CN109435342A - Absorb sound cellular board - Google Patents
Absorb sound cellular board Download PDFInfo
- Publication number
- CN109435342A CN109435342A CN201811413827.XA CN201811413827A CN109435342A CN 109435342 A CN109435342 A CN 109435342A CN 201811413827 A CN201811413827 A CN 201811413827A CN 109435342 A CN109435342 A CN 109435342A
- Authority
- CN
- China
- Prior art keywords
- cellular board
- micropore
- sound absorption
- sound
- perforation hole
- 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
- 230000001413 cellular effect Effects 0.000 title claims abstract description 64
- 239000003292 glue Substances 0.000 claims abstract description 34
- 238000010521 absorption reaction Methods 0.000 claims abstract description 32
- 239000000758 substrate Substances 0.000 claims description 37
- 238000001035 drying Methods 0.000 claims description 16
- 239000003973 paint Substances 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 239000004745 nonwoven fabric Substances 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 3
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical group FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 claims description 2
- 238000012946 outsourcing Methods 0.000 claims description 2
- 239000007779 soft material Substances 0.000 claims description 2
- 238000005507 spraying Methods 0.000 abstract description 12
- 239000007921 spray Substances 0.000 description 11
- 238000004140 cleaning Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 238000012856 packing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000011265 semifinished product Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007591 painting process Methods 0.000 description 2
- 230000037452 priming Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- PRPAGESBURMWTI-UHFFFAOYSA-N [C].[F] Chemical compound [C].[F] PRPAGESBURMWTI-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000003125 aqueous solvent Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000476 body water Anatomy 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 229940098458 powder spray Drugs 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/14—Layered products comprising a layer of metal next to a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/10—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
- B32B3/12—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/022—Non-woven fabric
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Building Environments (AREA)
Abstract
A kind of sound absorption cellular board of the present invention, it is characterized in that it includes intermediate cellular board main body, cellular board main body is provided with micropore abatvoix on one side, the another side of cellular board main body is provided with bottom plate, the first sound absorbing paper is provided between the cellular board main body and bottom plate, the two sides of first sound absorbing paper are respectively arranged with the first glue layer and the second glue layer, it is provided with the second sound absorbing paper between the cellular board main body and micropore abatvoix, third glue layer is provided in the one side that the second sound absorbing paper is connected with cellular board main body.The present invention absorb sound cellular board have after spraying will not plug-hole, guarantee sound-absorbing it is new can, color difference will not be generated, guarantee beautiful advantage.
Description
Technical field
The present invention relates to a kind of sound absorption cellular boards.
Background technique
With the improvement of the national economy, in order to improve the comfort in room, abatvoix has been gradually appeared on the market.Sound-absorbing
Plate is a kind of ideal sound-proof decorative materials.With sound-absorbing, environmental protection, fire-retardant, heat-insulated, heat preservation, moisture-proof, anti-mildew, easy dedusting, easily
Cutting, can parquets, the advantages that easy construction, stability is good, impact resistance is good, independence is good, cost performance is high, have enrich it is a variety of
Color it is available, the sound-absorbing decoration demand of different-style and level can be met.
In order to increase aesthetic effect, powder sprays are carried out on two surfaces of abatvoix, however due to the micropore on abatvoix,
Cause after powder spray, forms plug-hole in micropore and also resulted in influence the sound-absorbing effect of abatvoix additionally, due to plug-hole
The color difference problem of abatvoix decorative cover.
In addition again due to the needs on using, also there are many sound absorption cellular boards on the market now, sound absorption cellular board is by two
The relatively thin micropore abatvoix in side and bottom plate are firmly bonded in cellular board master made of one piece of thicker cellular material respectively
Body, intermediate honeycomb significantly reduces the weight of plate, but bending stiffness is still very high, makes it have high-strength light
Feature has a wide range of applications on the maximum dimensions of vehicle for having lightweight demand, such as making the built-in of delivery vehicle
Plate, but overflowed from the hole of micropore abatvoix since glue is easy when abatvoix and cellular board main body are bonded, a convenience
Sound absorption cellular board is affected in the performance attractive in appearance in sound-absorbing face, on the other hand since glue is filled with the hole of micropore abatvoix, is dropped
Low sound-absorbing effect.
