CN104501192A - Multilayer composite fiber-reinforced-plastic coating - Google Patents
Multilayer composite fiber-reinforced-plastic coating Download PDFInfo
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- CN104501192A CN104501192A CN201410808886.2A CN201410808886A CN104501192A CN 104501192 A CN104501192 A CN 104501192A CN 201410808886 A CN201410808886 A CN 201410808886A CN 104501192 A CN104501192 A CN 104501192A
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- plastic coating
- glass fibre
- reinforced plastic
- fibre reinforced
- multilayer composite
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- 239000011248 coating agent Substances 0.000 title claims abstract description 63
- 238000000576 coating method Methods 0.000 title claims abstract description 63
- 229920002430 Fibre-reinforced plastic Polymers 0.000 title claims abstract description 57
- 239000002131 composite material Substances 0.000 title claims abstract description 26
- 239000011151 fibre-reinforced plastic Substances 0.000 title abstract 4
- 229920005989 resin Polymers 0.000 claims abstract description 32
- 239000011347 resin Substances 0.000 claims abstract description 32
- 230000001070 adhesive effect Effects 0.000 claims abstract description 21
- 239000000853 adhesive Substances 0.000 claims abstract description 19
- 229920001567 vinyl ester resin Polymers 0.000 claims abstract description 12
- 239000003365 glass fiber Substances 0.000 claims description 56
- 239000011159 matrix material Substances 0.000 claims description 25
- 238000001746 injection moulding Methods 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 10
- 239000003292 glue Substances 0.000 claims description 9
- 229920006387 Vinylite Polymers 0.000 claims description 7
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 2
- 229920002554 vinyl polymer Polymers 0.000 claims description 2
- 239000011152 fibreglass Substances 0.000 abstract description 7
- 230000002787 reinforcement Effects 0.000 abstract 3
- 230000000694 effects Effects 0.000 abstract 2
- 238000005507 spraying Methods 0.000 abstract 2
- 238000009718 spray deposition Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 27
- 238000005260 corrosion Methods 0.000 description 10
- 230000007797 corrosion Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 230000032798 delamination Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 208000037656 Respiratory Sounds Diseases 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000007385 chemical modification Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000003260 anti-sepsis Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 229920002521 macromolecule Polymers 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000010438 granite Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Laminated Bodies (AREA)
Abstract
The invention provides a multilayer composite fiber-reinforced-plastic coating used for being adhered to a base body. The multilayer composite fiber-reinforced-plastic coating comprises an adhesion layer, a reinforcement layer and an anticorrosive layer. The reinforcement layer and the anticorrosive layer are adhered to the adhesion layer sequentially. The adhesion layer is a film layer formed by interface resin adhesive with high ductility and is used for being adhered to the outer surface of the base body to improve adhesive force to the base body. The reinforcement layer is formed by spraying of chopped fiberglass yarns, vinyl ester resin is sprayed continuously during spray forming, and the content of the vinyl ester resin is 30-60%. The anticorrosive layer is formed by spraying of fiberglass and vinyl ester resin, and the content of the vinyl ester resin is not lower than 80%. The fiber-reinforced-plastic coating has the advantages that due to the multilayer composite structure, good anticorrosion effect is achieved, strength and good adhesion performance of the coating are guaranteed, and the coating is easy to construct and operate and good in use effect.
Description
Technical field
The present invention relates to glass fibre reinforced plastic coating manufacturing technology, be specifically related to a kind of glass fibre reinforced plastic coating of MULTILAYER COMPOSITE, belong to anti-corrosion material manufacturing technology field.
Background technology
Chimney is large-sized structural parts, inside lining anti-corrosive layer performance must meet long-term safety and use, namely inside lining anti-corrosive layer has higher overall corrosion resistant performance, ageing resistace and intensity reservation, and to ensure that the primary technical conditions of this performance are exactly lay-up process design, according to experience and the relevant criterion requirement of chimney project construction, chimney anticorrosion layer generally adopts anti-corrosion material brushing to be formed on fiberglass matrix.
Glass fibre reinforced plastic coating of the prior art generally has following point: 1, shake by temperature, temperature change, humidity, wind, denude, impact, the actual motion ambient influnence such as thermal expansion, the phenomenon such as easily occur cracking, delamination, bubbling, come off, and causes anticorrosion failure; 2, structural strength height relies on matrix; 3, matrix intractability is large; 4, the problem such as anticorrosive coat and matrix adhesive strength deficiency.Therefore, need badly one can adaptive temperature humidity change, corrosion-resistant, intensity is high, is easy to the glass fibre reinforced plastic coating of constructing operation.
