CN107538813A - A kind of heat-insulating soundproof damping fibrofelt and preparation method - Google Patents
A kind of heat-insulating soundproof damping fibrofelt and preparation method Download PDFInfo
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- CN107538813A CN107538813A CN201710752773.9A CN201710752773A CN107538813A CN 107538813 A CN107538813 A CN 107538813A CN 201710752773 A CN201710752773 A CN 201710752773A CN 107538813 A CN107538813 A CN 107538813A
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Abstract
The invention discloses a kind of heat-insulating soundproof damping fibrofelt and preparation method,The heat-insulating soundproof damping fibrofelt includes damping sound insulation felt,Layer of PVC,Heat dissipating layer,Keriotheca,Acoustical cotton layer,Fill powder and damping net,The outer surface of the heat-insulating soundproof damping fibrofelt is designed as damping sound insulation felt,The inner surface of the damping sound insulation felt posts layer of PVC,The inner surface of the layer of PVC posts heat dissipating layer,The inner surface of the heat dissipating layer posts keriotheca,The centre of the keriotheca is provided with acoustical cotton layer,Filling powder is filled with inside honeycomb hole inside the keriotheca,Damping net is provided with the heat dissipating layer and keriotheca,Heat-insulating soundproof damping fibrofelt is provided with multiple sound insulation layer in heat-insulating soundproof damping fibrofelt of the present invention and preparation method,Suitable raw material selection in every layer of puigging,The raw material proportioning of science,Obtained heat-insulating soundproof damping fibrofelt can not only noise reduction and damping,Reduce unnecessary noise hazard,And it is able to ensure that safe driving,It is simple in construction,It is easy to use.
Description
Technical field
The present invention relates to fibrofelt production technical field, and in particular to a kind of heat-insulating soundproof damping fibrofelt and preparation side
Method.
Background technology
As the fast development of World Economics, the continuous improvement of living standards of the people, automobile industry development are rapid.People couple
The requirement of automobile is not only the outward appearance of beautiful design, the comfortableness of upholstery, feature, and to the environmental protection of automobile interior
Performance, noiseproof feature are it is also proposed that new requirement.But the material of vehicle noise insulation pad and part inside gadget typically uses phenolic aldehyde at present
Resin cotton, due to the synthesis mechanism and its special nature of phenolic resin cotton, it is caused to contain harmful substance and pungent gas
Taste, automobile interior space is placed in for a long time, certain pollution can be brought to environment inside car, while certain wound can also be produced to human body
Evil.
The content of the invention
To solve the above problems, the present invention proposes a kind of heat-insulating soundproof damping fibrofelt and preparation method.
To realize the object of the invention, the technical scheme of use is：A kind of heat-insulating soundproof damping fibrofelt and preparation method, institute
Stating heat-insulating soundproof damping fibrofelt includes damping sound insulation felt, layer of PVC, heat dissipating layer, keriotheca, acoustical cotton layer, filling powder and damping
Net, the outer surface of the heat-insulating soundproof damping fibrofelt are designed as damping sound insulation felt, and the inner surface of the damping sound insulation felt posts
Layer of PVC, the inner surface of the layer of PVC post heat dissipating layer, and the inner surface of the heat dissipating layer posts keriotheca, in the keriotheca
Between be provided with acoustical cotton layer, filling powder is filled with inside the honeycomb hole inside the keriotheca, in the heat dissipating layer and keriotheca
It is provided with damping net.
Preferably, the raw material material of the acoustical cotton layer includes glass fibre, plastic optical fibre and string.
Preferably, the glass fibre material in the raw material material of the acoustical cotton layer includes SiO250~60 parts, Na2O 10
~15 parts, K210~15 parts of O, B2O33~8 parts, Al2O310~15 parts, 10~20 parts of MgO, CaCO35~8 parts, γ-FeO
(OH) 3~7 parts, ZnCO35~8 parts and FeTiO3-MgTiO33~5 parts.
Preferably, the plastic optical fibre material in the raw material material of the acoustical cotton layer includes 50~60 parts of polyvinyl chloride resin, plasticising
It is 5~10 parts of agent, 3~8 parts of precipitated calcium carbonate, 10~15 parts of paraffin, 0.5~1 part of mould inhibitor, 3~5 parts of stabilizer, nano oxidized
3~8 parts of aluminium, 15~20 parts of butyl rubber, 2~3 parts of dispersant, 15~18 parts of maleic anhydride-g-SBS and ethyl vinyl acetate second
Alkene ester resin is 15~25 parts of the vinyl chloride graft copolymer of base material.