Summary of the invention
The purpose of the present invention is to overcome the above shortcomings and to provide after a kind of spraying will not plug-hole, guarantee sound absorption qualities, guarantee
Beautiful sound absorption cellular board.
The object of the present invention is achieved like this:
A kind of sound absorption cellular board, it is characterised in that it includes intermediate cellular board main body, the one side setting of cellular board main body
There is micropore abatvoix, the another side of cellular board main body is provided with bottom plate, is provided with first between the cellular board main body and bottom plate
Sound absorbing paper, the two sides of the first sound absorbing paper are respectively arranged with the first glue layer and the second glue layer, the cellular board main body with it is micro-
It is provided with the second sound absorbing paper between the abatvoix of hole, third glue is provided in the one side that the second sound absorbing paper is connected with cellular board main body
Water layer.
First sound absorbing paper is 80g/m2Non-woven fabrics.
Second sound absorbing paper is 20g/m2Non-woven fabrics.
Micropore abatvoix includes micropore substrate, and micropore substrate is aluminium sheet, and the front of micropore substrate is provided with prime coat, priming paint
The front of layer is provided with top coat layer.
The multi-group micropores group of array arrangement is offered on the micropore substrate, each micropore group includes close to top coat layer side
Entrance aperture and the first perforation hole and the second perforation hole close to prime coat side, entrance aperture is flat perpendicular to micropore substrate
The round hole in face, the first perforation hole and the second perforation hole are the oblique hole being arranged symmetrically.
The aperture of first perforation hole and the second perforation hole is consistent and is less than the aperture of entrance aperture.
First perforation hole and the second perforation hole be provided with multiple groups, the first perforation hole and the second perforation hole from entrance aperture
The bottom surface outgoing distribution of the oblique micropore substrate in outlet end is set, the first perforation hole and the second perforation hole circular array arrangement, the
The micropore substrate surrounded between one perforation hole and the second perforation hole, which is formed, stops platform, and platform is stopped to be arranged close to one end of entrance aperture
For wedge angle.
Prime coat thickness is within 5 microns.
For top coat layer thickness within 20 microns, the coating of the top coat layer is fluorocarbon oil paint.
The painting process of micropore abatvoix carries out operation using full-automatic paint-spraying production line, and full-automatic paint-spraying production line is in the past
It successively include cleaning device, upper hang device, drying unit, primer spray device, topcoating device, apparatus for baking and packaging after
Device.Cleaning device is used for the cleaning of micropore substrate, and upper hang device is used to carry out the micropore substrate after cleaning to lift upper extension, dry
For drying the micropore substrate of upper extension, primer spray device is used to carry out priming paint in the micropore substrate front side of drying equipment for drying
Spraying forms prime coat, and topcoating device is used to carry out finishing coat on the micropore substrate that spray-applied primer finishes to spray to form finishing coat
Layer, for apparatus for baking for toasting the micropore abatvoix that spray paint finishes, packing device is used to toast the micro- of completion
Hole abatvoix is packed.
Baking temperature in apparatus for baking is 180-250 DEG C, and combustion flue temperature deviation when for toasting with a product is 5
Within DEG C.
Compared with prior art, the beneficial effects of the present invention are:
The present invention absorb sound cellular board have after spraying will not plug-hole, guarantee sound absorption qualities, guarantee beautiful advantage.
Detailed description of the invention
Fig. 1 is the schematic diagram of sound absorption cellular board.
Fig. 2 is heat drying device schematic diagram.
Fig. 3 is the schematic diagram of micropore abatvoix.
Fig. 4 is the schematic diagram of micropore substrate.
Fig. 5 is full-automatic paint-spraying production line schematic diagram.
