CN102504672B - Epoxy resin-based wear-resistant anticorrosive material - Google Patents
Epoxy resin-based wear-resistant anticorrosive material Download PDFInfo
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- CN102504672B CN102504672B CN 201110333927 CN201110333927A CN102504672B CN 102504672 B CN102504672 B CN 102504672B CN 201110333927 CN201110333927 CN 201110333927 CN 201110333927 A CN201110333927 A CN 201110333927A CN 102504672 B CN102504672 B CN 102504672B
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- epoxy resin
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- palygorskite
- anticorrosive material
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- 239000002131 composite material Substances 0.000 claims abstract description 33
- 239000011159 matrix material Substances 0.000 claims abstract description 31
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- 238000001132 ultrasonic dispersion Methods 0.000 claims abstract description 19
- 238000002360 preparation method Methods 0.000 claims description 29
- 238000001035 drying Methods 0.000 claims description 16
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- 238000010907 mechanical stirring Methods 0.000 claims description 9
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 9
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 9
- 239000004593 Epoxy Substances 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 8
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- 239000011248 coating agent Substances 0.000 abstract description 26
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- 238000012360 testing method Methods 0.000 description 13
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 11
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 10
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- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 4
- 239000004721 Polyphenylene oxide Substances 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
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- UWFRVQVNYNPBEF-UHFFFAOYSA-N 1-(2,4-dimethylphenyl)propan-1-one Chemical compound CCC(=O)C1=CC=C(C)C=C1C UWFRVQVNYNPBEF-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
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- 239000002783 friction material Substances 0.000 description 2
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- 230000002123 temporal effect Effects 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
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- GZCGUPFRVQAUEE-SLPGGIOYSA-N aldehydo-D-glucose Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O GZCGUPFRVQAUEE-SLPGGIOYSA-N 0.000 description 1
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- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
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- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012764 mineral filler Substances 0.000 description 1
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- 230000009972 noncorrosive effect Effects 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
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- 239000004408 titanium dioxide Substances 0.000 description 1
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- Epoxy Resins (AREA)
- Paints Or Removers (AREA)
Abstract
The invention provides an epoxy resin-based wear-resistant anticorrosive material which is prepared by an ultrasonic dispersion and mechanical blending technology by taking epoxy resin as a matrix and nano palygorskite-alumina as filler, belonging to the technical field of composite materials. The epoxy resin-based wear-resistant anticorrosive material provided by the invention has excellent wear resistance and corrosion resistance and good adhesion, and thus can be used as a composite coating to be applied to the material surface of a mechanical part so as to improve the wear resistance and corrosion resistance of the mechanical part and prolong the service life of the metal part.
Description
Technical field
The invention belongs to technical field of composite materials, relate to a kind of complex abrasion-proof impregnating material, relate in particular to a kind of epoxy resin-based wear-resistant anticorrosive material.
Background technology
At present, the function that wear-resistant coating resistance to wears the numerous areas undertaker, lubricates is as lubricating devices such as high-temperature engine, cylinders in space industry; Be applied in precision and the work-ing life that to improve lathe on lathe; Can improve the travelling speed of locomotive and increase the service life in the railway system; This coating also is applied to slush pump at the excellent properties aspect the fluid erosion wearing and tearing, the water conservancy machinery parts surfaces such as ore dressing parts and turbine blade; Can also be as the supercoat of the having transparent decorations such as car glasses and building glass; Can be applicable in addition the surface of metal and timber and other plate material of gear, cylinder, high polishing, increase substantially its wear resistance and work-ing life.
Corrosion is the one of the main reasons of material energy loss always, and in developed country, the direct economic loss that annual corrosion causes accounts for 1% ~ 4% of total value of production in national economy, approximately has 30% equipment to scrap because of corrosion.The financial loss that causes due to corrosion in China also accounts for 4% left and right of gross national product.For a long time, people adopt several different methods and technology that metal is protected, and prevent that corrosion from occuring, and at present in preventing and delaying many measures of corrosion of metal, and are the most convenient, the most most economical no more than adopting coating or coating protection.But a lot of wear-resistant coatings only have wear resistance, and do not possess Corrosion Protection.
