CN104194194A - Special-purpose filler for oxidization-resistant wear-resisting PVC (polyvinyl chloride) tube and preparation method for special-purpose fertilizer - Google Patents
Special-purpose filler for oxidization-resistant wear-resisting PVC (polyvinyl chloride) tube and preparation method for special-purpose fertilizer Download PDFInfo
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- CN104194194A CN104194194A CN201410366409.5A CN201410366409A CN104194194A CN 104194194 A CN104194194 A CN 104194194A CN 201410366409 A CN201410366409 A CN 201410366409A CN 104194194 A CN104194194 A CN 104194194A
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Abstract
The invention discloses a special-purpose filler for an oxidization-resistant wear-resisting PVC (polyvinyl chloride) tube. The special-purpose filler is prepared from the following raw materials in parts by weight: 1-2 parts of polysiloxane, 1-1.4 parts of sodium tripolyphosphate, 2-3 parts of chromium oxide, 3-5 parts of nano corundum powder, 3-5 parts of high-bauxite powder, 3-5 parts of cyanite powder, 1-2 parts of calcium stearate, 1-2 parts of calcium ricinoleate, 0.1-0.2 part of polyoxyethylene laurate, 1-2 parts of zinc stearate, 1-2 parts of zinc diricinoleate, 3-4 parts of an antioxidant, 3-5 parts of bentonite, 80-85 parts of light calcium carbonate, 13-16 parts of auxiliaries, an appropriate amount of water, and an appropriate amount of 2-3% hydrochloric acid solution. The special-purpose filler is uniform in surface modification, unlikely to agglomerate, good in hydrophobic effect and good in compatibility with PVC. The nano corundum powder and the high-bauxite powder are added, so that the heat resistance, the corrosion resistance and the wear resistance of the PVC are increased; zinc stearate, zinc diricinoleate and the antioxidant are added, so that the thermal stability and the ageing resistance of the PVC can be increased. The auxiliaries can be used for increasing wettability of the calcium carbonate in PVC, so that the defects of the PVC are reduced.
Description
Technical field
The invention belongs to field of plastics processing, particularly a kind of resistance to oxidation wear-resisting PVC pipe filler special and preparation method thereof.
Background technology
Calcium carbonate is a kind of mineral filler being widely used, may be used in plastics, rubber item, coating, sizing agent etc., light calcium carbonate particularly, stability to PVC plastics size has great role, the hardness of goods can be improved, surface luster and the profile pattern of goods can also be improved.In general PVC plastics, adding calcium carbonate thermotolerance can improve, and because calcium carbonate whiteness is more than 90%, can also replaces expensive white pigment and play certain whitening effect.But the wetting ability of calcium carbonate is strong, if do not carry out surface modification, poor with the consistency of polymeric matrix in the course of processing of polymer product, be very easy to reunite, even because reunite, form textural defect, so calcium carbonate particles in being applied to polymer materials before, must be to its modifying surface, complete by wetting ability to oil loving suitable transformation.
At present, the surface modification of calcium carbonate is mainly contained to two approach both at home and abroad, 1. make fine particles or ultra micro refinement; 2. improve the surface property of calcium carbonate, it is changed to Organic by inorganic nature, improve the consistency with organic polymer.Yet the calcium carbonate of miniaturization is easily reunited, and cannot change the performance of its surface hydrophilic oleophobic.The surface modification of calcium carbonate comprises local reaction modification and surface coating modification, the modes such as high energy surface modification and mechanochemical modification, but PVC plastics industry is rapid at present, people constantly increase the demand of matrix material, calcium carbonate surface modifying has become one of deep process technology, thereby further improve a series of performances such as oil absorbency, dispersiveness, dimensional stability, thermotolerance, wear resistance, water tolerance, flame retardant resistance, mildew resistance of calcium carbonate, to meet the PVC plastics industry of continuous progress.
Summary of the invention
The object of the present invention is to provide a kind of resistance to oxidation wear-resisting PVC pipe filler special and preparation method thereof, this stuffing surface modification is even, be difficult for reuniting, hydrophobic effect is good, good with the consistency of PVC, increase resistance toheat, erosion resistance and the wear resisting property of PVC, can increase thermostability and the ageing-resistant performance of PVC.
