CN211591595U - Plastic surface phenolic aldehyde composite board for air pipe and air pipe - Google Patents
Plastic surface phenolic aldehyde composite board for air pipe and air pipe Download PDFInfo
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- CN211591595U CN211591595U CN201922380695.1U CN201922380695U CN211591595U CN 211591595 U CN211591595 U CN 211591595U CN 201922380695 U CN201922380695 U CN 201922380695U CN 211591595 U CN211591595 U CN 211591595U
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Abstract
The utility model discloses a plastics face phenolic aldehyde base composite sheet for tuber pipe, include by top layer to inlayer fixed connection's plastics protection top layer, first aluminium foil layer, phenolic aldehyde foam layer and second aluminium foil layer in proper order. The plastic surface phenolic aldehyde base composite board for the air duct is provided with the plastic protection surface layer, so that the strength of the composite board can be protected and enhanced, the illumination on the surface of the aluminum foil can be shielded, and the reaction probability of the aluminum foil and oxygen is reduced; the preferable PVC plastic plate has good chemical stability, corrosion resistance and aging resistance, does not absorb water or deform, and the outdoor service life of the air pipe formed by sealing, splicing and enclosing the plastic surface phenolic aldehyde composite plate is long. The utility model also discloses a close tuber pipe that forms is enclosed by the sealed concatenation of plastic face phenol aldehyde group composite sheet for the tuber pipe.
Description
Technical Field
The utility model relates to a composite sheet technical field, concretely relates to plastic surface phenolic aldehyde group composite sheet and tuber pipe for tuber pipe.
Background
The air pipe is a pipeline system for conveying and distributing air and mainly comprises a composite air pipe and an inorganic air pipe. The phenolic foam has excellent performances of flame retardance, heat resistance, low smoke, low toxicity and the like, and is widely applied to occasions such as central air-conditioning ventilation pipelines, external wall heat insulation and the like. In the prior art, phenolic aldehyde-based air ducts made of aluminum foil surface composite phenolic aldehyde plates, color steel surface composite phenolic aldehyde plates and the like can only be used in buildings as building air ducts and central air-conditioning air ducts, and the aluminum foil and the color steel surface are easily oxidized and corroded by sun and rain outdoors, which is not beneficial to ensuring the service life of the air ducts.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the defect that exists among the prior art, provide a plastic surface phenolic aldehyde base composite sheet for tuber pipe, be applicable to the preparation of outdoor tuber pipe, thermal insulation performance is good.
Realize above-mentioned technological effect, the utility model discloses a technical scheme does: the utility model provides a plastics face phenolic aldehyde base composite sheet for tuber pipe which characterized in that includes by top layer to inlayer fixed connection's plastics protection top layer, first aluminium foil layer, phenolic aldehyde foam layer and second aluminium foil layer in proper order.
The preferred technical scheme is that the plastic protective surface layer is a PVC plastic plate.
Preferably, a non-woven fabric layer is arranged between the phenolic foam layer and the first aluminum foil layer and/or the second aluminum foil layer.
The preferable technical scheme is that the thickness of the PVC plastic plate is 0.5 mm-5 mm.
The preferred technical scheme is that the thicknesses of the first aluminum foil layer and the second aluminum foil layer are both 0.04-0.20 mm.
The preferable technical scheme is that the thickness of the phenolic foam layer is 10-200 mm.
The preferable technical scheme is that a flame-retardant adhesive layer is arranged between the plastic surface layer and the first aluminum foil layer, and the plastic surface layer is bonded with the first aluminum foil layer through the flame-retardant adhesive layer.
The preferred technical scheme is that the first aluminum foil layer, the phenolic foam layer and the second aluminum foil layer are integrally connected.
The preferred technical scheme is that the first aluminum foil layer, the phenolic foam layer, the second aluminum foil layer and the non-woven fabric layer are integrally connected.
The utility model also provides a tuber pipe, its characterized in that encloses to close by foretell tuber pipe is sealed with the concatenation of plastic face phenolic aldehyde group composite sheet and is formed.
The utility model has the advantages and the beneficial effects that:
the plastic surface phenolic aldehyde base composite board for the air duct is provided with the plastic protection surface layer, so that the strength of the composite board can be protected and enhanced, the illumination on the surface of the aluminum foil can be shielded, and the reaction probability of the aluminum foil and oxygen is reduced;
the preferable PVC plastic plate has good chemical stability, corrosion resistance and aging resistance, does not absorb water or deform, and the outdoor service life of the air pipe formed by sealing, splicing and enclosing the plastic surface phenolic aldehyde composite plate is long.
Drawings
FIG. 1 is a schematic structural diagram of example 1 of a plastic faced phenolic-based composite panel for an air duct;
FIG. 2 is a schematic structural diagram of example 2 of a plastic faced phenolic-based composite panel for an air duct;
FIG. 3 is a schematic structural view of an air duct in example 3;
in the figure: 1. PVC plastic board; 2. a first aluminum foil layer; 3. a phenolic foam layer; 4. a second aluminum foil layer; 5. a flame-retardant adhesive layer; 6. a non-woven fabric layer; 7. and (7) an air pipe.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Plastic protective surface layer and first aluminum foil layer
The optional range of the connection mode of the plastic protective surface layer and the first aluminum foil layer comprises heat sealing or bonding, and preferably bonding. Furthermore, the glue layer that bonds plastics protective surface layer and first aluminium foil layer is fire-retardant glue film, helps further improving the fire behaviour of composite sheet.
