CN202986250U - Weather-proof type high-elasticity fiber reinforced composite materials - Google Patents
Weather-proof type high-elasticity fiber reinforced composite materials Download PDFInfo
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- CN202986250U CN202986250U CN 201220492917 CN201220492917U CN202986250U CN 202986250 U CN202986250 U CN 202986250U CN 201220492917 CN201220492917 CN 201220492917 CN 201220492917 U CN201220492917 U CN 201220492917U CN 202986250 U CN202986250 U CN 202986250U
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Abstract
The utility model discloses weather-proof type high-elasticity fiber reinforced composite materials which are composed of a matrix layer, a weather-proof gel layer and a weather fastness polyethylene glycol terephthalate membrane which are arranged in sequence, wherein the thickness of the weather fastness polyethylene glycol terephthalate membrane is 25-36 micrometers, the thickness of the weather-proof gel layer is 70-500 micrometers, and the matrix layer is made of fiber reinforced plastic (FPR) materials. Compared with the prior art, the weather fastness and elasticity of the weather-proof type high-elasticity fiber reinforced composite materials are improved greatly, concretely, the elasticity is improved by 3.5-4 times, and the weather fastness is improved by 4-7 times.
Description
Technical field
The utility model belongs to field of compound material, is specifically related to a kind of fibre reinforced composites.
Background technology
FRP (Fiber Reinforced Plastics) fibre-reinforced plastics.It is as reinforcing material, to make a kind of composite of matrix material with glass fibre and goods (glass cloth, band, felt, yarn etc.) thereof with synthetic resin.The concept of composite refers to that a kind of material can not satisfy instructions for use, need to by two or more Material cladding together, form and another kind ofly can satisfy the material that people require, i.e. composite.
Be divided into glass fiber reinforced composite plastics (GFRP) according to the fiber difference that adopts, carbon fiber strengthens composite plastic (CFRP), and boron fibre strengthens composite plastic etc.; Fibre reinforced composites are by fortifying fibre and matrix composition.The diameter of fiber (or whisker) is very little, and generally below 10 μ m, defective is less again less, and breaking strain is about in 30/1000ths, is fragile material, easy damaged, ruptures and is corroded.Matrix phase is for fiber, and intensity, modulus are all much lower, but can withstand large strain, often has viscoplasticity and elastoplasticity, is toughness material.According to the length of fiber, FRP can be divided into short fiber and strengthen composite plastic and long fibre (or claiming continuous fiber) reinforced composite plastics.Can be divided into high performance composites and engineered composite material according to fibre property.Characteristic: 1) high-strength light; 2) corrosion resistance and good; 3) good electrical property; 4) hot property is good; 5) designability is good; 6) manufacturability is good.
Shortcoming: elastic modelling quantity is low: the large twice of modular ratio timber of RP, but be only 1/10th of steel (E=2.1 * 106), often feel in product structure that therefore rigidity is not enough, easily distortion.Long-term temperature tolerance is poor: general FRP can not at high temperature use for a long time, and general purpose polyester FRP just obviously descends in intensity more than 50 ℃, and is general only in use below 100 ℃; Universal epoxy FRP is more than 60 ℃, and intensity has obvious decline.Aging phenomenon; Aging phenomenon is the common defects of plastics, and FRP is no exception, easily causes hydraulic performance decline under the effects such as ultraviolet ray, dust storm sleet, chemical mediator, mechanical stress.
Therefore, need a kind of new weather resistant highly elastic fiber reinforced composite to address the above problem.
The utility model content
The utility model purpose: the utility model for fibre reinforced composites in prior art at elastic modelling quantity the defective aspect low and weather resistant, a kind of weather resistant highly elastic fiber reinforced composite is provided.
Technical scheme: for solving the problems of the technologies described above, weather resistant highly elastic fiber reinforced composite of the present utility model adopts following technical scheme:
A kind of weather resistant highly elastic fiber reinforced composite, it is characterized in that, formed by the base layer that is arranged in order, weather-proof gel coating resin, weatherability PETG film, the thickness of described weatherability PETG film is 25-36 μ m, the thickness of described weather-proof gel coating resin is 70-500 μ m, and described base layer is the FPR material.