Technical scheme of the present invention is as follows:
A resistance to oxidation wear-resisting PVC pipe filler special, is characterized in that being made by the raw material of following weight part: polysiloxane 1-2, tripoly phosphate sodium STPP 1-1.4, chromic oxide 2-3, nano-corundum powder 3-5, alumine powder 3-5, aquamaine stone flour 3-5, calcium stearate 1-2, ricinolic acid calcium 1-2, lauric acid polyoxyethylene ester 0.1-0.2, Zinic stearas 1-2, zinc ricinate 1-2, oxidation inhibitor 3-4, wilkinite 3-5, light calcium carbonate 80-85, auxiliary agent 13-16, water is appropriate, 2-3% hydrochloric acid soln is appropriate;
Described auxiliary agent is made by the raw material of following weight part: sodium stearate 0.04-0.06, sodium carbonate 0.01-0.03, sodium bicarbonate 0.02-0.03, benzene emulsion 0.4-0.5, dioctyl maleate 2-3, polyolefin elastomer 0.1-0.2, ethylene-vinyl acetate copolymer 0.1-0.2, carclazyte 3-5, cocoanut fatty acid diethanolamide 0.01-0.02, E-12 epoxy resin 0.1-0.2, glycol ether 0.2-0.3, Ethylene glycol dimethacrylate 0.3-0.4, spherex 0.4-0.6, water 8-11, preparation method is: polyolefin elastomer, ethylene-vinyl acetate copolymer, dioctyl maleate, E-12 epoxy resin, glycol ether, Ethylene glycol dimethacrylate are mixed, stir, make recombiner, benzene emulsion, sodium stearate, sodium carbonate, sodium bicarbonate, cocoanut fatty acid diethanolamide are added to the water, be heated to 60-70 ℃, stir, add carclazyte, spherex, stir 20-30 minute, ovendry power is broken into carclazyte powder, then adds recombiner, dispersion grinding 20-30 minute, standing under room temperature, slowly infiltrate into described carclazyte powder surface to recombiner, redispersion grinds to form the particle of 2-50 μ m, obtains.
The preparation method of described resistance to oxidation wear-resisting PVC pipe filler special, is characterized in that comprising the following steps:
(1) alumine powder, aquamaine stone flour, wilkinite are sent in calcining furnace, at 800-900 ℃, calcined 2-3 hour, take out and pulverize, cross 100 mesh sieves, then add 2-3 2-3% hydrochloric acid soln doubly, be heated to 50-70 ℃, stir 10-20 minute, filter, obtain filter residue, pickling is once more as stated above, be washed to again neutrality, filter, dry, obtain particle;
(2) particle nano-corundum powder, light calcium carbonate, lauric acid polyoxyethylene ester and (1) step being obtained mixes, and adds in the water of 2-3 times of weight part, under 3000-4000 rev/min, stirs 10-15 minute, obtains mixture;
(3) other remaining component mixed grindings are disperseed to 15-20 minute, join again in the material that (2) step obtains, be heated to 80-90 ℃, under 9000-12000 rev/min, stir 30-40 minute, under 1000-1500 rev/min, stir 20-30 minute again, spraying is dry, is ground into the particle of 2-50 μ m, obtains.
Beneficial effect of the present invention
Stuffing surface modification of the present invention is even, is difficult for reuniting, and hydrophobic effect is good, good with the consistency of PVC; By adding nano-corundum powder, alumine powder, increased resistance toheat, erosion resistance and the wear resisting property of PVC; By adding Zinic stearas, zinc ricinate, oxidation inhibitor, can increase thermostability and the ageing-resistant performance of PVC.Auxiliary agent of the present invention can increase the wetting property of calcium carbonate in PVC, has reduced the defect of PVC.
Embodiment
A resistance to oxidation wear-resisting PVC pipe filler special, by following weight part (kilogram) raw material make: polysiloxane 1.5, tripoly phosphate sodium STPP 1.3, chromic oxide 2.5, nano-corundum powder 4, alumine powder 4, aquamaine stone flour 4, calcium stearate 1.5, ricinolic acid calcium 1.5, lauric acid polyoxyethylene ester 0.1, Zinic stearas 1.5, zinc ricinate 1.5, oxidation inhibitor 3.5, wilkinite 4, light calcium carbonate 83, auxiliary agent 14, water are appropriate, 2.5% hydrochloric acid soln is appropriate;
Described auxiliary agent by following weight part (kilogram) raw material make: sodium stearate 0.05, sodium carbonate 0.02, sodium bicarbonate 0.02, benzene emulsion 0.4, dioctyl maleate 2.5, polyolefin elastomer 0.1, ethylene-vinyl acetate copolymer 0.1, carclazyte 4, cocoanut fatty acid diethanolamide 0.01, E-12 epoxy resin 0.1, glycol ether 0.2, Ethylene glycol dimethacrylate 0.3, spherex 0.5, water 9; Preparation method is: polyolefin elastomer, ethylene-vinyl acetate copolymer, dioctyl maleate, E-12 epoxy resin, glycol ether, Ethylene glycol dimethacrylate are mixed, stir, make recombiner; Benzene emulsion, sodium stearate, sodium carbonate, sodium bicarbonate, cocoanut fatty acid diethanolamide are added to the water, be heated to 65 ℃, stir, add carclazyte, spherex, stir 25 minutes, ovendry power is broken into carclazyte powder, then adds recombiner, dispersion grinding 25 minutes, standing under room temperature, slowly infiltrate into described carclazyte powder surface to recombiner, redispersion grinds to form the particle of 2-50 μ m, obtains.