Non-woven fabric
The non-woven fabric has the function of increasing the adhesion between the phenolic foam layer and the aluminum foil layer, and the gram weight of the commonly used non-woven fabric is 15-30 g/m 2.
The first aluminum foil layer, the phenolic foam layer and the second aluminum foil layer can be bonded, and can also be integrally connected through foaming, preferably, the phenolic foam layer is integrally connected with the first aluminum foil layer and the second aluminum foil layer through foaming.
The phenolic foam layer is composed of expandable phenolic resin, an emulsifier, a foaming agent and a curing agent, wherein the amount of the emulsifier, the foaming agent and the curing agent is (3-6): (5-15): (10 to 30) parts by weight. In the foaming raw material, the emulsifier is at least one of silicone oil 158, tween, castor oil polyoxyethylene ether and the like; the foaming agent is a hydrocarbon foaming agent; the curing agent is at least one of phosphoric acid, p-toluenesulfonic acid and phenolsulfonic acid.
The production method of the phenolic aldehyde composite board with the plastic surface for the air duct comprises two steps:
firstly, preparing an integrated foam board containing a first aluminum foil layer, a phenolic foam layer and a second aluminum foil layer: spraying a mixture which is prepared in proportion and contains the expandable phenolic resin, the emulsifier, the foaming agent and the curing agent on the compounded aluminum foil, putting the aluminum foil into a pressure bearing machine, heating the mixture in the pressure bearing machine at 50-80 ℃, foaming, shaping, curing and demolding to obtain the product.
Secondly, bonding a plastic protective surface layer and an integrated foam board: and spraying a layer of flame-retardant glue on the surface of the first aluminum foil layer of the integrated foam board, placing the plastic protection board on the flame-retardant glue layer, and aging and molding the glue.
Example 1
As shown in fig. 1, the plastic surface phenolic aldehyde based composite board for the air duct in example 1 comprises a PVC plastic board 1, a first aluminum foil layer 2, a phenolic aldehyde foam layer 3 and a second aluminum foil layer 4 which are fixedly connected in sequence from a surface layer to an inner layer, wherein the PVC plastic board 1 and the first aluminum foil layer 2 are connected by bonding through a flame retardant adhesive layer 5.
Example 2
As shown in fig. 2, example 2 is based on example 1, except that a non-woven fabric layer 6 is disposed between the first aluminum foil layer 2 and the phenolic foam layer 3 and between the phenolic foam layer 3 and the second aluminum foil layer 4.
Example 3
As shown in fig. 3, the air duct 7 of example 3 is formed by sealing, splicing and enclosing the air ducts of examples 1 or 2 by plastic-faced phenolic aldehyde-based composite boards.
The surface layer of the air pipe in the embodiment 3 is the PVC plastic plate 1, and the air pipe has the advantages of good impact resistance, aging resistance and corrosion resistance, stable size and long service life.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a plastics face phenolic aldehyde base composite sheet for tuber pipe which characterized in that includes by top layer to inlayer fixed connection's plastics protection top layer, first aluminium foil layer, phenolic aldehyde foam layer and second aluminium foil layer in proper order.
2. The plastic faced phenolic based composite panel for an air duct of claim 1, wherein the plastic protective surface layer is a PVC plastic panel.
3. The plastic faced phenolic based composite board for air ducts of claim 1, wherein a non-woven fabric layer is disposed between the phenolic foam layer and the first and/or second aluminum foil layers.
4. The plastic surface phenolic aldehyde based composite board for the air pipe as claimed in claim 2, wherein the thickness of the PVC plastic board is 0.5 mm-5 mm.
5. The plastic surface phenolic aldehyde based composite board for the air duct according to claim 3, wherein the first aluminum foil layer and the second aluminum foil layer are both 0.04-0.20 mm thick.
6. The plastic surface phenolic aldehyde based composite board for the air duct according to claim 3 or 4, wherein the thickness of the phenolic aldehyde foam layer is 10-200 mm.
7. The plastic-faced phenolic aldehyde-based composite board for the air duct according to claim 1, wherein a flame retardant adhesive layer is arranged between the plastic protective surface layer and the first aluminum foil layer, and the plastic protective surface layer is bonded with the first aluminum foil layer through the flame retardant adhesive layer.
8. The plastic faced phenolic-based composite panel for an air duct of claim 1, wherein the first aluminum foil layer, the phenolic foam layer and the second aluminum foil layer are integrally connected.
9. The plastic faced phenolic based composite board for air ducts of claim 3, wherein the first aluminum foil layer, the phenolic foam layer, the second aluminum foil layer and the non-woven fabric layer are integrally connected.
10. An air duct, characterized in that it is enclosed by a plastic surface phenolic aldehyde based composite panel sealed, spliced, according to any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922380695.1U CN211591595U (en) | 2019-12-26 | 2019-12-26 | Plastic surface phenolic aldehyde composite board for air pipe and air pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922380695.1U CN211591595U (en) | 2019-12-26 | 2019-12-26 | Plastic surface phenolic aldehyde composite board for air pipe and air pipe |
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| CN211591595U true CN211591595U (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922380695.1U Active CN211591595U (en) | 2019-12-26 | 2019-12-26 | Plastic surface phenolic aldehyde composite board for air pipe and air pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115653224A (en) * | 2022-12-14 | 2023-01-31 | 汉班(天津)新材料科技有限公司 | Composite board and preparation method and application thereof |
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2019
- 2019-12-26 CN CN201922380695.1U patent/CN211591595U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115653224A (en) * | 2022-12-14 | 2023-01-31 | 汉班(天津)新材料科技有限公司 | Composite board and preparation method and application thereof |
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