CN104501192A - Multilayer composite fiber-reinforced-plastic coating - Google Patents

Multilayer composite fiber-reinforced-plastic coating Download PDF

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Publication number
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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CN201410808886.2A
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CN104501192B (en
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张建东
张蛟迪
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Henan Xingyang Environmental Technology Co Ltd
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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

The glass fibre reinforced plastic coating of MULTILAYER COMPOSITE
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.
CN201410808886.2A 2014-12-22 2014-12-22 The glass fibre reinforced plastic coating of MULTILAYER COMPOSITE Active CN104501192B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
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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CN102277066A (en) * 2011-07-08 2011-12-14 宝鸡星源机电设备制造有限公司 Shock-resisting anticorrosion coating material
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
CN103912154A (en) * 2014-04-12 2014-07-09 北京大唐恒通机械输送技术有限公司 Material of chimney with flame-retardant and corrosion-prevention glass fiber reinforced plastic structure
CN203770863U (en) * 2014-01-22 2014-08-13 天津盛杰建筑材料有限公司 Portable glass reinforced plastic pipeline
CN103990588A (en) * 2014-05-07 2014-08-20 河海大学 Long-acting protection multi-layer epoxy heavy-corrosion-prevention coating for sea steel structure and manufacturing method thereof

Patent Citations (7)

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Publication number Priority date Publication date Assignee Title
CN101157795A (en) * 2007-09-30 2008-04-09 潘锦荣 Resin mixture and glass reinforced plastic section bar prepared thereby
US20100035017A1 (en) * 2008-08-08 2010-02-11 Green David E Thermoset polyurethane matrix fiber reinforced composite
CN102277066A (en) * 2011-07-08 2011-12-14 宝鸡星源机电设备制造有限公司 Shock-resisting anticorrosion coating material
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Cited By (5)

* Cited by examiner, † Cited by third party
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
CN105014952B (en) * 2015-08-18 2019-10-22 国电科学技术研究院 A kind of glass steel panel reinforced structure production method
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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Effective date of registration: 20180309

Address after: The Great Wall Wenyuan Pu Changyuan County of Xinxiang City, Henan Province, East 453400 area three unit 3 building B No. 401

Patentee after: Henan Xingyang Environmental Technology Co. Ltd.

Address before: 100053 Beijing city Xicheng District Baiguang Road 1 East Hospital No. 2 Building 7 701

Patentee before: Zhang Jiandong