CN105440488A - Heat-resistant corrosion-resistant high-strength material for drainpipe - Google Patents
Heat-resistant corrosion-resistant high-strength material for drainpipe Download PDFInfo
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- CN105440488A CN105440488A CN201510933320.7A CN201510933320A CN105440488A CN 105440488 A CN105440488 A CN 105440488A CN 201510933320 A CN201510933320 A CN 201510933320A CN 105440488 A CN105440488 A CN 105440488A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The invention discloses a heat-resistant corrosion-resistant high-strength material for a drainpipe. The heat-resistant corrosion-resistant high-strength material comprises, by weight, 70-90 parts of polyvinyl chloride, 10-20 parts of fluororubber, 10-30 parts of hydrogenated butadiene-acrylonitrile rubber, 5-15 parts of an ethylene-propylene-diene monomer, 60-80 parts of a composite filling material, 0.5-1.5 parts of gamma-trimethoxysilylpropyl glycidyl ether, 25-35 parts of trimethyl trimellitate, 25-35 parts of trioctyl trimellitate, 15-25 parts of micro-encapsulation red phosphorus, 15-25 parts of zinc borate, 10-15 parts of aluminum hydroxide, 2-4 parts of dicumyl peroxide, 0.2-0.3 parts of 2-phenylimidazole, 0.3-0.5 parts of a promoter D, 0.5-1 part of dibutyltin dilaurate, 4-5 parts of a rare earth stabilizing agent, 0.3-0.5 parts of an antiager 264, 0.2-0.4 parts of an antiager 445 and 2-4 parts of polyethylene wax. The heat-resistant corrosion-resistant high-strength material has good heat resistance, good corrosion resistance and high strength.
Description
Technical field
The present invention relates to drainage pipeline field of material technology, particularly relate to a kind of drainage pipeline heat-and corrosion-resistant intensity height material.
Background technology
Water shoot selects high density polyethylene(HDPE), polyvinyl chloride etc. as material usually, these materials its have many uses, price is also cheaper.But along with the increase of water displacement, have higher requirement to the intensity of draining, in addition along with the fast development of industry, water shoot often needs to get rid of large amount of sewage, higher requirement be it is also proposed to the erosion resistance of water shoot, therefore need to provide a kind of novel water shoot.
Summary of the invention
Based on the technical problem that background technology exists, the present invention proposes a kind of drainage pipeline heat-and corrosion-resistant intensity height material, intensity of the present invention is high, good corrosion resistance, good heat resistance.
A kind of drainage pipeline heat-and corrosion-resistant intensity height material that the present invention proposes, its raw material comprises by weight: polyvinyl chloride 70-90 part, viton 10-20 part, hydrogenated nitrile-butadiene rubber 10-30 part, terpolymer EP rubber 5-15 part, compounded mix 60-80 part, γ-glycidyl ether oxygen propyl trimethoxy silicane 0.5-1.5 part, trimethyl trimellitate 25-35 part, tri trimellitate (2-ethylhexyl) ester 25-35 part, microencapsulated powder oil 15-25 part, zinc borate 15-25 part, aluminium hydroxide 10-15 part, dicumyl peroxide 2-4 part, 2-phenylimidazole 0.2-0.3 part, vulkacit D 0.3-0.5 part, dibutyl tin laurate 0.5-1 part, rare-earth stabilizer 4-5 part, antioxidant 264 0.3-0.5 part, anti-aging agent 4450.2-0.4 part, polyethylene wax 2-4 part,
Wherein, the raw material of compounded mix comprises: carbon black, glass fibre, carbon modified SiClx and improved silica.
