CN204826445U - Compound light steel roof waterproof felt - Google Patents
Compound light steel roof waterproof felt Download PDFInfo
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- CN204826445U CN204826445U CN201520543801.2U CN201520543801U CN204826445U CN 204826445 U CN204826445 U CN 204826445U CN 201520543801 U CN201520543801 U CN 201520543801U CN 204826445 U CN204826445 U CN 204826445U
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Abstract
The utility model belongs to building waterproof material field, concretely relates to compound light steel roof waterproof felt, this tar felt of its characterized in that is from last to being formed by following five layers material bonding pressfitting in proper order down: top layer aluminium foil layer (1), poly(ethylene terephthalate) rete (2), polyvinyl chloride rete (3), the buna -N rubber PVC sheet layer (4) of modifying, compare with the light steel roof waterproof material of tradition thermal insulation material layer (5) or acoustic material layer (6), and product quality is light, and ultraviolet resistance, ageing resistance can be excellent, long service life, the heat and sound isolation effect is better.
Description
technical field:the utility model belongs to architectural waterproof material field, is specifically related to a kind of composite light steel roofing glassfiber mat.
background technology:light-steel roofing is quick for installation with it, from heavy and light and the advantage such as span is large, widely use at Building class such as factory, stadiums and supermarkets, but traditional light-steel roofing is due to design. construction. many reasons such as structure and use and maintenance, its waterproof, leak preventing effect are undesirable.All there is drainage in various degree in the roofing system with lightweight steel structure in the whole nation more than 75% according to statistics.Indication light-steel roofing of the present invention refers to by color steel. the roofing that color steel watt waits roof Material to form, the waterproof of these roof Materials existing is the method for the end face brushing water-repellent paint adopted at color steel or color steel watt substantially, but because coating is very easily aging under exposing to the sun and rain, make waterproof effect can not be lasting, application life generally only has 2-3.Latest report adopts PVC roll material to be laid immediately on light-steel roofing to carry out the method for waterproof as Chinese patent CN104453108A, but because PVC uvioresistant, ageing resistace etc. are not ideal enough, therefore its application life is still nonconforming, up to now, the report of new effective light-steel roofing waterproofing materials is not also had.
summary of the invention:the purpose of this utility model is not ideal enough in order to overcome above-mentioned existing light-steel roofing waterproofing materials uvioresistant, ageing resistace, heat-insulating sound-insulating effect etc., adhesive property is poor, the technical barrier that light-steel roofing drainage is more serious, for people provide a kind of quality light, uvioresistant, ageing resistace are excellent, long service life, heat-insulating sound-insulating better effects if, the composite light steel roofing glassfiber mat good with light-steel roofing cementability.
The purpose of this utility model is realized by following technical proposals.
Composite light steel roofing glassfiber mat of the present utility model, it is characterized in that this tar felt is formed by the bonding pressing of following five layer material from top to bottom successively: top layer aluminium foil layer 1, PET(PET) rete 2, PVC(polyvinyl chloride) rete 3, nitrile rubber modified PVC sheet layer 4, insulation material layer 5 is or/and insulation material layer 6.
The utility model is inventor gropes to innovate the science practicality obtained technical scheme by long-term practice, adopt at light-steel roofing brushing water-repellent paint with prior art or directly lay compared with PVC film, there is outstanding feature and significant progress: first, light-steel roofing waterproof top layer composite membrane adopts plating aluminium foil as surface layer, because aluminium foil generates alumina at solar radiation soffit, its uvioresistant and anti-aging very good, adds heat resistance and the application life of integral product; The second, adopt nitrile rubber modified PVC film as waterproofing materials, in its composition, with the addition of nitrile rubber powder, its effect has excellent elongation rate through the PVC of modification, abrasion resistance and intensity, and migration of plasticizer and volatilization in PVC can be reduced, extend the life-span of goods; 3rd, time directly by PVC and bonding foil, because the tensile strength of aluminium foil is inadequate, bonding process cracky, and adhesive property is bad each other, be intermediate layer owing to have employed PET film, (PET film tensile strength can reach 20MPa) can increase the bulk strength of composite membrane on the one hand, solve again the cohesive of PVC and aluminium foil and the planeness problem of film on the other hand, namely aluminium foil and the first compound of PET film obtain the top layer composite membrane that tensile strength is good, planeness is high; 4th, be compounded with heat insulation or/and sound insulation materials bottom modified PVC sheet material, the application life of light-steel roofing and color steel self can be increased, the caloric receptivity of color steel is reduced, is out of shape little, heat insulation, the soundproof effect of light-steel roofing are improved greatly.
Composite light steel roofing glassfiber mat of the present utility model directly can be laid to be fixed on light-steel roofing and carry out waterproof, heat insulation, sound insulation, Be very effective.Light-steel roofing brushing water-repellent paint or the direct PVC material of laying of prior art only have 2-3 application life, and composite light steel roof waterpoof material of the present utility model can reach more than 8-10 application life.
accompanying drawing illustrates:
Fig. 1 is one of composite light steel roofing glassfiber mat schematic cross-section of the present utility model.