Chinese patent 201010231505.0 discloses a kind of hydrophobic wear-resistant and corrosion-resistant paint and preparation method, take epoxy resin as matrix, and titanium dioxide, ceramics powder and barium sulfate are filler, obtain wear-resistant and corrosion-resistant paint, are mainly used in platform, harbour, bridge, the protection against corrosion of the marine structures such as boats and ships.Chinese patent 200510019468.6 provides a kind of aqueous epoxide resin paint, wherein filler has been selected calcium carbonate, kaolin, talcum powder, barium sulfate etc., investigated the bending property of its coating, shock-resistance and water tolerance and weathering resistance do not have to investigate the friction and wear behavior that arrives coating in this patent.Chinese patent 200920281466.8 and 200920029932.3, use respectively epoxy resin and Precondensed UreaFormaldehyde Resin as coating, there is no other mineral filler, the toughening effect of this coating may not be very desirable, result can cause coating can produce slight crack under smaller load, makes coating shedding.Zhou Yuankang, magnify the people such as refined prepared the compound resol of Palygorskite Nanometer in " preparation of Palygorskite Nanometer/Phenolic Resin and the performance of friction materials thereof; " lubricated with sealing "; 2008 (33) 4:47-50 " literary composition, be used for the Weaving type friction materials.The people such as Sun Yanyan have prepared attapulgite/epoxy resin composite material in " preparation of epoxy resin/attapulgite clay nano composite material and sign; " plastics industry "; 2011 (39) 1:22-26 " literary composition, but this paper is not the article of research epoxy resin wear resisting property, the test of not mentioned any frictional behaviour aspect in paper.The people such as Kang Wentao have prepared attapulgite/epoxy resin composite material in " dispersion of Epoxy Resin/Attapulgite Composites and mechanical property research; " Chinese Plastics "; 2002 (16) 10:29-33 " literary composition, this paper has only been studied dispersiveness and the mechanical property of Attapulgite in epoxy resin, does not mention equally any research about the frictional behaviour aspect.
Summary of the invention
The objective of the invention is for problems of the prior art, a kind of epoxy resin-based wear-resistant anticorrosive material is provided.
Epoxy resin-based wear-resistant anticorrosive material of the present invention is take epoxy resin as matrix, take nanometer palygorskite-alumina composite material as filler, adopts ultra-sonic dispersion and mechanical blending technology to be prepared from.Its concrete preparation method is as follows:
Under 15 ~ 90 ℃, epoxy resin is mixed with the mass ratio of 1:0.01 ~ 1:0.2 with nanometer palygorskite-alumina composite filler, ultra-sonic dispersion under mechanical stirring obtains gluing shape epoxy resin-based wear-resistant anticorrosive material.
In order to reduce the curing system viscosity, increase mobility, increase the service life, improve processing property, be convenient to large-area construction, also add the thinner of epoxy resin-matrix weight 5 ~ 25%.Thinner adopts acetone, trichloromethane, dimethylbenzene, propyl carbinol, 669(ethylene glycol diglycidylether), AGE(C
12-14Fat water glyceryl ether).
In order to reduce the fragility after hardening of resin, improve its shock strength and unit elongation, add the toughner of epoxy resin-matrix weight 0.5 ~ 5%, toughner adopts the DBP(butyl phthalate), the DOP(dioctyl phthalate (DOP)) etc.
To produce bubble in the preparation coating procedure and eliminate the bubble that produces in order to be suppressed at, adding the defoamer of epoxy resin-matrix weight 0.1 ~ 1.5%.Defoamer adopts EFKA-2721(acrylic acid-2-ethyl ethyl ester), the EFKA-2035(diisobutyl ketone), organic silicon modified by polyether class, modified polyorganosiloxanes class.
The preparation process of described nanometer palygorskite-alumina composite filler is: palygorskite and the aluminum oxide mass ratio by 1:0.2 ~ 1:5 is distributed in water, and fully ultra-sonic dispersion, filter drying; Again dry mixture is placed in tube furnace, under nitrogen atmosphere, calcines 3 ~ 10h under 100 ~ 400 ℃, grind and namely get nanometer palygorskite-alumina composite filler.
Below by concrete experiment, the performance of epoxy resin-based wear-resistant anticorrosive material of the present invention is done and illustrated.
1, appearance property
Fig. 1 is the photomacrograph of epoxy resin composite material of the present invention.A is that pure epoxy resin is coated in the photo on the steel matrix, and B is that epoxy resin-based wear-resistant anticorrosive material of the present invention is coated in the photo on the steel matrix.As can be seen from Figure 1, epoxy resin-based wear-resistant anticorrosive material of the present invention is coated in steel surface, and coatingsurface is smooth, and color is adjustable in actual applications.
