CN105542647A - Nanocomposite for PVC pipe fitting and preparation method of nanocomposite - Google Patents
Nanocomposite for PVC pipe fitting and preparation method of nanocomposite Download PDFInfo
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Abstract
The invention discloses a nanocomposite for a PVC pipe fitting. A formula of the nanocomposite is prepared from the following components in parts by weight: 45-60 parts of nano calcium carbonate, 20-35 parts of vinyl organic silicon resin, 25-30 parts of nitrocellulose with the grain diameter of 5-15 mu. m, 20-30 parts of butanol, 10-18 parts of conductive polymer resin, 6-10 parts of nano bentonite, 5-8 parts of talcum powder, 25-30 parts of polytetrafluoroethylene, 20-30 parts of polyurethane resin, 12-16 parts of sodium carboxymethylcellulose, 8-12 parts of glycerinum, 8-10 parts of linear phenolic resin and a plurality of additives. The nanocomposite for the PVC pipe fitting can form a compact and hard coating layer on the surface of the PVC pipe fitting, and has the effects of high strength, high wear resistance, high temperature resistance, corrosion resistance and ageing resistance, thus the sealing performance of the PVC pipe fitting is improved, the service life of the PVC pipe fitting is effectively prolonged, and the use scope of the PVC pipe fitting is widened.
Description
Technical field
The present invention relates to PVC pipe field of material technology, be specially a kind of PVC pipe nano composite material and preparation method thereof.
Background technology
PVC (full name Polyvinylchlorid), major ingredient is polyvinyl chloride, adds other one-tenth in addition and assigns to strengthen its thermotolerance, toughness, ductility etc.
The superiors of this surface film are paints, and middle main component is polyvinyl chloride, and orlop is back of the body coating adhesive.
Pvc pipe (UPVC pipe) hard polvinyl choride pipe, being use pressure sintering extrusion molding after being coordinated with stablizer, lubricant etc. by polyvinyl chloride (PVC) RESINS, is the plastic pipe be developed and applied the earliest.
UPVC pipe resistance to corrosion is strong, be easy to bonding, price is low, quality is hard, but owing to having UPVC monomer and additive exudation, is only applicable to delivery temperature and is no more than in the water feeding system of 45 DEG C.
A lot of PVC pipe is because weather at present, weather, and the environmental factorss such as humidity cause the storage condition high humidity of PVC pipe, moisture content penetrates into pipe fitting, cause PVC pipe to occur aging warping phenomenon, in order to solve this phenomenon, the utilization ratio improving PVC pipe becomes an important topic.
Existing PVC pipe is also not good enough in snappiness effect, greatly reduces the work-ing life of product like this.
Therefore, for solving the problem, spy provides a kind of new technical scheme to satisfy the demands.
In recent years, the research utilizing nano-substance to carry out material modification processing gets more and more, but the report being applied to PVC pipe material aspect is little, therefore we can utilize nano-substance to carry out modification to PVC pipe material, to obtaining the PVC pipe matrix material of the excellent performances such as stopping property, resistance to deterioration, erosion resistance, warpage preventing.
Summary of the invention
The technical problem to be solved in the present invention is that to overcome the intensity of existing PVC pipe material low, and the defect of wear resistance, preservative property and antioxidant effect difference, provides a kind of PVC pipe nano composite material and preparation method thereof.