Preferably, its raw material comprises by weight: polyvinyl chloride 75-85 part, viton 12-18 part, hydrogenated nitrile-butadiene rubber 15-25 part, terpolymer EP rubber 7-13 part, compounded mix 65-75 part, γ-glycidyl ether oxygen propyl trimethoxy silicane 0.8-1.2 part, trimethyl trimellitate 28-32 part, tri trimellitate (2-ethylhexyl) ester 28-32 part, microencapsulated powder oil 17-23 part, zinc borate 17-23 part, aluminium hydroxide 11-13 part, dicumyl peroxide 2.5-3.5 part, 2-phenylimidazole 0.23-0.27 part, vulkacit D 0.35-0.45 part, dibutyl tin laurate 0.6-0.8 part, rare-earth stabilizer 4.3-4.7 part, antioxidant 264 0.35-0.45 part, anti-aging agent 4450.25-0.35 part, polyethylene wax 2.5-3.5 part.
Preferably, in compounded mix, the weight ratio of carbon black, glass fibre, carbon modified SiClx and improved silica is 20-25:5-10:25-30:10-15.
Preferably, in compounded mix, the weight ratio of carbon black, glass fibre, carbon modified SiClx and improved silica is 22-24:7-9:26-28:11-13.
Preferably, in compounded mix, the weight ratio of carbon black, glass fibre, carbon modified SiClx and improved silica is 23:8:27:12.
Preferably, carbon black is 200-300 order.
Preferably, in the preparation process of carbon modified SiClx, silicon carbide being added massfraction is in the ethanolic soln of 3-4wt% vinyltrimethoxy silane, is warming up to 60-70 DEG C, with the speed insulated and stirred 6-8h of 300-400r/min, filter, washing with alcohol, dry, pulverize to 200-300 order and obtains carbon modified SiClx, wherein, the weight ratio of the ethanolic soln of silicon carbide and vinyltrimethoxy silane is 1-2:3-5.
Preferably, in the preparation process of improved silica, silicon-dioxide being added massfraction is in the ethanolic soln of 3-4wt% vinyltrimethoxy silane, is warming up to 40-60 DEG C, with the speed insulated and stirred 3-6h of 100-300r/min, filter, washing with alcohol, dry, pulverize to 200-300 order and obtains improved silica, wherein, the weight ratio of the ethanolic soln of silicon-dioxide and vinyltrimethoxy silane is 1-2:2-3.
The preparation method of above-mentioned drainage pipeline heat-and corrosion-resistant intensity height material is: by polyvinyl chloride, viton, hydrogenated nitrile-butadiene rubber, terpolymer EP rubber, compounded mix mixes, be warming up to 140 DEG C, mixing 15min, add γ-glycidyl ether oxygen propyl trimethoxy silicane, trimethyl trimellitate, tri trimellitate (2-ethylhexyl) ester, microencapsulated powder oil, zinc borate, aluminium hydroxide, dibutyl tin laurate, rare-earth stabilizer, antioxidant 264, anti-aging agent 445, polyethylene wax, be warming up to 165 DEG C, with mixing 15min, add dicumyl peroxide, 2-phenylimidazole, vulkacit D mixes, be warming up to 170 DEG C, mixing 8min extrudes through twin screw extruder and obtains drainage pipeline heat-and corrosion-resistant intensity height material.