Fig. 2 is composite light steel roofing glassfiber mat schematic cross-section two of the present utility model.
In figure: 1. top layer aluminium foil layer; 2.PET(PET) rete; 3.PVC(polyvinyl chloride) rete, 4, modified PVC sheet layer; 5. insulation material layer; 6 insulation material layers.
detailed description of the invention:
Further illustrate the utility model below by embodiment, the utility model is not limited only to described embodiment.
embodiment one
Composite light steel roofing glassfiber mat of the present utility model, this tar felt forms by following five layer materials are bonding from top to bottom successively: top layer aluminium foil layer 1, PET(PET) rete 2, PVC(polyvinyl chloride) rete 3, nitrile rubber modified PVC sheet layer 4, insulation material layer 5.
This example adopts environment-friendly type corn gum stick.Its manufacture craft is as follows:
The first step: first by aluminum foil electroplating plucking; PET film two-sided napping, then the one side of PET film bonds at normal temperatures with aluminium foil;
Second step: the another side of PET film and PVC film bond: PVC film brush coating and PET film at 8-12 DEG C bond, then under the pressure and 22-26 DEG C of temperature of 7-8MPa, 24 little seasonal viscose glue semi-solid preparations, maintenance is placed, finally stretch at 80-90 DEG C of temperature, roller-compaction obtains light-steel roofing waterproof top layer composite membrane.
3rd step:pVC44 part, 13 parts, nitrile rubber powder, 0.8 part, age resistor, 2 parts, antioxidant and filler (precipitated calcium carbonate) 13 parts are added the interior mixing of homogenizer that rotating speed is 800-1200 rev/min, when temperature of charge reaches 45-50 DEG C, slowly add 24 parts, plasticizing agent again, continuing stirring makes temperature of charge rising reach 80-90 DEG C, then discharging proceed to 300-500 rev/min cooling and stirring machine stir be cooled to normal temperature, finally put into extruder and be extruded into nitrile rubber modified PVC sheet material
In the process of modified PVC sheet material, the sheet surface extruded through put sticky after directly with waterproof top layer composite membrane compound while, bottom surface through put sticky after directly with heat insulation or/and sound insulation materials compound simultaneously, acquisition product as depicted in figs. 1 and 2.
The utility model is not limited only to embodiment described in figure.Insulation material layer is made, as the insulation material layer in Fig. 2 and insulation material layer also can exchange as the insulation material layer in Fig. 1 also can change.
The utility model composite light steel roofing glassfiber mat also can be called composite light steel roof waterproof sheet material.The thickness that this routine described layers of material controls: top layer aluminium foil layer 1 thickness is 0.006-0.008mm, PET(PET) rete 2 is 0.008-0.01mm, PVC(polyvinyl chloride) rete 3 is 0.01-0.05mm, nitrile rubber modified PVC sheet material and insulation material layer all can be 3mm-30mm.Sound insulation materials thickness can be substantially identical with heat-barrier material thickness.
Age resistor, antioxidant, plasticizing agent that PVC modification is general can be used in above-described embodiment, do not state one by one at this.The preparation method of the utility model waterproof top layer composite membrane and nitrile rubber modified PVC sheet material is not limited only to described embodiment.
Claims (1)
1. a composite light steel roofing glassfiber mat, it is characterized in that this tar felt is formed by the bonding pressing of following five layer material from top to bottom successively: top layer aluminium foil layer (1), polyethylene terephthalate film layer (2), layers of polyvinyl chloride films (3), nitrile rubber modified PVC sheet layer (4), insulation material layer (5) is or/and insulation material layer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520543801.2U CN204826445U (en) | 2015-07-26 | 2015-07-26 | Compound light steel roof waterproof felt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520543801.2U CN204826445U (en) | 2015-07-26 | 2015-07-26 | Compound light steel roof waterproof felt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204826445U true CN204826445U (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520543801.2U Active CN204826445U (en) | 2015-07-26 | 2015-07-26 | Compound light steel roof waterproof felt |
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| Country | Link |
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| CN (1) | CN204826445U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104947859A (en) * | 2015-07-26 | 2015-09-30 | 四川蜀羊防水材料有限公司 | Compound lightweight steel roof waterproof felt |
-
2015
- 2015-07-26 CN CN201520543801.2U patent/CN204826445U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104947859A (en) * | 2015-07-26 | 2015-09-30 | 四川蜀羊防水材料有限公司 | Compound lightweight steel roof waterproof felt |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Yuantong Industrial Point, Chongzhou Industrial Development Zone, Chengdu City, Sichuan Province, 611200 Patentee after: Beixin Waterproof (Chengdu) Co.,Ltd. Address before: 611200 Yuantong Industrial Site, Chongzhou Industrial Development Zone, Sichuan Province Patentee before: SICHUAN SHUYANG WATERPROOF MATERIAL Co.,Ltd. |