2, thermal performance analysis
Fig. 2 is the thermal multigraph of the epoxy resin-based wear-resistant anticorrosive material of different fillers.(1) epoxy resin-base composite material for preparing take polygorskite as filler; (2) be not have Packed pure epoxy resin; (3) epoxy resin-based wear-resistant anticorrosive material for preparing take nano-aluminium oxide as filler; (4) be that the present invention is with the epoxy resin-based wear-resistant anticorrosive material of polygorskite-nano-aluminium oxide compounded mix preparation.As can be seen from Figure 3, all than (2) height, especially between 400 ℃ ~ 600 ℃, the thermostability of (4) is best the thermostability of 550 ℃ in (1) (3) (4), illustrates that the thermostability of the epoxy resin composite material of the present invention's preparation obviously increases.
3, wear resisting property
The epoxy resin-based wear-resistant anticorrosive material of the present invention's preparation is coated on the steel matrix, adopt the UMT-3 friction wear testing machine to carry out wear-resisting experiment: test condition: to load 50N, rotor diameter is 12.7mm, the rotor sample contact slide time is 10min, frequency is 3.3Hz, (approximately 200rpm), 25 ℃ of room temperatures, humidity 35.
Fig. 3 is pure epoxy resin matrix the friction coefficient time-varying relationship curve, and Fig. 4 is friction coefficient of composite material temporal evolution relation curve.By Fig. 3,4 relatively can find, the obviously increase of stability of the epoxy resin compound coating of the present invention's preparation its frictional coefficient 200s after, and average friction coefficient drops to 0.681 by original 0.767.
Fig. 5 is the SEM figure of epoxy resin-based wear-resistant anticorrosive material coating composite material polishing scratch after the friction of UMT-3 friction wear testing machine.Wherein A is polishing scratch SEM photo after the pure epoxy resin friction; B is polishing scratch SEM photo after the matrix material friction.As can be seen from Figure 5, after friction under identical condition, the pure epoxy resin coatingsurface is more coarse than composite coating surface, illustrates that the epoxy resin composite material of the present invention's preparation is than the wear resisting property enhancing of pure epoxy resin coating.
4, antiseptic property
The epoxy resin-based wear-resistant anticorrosive material of the present invention preparation is coated on the steel matrix, according to GB/T1763-79(89) regulation carries out the antiseptic property test.
Experimental result: be coated with epoxy resin composite material of the present invention and get the steel matrix, soak 72h in acid, alkali, salts solution after, coating is non-foaming, non-corrosive, do not peel off; Before and after meticulous weighing is soaked, quality does not have slight change, illustrates that epoxy resin composite material of the present invention is had good antiseptic property.
In sum, epoxy resin-based wear-resistant anticorrosive material of the present invention has excellent wear-and corrosion-resistant performance, and has good sticking power, therefore, can be used as compound coating and be applied in the component of machine material surface, improving the wear-and corrosion-resistant performance of component of machine, thereby extend work-ing life of metallic element.
Description of drawings
Fig. 1 is the photomacrograph of epoxy resin composite material of the present invention.
Fig. 2 is the thermal multigraph of the different coated material of filler content.
Fig. 3 is pure epoxy resin matrix the friction coefficient time-varying relationship curve.
Fig. 4 is friction coefficient of composite material temporal evolution relation curve of the present invention.
The SEM figure of Fig. 5 coating composite material polishing scratch after the friction of UMT-3 friction wear testing machine.
Embodiment
Be described further below by preparation and the application of specific embodiment to epoxy resin-based wear-resistant anticorrosive material of the present invention.
Embodiment 1
The preparation of polygorskite-aluminum oxide inorganic compounding filler: the palygorskite of purifying is mixed with the mass ratio of aluminum oxide according to 5:1, and join in distilled water, ultra-sonic dispersion 10 min filter drying.Dry mixture is positioned in tube furnace, under nitrogen atmosphere, calcines 10h under 100 ℃, grind and namely get nanometer palygorskite-aluminum oxide inorganic compounding filler.