Preferably, the string material in the raw material material of the acoustical cotton layer includes 50~60 parts of stalk fibre, fiber crops
10~20 parts of 20~30 parts of fiber, 20~25 parts of cotton fiber and wood chip.
Preferably, the material of the filling powder includes 30~35 parts of mica powder, 20~30 parts of graphite powder, nano antimony doped dioxy
Change 5~10 parts of 30~35 parts of tin, 5~12 parts of nano ferriferrous oxide and nano aluminium oxide.
Preferably, the manufacture method of the heat-insulating soundproof damping fibrofelt is：
1) is by SiO2、Na2O、K2O、B2O3、Al2O3、MgO、CaCO3、γ-FeO(OH)、ZnCO3And FeTiO3-MgTiO3Press
Ratio is mixed, and is warming up to after molten that wire drawing obtains glass fibre under different temperatures, and glass fibre is mixed by carding machine
Comb, obtain composite fibre, composite fibre is divided into several parts, tile slabbing, then by tiled sheet composite fibre one
The another stacking of layer is put together, and hot blast crosses stove, you can glass fibre is made；
2) chlorine of the by polyvinyl chloride resin, butyl rubber, maleic anhydride-g-SBS and ethylene-vinyl acetate resin for base material
Grafted ethylene copolymer prepares in proportion, is put into banbury and plasticates 5~10 minutes, adds plasticizer, precipitated calcium carbonate, stone
Wax, mould inhibitor, stabilizer, nano aluminium oxide and dispersant are mediated 3~9 minutes into banbury, obtain mixture, will obtain
Mixture be cooled to normal temperature, be put into mill, be kneaded uniform, thin the open and flat film for going out into 1~3mm of thickness, obtain batch mixing
Film, film will be mixed and be cut into the plastic optical fibre that width is 1~3mm using filament cutter；
3) mixes stalk fibre, flaxen fiber, cotton fiber and wood chip in proportion, carries out mixing combing by carding machine, obtains
To composite fibre, obtained composite fibre is divided into several parts, tile slabbing, then by tiled one layer of sheet composite fibre
Another stacking is put together, compressing, you can string is made；
4) glass fibre, plastic optical fibre and string of acoustical cotton layer obtained above are relatively evenly laid into by
Enter baking oven after type, when temperature is 50~65 DEG C, 20~30min is toasted under air-flow penetration, that is, obtains described suction
Sound cotton layer；
5) opens up damping net in the center of heat dissipating layer and keriotheca, and obtained filling powder is uniformly filled into keriotheca
In honeycomb hole, damping sound insulation felt, layer of PVC, heat dissipating layer, keriotheca and acoustical cotton layer are bonded by Ludox, form the present invention's
Semi-finished product, then be complex as a whole 5 structure sheafs by moulding press, then 5 structure sheafs that molding is complex as a whole are cleaved
Shaping, form heat-insulating soundproof damping fibrofelt.
Beneficial effects of the present invention are：Heat-insulating sound-insulating damping is fine in heat-insulating soundproof damping fibrofelt of the present invention and preparation method
Dimension felt is provided with multiple sound insulation layer, and suitable raw material selects in every layer of puigging, the raw material proportioning of science, obtained automotive trim
Sound insulating pad can not only noise reduction and damping, reduce unnecessary noise hazard, and be able to ensure that safe driving, and structure letter
It is single, it is easy to use.
Brief description of the drawings
Fig. 1 is heat-insulating soundproof damping fibrofelt of the present invention and the heat-insulating soundproof damping fibrofelt structural representation of preparation method
1。
Fig. 2 is heat-insulating soundproof damping fibrofelt of the present invention and the heat-insulating soundproof damping fibrofelt structural representation of preparation method
2。
Fig. 3 be heat-insulating soundproof damping fibrofelt of the present invention and preparation method acoustical cotton layer in glass fibre raw material proportioning
Table.
Fig. 4 be heat-insulating soundproof damping fibrofelt of the present invention and preparation method acoustical cotton layer in plastic optical fibre raw material proportioning
Table.
Fig. 5 be heat-insulating soundproof damping fibrofelt of the present invention and preparation method acoustical cotton layer in string raw material proportioning
Table.
Fig. 6 is the raw material proportioning table of heat-insulating soundproof damping fibrofelt of the present invention and the filling powder of preparation method.