Beneficial effect: the elasticity of weather resistant highly elastic fiber reinforced composite of the present utility model and weather resistance significantly promote compared to existing technology, and elastic performance promotes 3.5-4 doubly, and weather resistance promotes 4-7 doubly.
Preferably, described base layer comprises PETG film, unsaturated polyester resin and glass fibre, wherein, described unsaturated polyester resin and glass fibre are laid on described PETG film successively, the thickness of described PETG film is 25-36 μ m, and the weight ratio of described unsaturated polyester resin and glass fibre is 60-70:30-40.
Preferably, described unsaturated polyester resin is metaphenylene or adjacent benzene type, p-phenyl.
Preferably, described glass fibre is chopped yarn, felt or cloth.
Preferably, the filament diameter of described glass fibre is 8-12 μ m.
Preferably, described weather-proof gel coating resin is isophthalic neopentyl glycol type unsaturated polyester resin, vinyl-type unsaturated polyester resin, fluorine carbon type unsaturated polyester resin.
The utility model also provides the preparation method of above-mentioned weather resistant highly elastic fiber reinforced composite.
A kind of preparation method of weather resistant highly elastic fiber reinforced composite comprises the following steps:
A, preparation PETG film, the thickness of described PETG film is 25-36 μ m;
B, lay successively unsaturated polyester resin and glass fibre on described PETG film, obtain the FRP base layer;
C, the FRP base layer that step 2 is obtained push smooth through row's bubble roller, slicking-in roller;
D, preparation PETG film, the thickness of described PETG film is 25-36 μ m, lay weather-resistant glue clothing layer on described PETG film, the thickness of described weather-proof gel coating resin is 70-500 μ m, the PETG film that is equipped with described weather-proof gel coating resin is put into the gel coat stove heat gel;
E, steps d is obtained PETG film, weather-proof gel coating resin and step c obtain the FPR base layer to be bonded together and to pass through Extruded roller extruding smooth;
F, the composite that step e is obtained are put into heating furnace and are heating and curing, and obtain described weather resistant highly elastic fiber reinforced composite.
Technique effect: the preparation method of weather resistant highly elastic fiber reinforced composite of the present utility model is simple, and processing cost is lower, easily realizes suitability for industrialized production.
Preferably, in steps d, the heating-up temperature of heating gel is 100-150 ℃, and be 2.5-4 minute heat time heating time.
Preferably, the heating-up temperature that is heating and curing described in step f is 70-110 ℃, and be 10-15 minute heat time heating time.Solidification effect is better.
Description of drawings
Fig. 1 is the structural representation of the utility model weather resistant highly elastic fiber reinforced composite.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, further illustrate the utility model, should understand these embodiment only is used for explanation the utility model and is not used in restriction scope of the present utility model, after having read the utility model, those skilled in the art all fall within the application's claims limited range to the modification of the various equivalent form of values of the present utility model.
A kind of preparation method of weather resistant highly elastic fiber reinforced composite comprises the following steps:
A, preparation PETG film, the thickness of PETG film is 36 μ m;
B, lay successively unsaturated polyester resin and glass fibre on described PETG film, wherein, unsaturated polyester resin is adjacent benzene unsaturated polyester resin, and the weight of unsaturated polyester resin is 6kg; Glass fibre is chopped yarn, and its filament diameter is 8-10 μ m, and the weight of glass fibre is 4kg, obtains the FRP base layer;
C, the FRP base layer that step 2 is obtained push smooth through row's bubble roller, slicking-in roller;
D, preparation PETG film, the thickness of PETG film is 36 μ m, lays weather-resistant glue clothing layer on pet film, the thickness of weather-proof gel coating resin is 70 μ m; Weather-proof gel coating resin is isophthalic neopentyl glycol type unsaturated polyester resin.The weather-proof PETG film that is equipped with weather-proof gel coating resin is put into the gel coat stove heat gel, wherein, heating-up temperature is 120 ℃, and be 3 minutes heat time heating time;
E, the weather-proof PETG film that will be equipped with weather-proof gel coating resin and step 3 obtain the FPR base layer, and to be bonded together and to pass through Extruded roller extruding smooth; Wherein, the PETG film of FPR base layer is positioned at the outside;
F, the composite that step 5 is obtained are put into heating furnace and are heating and curing, and wherein heating-up temperature is 110 ℃, and be 10 minutes heat time heating time, obtains weather resistant highly elastic fiber reinforced composite.