In order to solve the problems of the technologies described above, the invention provides following technical scheme:
A kind of PVC pipe nano composite material, its formula comprises each component of following parts by weight:
Nano-calcium carbonate Ca45 ~ 60 part, vinyl organosilicon resin 20 ~ 35 parts, the nitrocotton of particle diameter 5-15 μm 25 ~ 30 parts, 20 ~ 30 parts, butanols, electrically conductive polymer resin 10 ~ 18 parts, nano-bentonite 6 ~ 10 parts, polyvinyl chloride (PVC) RESINS 5 ~ 8 parts, 4 ~ 8 parts, aluminum oxide, 3 ~ 5 parts, carbon fiber, nanometer silver 3 ~ 5 parts, talcum powder 5 ~ 8 parts, Graphite Powder 99 2 ~ 3 parts, tetrafluoroethylene 25 ~ 30 parts, urethane resin 20 ~ 30 parts, Xylo-Mucine 12 ~ 16 parts, glycerine 8 ~ 12 parts, lacquer resins 8 ~ 10 parts, phosphorous acid ester 3 ~ 5 parts, nanometer titanium dioxide 3 ~ 6 parts, salicylic acid phenyl ester 3 ~ 6 parts, stearic acid 2 ~ 3 parts, ASA resin 3 ~ 5 parts, polyester 1 ~ 2 part, Polyurethane Thermoplastic Elastomer 1 ~ 2 part, rosin 0.5 ~ 1 part.
Further, a kind of PVC pipe nano composite material, its formula comprises each component of following parts by weight:
Nano-calcium carbonate 50 ~ 55 parts, vinyl organosilicon resin 25 ~ 30 parts, the nitrocotton of particle diameter 5-15 μm 28 parts, 24 ~ 26 parts, butanols, electrically conductive polymer resin 12 ~ 16 parts, nano-bentonite 8 parts, polyvinyl chloride (PVC) RESINS 6 parts, 6 parts, aluminum oxide, 4 parts, carbon fiber, nanometer silver 4 parts, talcum powder 6 parts, Graphite Powder 99 2 ~ 3 parts, tetrafluoroethylene 28 parts, urethane resin 24 ~ 26 parts, Xylo-Mucine 14 parts, glycerine 10 parts, lacquer resins 8 parts, phosphorous acid ester 4 parts, nanometer titanium dioxide 5 parts, salicylic acid phenyl ester 4 ~ 6 parts, stearic acid 2 ~ 3 parts, ASA resin 4 parts, polyester 1 ~ 2 part, Polyurethane Thermoplastic Elastomer 1 ~ 2 part, rosin 0.5 ~ 1 part.
Preferably, the particle diameter of described nano-calcium carbonate is 30 ~ 50 nanometers.
Preferably, the particle diameter of described vinyl organosilicon resin is 80 ~ 100 nanometers.
A preparation method for PVC pipe nano composite material, comprises following step:
(1) add in high-speed mixer nano-bentonite, polyvinyl chloride (PVC) RESINS and aluminum oxide, Graphite Powder 99 and glycerine be warming up to 65 ~ 80 DEG C after with abundant mixing 10 ~ 15min in ultrasonic generator, then to add in nano-calcium carbonate, vinyl organosilicon resin, the nitrocotton of particle diameter 5-15 μm, butanols, electrically conductive polymer resin, nanometer silver, talcum powder continuation ultrasonic generator fully mixing 10-15min and obtain mixture I; Preferably, the power of ultrasonic generator is 1.2KW ~ 1.5KW, and 5 ~ 15 minutes time, mode of operation is service intermittent, often works 30 seconds, suspends 30 seconds;
(2) mixture I is joined in sand mill, after sand milling 20 ~ 60min, obtain mixtures II; Preferably, sand milling is less than 10um to fineness;
(3) first tetrafluoroethylene, urethane resin, Xylo-Mucine, lacquer resins, phosphorous acid ester, stearic acid, polyester, carbon fiber are joined in high-speed mixer, mixtures II is added again after mixing 10-15min, then 75-80 DEG C is warming up to, naturally cooling cooling is started after insulation 15-20min, after temperature is down to 35-40 DEG C, adds nanometer titanium dioxide, salicylic acid phenyl ester, ASA resin, Polyurethane Thermoplastic Elastomer and rosin again continues mixing 20-25min, obtain mixtures III;
(4) extrude in flakes by mixtures III at 90-100 DEG C through forcing machine, join in pulverizer after cooling fragmentation, the powder particle after pulverizing, through 180 mesh sieve, gets product.