Summary of the invention
The embodiment of the present invention provide one can adaptive temperature humidity change, corrosion-resistant, intensity is high, is easy to the glass fibre reinforced plastic coating of the MULTILAYER COMPOSITE of constructing operation.
The glass fibre reinforced plastic coating of MULTILAYER COMPOSITE provided by the invention, for sticking to matrix, comprising: adhesive linkage, enhancement layer and anticorrosive coat; Described enhancement layer and described anticorrosive coat are bonded on described tack coat successively;
Described adhesive linkage is the rete that the interface resin glue of high-elongation is formed, for stick to described matrix outer surface on;
Described enhancement layer adopts chopped injection molding, and constantly sprays vinyl ester resin in injection molding process, and the content of described enhancement layer medium vinyl resin is 30-60%;
Described anticorrosive coat adopts glass fibre and vinyl ester resin injection molding, and described anticorrosive coat medium vinyl ester resin content is not less than 80%.
The glass fibre reinforced plastic coating of MULTILAYER COMPOSITE as above, wherein, the vinylite adopted in described enhancement layer and described anticorrosive coat is DERAKANE 510C-350 vinylite.
The glass fibre reinforced plastic coating of MULTILAYER COMPOSITE as above, wherein, containing 5-15% carborundum in described resin.
The glass fibre reinforced plastic coating of MULTILAYER COMPOSITE as above, wherein, the thickness of described adhesive linkage is 0.1-0.3mm.
The glass fibre reinforced plastic coating of MULTILAYER COMPOSITE as above, wherein, the thickness of described enhancement layer is 5-20mm.
The glass fibre reinforced plastic coating of MULTILAYER COMPOSITE as above, wherein, the thickness of described anticorrosive coat is 2-3mm.
The glass fibre reinforced plastic coating of MULTILAYER COMPOSITE as above, wherein, described glass fibre reinforced plastic coating is provided with pressing plate and connecting bolt; Described pressing plate is for covering the outside of described glass fibre reinforced plastic coating, and described connecting bolt is used for running through described glass fibre reinforced plastic coating and is connected with described matrix by described pressing plate.
Glass fibre reinforced plastic coating of the present invention, owing to adopting composite layered structure, adhesive linkage can ensure there is good cementability between glass fibre reinforced plastic coating and matrix original surface, guarantees that glass fibre reinforced plastic coating and original surface can not delaminations; Enhancement layer provides certain and bears compression, tension and various external applied load mechanical property, meets requirement of mechanical strength; And anticorrosive coat mainly provides anticorrosion, wear-resisting, anti-leakage function, improve the anti-interior pressure inefficacy ability of glass fibre reinforced plastic coating, stop crackle diffusion.Three layers meet structural interaction, not only play good antisepsis, and ensure that the intensity of coating and good adhesive property, and be easy to constructing operation, result of use is good.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structure chart of the glass fibre reinforced plastic coating of the MULTILAYER COMPOSITE of the embodiment of the present invention;
Fig. 2 is the mounting structure figure of the glass fibre reinforced plastic coating of the MULTILAYER COMPOSITE of the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, the glass fibre reinforced plastic coating of the MULTILAYER COMPOSITE that the embodiment of the present invention provides, for sticking to protective effect matrix played to matrix, glass fibre reinforced plastic coating of the present invention comprises: adhesive linkage 3, enhancement layer 2 and anticorrosive coat 1; Enhancement layer 2 and anticorrosive coat 1 are bonded on tack coat 3 successively.
Adhesive linkage 3 is the rete that the interface resin glue of high-elongation is formed, for stick to matrix outer surface on.The interface resin glue of high-elongation generally adopts the vinylite after chemical modification, numerous functional groups on strand can form VHD cross-linked network in time solidifying, thus increase substantially corrosion resistance and the chemical resistance permeability of glass fibre reinforced plastic coating, and wherein primary coat accesses specific groups, make between itself and metal, to form chamical binding inclusive NAND metal and form " rivet type " structure, improve glass fibre reinforced plastic coating further to the adhesive force of matrix material.
The interface resin glue of high-elongation can adopt vinylite DERAKANE8084; Adhesive linkage 3 is the interface layer between glass fibre reinforced plastic coating and matrix original surface, and its thickness is generally 0.1-0.3mm, is preferably 0.20mm; Matrix is before sprayed glass steel coating, after needing that surface treatment is carried out to original surface, the interface resin glue of high-elongation is evenly painted on its surface, the Main Function of adhesive linkage 3 makes there is good cementability between glass fibre reinforced plastic coating and matrix original surface, guarantees that glass fibre reinforced plastic coating and body original surface can not delaminations.