The preparation method of described resistance to oxidation wear-resisting PVC pipe filler special, comprises the following steps:
(1) alumine powder, aquamaine stone flour, wilkinite are sent in calcining furnace, at 850 ℃, calcined 2.5 hours, take out and pulverize, cross 100 mesh sieves, then add 2.5% hydrochloric acid soln of 2.5 times, be heated to 60 ℃, stir 15 minutes, filter, obtain filter residue, pickling is once more as stated above, be washed to again neutrality, filter, dry, obtain particle;
(2) particle nano-corundum powder, light calcium carbonate, lauric acid polyoxyethylene ester and (1) step being obtained mixes, and adds in the water of 2.5 times of weight parts, stirs 13 minutes under 3500 revs/min, obtains mixture;
(3) other remaining component mixed grindings are disperseed 18 minutes, then join in the material that (2) step obtains, be heated to 85 ℃, under 10000 revs/min, stir 35 minutes, then under 1300 revs/min, stir 25 minutes, spraying is dry, the particle that is ground into 2-50 μ m, obtains.
Experimental data:
The oil-absorption(number) of the present embodiment filler is 36mL/100g, with the contact angle of water be 90 °.This filler is used for producing hard PVC test piece, and addition is 20%, and the performance test results is: yield strength 52.765Mpa, breaking tenacity is 45.343Mpa, elongation at break 102%, Young's modulus 2675.34Mpa.
This filler is used for producing flexible PVC test piece, and addition is 20%, and the performance test results is: yield strength 5.87Mpa, breaking tenacity is 6.98Mpa, elongation at break 112%, Young's modulus 65.4Mpa.
Can find out the PVC excellent material performance that this filler obtains.
Claims (2)
1. a resistance to oxidation wear-resisting PVC pipe filler special, is characterized in that being made by the raw material of following weight part: polysiloxane 1-2, tripoly phosphate sodium STPP 1-1.4, chromic oxide 2-3, nano-corundum powder 3-5, alumine powder 3-5, aquamaine stone flour 3-5, calcium stearate 1-2, ricinolic acid calcium 1-2, lauric acid polyoxyethylene ester 0.1-0.2, Zinic stearas 1-2, zinc ricinate 1-2, oxidation inhibitor 3-4, wilkinite 3-5, light calcium carbonate 80-85, auxiliary agent 13-16, water is appropriate, 2-3% hydrochloric acid soln is appropriate;
Described auxiliary agent is made by the raw material of following weight part: sodium stearate 0.04-0.06, sodium carbonate 0.01-0.03, sodium bicarbonate 0.02-0.03, benzene emulsion 0.4-0.5, dioctyl maleate 2-3, polyolefin elastomer 0.1-0.2, ethylene-vinyl acetate copolymer 0.1-0.2, carclazyte 3-5, cocoanut fatty acid diethanolamide 0.01-0.02, E-12 epoxy resin 0.1-0.2, glycol ether 0.2-0.3, Ethylene glycol dimethacrylate 0.3-0.4, spherex 0.4-0.6, water 8-11, preparation method is: polyolefin elastomer, ethylene-vinyl acetate copolymer, dioctyl maleate, E-12 epoxy resin, glycol ether, Ethylene glycol dimethacrylate are mixed, stir, make recombiner, benzene emulsion, sodium stearate, sodium carbonate, sodium bicarbonate, cocoanut fatty acid diethanolamide are added to the water, be heated to 60-70 ℃, stir, add carclazyte, spherex, stir 20-30 minute, ovendry power is broken into carclazyte powder, then adds recombiner, dispersion grinding 20-30 minute, standing under room temperature, slowly infiltrate into described carclazyte powder surface to recombiner, redispersion grinds to form the particle of 2-50 μ m, obtains.