The polyvinyl chloride that the present invention selects has excellent machinery, corrosion-resistant and abrasion resistance properties, viton has excellent thermotolerance, erosion resistance and mechanical property, hydrogenated nitrile-butadiene rubber has good thermotolerance, erosion resistance, wear resistance, intensity is high, tear strength good, terpolymer EP rubber side chain contains carbon-carbon double bond, has good erosion resistance, four cooperatively interact, and can greatly increase thermotolerance of the present invention, physical strength and erosion resistance, silicon carbide has good high thermal resistance, erosion resistance, intensity is high, thermal conductivity is good, silicon-dioxide can increase intensity and the thermotolerance of resin and rubber, silicon carbide, silicon-dioxide is through vinyltrimethoxy silane modification, considerably increase the two nonpolar, carbon black, glass fibre, carbon modified SiClx and improved silica cooperatively interact, improved silica and the nonpolar increase of carbon modified SiClx on the one hand, greatly facilitate the two and be dispersed in polyvinyl chloride, viton, hydrogenated nitrile-butadiene rubber, in terpolymer EP rubber, carbon-carbon double bond on the other hand in homodisperse improved silica and carbon modified SiClx and resin, carbon-carbon double bond condensation in rubber forms complicated network, and carbon black and glass fibre in a network dispersed, two-way interaction, considerably increase shock resistance of the present invention, the physical strengths such as toughness, thermotolerance and erosion resistance, trimethyl trimellitate, tri trimellitate (2-ethylhexyl) ester are softening agent, can increase physical strength of the present invention further, microencapsulated powder oil, zinc borate, aluminium hydroxide are fire retardant, dibutyl tin laurate, rare-earth stabilizer, antioxidant 264, anti-aging agent 445 cooperatively interacts can increase thermostability of the present invention, resistance to deterioration, erosion resistance, polyethylene wax can improve the rheological of the present invention's processing, and can cooperatively interact with γ-glycidyl ether oxygen propyl trimethoxy silicane and increase the consistency of each thing, dicumyl peroxide, 2-phenylimidazole, vulkacit D can promote that resin, rubber, compounded mix are cross-linked to form more complicated reticulated structure, thus greatly increasing physical strength of the present invention and erosion resistance further, above-mentioned each material cooperatively interacts and adds physical strength of the present invention, thermotolerance and erosion resistance.
Embodiment
Below, by specific embodiment, technical scheme of the present invention is described in detail.
Embodiment 1
A kind of drainage pipeline heat-and corrosion-resistant intensity height material, its raw material comprises by weight: polyvinyl chloride 90 parts, viton 10 parts, hydrogenated nitrile-butadiene rubber 30 parts, terpolymer EP rubber 5 parts, compounded mix 80 parts, γ-glycidyl ether oxygen propyl trimethoxy silicane 0.5 part, trimethyl trimellitate 35 parts, tri trimellitate (2-ethylhexyl) ester 25 parts, microencapsulated powder oil 25 parts, zinc borate 15 parts, 15 parts, aluminium hydroxide, dicumyl peroxide 2 parts, 2-phenylimidazole 0.3 part, vulkacit D 0.3 part, dibutyl tin laurate 1 part, rare-earth stabilizer 4 parts, antioxidant 264 0.5 part, 4450.2 parts, anti-aging agent, polyethylene wax 4 parts,
Wherein, the raw material of compounded mix comprises: 200 order carbon blacks, glass fibre, carbon modified SiClx and improved silica, and wherein, the weight ratio of carbon black, glass fibre, carbon modified SiClx and improved silica is 25:5:30:10;
In the preparation process of carbon modified SiClx, silicon carbide being added massfraction is in the ethanolic soln of 4wt% vinyltrimethoxy silane, be warming up to 60 DEG C, with the speed insulated and stirred 6h of 400r/min, filter, washing with alcohol, dry, be crushed to 300 orders and obtain carbon modified SiClx, wherein, the weight ratio of the ethanolic soln of silicon carbide and vinyltrimethoxy silane is 1:5;
In the preparation process of improved silica, silicon-dioxide being added massfraction is in the ethanolic soln of 3wt% vinyltrimethoxy silane, be warming up to 60 DEG C, with the speed insulated and stirred 6h of 100r/min, filter, washing with alcohol, dry, be crushed to 200 orders and obtain improved silica, wherein, the weight ratio of the ethanolic soln of silicon-dioxide and vinyltrimethoxy silane is 2:2.