In the present embodiment, the interface resin glue of high-elongation is exclusively used in substrate material surface construction, and improve adhesive force between glass fibre reinforced plastic coating and matrix material, the chemical resistance of its excellence, can promote antiseptic effect further.When the interface resin glue of high-elongation is applied to metal base primary coat, the macromolecular compound adopted is after chemical modification, and access specific groups, makes to form chamical binding between itself and metal, significantly promote the adhesive force to metal base; When the interface resin glue of high-elongation is applied to non-metallic substrate primary coat, the macromolecular compound adopted is after chemical modification, access specific groups, it is made more easily to infiltrate in non-metallic substrate, " rivet " formula that formed structure, significantly promotes the adhesive force to non-metallic substrates such as concrete, cement mortar, granite and acidproof bricks, simultaneously, allow substrate moisture rate up to 15%, to the bonding difficult problem Be very effective solving the larger base material of humidity.
Enhancement layer 2 adopts chopped injection molding, and constantly adds vinyl ester resin in injection molding process.The thickness of enhancement layer is 5-20mm, preferred thickness 10mm; Strengthen and (also can be adopted shortly cut felt by vinyl ester resin (preferably adopt DERAKANE 510C-350 vinylite) and chopped injection molding, woven roving replaces lay layer by layer, hand pasting forming), resin ethylene base ester resin content remains on 30-60% (percentage by weight), enhancement layer provides certain and bears compression, tension and various external applied load mechanical property, meets requirement of mechanical strength.
In actual applications, enhancement layer 2 sprays yarn by corrosion-resistant fiberglass, and (thickness in monolayer is about 0.75mm, 300g/m2), corrosion-resistant fiberglass is wound around yarn (molding thickness is about 0.55mm), 430g/m2, thickness are about the combination of 0.5mm corrosion-resistant fiberglass unidirectional cloth and form, by being wound around, injection method is shaping until reach design thickness, and one time unidirectional cloth laying is two-layer, overlaps as the wide half of cloth.
Material and the lay-up process of employing when enhancement layer uses are as shown in the table
Anticorrosive coat 3 adopts glass fibre and resin injection molding, and the resin content wherein in anticorrosive coat 3 is not less than 80% (percentage by weight).The thickness of anticorrosive coat is generally 2-3mm, preferred thickness 2.5mm, anticorrosive coat 3 due to resin content higher, air-tightness is good.Mainly provide anticorrosion, wear-resisting, anti-leakage function, improve glass fibre reinforced plastic coating layer anti-in pressure inefficacy ability, stop crackle diffusion.
In actual applications, the surperficial felt that anticorrosive coat 1 can adopt 1 layer of 30g/m2, thickness is about 0.25mm carbon veil, 1 layer of 30g/m2, thickness are about 0.25mm industry rank C type and 3 layers spray yarn (thickness in monolayer is about 0.75mm, 300g/m2) by corrosion-resistant fiberglass.Carborundum can be added in anticorrosive coat resin to improve inner surface anti-wear performance, guarantee that inner core is not frayed under high velocity smoke runs, to adapt to washing away for a long time by wet flue gas.In resin, the content of carborundum elects 5-15% as, and preferably 10%.
Material and the lay-up process of employing when anticorrosive coat uses are as shown in the table:
The glass fibre reinforced plastic coating of the embodiment of the present invention, owing to adopting composite layered structure, adhesive linkage can ensure there is good cementability between glass fibre reinforced plastic coating and matrix original surface, guarantees that glass fibre reinforced plastic coating and original surface can not delaminations; Enhancement layer provides certain and bears compression, tension and various external applied load mechanical property, meets requirement of mechanical strength; And anticorrosive coat mainly provides anticorrosion, wear-resisting, anti-leakage function, improve the anti-interior pressure inefficacy ability of glass fibre reinforced plastic coating, stop crackle diffusion.Three layers meet structural interaction, not only play good antisepsis, and ensure that the intensity of coating and good adhesive property, and be easy to constructing operation, result of use is good.
Glass fibre reinforced plastic coating of the present invention, under thermal expansion condition, layering is there is not in order to ensure coating, shelling phenomenon, and ensure that the intensity of coating body meets long-term safety and uses, need glass fibre reinforced plastic coating segmentation of the present invention with (matrix is tubular smoke pipe with urceolus, the outside of tubular smoke pipe generally has outer Tong) be rigidly connected, glass fibre reinforced plastic coating is made to be fixed on urceolus with the form that segmentation supports, make it to form a conventional jacket with urceolus, utilize gun iron link point simultaneously, the linear expansion of restriction glass fibre reinforced plastic coating, avoid producing layering shelling phenomenon because of expansion.