PVC pipe nano composite material of the present invention, select nano-calcium carbonate, vinyl organosilicon resin, the nitrocotton of particle diameter 5-15 μm, butanols adds various auxiliary agent as main raw simultaneously and carries out modification to tetrafluoroethylene and urethane resin, the matrix material obtained can form the fine and close and hard coating of one deck on PVC pipe surface, play high strength, high abrasion, high temperature resistant, corrosion-resistant, anti-aging, the effect of warpage preventing, thus improve the sealing property of PVC pipe, and effectively extend the work-ing life of PVC pipe, and expand the use range of PVC pipe.
Embodiment
Below the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the present invention, is not intended to limit the present invention.
embodiment 1
A kind of PVC pipe nano composite material, its formula comprises each component of following parts by weight:
Nano-calcium carbonate Ca45 part, vinyl organosilicon resin 35 parts, the nitrocotton of particle diameter 5-15 μm 25 parts, 30 parts, butanols, electrically conductive polymer resin 10 parts, nano-bentonite 10 parts, polyvinyl chloride (PVC) RESINS 5 parts, 8 parts, aluminum oxide, 3 parts, carbon fiber, nanometer silver 5 parts, talcum powder 5 parts, Graphite Powder 99 3 parts, tetrafluoroethylene 25 parts, urethane resin 30 parts, Xylo-Mucine 12 parts, glycerine 12 parts, lacquer resins 8 parts, phosphorous acid ester 5 parts, nanometer titanium dioxide 3 parts, salicylic acid phenyl ester 6 parts, stearic acid 2 parts, ASA resin 5 parts, polyester 1 part, Polyurethane Thermoplastic Elastomer 2 parts, rosin 0.5 part.
A preparation method for PVC pipe nano composite material, comprises following step:
(1) add in high-speed mixer nano-bentonite, polyvinyl chloride (PVC) RESINS and aluminum oxide, Graphite Powder 99 and glycerine be warming up to 65 ~ 80 DEG C after with abundant mixing 10 ~ 15min in ultrasonic generator, then to add in nano-calcium carbonate, vinyl organosilicon resin, the nitrocotton of particle diameter 5-15 μm, butanols, electrically conductive polymer resin, nanometer silver, talcum powder continuation ultrasonic generator fully mixing 10-15min and obtain mixture I;
(2) mixture I is joined in sand mill, after sand milling 20 ~ 60min, obtain mixtures II;
(3) first tetrafluoroethylene, urethane resin, Xylo-Mucine, lacquer resins, phosphorous acid ester, stearic acid, polyester, carbon fiber are joined in high-speed mixer, mixtures II is added again after mixing 10-15min, then 75-80 DEG C is warming up to, naturally cooling cooling is started after insulation 15-20min, after temperature is down to 35-40 DEG C, adds nanometer titanium dioxide, salicylic acid phenyl ester, ASA resin, Polyurethane Thermoplastic Elastomer and rosin again continues mixing 20-25min, obtain mixtures III;
(4) extrude in flakes by mixtures III at 90-100 DEG C through forcing machine, join in pulverizer after cooling fragmentation, the powder particle after pulverizing, through 180 mesh sieve, gets product.
embodiment 2
A kind of PVC pipe nano composite material, its formula comprises each component of following parts by weight:
Nano-calcium carbonate 60 parts, vinyl organosilicon resin 20 parts, the nitrocotton of particle diameter 5-15 μm 30 parts, 20 parts, butanols, electrically conductive polymer resin 18 parts, nano-bentonite 6 parts, polyvinyl chloride (PVC) RESINS 8 parts, 4 parts, aluminum oxide, 5 parts, carbon fiber, nanometer silver 3 parts, talcum powder 8 parts, Graphite Powder 99 2 parts, tetrafluoroethylene 30 parts, urethane resin 20 parts, Xylo-Mucine 16 parts, glycerine 8 parts, lacquer resins 10 parts, phosphorous acid ester 3 parts, nanometer titanium dioxide 6 parts, salicylic acid phenyl ester 3 parts, stearic acid 3 parts, ASA resin 3 parts, polyester 2 parts, Polyurethane Thermoplastic Elastomer 1 part, rosin 1 part.