Epoxy resin-based wear-resistant anticorrosive coating preparation: take 5.0g epoxy resin and be placed in three-necked flask, be warming up to 70 ℃, under mechanical stirring, add mixed diluent (dimethylbenzene: propyl carbinol (volume ratio)=1:2) 0.25 g, toughner DBP(dibutyl phthalate) 0.025 g, nanometer palygorskite-alumina composite filler 0.05 g stirs 20 min, ultra-sonic dispersion is processed 20 min afterwards, then stirs 40 min; Add again defoamer EFKA-2721(acrylic acid-2-ethyl ethyl ester) 0.005 g, stir 10 min under the system of opening wide, then vacuumize, continue to stir and add solidifying agent (T-31) 0.80g, continue to vacuumize for some time, obtain gluing shape liquid-state epoxy resin matrix material.This gluing shape matrix material is coated on mould at the bottom of steel matter, in 50 ℃ of drying 10 h.
Performance index: wear resisting property is good, frictional coefficient 0.763, antiseptic property test passes.
The preparation of polygorskite-aluminum oxide inorganic compounding filler: the palygorskite of purifying is mixed with the mass ratio of aluminum oxide according to 4:1, and join in distilled water, ultra-sonic dispersion 30 min filter drying.Dry mixture is positioned in tube furnace, under nitrogen atmosphere, calcines 5h under 350 ℃, grind and namely get nanometer palygorskite-aluminum oxide inorganic compounding filler.
Epoxy resin-based wear-resistant anticorrosive coating preparation: take 5.0g epoxy resin and be placed in three-necked flask, be warming up to 50 ℃, under mechanical stirring, add thinner (trichloromethane: propyl carbinol (volume ratio)=1:2) 0.50 g, toughner DOP(dioctyl phthalate (DOP)) 0.15 g, nanometer palygorskite-alumina composite filler 0.3g stirs 20 min, ultra-sonic dispersion is processed 20 min afterwards, then stirs 40 min; Add again defoamer (EFKA-2035(diisobutyl ketone)) 0.02g, stir 10 min under the system of opening wide, then vacuumize, continue to stir and add solidifying agent (T-31) 0.50 g, continue to vacuumize for some time, obtain gluing shape liquid-state epoxy resin matrix material.This gluing shape matrix material is coated on mould at the bottom of steel matter, in 60 ℃ of drying 8 h.
Performance index: wear resisting property is good, frictional coefficient 0.7001, antiseptic property test passes.
Embodiment 3
The preparation of polygorskite-aluminum oxide inorganic compounding filler: the palygorskite of purifying is mixed with the mass ratio of aluminum oxide according to 3:1, and join in distilled water, ultra-sonic dispersion 30 min filter drying.Dry mixture is positioned in tube furnace, under nitrogen atmosphere, calcines 7h under 250 ℃, grind and namely get nanometer palygorskite-aluminum oxide inorganic compounding filler.
Epoxy resin-based wear-resistant anticorrosive coating preparation: take 5.0g epoxy resin and be placed in three-necked flask, be warming up to 60 ℃, under mechanical stirring, add thinner (669(ethylene glycol diglycidylether)) 0.4g, toughner DBP(butyl phthalate) 0.04 g, nanometer palygorskite-alumina composite filler 0.1g stirs 20 min, ultra-sonic dispersion is processed 20 min afterwards, then stirs 40 min; Add again defoamer (EFKA-2035(diisobutyl ketone)) 0.03 g, stir 10 min under the system of opening wide, then vacuumize, continue to stir and add solidifying agent (T-31) 1.0 g, continue to vacuumize for some time, obtain gluing shape liquid-state epoxy resin matrix material.This gluing shape matrix material is coated on mould at the bottom of steel matter 70 ℃ of drying 10 h.
Performance index: wear resisting property is good, frictional coefficient 0.697, antiseptic property test passes.
Embodiment 4
The preparation of polygorskite-aluminum oxide inorganic compounding filler: the palygorskite of purifying is mixed with the mass ratio of aluminum oxide according to 1:1, and join in distilled water, ultra-sonic dispersion 30 min filter drying.Dry mixture is positioned in tube furnace, under nitrogen atmosphere, calcines 8h under 350 ℃, grind and namely get nanometer palygorskite-aluminum oxide inorganic compounding filler.