Therefore, as shown in Figure 2, glass fibre reinforced plastic coating 10 of the present invention is also provided with pressing plate 40 and connecting bolt 50; Pressing plate 40 is for covering the outside of glass fibre reinforced plastic coating 10, and connecting bolt 50 is for running through glass fibre reinforced plastic coating 10 and being connected with matrix 20 by pressing plate 40.Generally, the opposite side of matrix 20 is also provided with outer Tong 30, and therefore, connecting bolt 50 is for being connected pressing plate 40 with outer Tong 30.As outer Tong 30 be steel construction time, connecting bolt 50 can adopt welding manner to be connected with outer Tong 30.
Consider the cause of stroke, glass fibre reinforced plastic coating is all be segmented into multiple straight length to be arranged at intrinsic silicon, and each straight length is fixedly connected with matrix separately; The length of each straight length is generally 8-30m, according to the weight of each straight length, generally can adopt suspension strut or load bearing support.Suspension strut hangs on intrinsic silicon by the top of each straight length, relies on suspension force to fix each straight length; And when straight length weight is larger, generally adopt load bearing support, fix by the low side of straight length and matrix, to carry the weight of whole straight length from the bottom of each straight length.
Above-described detailed description of the invention; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only the specific embodiment of the present invention; the protection domain be not intended to limit the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a glass fibre reinforced plastic coating for MULTILAYER COMPOSITE, for sticking to matrix, is characterized in that, comprising: adhesive linkage, enhancement layer and anticorrosive coat; Described enhancement layer and described anticorrosive coat are bonded on described tack coat successively;
Described adhesive linkage is the rete that the interface resin glue of high-elongation is formed, for stick to described matrix outer surface on;
Described enhancement layer adopts chopped injection molding, and constantly sprays vinyl ester resin in injection molding process, and the content of described enhancement layer medium vinyl resin is 30-60%;
Described anticorrosive coat adopts glass fibre and vinyl ester resin injection molding, and described anticorrosive coat medium vinyl ester resin content is not less than 80%.
2. the glass fibre reinforced plastic coating of MULTILAYER COMPOSITE according to claim 1, is characterized in that, the vinylite adopted in described enhancement layer and described anticorrosive coat is DERAKANE 510C-350 vinylite.
3. the glass fibre reinforced plastic coating of MULTILAYER COMPOSITE according to claim 1, is characterized in that, containing 5-15% carborundum in described anticorrosive coat.
4., according to the glass fibre reinforced plastic coating of the arbitrary described MULTILAYER COMPOSITE of claim 1-3, it is characterized in that, the thickness of described adhesive linkage is 0.1-0.3mm.
5., according to the glass fibre reinforced plastic coating of the arbitrary described MULTILAYER COMPOSITE of claim 1-3, it is characterized in that, the thickness of described enhancement layer is 5-20mm.
6., according to the glass fibre reinforced plastic coating of the arbitrary described MULTILAYER COMPOSITE of claim 1-3, it is characterized in that, the thickness of described anticorrosive coat is 2-3mm.
7., according to the glass fibre reinforced plastic coating of the arbitrary described MULTILAYER COMPOSITE of claim 1-3, it is characterized in that, described glass fibre reinforced plastic coating is provided with pressing plate and connecting bolt; Described pressing plate is for covering the outside of described glass fibre reinforced plastic coating, and described connecting bolt is used for running through described glass fibre reinforced plastic coating and is connected with described matrix by described pressing plate.
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CN201410808886.2A CN104501192B (en) | 2014-12-22 | 2014-12-22 | The glass fibre reinforced plastic coating of MULTILAYER COMPOSITE |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105014952A (en) * | 2015-08-18 | 2015-11-04 | 国电科学技术研究院 | Method for manufacturing glass fiber reinforced plastic wall plate reinforced structure |
CN105109152A (en) * | 2015-08-28 | 2015-12-02 | 武汉理工大学 | Rectangular smoke duct for discharging low-temperature high-humidity smoke |
RU169175U1 (en) * | 2016-08-25 | 2017-03-09 | Акционерное общество "Авангард" | Chimney lining |
CN115646783A (en) * | 2022-12-27 | 2023-01-31 | 广东水晶岛智能健康股份有限公司 | Bathtub and preparation method thereof |
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CN203514930U (en) * | 2013-10-29 | 2014-04-02 | 中国电力工程顾问集团华东电力设计院 | Medium-thickness glass fiber reinforced plastic chimney |
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CN115646783A (en) * | 2022-12-27 | 2023-01-31 | 广东水晶岛智能健康股份有限公司 | Bathtub and preparation method thereof |
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