A preparation method for PVC pipe nano composite material, comprises following step:
(1) add in high-speed mixer nano-bentonite, polyvinyl chloride (PVC) RESINS and aluminum oxide, Graphite Powder 99 and glycerine be warming up to 65 ~ 80 DEG C after with abundant mixing 10 ~ 15min in ultrasonic generator, then to add in nano-calcium carbonate, vinyl organosilicon resin, the nitrocotton of particle diameter 5-15 μm, butanols, electrically conductive polymer resin, nanometer silver, talcum powder continuation ultrasonic generator fully mixing 10-15min and obtain mixture I; The power of ultrasonic generator is 1.2KW ~ 1.5KW, and 5 ~ 15 minutes time, mode of operation is service intermittent, often works 30 seconds, suspends 30 seconds;
(2) mixture I is joined in sand mill, after sand milling 20 ~ 60min, obtain mixtures II; Sand milling is less than 10um to fineness;
(3) first tetrafluoroethylene, urethane resin, Xylo-Mucine, lacquer resins, phosphorous acid ester, stearic acid, polyester, carbon fiber are joined in high-speed mixer, mixtures II is added again after mixing 10-15min, then 75-80 DEG C is warming up to, naturally cooling cooling is started after insulation 15-20min, after temperature is down to 35-40 DEG C, adds nanometer titanium dioxide, salicylic acid phenyl ester, ASA resin, Polyurethane Thermoplastic Elastomer and rosin again continues mixing 20-25min, obtain mixtures III;
(4) extrude in flakes by mixtures III at 90-100 DEG C through forcing machine, join in pulverizer after cooling fragmentation, the powder particle after pulverizing, through 180 mesh sieve, gets product.
embodiment 3
A kind of PVC pipe nano composite material, its formula comprises each component of following parts by weight:
Nano-calcium carbonate 55 parts, vinyl organosilicon resin 30 parts, the nitrocotton of particle diameter 5-15 μm 28 parts, 26 parts, butanols, electrically conductive polymer resin 16 parts, nano-bentonite 8 parts, polyvinyl chloride (PVC) RESINS 6 parts, 6 parts, aluminum oxide, 4 parts, carbon fiber, nanometer silver 4 parts, talcum powder 6 parts, Graphite Powder 99 3 parts, tetrafluoroethylene 28 parts, urethane resin 26 parts, Xylo-Mucine 14 parts, glycerine 10 parts, lacquer resins 8 parts, phosphorous acid ester 4 parts, nanometer titanium dioxide 5 parts, salicylic acid phenyl ester 6 parts, stearic acid 3 parts, ASA resin 4 parts, polyester 2 parts, Polyurethane Thermoplastic Elastomer 2 parts, rosin 1 part.
The particle diameter of nano-calcium carbonate is 30 ~ 50 nanometers, the particle diameter of vinyl organosilicon resin is 80 ~ 100 nanometers.
The preparation method of the PVC pipe nano composite material of the present embodiment is with embodiment 2.
embodiment 4
A kind of PVC pipe nano composite material, its formula comprises each component of following parts by weight:
Nano-calcium carbonate 50 parts, vinyl organosilicon resin 25 parts, the nitrocotton of particle diameter 5-15 μm 28 parts, 24 parts, butanols, electrically conductive polymer resin 12 parts, nano-bentonite 8 parts, polyvinyl chloride (PVC) RESINS 6 parts, 6 parts, aluminum oxide, 4 parts, carbon fiber, nanometer silver 4 parts, talcum powder 6 parts, Graphite Powder 99 2 parts, tetrafluoroethylene 28 parts, urethane resin 24 parts, Xylo-Mucine 14 parts, glycerine 10 parts, lacquer resins 8 parts, phosphorous acid ester 4 parts, nanometer titanium dioxide 5 parts, salicylic acid phenyl ester 4 parts, stearic acid 2 parts, ASA resin 4 parts, polyester 1 part, Polyurethane Thermoplastic Elastomer 1 part, rosin 0.5 part.