Epoxy resin-based wear-resistant anticorrosive coating preparation: take 5.0g epoxy resin and be placed in three-necked flask, be warming up to 50 ℃, under mechanical stirring, add thinner (AGE(C
12-14Fat water glyceryl ether)) 1.0 g, toughner DBP(butyl phthalate) 0.10 g, nanometer palygorskite-alumina composite filler 0.47 g stirs 20 min, and ultra-sonic dispersion is processed 20 min afterwards, then stirs 40 min; Add again defoamer (modified polyorganosiloxanes class) 0.04g, open wide and stir 10 min under system, then vacuumize, continue stir and add solidifying agent (T-31) 1.25 g, continue to vacuumize for some time, obtain gluing shape liquid-state epoxy resin matrix material.This gluing shape matrix material is coated on mould at the bottom of steel matter 60 ℃ of drying 14 h.
Performance index: wear resisting property is good, frictional coefficient 0.689, antiseptic property test passes.
Embodiment 5
The preparation of polygorskite-aluminum oxide inorganic compounding filler: the palygorskite of purifying is mixed with the mass ratio of aluminum oxide according to 1:2, and join in distilled water, ultra-sonic dispersion 30 min filter drying.Dry mixture is positioned in tube furnace, under nitrogen atmosphere, calcines 6h under 300 ℃, grind and namely get nanometer palygorskite-aluminum oxide inorganic compounding filler.
Epoxy resin-based wear-resistant anticorrosive coating preparation: take 5.0g epoxy resin and be placed in three-necked flask, be warming up to 40 ℃, under mechanical stirring, add thinner (dimethylbenzene: the 0.75g of propyl carbinol=1:2), toughner DOP(dioctyl phthalate (DOP)) 0.08 g, nanometer palygorskite-alumina composite filler 0.8 g stirs 20 min, ultra-sonic dispersion is processed 20 min afterwards, then stirs 40 min; Add again defoamer (EFKA-2035(diisobutyl ketone)) 0.05g, stir 10 min under the system of opening wide, then vacuumize, continue to stir and add solidifying agent (T-31) 0.25 g, continue to vacuumize for some time, obtain gluing shape liquid-state epoxy resin matrix material.This gluing shape is met on the mould of coated materials at the bottom of the steel matter 50 ℃ of drying 24 h.
Performance index: wear resisting property is good, frictional coefficient 0.692, antiseptic property test passes.
Embodiment 6
The preparation of polygorskite-aluminum oxide inorganic compounding filler: the palygorskite of purifying is mixed with the mass ratio of aluminum oxide according to 1:4, and join in distilled water, ultra-sonic dispersion 30 min filter drying.Dry mixture is positioned in tube furnace, and under nitrogen atmosphere, calcining 5 h under 400 ℃ grind and namely get nanometer palygorskite-aluminum oxide inorganic compounding filler.
Epoxy resin-based wear-resistant anticorrosive coating preparation: take 5.0g epoxy resin and be placed in three-necked flask, be warming up to 50 ℃, under mechanical stirring, add thinner (dimethylbenzene: acetone (volume ratio)=1:1) 1.15g, toughner (dioctyl phthalate (DOP)) 0.20 g, nanometer palygorskite-alumina composite filler 1g stirs 20 min, ultra-sonic dispersion is processed 20 min afterwards, then stirs 40 min; Add again defoamer (organic silicon modified by polyether class) 0.065g, open wide and stir 10 min under system, then vacuumize, continue stir and add solidifying agent (T-31) 1.40 g, continue to vacuumize for some time, obtain gluing shape liquid-state epoxy resin matrix material.This gluing shape matrix material is coated on mould at the bottom of steel matter 50 ℃ of drying 24 h.
Performance index: wear resisting property is good, frictional coefficient 0.685, antiseptic property test passes.
Embodiment 7
The preparation of polygorskite-aluminum oxide inorganic compounding filler: the palygorskite of purifying is mixed with the mass ratio of aluminum oxide according to 1:5, and join in distilled water, ultra-sonic dispersion 30 min filter drying.Dry mixture is positioned in tube furnace, and under nitrogen atmosphere, calcining 10 h under 300 ℃ grind and namely get nanometer palygorskite-aluminum oxide inorganic compounding filler.
Epoxy resin-based wear-resistant anticorrosive coating preparation: take 5.0g epoxy resin and be placed in three-necked flask, constant temperature to 30 ℃, under mechanical stirring, add thinner (dimethylbenzene: propyl carbinol (volume ratio)=1:1) 1.25g, toughner (dibutyl phthalate) 0.25 g, nanometer palygorskite-alumina composite filler 0.5g stirs 20 min, ultra-sonic dispersion is processed 20 min afterwards, then stirs 40 min; Add again defoamer (organic silicon modified by polyether class) 0.06g, open wide and stir 10 min under system, then vacuumize, continue stir and add solidifying agent (T-31) 1.5 g, continue to vacuumize for some time, obtain gluing shape liquid-state epoxy resin matrix material.This matrix material is coated on mould at the bottom of steel matter 25 ℃ of drying 24 h.
