density composite green body that step 5 is come out of the stove
Tie up composite material studio absorption plate.Its final densities is 0.30 g/cm3。
Embodiment 2
Step 1: using rayon-based carbon fiber needle nematophore as preform material, precast body density domination is in 0.19 g/cm3, glue
Matrix Carbon fibe tow is 3K, and cloth pin density is 45 needles/cm2, the control of rayon-based carbon fiber length is in 5mm-100mm.
Step 2: resin and alcohol are mixed configuration resin maceration extract according to a certain percentage, and mixed proportion is tree
Rouge: alcohol=1:6, resin are phenolic resin, and alcohol is industrial alcohol, and purity >=95% stirs evenly.
Step 3: by resin maceration extract impregnating by pressure configured in step 2 in precast body green body, pressure is
It is impregnated under 2.0MPa, dip time 2h.
Step 4: green body after impregnation in step 3 being placed in curing oven and carries out curing process, solidification temperature 150
DEG C, solidification heating rate is 10 DEG C/h, keeps the temperature 3h.
Step 5: the green body of curing process in step 4 being placed in retort and carries out charing process, carbonization temperature 800
DEG C, carbonization heating rate is 10 DEG C/h, keeps the temperature 3h.
Step 6: viscose glue base Carbon fiber is made after over mechanical processing in the low-density composite green body that step 5 is come out of the stove
Tie up composite material studio absorption plate.Its final densities is 1.05 g/cm3。
Embodiment 3
Step 1: using rayon-based carbon fiber needle nematophore as preform material, precast body density domination is in 0.23g/cm3, glue
Matrix Carbon fibe tow is 12K, and cloth pin density is 53 needles/cm2, the control of rayon-based carbon fiber length is in 5mm-100mm.
Step 2: resin and alcohol are mixed configuration resin maceration extract according to a certain percentage, and mixed proportion is tree
Rouge: alcohol=1:10, resin are epoxy resin, and alcohol is industrial alcohol, and purity >=95% stirs evenly.
Step 3: by resin maceration extract impregnating by pressure configured in step 2 in precast body green body, pressure is
It is impregnated under 4.0MPa, dip time 10h.
Step 4: green body after impregnation in step 3 being placed in curing oven and carries out curing process, solidification temperature 200
DEG C, solidification heating rate is 20 DEG C/h, keeps the temperature 5h.
Step 5: the green body of curing process in step 4 being placed in retort and carries out charing process, carbonization temperature 900
DEG C, carbonization heating rate is 20 DEG C/h, keeps the temperature 5h.
Step 6: viscose glue base Carbon fiber is made after over mechanical processing in the low-density composite green body that step 5 is come out of the stove
Tie up composite material studio absorption plate.Its final densities is 1.50 g/cm3。
The above is only presently preferred embodiments of the present invention, is not intended to limit the invention in any way, it is all according to the present invention
Technical spirit any simple modification, change and equivalent structure transformation to the above embodiments, still fall within skill of the present invention
In the protection scope of art scheme.
Claims (6)
1. a kind of preparation method of rayon-based carbon fiber composite material studio absorption plate, it is characterised in that this method includes following
Step:
Step 1: using rayon-based carbon fiber needle nematophore as preform material, precast body density domination is in 0.13 g/cm3-
0.23g/cm3；
Step 2: resin and alcohol are mixed configuration resin maceration extract according to a certain percentage, and mixed proportion is resin:
Alcohol=1:(4-10), it stirs evenly；
Step 3: by resin maceration extract impregnating by pressure configured in step 2 in precast body green body, pressure 0.8MPa-
It is impregnated under 4.0MPa；
Step 4: green body after impregnation in step 3 being placed in curing oven and carries out curing process, solidification temperature be 110 DEG C-
200℃；
Step 5: the green body of curing process in step 4 being placed in retort and carries out charing process, carbonization temperature be 700 DEG C-
900℃；
Step 6: it is multiple that rayon-based carbon fiber is made after over mechanical processing in the low-density composite green body that step 5 is come out of the stove
Condensation material studio absorption plate, final densities are 0.30 g/cm3-1.50g/cm3。
2. a kind of preparation method of rayon-based carbon fiber composite material studio absorption plate according to claim 1, special
Sign is that rayon-based carbon fiber tow described in step 1 is 1K-12K, and rayon-based carbon fiber needle nematophore cloth pin density is 23
Needle/cm2- 53 needles/cm2, the control of rayon-based carbon fiber length is in 5mm-100mm.
3. a kind of preparation method of rayon-based carbon fiber composite material studio absorption plate according to claim 1, special
Sign is that resin described in step 2 is epoxy resin or phenolic resin, and alcohol is industrial alcohol, purity >=95%.
4. a kind of preparation method of rayon-based carbon fiber composite material studio absorption plate according to claim 1, special
Sign is, impregnation technology described in step 3, dip time 1h-10h.
5. a kind of preparation method of rayon-based carbon fiber composite material studio absorption plate according to claim 1, special
Sign is that solidification heating rate described in step 4 is 5 DEG C/h-20 DEG C/h, keeps the temperature 1h-5h.
6. a kind of preparation method of rayon-based carbon fiber composite material studio absorption plate according to claim 1, special
Sign is that carbonization heating rate described in step 5 is 5 DEG C/h-30 DEG C/h, keeps the temperature 1h-6h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811647172.2A CN109704801A (en) | 2018-12-30 | 2018-12-30 | A kind of preparation method of rayon-based carbon fiber composite material studio absorption plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811647172.2A CN109704801A (en) | 2018-12-30 | 2018-12-30 | A kind of preparation method of rayon-based carbon fiber composite material studio absorption plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109704801A true CN109704801A (en) | 2019-05-03 |
Family
ID=66260280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811647172.2A Withdrawn CN109704801A (en) | 2018-12-30 | 2018-12-30 | A kind of preparation method of rayon-based carbon fiber composite material studio absorption plate |
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| Country | Link |
|---|---|
| CN (1) | CN109704801A (en) |
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2018
- 2018-12-30 CN CN201811647172.2A patent/CN109704801A/en not_active Withdrawn
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190503 |
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| WW01 | Invention patent application withdrawn after publication |