Embodiment 2
A kind of drainage pipeline heat-and corrosion-resistant intensity height material, its raw material comprises by weight: polyvinyl chloride 70 parts, viton 20 parts, hydrogenated nitrile-butadiene rubber 10 parts, terpolymer EP rubber 15 parts, compounded mix 60 parts, γ-glycidyl ether oxygen propyl trimethoxy silicane 1.5 parts, trimethyl trimellitate 25 parts, tri trimellitate (2-ethylhexyl) ester 35 parts, microencapsulated powder oil 15 parts, zinc borate 25 parts, 10 parts, aluminium hydroxide, dicumyl peroxide 4 parts, 2-phenylimidazole 0.2 part, vulkacit D 0.5 part, dibutyl tin laurate 0.5 part, rare-earth stabilizer 5 parts, antioxidant 264 0.3 part, 4450.4 parts, anti-aging agent, polyethylene wax 2 parts,
Wherein, the raw material of compounded mix comprises: 300 order carbon blacks, glass fibre, carbon modified SiClx and improved silica, and wherein, the weight ratio of carbon black, glass fibre, carbon modified SiClx and improved silica is 20:10:25:15;
In the preparation process of carbon modified SiClx, silicon carbide being added massfraction is in the ethanolic soln of 3wt% vinyltrimethoxy silane, be warming up to 70 DEG C, with the speed insulated and stirred 8h of 300r/min, filter, washing with alcohol, dry, be crushed to 200 orders and obtain carbon modified SiClx, wherein, the weight ratio of the ethanolic soln of silicon carbide and vinyltrimethoxy silane is 2:3;
In the preparation process of improved silica, silicon-dioxide being added massfraction is in the ethanolic soln of 4wt% vinyltrimethoxy silane, be warming up to 40 DEG C, with the speed insulated and stirred 3h of 300r/min, filter, washing with alcohol, dry, be crushed to 300 orders and obtain improved silica, wherein, the weight ratio of the ethanolic soln of silicon-dioxide and vinyltrimethoxy silane is 1:3.
Embodiment 3
A kind of drainage pipeline heat-and corrosion-resistant intensity height material, its raw material comprises by weight: polyvinyl chloride 75 parts, viton 18 parts, hydrogenated nitrile-butadiene rubber 15 parts, terpolymer EP rubber 13 parts, compounded mix 65 parts, γ-glycidyl ether oxygen propyl trimethoxy silicane 1.2 parts, trimethyl trimellitate 28 parts, tri trimellitate (2-ethylhexyl) ester 32 parts, microencapsulated powder oil 17 parts, zinc borate 23 parts, 11 parts, aluminium hydroxide, dicumyl peroxide 3.5 parts, 2-phenylimidazole 0.23 part, vulkacit D 0.45 part, dibutyl tin laurate 0.6 part, rare-earth stabilizer 4.7 parts, antioxidant 264 0.35 part, 4450.35 parts, anti-aging agent, polyethylene wax 2.5 parts,
Wherein, the raw material of compounded mix comprises: 270 order carbon blacks, glass fibre, carbon modified SiClx and improved silica, and wherein, the weight ratio of carbon black, glass fibre, carbon modified SiClx and improved silica is 22:9:26:13;
In the preparation process of carbon modified SiClx, silicon carbide being added massfraction is in the ethanolic soln of 3.2wt% vinyltrimethoxy silane, be warming up to 67 DEG C, with the speed insulated and stirred 7.5h of 320r/min, filter, washing with alcohol, dry, be crushed to 230 orders and obtain carbon modified SiClx, wherein, the weight ratio of the ethanolic soln of silicon carbide and vinyltrimethoxy silane is 1.8:3.5;
In the preparation process of improved silica, silicon-dioxide being added massfraction is in the ethanolic soln of 3.8wt% vinyltrimethoxy silane, be warming up to 45 DEG C, with the speed insulated and stirred 4h of 250r/min, filter, washing with alcohol, dry, be crushed to 270 orders and obtain improved silica, wherein, the weight ratio of the ethanolic soln of silicon-dioxide and vinyltrimethoxy silane is 1.2:2.7.