Wherein:
Absorb sound cellular board 700, micropore substrate 701, prime coat 702, top coat layer 703
Full-automatic paint-spraying production line 900, cleaning device 901, upper hang device 902, drying unit 903, primer spray device
904, topcoating device 905, apparatus for baking 906, packing device 907.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only invention a part of the embodiment, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
Referring to Fig. 1-Fig. 5, a kind of sound absorption cellular board 500 of the present invention, it includes intermediate cellular board main body 501,
Cellular board main body 501 is provided with micropore abatvoix 700 on one side, and the another side of cellular board main body 501 is provided with bottom plate 502, bottom
Plate is 0.8mm punching aluminium sheet, and aperture 2.5mm is provided with the first sound absorbing paper between the cellular board main body 501 and bottom plate 502
503, the first sound absorbing paper 503 is 80g/m2Non-woven fabrics, the two sides of the first sound absorbing paper 503 are respectively arranged with the first glue layer
505 and second glue layer 506, the second sound absorbing paper 504 is provided between the cellular board main body 501 and micropore abatvoix 700,
Two sound absorbing papers 504 are 20g/m2Non-woven fabrics, be provided in the one side that the second sound absorbing paper 504 is connected with cellular board main body 501
Third glue layer 507.
A kind of production method for the cellular board 500 that absorbs sound:
The second sound absorbing paper 504 is laid on micropore abatvoix 700 first, coating glue forms the on third sound absorbing paper 504
Then three glue layers 507 place cellular board main body 501 on third glue layer 507, then apply in 501 top surface of cellular board main body
It covers glue and forms the second glue layer 506, the first sound absorbing paper 503 is then laid on the second glue layer 506, then in the first sound-absorbing
Coating glue forms the first glue layer 505 on paper 503, and bottom plate 502 is finally laid on the first glue layer 505；
Then 500 semi-finished product of sound absorption cellular board being laminated are subjected to hot baking, heat drying device 400 in heat drying device 400
Including a placement platform 401, it is provided with an evacuated housing 402 on placement platform 401, is provided with below placement platform 401
Heating device 403, wherein evacuated housing 402 is soft material, in use, 500 semi-finished product of sound absorption cellular board being laminated are put
On the placement platform 401 of heat drying device 400,500 semi-finished product of sound absorption cellular board that 402 clad of evacuated housing is folded, then
Heating device 403 heats so that the temperature of 401 top surface of placement platform reaches 40 °, starts simultaneously at and vacuumizes, and heat is dried 6 hours, completes
Heat dries operation, that is, can be taken off sound absorption cellular board 500, last outsourcing film.Baking and above-mentioned sound absorption cellular board in this way
500 structure is not easy the glue of third glue layer 5.7 across the second sound absorbing paper 504 and then enters to micropore abatvoix 700
Micropore in, while having reached the second sound absorbing paper 504 and the good bonding force of micropore abatvoix 700 again.
Above-mentioned micropore abatvoix 700, it includes micropore substrate 701, and micropore substrate 701 is preferably aluminium sheet, micropore substrate
701 front is provided with prime coat 702, and the front of prime coat 702 is provided with top coat layer 703.
The multi-group micropores group of array arrangement is offered on the micropore substrate 701, each micropore group includes close to top coat layer
The first perforation hole 701.2 and the second perforation hole 701.3 of the entrance aperture 701.1 of side and close prime coat side, it is incident
Hole 701.1 is the round hole perpendicular to 701 plane of micropore substrate, and the first perforation hole 701.2 and the second perforation hole 701.3 are pair
Claim the oblique hole of arrangement, multiple groups, the first perforation hole has can be set in the first perforation hole 701.2 and the second perforation hole 701.3
701.2 and second perforation hole 701.3 from the oblique micropore substrate 701 in 701.1 outlet end of entrance aperture bottom surface outgoing distribution set,
The aperture of first perforation hole 701.2 and the second perforation hole 701.3 is consistent and is less than the aperture of entrance aperture 701.1, the first outgoing
Circular array is arranged when hole 701.2 and the second perforation hole 701.3 are provided with multiple groups, the first perforation hole 701.2 and second
The micropore substrate 701 surrounded between perforation hole 701.3, which is formed, stops platform 701.4, stops platform 701.4 close to entrance aperture 701.1
One end is set as wedge angle.