The particle diameter of nano-calcium carbonate is 30 ~ 50 nanometers, the particle diameter of vinyl organosilicon resin is 80 ~ 100 nanometers.
The preparation method of the PVC pipe nano composite material of the present embodiment is with embodiment 2.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.
Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a PVC pipe nano composite material, is characterized in that, its formula comprises each component of following parts by weight:
Nano-calcium carbonate Ca45 ~ 60 part, vinyl organosilicon resin 20 ~ 35 parts, the nitrocotton of particle diameter 5-15 μm 25 ~ 30 parts, 20 ~ 30 parts, butanols, electrically conductive polymer resin 10 ~ 18 parts, nano-bentonite 6 ~ 10 parts, polyvinyl chloride (PVC) RESINS 5 ~ 8 parts, 4 ~ 8 parts, aluminum oxide, 3 ~ 5 parts, carbon fiber, nanometer silver 3 ~ 5 parts, talcum powder 5 ~ 8 parts, Graphite Powder 99 2 ~ 3 parts, tetrafluoroethylene 25 ~ 30 parts, urethane resin 20 ~ 30 parts, Xylo-Mucine 12 ~ 16 parts, glycerine 8 ~ 12 parts, lacquer resins 8 ~ 10 parts, phosphorous acid ester 3 ~ 5 parts, nanometer titanium dioxide 3 ~ 6 parts, salicylic acid phenyl ester 3 ~ 6 parts, stearic acid 2 ~ 3 parts, ASA resin 3 ~ 5 parts, polyester 1 ~ 2 part, Polyurethane Thermoplastic Elastomer 1 ~ 2 part, rosin 0.5 ~ 1 part.
2. a kind of PVC pipe nano composite material as claimed in claim 1, is characterized in that, its formula comprises each component of following parts by weight:
Nano-calcium carbonate 50 ~ 55 parts, vinyl organosilicon resin 25 ~ 30 parts, the nitrocotton of particle diameter 5-15 μm 28 parts, 24 ~ 26 parts, butanols, electrically conductive polymer resin 12 ~ 16 parts, nano-bentonite 8 parts, polyvinyl chloride (PVC) RESINS 6 parts, 6 parts, aluminum oxide, 4 parts, carbon fiber, nanometer silver 4 parts, talcum powder 6 parts, Graphite Powder 99 2 ~ 3 parts, tetrafluoroethylene 28 parts, urethane resin 24 ~ 26 parts, Xylo-Mucine 14 parts, glycerine 10 parts, lacquer resins 8 parts, phosphorous acid ester 4 parts, nanometer titanium dioxide 5 parts, salicylic acid phenyl ester 4 ~ 6 parts, stearic acid 2 ~ 3 parts, ASA resin 4 parts, polyester 1 ~ 2 part, Polyurethane Thermoplastic Elastomer 1 ~ 2 part, rosin 0.5 ~ 1 part.
3. a kind of PVC pipe nano composite material as described in any one of claim 1 or 2, is characterized in that, the particle diameter of described nano-calcium carbonate is 30 ~ 50 nanometers.
4. a kind of PVC pipe nano composite material as described in any one of claim 1 or 2, is characterized in that, the particle diameter of described vinyl organosilicon resin is 80 ~ 100 nanometers.