In figure：1st, damping sound insulation felt；2nd, layer of PVC；3rd, heat dissipating layer；4th, keriotheca；5th, acoustical cotton layer；6th, powder is filled；7th, subtract
Shake net.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Embodiment 1
It refer to shown in Fig. 1-6, the invention provides a kind of scheme：A kind of heat-insulating soundproof damping fibrofelt and preparation side
Method, the heat-insulating soundproof damping fibrofelt include damping sound insulation felt 1, layer of PVC 2, heat dissipating layer 3, keriotheca 4, acoustical cotton layer 5, filled out
Powder 6 and damping net 7 are filled, the outer surface of the heat-insulating soundproof damping fibrofelt is designed as damping sound insulation felt 1, the damping sound insulation felt
1 inner surface posts layer of PVC 2, and the inner surface of the layer of PVC 2 posts heat dissipating layer 3, and the inner surface of the heat dissipating layer 3 posts honeycomb
Layer 4, the centre of the keriotheca 4 are provided with acoustical cotton layer 5, and filling powder is filled with inside the honeycomb hole inside the keriotheca 4
6, damping net 7 is provided with the heat dissipating layer 3 and keriotheca 4.
Wherein, the raw material material of the acoustical cotton layer 5 includes glass fibre, plastic optical fibre and string.
Wherein, it is preferred that the material of the filling powder includes 35 parts of mica powder, 30 parts of graphite powder, nano antimony doped titanium dioxide
10 parts of 35 parts of tin, 12 parts of nano ferriferrous oxide and nano aluminium oxide.
Wherein, the manufacture method of the heat-insulating soundproof damping fibrofelt is：
1) is by SiO260 parts, Na215 parts of O, K215 parts of O, B2O38 parts, Al2O315 parts, 20 parts of MgO, CaCO3 8
Part, 7 parts of γ-FeO (OH), ZnCO38 parts and FeTiO3-MgTiO35 parts of mixing, it is warming up to wire drawing under different temperatures after molten
Glass fibre is obtained, glass fibre carries out mixing combing by carding machine, obtains composite fibre, and composite fibre is divided into several parts,
Tile slabbing, then tiled sheet composite fibre layer upon layer is stacked together, hot blast crosses stove, you can glass is made
Glass fiber；
2) is by 60 parts of polyvinyl chloride resin, 20 parts of butyl rubber, 18 parts of maleic anhydride-g-SBS and ethylene-vinyl acetate
Resin prepares for 25 parts of the vinyl chloride graft copolymer of base material, is put into banbury and plasticates 10 minutes, add 10 parts of plasticizer,
3 parts of 8 parts of precipitated calcium carbonate, 15 parts of paraffin, 1 part of mould inhibitor, 5 parts of stabilizer, 8 parts of nano aluminium oxide and dispersant arrive banbury
In, mediate 9 minutes, obtain mixture, obtained mixture is cooled to normal temperature, is put into mill, be kneaded uniformly, thin flat
Thick 3mm film is put on display into, obtains batch mixing film, film will be mixed and be cut into the plastic optical fibre that width is 3mm using filament cutter；
3) mixes 20 parts of 60 parts of stalk fibre, 30 parts of flaxen fiber, 25 parts of cotton fiber and wood chip, is carried out by carding machine
Mixing is combed, and obtains composite fibre, and obtained composite fibre is divided into several parts, and tile slabbing, then by tiled sheet
Composite fibre layer upon layer is stacked together, compressing, you can string is made；
4) glass fibre, plastic optical fibre and the string of acoustical cotton layer 5 obtained above are relatively evenly laid into by
Enter baking oven after type, when temperature is 65 DEG C, 30min is toasted under air-flow penetration, that is, obtains described acoustical cotton layer；
5) opens up damping net 7 in the center of heat dissipating layer 3 and keriotheca 4, and obtained filling powder 6 is uniformly filled into honeycomb
In the honeycomb hole of layer 4, damping sound insulation felt 1, layer of PVC 2, heat dissipating layer 3, keriotheca 4 and acoustical cotton layer 5, shape are bonded by Ludox
5 structure sheafs are complex as a whole into the semi-finished product of the present invention, then by moulding press, then 5 knots being complex as a whole will be molded
The cleaved shaping of structure layer, form heat-insulating soundproof damping fibrofelt.