See also shown in Figure 1, through experiment test, utilize the fibre reinforced composites of this method preparation, formed by the base layer 1 that is arranged in order, weather-proof gel coating resin 2 and weather-proof PETG film 3, wherein, the thickness of weather-proof PETG film is 36 μ m, and the thickness of weather-proof gel coating resin is 70 μ m.Elasticity and the weather resistance of weather resistant highly elastic fiber reinforced composite of the present utility model significantly promote, and the fibre reinforced composites elasticity of prior art improves 3.5 times relatively, and weather resistance improves 5 times.
A kind of preparation method of weather resistant highly elastic fiber reinforced composite comprises the following steps:
A, the weather-proof PETG film of preparation, the thickness of weather-proof PETG film is 30 μ m;
B, lay successively unsaturated polyester resin and glass fibre on weather-proof PETG film, wherein, unsaturated polyester resin is metaphenylene, and the weight of unsaturated polyester resin is 7kg; Glass fibre is chopped yarn, and its filament diameter is 9-10 μ m, and the weight of glass fibre is 3kg, obtains the FRP base layer;
C, the FRP base layer that step b is obtained push smooth through row's bubble roller, slicking-in roller;
D, preparation PETG film, the thickness of PETG film is 30 μ m, lays weather-resistant glue clothing layer on the PETG film, the thickness of weather-proof gel coating resin is 100 μ m; Weather-proof gel coating resin is fluorine carbon type unsaturated polyester resin.The weather-proof PETG film that is equipped with described weather-proof gel coating resin is put into the gel coat stove heat gel, wherein, heating-up temperature is 100 ℃, and be 3.5 minutes heat time heating time;
E, the PETG film that is equipped with weather-proof gel coating resin that steps d is obtained and step c obtain the FPR base layer, and to be bonded together and to pass through the Extruded roller extruding smooth; Wherein, the PETG film of FPR base layer is positioned at the outside;
F, the composite that step 5 is obtained are put into heating furnace and are heating and curing, and wherein heating-up temperature is 90 ℃, and be 12 minutes heat time heating time, obtains weather resistant highly elastic fiber reinforced composite.
See also shown in Figure 1, through experiment test, utilize the fibre reinforced composites of this method preparation, formed by the base layer 1 that is arranged in order, weather-proof gel coating resin 2 and weather-proof PETG film 3, wherein, the thickness of weather-proof PETG film is 30 μ m, and the thickness of weather-proof gel coating resin is 100 μ m.Elasticity and the weather resistance of weather resistant highly elastic fiber reinforced composite of the present utility model significantly promote, and the fibre reinforced composites elasticity of prior art improves 4 times relatively, and weather resistance improves 7 times.
A kind of preparation method of weather resistant highly elastic fiber reinforced composite comprises the following steps:
A, the weather-proof PETG film of preparation, the thickness of weather-proof PETG film is 25 μ m;
B, lay successively unsaturated polyester resin and glass fibre on weather-proof PETG film, wherein, unsaturated polyester resin is adjacent benzene type, and the weight of unsaturated polyester resin is 6.5kg; Glass fibre is cloth, and its filament diameter is 11 ± 1 μ m, and the weight of glass fibre is 3.5kg, obtains the FRP base layer;
C, the FRP base layer that step b is obtained push smooth through row's bubble roller, slicking-in roller;
D, the weather-proof PETG film of preparation, the thickness of weather-proof PETG film is 25 μ m, lays weather-resistant glue clothing layer on weather-proof PETG film, the thickness of weather-proof gel coating resin is 300 μ m; Weather-proof gel coating resin is isophthalic neopentyl glycol type unsaturated polyester resin.The weather-proof PETG film that is equipped with weather-proof gel coating resin is put into the gel coat stove heat gel, wherein, heating-up temperature is 150 ℃, and be 2.5 minutes heat time heating time;
E, the weather-proof PETG film that will be equipped with weather-proof gel coating resin and step c obtain the FPR base layer, and to be bonded together and to pass through Extruded roller extruding smooth; Wherein, the PETG film of FPR base layer is positioned at the outside;
F, the composite that step e is obtained are put into heating furnace and are heating and curing, and wherein heating-up temperature is 70 ℃, and be 15 minutes heat time heating time, obtains weather resistant highly elastic fiber reinforced composite.