The painting process of micropore abatvoix 700 carries out operation using full-automatic paint-spraying production line 900, and automatically paint flowing water
Line 900 successively includes cleaning device 901, upper hang device 902, drying unit 903, primer spray device 904, topcoating from front to back
Device 905, apparatus for baking 906 and packing device 907.Cleaning device 901 is used for the cleaning of micropore substrate 701, upper hang device
902 for lift upper extension for the micropore substrate 701 after cleaning, drying unit 903 be used for by the micropore substrate 701 of upper extension into
Row drying, primer spray device 904 are used to carry out basecoat paint in 701 front of micropore substrate of drying to form prime coat 702, spray plane
Paint device 905 is used to carry out finishing coat on the micropore substrate 701 that spray-applied primer finishes to spray to form top coat layer 703, apparatus for baking
906 for toasting the sound absorption cellular board 700 that spray paint finishes, and packing device 907 is used to that the sound absorption completed will to be toasted
Cellular board 700 is packed.
Wherein:
Prime coat 702 is used for the front of closed porosity substrate 701, its role is to improve coating impermeabilisation ability, enhancing
Protection to microporous substrate, stable metal superficial layer reinforce top coat layer and the positive adhesive force of microporous substrate, it is ensured that finishing coat
The color homogeneity of layer, 702 thickness of prime coat are strict controlled within 5 microns.
Top coat layer 703 is crucial one layer of spray coating, is decorative colors required for providing microporous substrate 701, finishing coat
Layer is coast of paint layer most thick in spraying, and top coat layer thickness control is within 20 microns.The coating of the top coat layer 703 is fluorine carbon
Paint, the coating paint film adhesion is fine, has excellent weatherability, resistance to acid and alkali.It is at low cost with aqueous solvent, reduces
Environmental pollution improves execution conditions.
Baking temperature in apparatus for baking 906 is 180-250 DEG C, combustion flue temperature deviation when for toasting with a product
The problem of being strict controlled within 5 DEG C, avoiding spraying color difference.
The above is only specific application examples of the invention, are not limited in any way to protection scope of the present invention.All uses
Equivalent transformation or equivalent replacement and the technical solution formed, all fall within rights protection scope of the present invention.
Claims (10)
1. a kind of sound absorption cellular board, it is characterised in that it includes intermediate cellular board main body, and cellular board main body is provided on one side
Micropore abatvoix, the another side of cellular board main body are provided with bottom plate, are provided with the first suction between the cellular board main body and bottom plate
Sound paper, the two sides of the first sound absorbing paper are respectively arranged with the first glue layer and the second glue layer, the cellular board main body and micropore
It is provided with the second sound absorbing paper between abatvoix, third glue is provided in the one side that the second sound absorbing paper is connected with cellular board main body
Layer.
2. sound absorption cellular board according to claim 1, it is characterised in that the first sound absorbing paper is 80g/m2Non-woven fabrics.
3. sound absorption cellular board according to claim 1, it is characterised in that the second sound absorbing paper is 20g/m2Non-woven fabrics.
4. sound absorption cellular board according to claim 1, it is characterised in that it includes micropore substrate (701), micropore substrate
It (701) is aluminium sheet, the front of micropore substrate (701) is provided with prime coat (702), and the front of prime coat (702) is provided with finishing coat
Layer (703).
5. a kind of sound absorption cellular board according to claim 1, it is characterised in that micropore abatvoix includes micropore substrate, described
The multi-group micropores group of array arrangement is offered on micropore substrate (701), each micropore group includes the incidence close to top coat layer side
First perforation hole (701.2) and the second perforation hole (701.3) in hole (701.1) and close prime coat side, entrance aperture
It (701.1) is the round hole perpendicular to micropore substrate (701) plane, the first perforation hole (701.2) and the second perforation hole
(701.3) oblique hole to be arranged symmetrically.
6. a kind of sound absorption cellular board according to claim 5, it is characterised in that the first perforation hole (701.2) and second go out
The aperture of perforation (701.3) is consistent and is less than the aperture of entrance aperture (701.1).
7. a kind of sound absorption cellular board according to claim 5, it is characterised in that the first perforation hole (701.2) and second go out
Perforation (701.3) be provided with multiple groups, the first perforation hole (701.2) and the second perforation hole (701.3) from entrance aperture (701.1)
The bottom surface outgoing distribution of the oblique micropore substrate (701) in outlet end is set, the first perforation hole (701.2) and the second perforation hole
(701.3) circular array is arranged, the micropore base surrounded between the first perforation hole (701.2) and the second perforation hole (701.3)
Plate (701), which is formed, stops platform (701.4), and platform (701.4) is stopped to be set as wedge angle close to the one end of entrance aperture (701.1).