Performance index: wear resisting property is good, frictional coefficient 0.681, antiseptic property test passes.
Claims (1)
1. epoxy resin-based wear-resistant anticorrosive material, its preparation method is as follows: under 15 ~ 90 ℃, epoxy resin is mixed with the mass ratio of 1:0.01 ~ 1:0.2 with nanometer palygorskite-alumina composite filler, and ultra-sonic dispersion under mechanical stirring obtains gluing shape epoxy resin-based wear-resistant anticorrosive material; The preparation process of described nanometer palygorskite-alumina composite filler is: palygorskite and the aluminum oxide mass ratio by 1:0.2 ~ 1:5 is distributed in water, and fully ultrasonic, filter drying; Again dry mixture is placed in tube furnace, under nitrogen atmosphere, calcined under 100 ~ 400 ℃ 3 ~ 10 hours, grind and namely get nanometer palygorskite-alumina composite filler; Except adding above-mentioned epoxy resin, nanometer palygorskite-alumina composite filler, the thinner of epoxy resin-matrix weight 5-25%, the toughner of epoxy resin-matrix weight 0.5-5%, the defoamer of epoxy resin-matrix weight 0.1-1.5% and the solidifying agent of epoxy resin-matrix weight 5-30% have also been added in described wear-resistant anticorrosive material.
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| CN103450774B (en) * | 2012-05-30 | 2016-02-03 | 南京信息工程大学 | A kind of Environmentally-frieepoxy epoxy corrosion-resistant wear-resistant paint |
| CN102964778B (en) * | 2012-12-06 | 2015-08-05 | 西北师范大学 | Preparation method of ionic liquid-epoxy resin composite material |
| CN102942766B (en) * | 2012-12-06 | 2015-07-15 | 西北师范大学 | Preparation method of wear-resistant epoxy resin material |
| CN103113712B (en) * | 2013-02-04 | 2015-04-01 | 广东科富科技股份有限公司 | Preparation method and application of modified nano-silicon dioxide toughened epoxy resin |
| CN103483894A (en) * | 2013-09-03 | 2014-01-01 | 安徽精一机械设备有限公司 | Novel metal anticorrosive wear-resistant powder paint |
| CN103525252B (en) * | 2013-09-04 | 2016-05-25 | 安徽东方金河精密机械制造有限公司 | A kind of attapulgite interior wall powder coating |
| CN103881530A (en) * | 2014-02-26 | 2014-06-25 | 施俊杰 | Preparation method of epoxy resin anticorrosive material |
| CN104140748A (en) * | 2014-07-28 | 2014-11-12 | 宁国市开源电力耐磨材料有限公司 | Wear-resistant paint for mechanical part |
| CN106046321B (en) * | 2016-06-13 | 2018-02-13 | 西北师范大学 | A kind of feature curing agent and its method for preparing bisphenol A type epoxy resin |
| CN106497333A (en) * | 2016-11-17 | 2017-03-15 | 无锡明盛纺织机械有限公司 | A kind of turbine blade modified epoxy coating antiseptic loses abrasionproof etching method |
| CN106519903A (en) * | 2016-11-17 | 2017-03-22 | 无锡明盛纺织机械有限公司 | Anti-corrosion and anti-abrasion method for organic coating of hydraulic turbine blade |
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| US6372826B1 (en) * | 1995-12-06 | 2002-04-16 | Turbine Controls, Inc. | Curable composition comprising epoxy resin, graphite powder and polytetrafluoroethylene powder |
| CN101514273A (en) * | 2008-02-22 | 2009-08-26 | 鲁毅 | Epoxy coating and preparation method thereof |
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| US6372826B1 (en) * | 1995-12-06 | 2002-04-16 | Turbine Controls, Inc. | Curable composition comprising epoxy resin, graphite powder and polytetrafluoroethylene powder |
| CN101514273A (en) * | 2008-02-22 | 2009-08-26 | 鲁毅 | Epoxy coating and preparation method thereof |
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