Embodiment 4
A kind of drainage pipeline heat-and corrosion-resistant intensity height material, its raw material comprises by weight: polyvinyl chloride 85 parts, viton 12 parts, hydrogenated nitrile-butadiene rubber 25 parts, terpolymer EP rubber 7 parts, compounded mix 75 parts, γ-glycidyl ether oxygen propyl trimethoxy silicane 0.8 part, trimethyl trimellitate 32 parts, tri trimellitate (2-ethylhexyl) ester 28 parts, microencapsulated powder oil 23 parts, zinc borate 17 parts, 13 parts, aluminium hydroxide, dicumyl peroxide 2.5 parts, 2-phenylimidazole 0.27 part, vulkacit D 0.35 part, dibutyl tin laurate 0.8 part, rare-earth stabilizer 4.3 parts, antioxidant 264 0.45 part, 4450.25 parts, anti-aging agent, polyethylene wax 3.5 parts,
Wherein, the raw material of compounded mix comprises: 230 order carbon blacks, glass fibre, carbon modified SiClx and improved silica, and wherein, the weight ratio of carbon black, glass fibre, carbon modified SiClx and improved silica is 24:7:28:11;
In the preparation process of carbon modified SiClx, silicon carbide being added massfraction is in the ethanolic soln of 3.8wt% vinyltrimethoxy silane, be warming up to 63 DEG C, with the speed insulated and stirred 6.5h of 380r/min, filter, washing with alcohol, dry, be crushed to 270 orders and obtain carbon modified SiClx, wherein, the weight ratio of the ethanolic soln of silicon carbide and vinyltrimethoxy silane is 1.2:4.5;
In the preparation process of improved silica, silicon-dioxide being added massfraction is in the ethanolic soln of 3.2wt% vinyltrimethoxy silane, be warming up to 55 DEG C, with the speed insulated and stirred 5h of 150r/min, filter, washing with alcohol, dry, be crushed to 230 orders and obtain improved silica, wherein, the weight ratio of the ethanolic soln of silicon-dioxide and vinyltrimethoxy silane is 1.8:2.3.
Embodiment 5
A kind of drainage pipeline heat-and corrosion-resistant intensity height material, its raw material comprises by weight: polyvinyl chloride 80 parts, viton 15 parts, hydrogenated nitrile-butadiene rubber 20 parts, terpolymer EP rubber 10 parts, compounded mix 70 parts, γ-glycidyl ether oxygen propyl trimethoxy silicane 1 part, trimethyl trimellitate 30 parts, tri trimellitate (2-ethylhexyl) ester 30 parts, microencapsulated powder oil 20 parts, zinc borate 20 parts, 12 parts, aluminium hydroxide, dicumyl peroxide 3 parts, 2-phenylimidazole 0.25 part, vulkacit D 0.4 part, dibutyl tin laurate 0.7 part, rare-earth stabilizer 4.5 parts, antioxidant 264 0.4 part, 4450.3 parts, anti-aging agent, polyethylene wax 3 parts,
Wherein, the raw material of compounded mix comprises: 250 order carbon blacks, glass fibre, carbon modified SiClx and improved silica, and wherein, the weight ratio of carbon black, glass fibre, carbon modified SiClx and improved silica is 23:8:27:12;
In the preparation process of carbon modified SiClx, silicon carbide being added massfraction is in the ethanolic soln of 3.5wt% vinyltrimethoxy silane, be warming up to 65 DEG C, with the speed insulated and stirred 7h of 350r/min, filter, washing with alcohol, dry, be crushed to 250 orders and obtain carbon modified SiClx, wherein, the weight ratio of the ethanolic soln of silicon carbide and vinyltrimethoxy silane is 1.5:4;
In the preparation process of improved silica, silicon-dioxide being added massfraction is in the ethanolic soln of 3.5wt% vinyltrimethoxy silane, be warming up to 50 DEG C, with the speed insulated and stirred 4.5h of 200r/min, filter, washing with alcohol, dry, be crushed to 250 orders and obtain improved silica, wherein, the weight ratio of the ethanolic soln of silicon-dioxide and vinyltrimethoxy silane is 1.5:2.5.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (8)
1. a drainage pipeline heat-and corrosion-resistant intensity height material, it is characterized in that, its raw material comprises by weight: polyvinyl chloride 70-90 part, viton 10-20 part, hydrogenated nitrile-butadiene rubber 10-30 part, terpolymer EP rubber 5-15 part, compounded mix 60-80 part, γ-glycidyl ether oxygen propyl trimethoxy silicane 0.5-1.5 part, trimethyl trimellitate 25-35 part, tri trimellitate (2-ethylhexyl) ester 25-35 part, microencapsulated powder oil 15-25 part, zinc borate 15-25 part, aluminium hydroxide 10-15 part, dicumyl peroxide 2-4 part, 2-phenylimidazole 0.2-0.3 part, vulkacit D 0.3-0.5 part, dibutyl tin laurate 0.5-1 part, rare-earth stabilizer 4-5 part, antioxidant 264 0.3-0.5 part, anti-aging agent 4450.2-0.4 part, polyethylene wax 2-4 part,
Wherein, the raw material of compounded mix comprises: carbon black, glass fibre, carbon modified SiClx and improved silica.