5. a preparation method for the PVC pipe nano composite material as described in any one of claim 1 or 2, is characterized in that, comprise following step:
(1) add in high-speed mixer nano-bentonite, polyvinyl chloride (PVC) RESINS and aluminum oxide, Graphite Powder 99 and glycerine be warming up to 65 ~ 80 DEG C after with abundant mixing 10 ~ 15min in ultrasonic generator, then to add in nano-calcium carbonate, vinyl organosilicon resin, the nitrocotton of particle diameter 5-15 μm, butanols, electrically conductive polymer resin, nanometer silver, talcum powder continuation ultrasonic generator fully mixing 10-15min and obtain mixture I;
(2) mixture I is joined in sand mill, after sand milling 20 ~ 60min, obtain mixtures II;
(3) first tetrafluoroethylene, urethane resin, Xylo-Mucine, lacquer resins, phosphorous acid ester, stearic acid, polyester, carbon fiber are joined in high-speed mixer, mixtures II is added again after mixing 10-15min, then 75-80 DEG C is warming up to, naturally cooling cooling is started after insulation 15-20min, after temperature is down to 35-40 DEG C, adds nanometer titanium dioxide, salicylic acid phenyl ester, ASA resin, Polyurethane Thermoplastic Elastomer and rosin again continues mixing 20-25min, obtain mixtures III;
(4) extrude in flakes by mixtures III at 90-100 DEG C through forcing machine, join in pulverizer after cooling fragmentation, the powder particle after pulverizing, through 180 mesh sieve, gets product.
6. the preparation method of a kind of PVC pipe nano composite material as claimed in claim 1 as claimed in claim 5, it is characterized in that, in step 1), the power of ultrasonic generator is 1.2KW ~ 1.5KW, 5 ~ 15 minutes time, mode of operation is service intermittent, often work 30 seconds, suspend 30 seconds.
7. the preparation method of a kind of PVC pipe nano composite material as claimed in claim 1 as claimed in claim 5, is characterized in that, in step 2) medium sand is milled to fineness and is less than 10um.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106674798A (en) * | 2016-11-22 | 2017-05-17 | 孙祎 | Method for preparing antibacterial plastic by nanometer silver-loaded carbon fiber |
| CN107904948A (en) * | 2017-11-27 | 2018-04-13 | 江苏高盛高分子新材料有限公司 | A kind of high-strength high-modulus polyethylene fiber and its manufacturing process |
| CN108420139A (en) * | 2018-04-03 | 2018-08-21 | 浙江舜浦工艺美术品股份有限公司 | The preparation method of straw hat |
| CN108912997A (en) * | 2018-08-25 | 2018-11-30 | 合肥卓汇新材料科技有限公司 | A kind of high viscosity petroleum pipeline anti-corrosive thermal insulation material |
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| CN103739997A (en) * | 2013-12-23 | 2014-04-23 | 青岛优维奥信息技术有限公司 | High-strength PVC (polyvinyl chloride) plastic pipe |
| CN104592694A (en) * | 2015-01-04 | 2015-05-06 | 和县科嘉阀门铸造有限公司 | Nano calcium carbonate modified polytetrafluoroethylene composite material for sealing valve |
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| CN103739997A (en) * | 2013-12-23 | 2014-04-23 | 青岛优维奥信息技术有限公司 | High-strength PVC (polyvinyl chloride) plastic pipe |
| CN104592694A (en) * | 2015-01-04 | 2015-05-06 | 和县科嘉阀门铸造有限公司 | Nano calcium carbonate modified polytetrafluoroethylene composite material for sealing valve |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106674798A (en) * | 2016-11-22 | 2017-05-17 | 孙祎 | Method for preparing antibacterial plastic by nanometer silver-loaded carbon fiber |
| CN107904948A (en) * | 2017-11-27 | 2018-04-13 | 江苏高盛高分子新材料有限公司 | A kind of high-strength high-modulus polyethylene fiber and its manufacturing process |
| CN108420139A (en) * | 2018-04-03 | 2018-08-21 | 浙江舜浦工艺美术品股份有限公司 | The preparation method of straw hat |
| CN108912997A (en) * | 2018-08-25 | 2018-11-30 | 合肥卓汇新材料科技有限公司 | A kind of high viscosity petroleum pipeline anti-corrosive thermal insulation material |
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