See also shown in Figure 1, through experiment test, utilize the fibre reinforced composites of this method preparation, formed by the base layer 1 that is arranged in order, weather-proof gel coating resin 2 and weather-proof PETG film 3, wherein, the thickness of weather-proof PETG film is 25 μ m, and the thickness of weather-proof gel coating resin is 300 μ m.Elasticity and the weather resistance of weather resistant highly elastic fiber reinforced composite of the present utility model significantly promote, and the fibre reinforced composites elasticity of prior art improves 3.7 times relatively, and weather resistance improves 6.5 times.
Embodiment 4
A kind of preparation method of weather resistant highly elastic fiber reinforced composite comprises the following steps:
A, preparation PETG film, the thickness of weather-proof PETG film is 36 μ m;
B, lay successively unsaturated polyester resin and glass fibre on the PETG film, wherein, unsaturated polyurethane is propylene glycol, and the weight of unsaturated polyurethane is 6.5kg; Glass fibre is cloth, and its filament diameter is 11 ± 1 μ m, and the weight of glass fibre is 3.5kg, obtains the FRP base layer;
C, the FRP base layer that step b is obtained push smooth through Extruded roller;
D, preparation PETG film, the thickness of PETG film is 36 μ m, lays weather-resistant glue clothing layer on the PETG film, the thickness of weather-proof gel coating resin is 500 μ m; Weather-proof gel coating resin is isophthalic neopentyl glycol type unsaturated polyester resin.The weather-proof PETG film that is equipped with weather-proof gel coating resin is put into the gel coat stove heat gel, wherein, heating-up temperature is 100 ℃, and be 4 minutes heat time heating time;
E, the weather-proof PETG film that will be equipped with weather-proof gel coating resin and step c obtain the FPR base layer, and to be bonded together and to pass through Extruded roller extruding smooth; Wherein, the PETG film of FPR base layer is positioned at the outside;
F, the composite that step e is obtained are put into heating furnace and are heating and curing, and wherein heating-up temperature is 70 ℃, and be 15 minutes heat time heating time, obtains weather resistant highly elastic fiber reinforced composite.
See also shown in Figure 1, through experiment test, utilize the fibre reinforced composites of this method preparation, formed by the base layer 1 that is arranged in order, weather-proof gel coating resin 2 and weather-proof PETG film 3, wherein, the thickness of weather-proof PETG film is 25 μ m, and the thickness of weather-proof gel coating resin is 500 μ m.Elasticity and the weather resistance of weather resistant highly elastic fiber reinforced composite of the present utility model significantly promote, and the fibre reinforced composites elasticity of prior art improves 3.5 times relatively, and weather resistance improves 7 times.
Claims (1)
1. weather resistant highly elastic fiber reinforced composite, it is characterized in that, formed by the base layer that is arranged in order, weather-proof gel coating resin, weatherability PETG film, the thickness of described weatherability PETG film is 25-36 μ m, the thickness of described weather-proof gel coating resin is 70-500 μ m, and described base layer is the FPR material.
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| CN 201220492917 CN202986250U (en) | 2012-09-26 | 2012-09-26 | Weather-proof type high-elasticity fiber reinforced composite materials |
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| CN 201220492917 CN202986250U (en) | 2012-09-26 | 2012-09-26 | Weather-proof type high-elasticity fiber reinforced composite materials |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102862351A (en) * | 2012-09-26 | 2013-01-09 | 苏州多凯复合材料有限公司 | Weather-resistant high-elasticity fiber reinforced composite material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102862351A (en) * | 2012-09-26 | 2013-01-09 | 苏州多凯复合材料有限公司 | Weather-resistant high-elasticity fiber reinforced composite material |
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Granted publication date: 20130612 |