2. drainage pipeline heat-and corrosion-resistant intensity height material according to claim 1, it is characterized in that, its raw material comprises by weight: polyvinyl chloride 75-85 part, viton 12-18 part, hydrogenated nitrile-butadiene rubber 15-25 part, terpolymer EP rubber 7-13 part, compounded mix 65-75 part, γ-glycidyl ether oxygen propyl trimethoxy silicane 0.8-1.2 part, trimethyl trimellitate 28-32 part, tri trimellitate (2-ethylhexyl) ester 28-32 part, microencapsulated powder oil 17-23 part, zinc borate 17-23 part, aluminium hydroxide 11-13 part, dicumyl peroxide 2.5-3.5 part, 2-phenylimidazole 0.23-0.27 part, vulkacit D 0.35-0.45 part, dibutyl tin laurate 0.6-0.8 part, rare-earth stabilizer 4.3-4.7 part, antioxidant 264 0.35-0.45 part, anti-aging agent 4450.25-0.35 part, polyethylene wax 2.5-3.5 part.
3. drainage pipeline heat-and corrosion-resistant intensity height material according to claim 1 or 2, is characterized in that, in compounded mix, the weight ratio of carbon black, glass fibre, carbon modified SiClx and improved silica is 20-25:5-10:25-30:10-15.
4. drainage pipeline heat-and corrosion-resistant intensity height material according to any one of claim 1-3, is characterized in that, in compounded mix, the weight ratio of carbon black, glass fibre, carbon modified SiClx and improved silica is 22-24:7-9:26-28:11-13.
5. drainage pipeline heat-and corrosion-resistant intensity height material according to any one of claim 1-4, is characterized in that, in compounded mix, the weight ratio of carbon black, glass fibre, carbon modified SiClx and improved silica is 23:8:27:12.
6. drainage pipeline heat-and corrosion-resistant intensity height material according to any one of claim 1-5, it is characterized in that, carbon black is 200-300 order.
7. drainage pipeline heat-and corrosion-resistant intensity height material according to any one of claim 1-6, it is characterized in that, in the preparation process of carbon modified SiClx, silicon carbide being added massfraction is in the ethanolic soln of 3-4wt% vinyltrimethoxy silane, be warming up to 60-70 DEG C, with the speed insulated and stirred 6-8h of 300-400r/min, filter, washing with alcohol, dry, be crushed to 200-300 order and obtain carbon modified SiClx, wherein, the weight ratio of the ethanolic soln of silicon carbide and vinyltrimethoxy silane is 1-2:3-5.
8. drainage pipeline heat-and corrosion-resistant intensity height material according to any one of claim 1-7, it is characterized in that, in the preparation process of improved silica, silicon-dioxide being added massfraction is in the ethanolic soln of 3-4wt% vinyltrimethoxy silane, be warming up to 40-60 DEG C, with the speed insulated and stirred 3-6h of 100-300r/min, filter, washing with alcohol, dry, be crushed to 200-300 order and obtain improved silica, wherein, the weight ratio of the ethanolic soln of silicon-dioxide and vinyltrimethoxy silane is 1-2:2-3.
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Application publication date: 20160330 |