Embodiment 2
The present embodiment and the difference of embodiment 1 are：
The material of the filling powder 6 includes 30 parts of mica powder, 20 parts of graphite powder, nanometer antimony-doped stannic oxide 30 part, nanometer
5 parts of 5 parts of ferroso-ferric oxide and nano aluminium oxide；
Glass fibre material in the raw material material of the acoustical cotton layer 5 includes SiO250 parts, Na210 parts of O, K2O 10
Part, B2O33 parts, Al2O310 parts, 10 parts of MgO, CaCO35 parts, 3 parts of γ-FeO (OH), ZnCO35 parts and FeTiO3-MgTiO3
3 parts；
Plastic optical fibre material in the raw material material of the acoustical cotton layer 5 includes 50 parts of polyvinyl chloride resin, 5 parts of plasticizer, lightweight
3 parts of calcium carbonate, 10 parts of paraffin, 0.5 part of mould inhibitor, 3 parts of stabilizer, 3 parts of nano aluminium oxide, 15 parts of butyl rubber, dispersant 2
Part, 15 parts of maleic anhydride-g-SBS and ethylene-vinyl acetate resin are 15 parts of the vinyl chloride graft copolymer of base material；
String material in the raw material material of the acoustical cotton layer 5 includes 50 parts of stalk fibre, 20 parts of flaxen fiber, cotton
10 parts of 20 parts of fiber and wood chip.
In the present invention, heat-insulating soundproof damping fibrofelt is set in heat-insulating soundproof damping fibrofelt of the present invention and preparation method
There is a multiple sound insulation layer, suitable raw material selection in every layer of puigging, the raw material proportioning of science, obtained automotive interior sound insulation pad is not
Only can noise reduction and damping, reduce unnecessary noise hazard, and be able to ensure that safe driving, and simple in construction, user
Just.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of heat-insulating soundproof damping fibrofelt and preparation method, it is characterised in that：The heat-insulating soundproof damping fibrofelt includes
Damping sound insulation felt (1), layer of PVC (2), heat dissipating layer (3), keriotheca (4), acoustical cotton layer (5), filling powder (6) and damping net (7),
The outer surface of the heat-insulating soundproof damping fibrofelt is designed as damping sound insulation felt (1), the inner surface patch of the damping sound insulation felt (1)
There is layer of PVC (2), the inner surface of the layer of PVC (2) posts heat dissipating layer (3), and the inner surface of the heat dissipating layer (3) posts keriotheca
(4), the centre of the keriotheca (4) is provided with acoustical cotton layer (5), is filled with inside the internal honeycomb hole of the keriotheca (4)
Powder (6) is filled, damping net (7) is provided with the heat dissipating layer (3) and keriotheca (4).
2. a kind of heat-insulating soundproof damping fibrofelt according to claim 1 and preparation method, it is characterised in that：The sound-absorbing
The raw material material of cotton layer (5) includes glass fibre, plastic optical fibre and string.
3. a kind of heat-insulating soundproof damping fibrofelt according to claim 1 and preparation method, it is characterised in that：The sound-absorbing
Glass fibre material in the raw material material of cotton layer (5) includes SiO250~60 parts, Na210~15 parts of O, K210~15 parts of O,
B2O33~8 parts, Al2O310~15 parts, 10~20 parts of MgO, CaCO35~8 parts, 3~7 parts of γ-FeO (OH), ZnCO3 5
~8 parts and FeTiO3-MgTiO33~5 parts.
4. a kind of heat-insulating soundproof damping fibrofelt according to claim 1 and preparation method, it is characterised in that：The sound-absorbing
Plastic optical fibre material in the raw material material of cotton layer (5) includes 50~60 parts of polyvinyl chloride resin, 5~10 parts of plasticizer, precipitated calcium carbonate
3~8 parts, 10~15 parts of paraffin, 0.5~1 part of mould inhibitor, 3~5 parts of stabilizer, 3~8 parts of nano aluminium oxide, butyl rubber 15~
20 parts, 2~3 parts of dispersant, 15~18 parts of maleic anhydride-g-SBS and ethylene-vinyl acetate resin are the chloroethene of base material
15~25 parts of alkene graft copolymer.
5. a kind of heat-insulating soundproof damping fibrofelt according to claim 1 and preparation method, it is characterised in that：The sound-absorbing
String material in the raw material material of cotton layer (5) includes 50~60 parts of stalk fibre, 20~30 parts of flaxen fiber, cotton fiber 20
~25 parts and 10~20 parts of wood chip.