8. a kind of sound absorption cellular board according to claim 5, it is characterised in that prime coat thickness is within 5 microns.
9. a kind of sound absorption cellular board according to claim 5, it is characterised in that top coat layer thickness is described within 20 microns
The coating of top coat layer is fluorocarbon oil paint.
10. a kind of sound absorption cellular board according to claim 1, it is characterised in that its production method is as follows:
The second sound absorbing paper is laid on micropore abatvoix first, coating glue forms third glue layer on third sound absorbing paper, then
Cellular board main body is placed on third glue layer, then forms the second glue layer in cellular board body top face coating glue, then
The first sound absorbing paper is laid on the second glue layer, then coating glue forms the first glue layer on the first sound absorbing paper, finally exists
Bottom plate is laid on first glue layer；
Then the sound absorption honeycomb boards half-finished product being laminated is subjected to hot baking in heat drying device, heat drying device includes that a placement is flat
Platform is provided with an evacuated housing on placement platform, is provided with heating device below placement platform, and wherein evacuated housing is soft
Material, in use, the sound absorption honeycomb boards half-finished product being laminated is placed on the placement platform of heat drying device, evacuated housing clad
The sound absorption honeycomb boards half-finished product folded, then heating devices heat makes the temperature of placement platform top surface reach 40 °, starts simultaneously at
It vacuumizes, heat is dried 6 hours, is completed heat and is dried operation, that is, can be taken off sound absorption cellular board, last outsourcing film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811413827.XA CN109435342A (en) | 2018-11-26 | 2018-11-26 | Absorb sound cellular board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811413827.XA CN109435342A (en) | 2018-11-26 | 2018-11-26 | Absorb sound cellular board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109435342A true CN109435342A (en) | 2019-03-08 |
Family
ID=65554842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811413827.XA Pending CN109435342A (en) | 2018-11-26 | 2018-11-26 | Absorb sound cellular board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109435342A (en) |
-
2018
- 2018-11-26 CN CN201811413827.XA patent/CN109435342A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106364071B (en) | A kind of corrosion-resistant fireproof high-pressure decorating plate of antibacterial and mouldproof and its production method | |
| CN206812555U (en) | A kind of veneered plywood for being used to coat special-shaped base material | |
| CN104001656A (en) | Showcase oil paint orange peel prevention method | |
| CN105464316A (en) | Making method of integrated board | |
| CN109808264B (en) | Flame-retardant wood veneer | |
| CN208251506U (en) | Building decorative composite board and batten | |
| CN103289548B (en) | Sponge surface coating and painting method | |
| CN109435342A (en) | Absorb sound cellular board | |
| US20210010203A1 (en) | Stainable decorative board | |
| JPS63125332A (en) | Waterproof decorative sheet for sheathing | |
| CN209191407U (en) | One kind is for building resistance to compression composite plate structure | |
| CN109514932A (en) | A kind of double facing fire-proof boards with moisture-proof function | |
| CN109518822A (en) | Micropore abatvoix | |
| CN109457890A (en) | Absorb sound honeycomb board mounting structure | |
| CN206899904U (en) | A kind of anti-flaming thermal-insulation aluminium-plastic panel | |
| CN112921707A (en) | Formaldehyde-free impregnated bond paper and preparation method thereof | |
| CN206917152U (en) | A kind of aluminium-plastic panel | |
| CN208578282U (en) | A kind of complex heat-preservation fluorine carbon aluminium Side fascia | |
| CN105666989A (en) | Mechanically produced wood and metal decorative plate | |
| CN201144493Y (en) | Dual-layer heat-insulation curtain wall imitating decorative system | |
| CN205314443U (en) | UV interior wall decorative board | |
| CN205348681U (en) | Core ecological plate is put in order to two -sided environment -friendly wood | |
| CN214995567U (en) | Waterproof and humidity-controlled calcium silicate solid wood composite floor | |
| CA2858767A1 (en) | Polyurethane impregnated paper laminate and method therefor | |
| CN207974414U (en) | A kind of light-weight environment-friendly metope trim panel |
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 | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190308 |