2. the preparation method of resistance to oxidation wear-resisting PVC pipe filler special according to claim 1, is characterized in that comprising the following steps:
(1) alumine powder, aquamaine stone flour, wilkinite are sent in calcining furnace, at 800-900 ℃, calcined 2-3 hour, take out and pulverize, cross 100 mesh sieves, then add 2-3 2-3% hydrochloric acid soln doubly, be heated to 50-70 ℃, stir 10-20 minute, filter, obtain filter residue, pickling is once more as stated above, be washed to again neutrality, filter, dry, obtain particle;
(2) particle nano-corundum powder, light calcium carbonate, lauric acid polyoxyethylene ester and (1) step being obtained mixes, and adds in the water of 2-3 times of weight part, under 3000-4000 rev/min, stirs 10-15 minute, obtains mixture;
(3) other remaining component mixed grindings are disperseed to 15-20 minute, join again in the material that (2) step obtains, be heated to 80-90 ℃, under 9000-12000 rev/min, stir 30-40 minute, under 1000-1500 rev/min, stir 20-30 minute again, spraying is dry, is ground into the particle of 2-50 μ m, obtains.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410366409.5A CN104194194A (en) | 2014-07-29 | 2014-07-29 | Special-purpose filler for oxidization-resistant wear-resisting PVC (polyvinyl chloride) tube and preparation method for special-purpose fertilizer |
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| CN201410366409.5A CN104194194A (en) | 2014-07-29 | 2014-07-29 | Special-purpose filler for oxidization-resistant wear-resisting PVC (polyvinyl chloride) tube and preparation method for special-purpose fertilizer |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105419154A (en) * | 2015-11-27 | 2016-03-23 | 蚌埠海明压铸机有限公司 | Heat-resistant modified plastic |
| CN106317464A (en) * | 2015-06-30 | 2017-01-11 | 青阳县磊鑫粉业有限责任公司 | High-dispersivity calcium carbonate filler and preparation method thereof |
| CN108084346A (en) * | 2016-11-21 | 2018-05-29 | 宜兴市帝洲新能源科技有限公司 | A kind of separator material of office appliance |
| CN108329629A (en) * | 2018-02-25 | 2018-07-27 | 柴迪汉 | A kind of polyvinyl chloride-based wear resistant filler and preparation method thereof |
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| CN1668677A (en) * | 2002-07-12 | 2005-09-14 | 西安大略大学 | Fluidization additives to fine powders |
| CN101824263A (en) * | 2010-04-09 | 2010-09-08 | 常熟华冶薄板有限公司 | Chameleon coating, use method thereof on colored coating steel plate and colored coating steel plate |
| CN102408722A (en) * | 2011-10-10 | 2012-04-11 | 北京天山新材料技术股份有限公司 | Novel bi-component dealcoholization type silicon rubber sealant and preparation method thereof |
| CN102504545A (en) * | 2011-12-02 | 2012-06-20 | 海龙核材科技（江苏）有限公司 | High-density fire-proof silicone rubber and preparation method thereof |
| CN103772849A (en) * | 2014-01-04 | 2014-05-07 | 安徽雪城超细碳酸钙有限公司 | Flame-retardant zinc stearate modified calcium carbonate filler |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1668677A (en) * | 2002-07-12 | 2005-09-14 | 西安大略大学 | Fluidization additives to fine powders |
| CN101824263A (en) * | 2010-04-09 | 2010-09-08 | 常熟华冶薄板有限公司 | Chameleon coating, use method thereof on colored coating steel plate and colored coating steel plate |
| CN102408722A (en) * | 2011-10-10 | 2012-04-11 | 北京天山新材料技术股份有限公司 | Novel bi-component dealcoholization type silicon rubber sealant and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106317464A (en) * | 2015-06-30 | 2017-01-11 | 青阳县磊鑫粉业有限责任公司 | High-dispersivity calcium carbonate filler and preparation method thereof |
| CN105419154A (en) * | 2015-11-27 | 2016-03-23 | 蚌埠海明压铸机有限公司 | Heat-resistant modified plastic |
| CN108084346A (en) * | 2016-11-21 | 2018-05-29 | 宜兴市帝洲新能源科技有限公司 | A kind of separator material of office appliance |
| CN108329629A (en) * | 2018-02-25 | 2018-07-27 | 柴迪汉 | A kind of polyvinyl chloride-based wear resistant filler and preparation method thereof |
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Application publication date: 20141210 |
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