6. a kind of heat-insulating soundproof damping fibrofelt according to claim 1 and preparation method, it is characterised in that：The filling
The material of powder (6) includes 30~35 parts of mica powder, 20~30 parts of graphite powder, part, nanometer four of nanometer antimony-doped stannic oxide 30~35
5~10 parts of 5~12 parts of Fe 3 O and nano aluminium oxide.
7. a kind of heat-insulating soundproof damping fibrofelt according to claim 1 and preparation method, it is characterised in that：It is described heat-insulated
The manufacture method of sound insulation cushioning fibrous felt is：
1) is by SiO2、Na2O、K2O、B2O3、Al2O3、MgO、CaCO3、γ-FeO(OH)、ZnCO3And FeTiO3-MgTiO3In proportion
Mixing, is warming up to after molten that wire drawing obtains glass fibre under different temperatures, and glass fibre carries out mixing combing by carding machine,
Composite fibre is obtained, composite fibre is divided into several parts, tile slabbing, then that tiled one layer of sheet composite fibre is another
Stacking is put together, and hot blast crosses stove, you can glass fibre is made；
2) vinyl chloride of the by polyvinyl chloride resin, butyl rubber, maleic anhydride-g-SBS and ethylene-vinyl acetate resin for base material
Graft copolymer prepares in proportion, is put into banbury and plasticates 5~10 minutes, add plasticizer, precipitated calcium carbonate, paraffin,
Mould inhibitor, stabilizer, nano aluminium oxide and dispersant are mediated 3~9 minutes into banbury, obtain mixture, mixed by what is obtained
Compound is cooled to normal temperature, is put into mill, is kneaded uniformly, thins the open and flat film for going out into 1~3mm of thickness, obtain batch mixing film,
Film will be mixed and be cut into the plastic optical fibre that width is 1~3mm using filament cutter；
3) mixes stalk fibre, flaxen fiber, cotton fiber and wood chip in proportion, carries out mixing combing by carding machine, is mixed
Condensating fiber, obtained composite fibre is divided into several parts, tile slabbing, then that tiled one layer of sheet composite fibre is another
Stacking is put together, compressing, you can string is made；
4) relatively evenly tiles the glass fibre, plastic optical fibre and string of acoustical cotton layer obtained above (5) shaping
Enter baking oven afterwards, when temperature is 50~65 DEG C, 20~30min is toasted under air-flow penetration, that is, obtains described sound-absorbing
Cotton layer (5)；
5) opens up damping net (7) in the center of heat dissipating layer (3) and keriotheca (4), and obtained filling powder (6) is uniformly filled into
In the honeycomb hole of keriotheca (4), damping sound insulation felt (1), layer of PVC (2), heat dissipating layer (3), keriotheca (4) are bonded by Ludox
With acoustical cotton layer (5), the semi-finished product of the present invention are formed, then are complex as a whole 5 structure sheafs by moulding press, then molding is multiple
5 cleaved shapings of structure sheaf being integrated, form heat-insulating soundproof damping fibrofelt.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109320132A (en) * | 2018-10-19 | 2019-02-12 | 江苏大利节能科技股份有限公司 | A kind of sound-absorbing insulation material |
| CN110181884A (en) * | 2019-05-19 | 2019-08-30 | 泉州市华颂新材料技术研究院有限公司 | Full range acoustic control module |
| CN110576667A (en) * | 2019-10-23 | 2019-12-17 | 嘉兴赢创实业有限公司 | Hollow light-passing board with multilayer structure |
| CN111038025A (en) * | 2019-12-31 | 2020-04-21 | 湖北天运消音防振新材料有限公司 | Interior decoration sound-absorbing cotton |
| CN115476552A (en) * | 2022-09-16 | 2022-12-16 | 山东天元重工有限公司 | Preparation method of magnesium alloy high-strength sound insulation composite board |
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| CN111038025A (en) * | 2019-12-31 | 2020-04-21 | 湖北天运消音防振新材料有限公司 | Interior decoration sound-absorbing cotton |
| CN115476552A (en) * | 2022-09-16 | 2022-12-16 | 山东天元重工有限公司 | Preparation method of magnesium alloy high-strength sound insulation composite board |
| CN115476552B (en) * | 2022-09-16 | 2023-11-21 | 山东天元重工有限公司 | Preparation method of magnesium alloy high-strength sound-insulation composite board |
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Application publication date: 20180105 |
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