CN112625324A - Anti-aging antibacterial PE water supply pipe - Google Patents
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- CN112625324A CN112625324A CN202011383636.0A CN202011383636A CN112625324A CN 112625324 A CN112625324 A CN 112625324A CN 202011383636 A CN202011383636 A CN 202011383636A CN 112625324 A CN112625324 A CN 112625324A
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- C08J2433/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
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Abstract
The invention discloses an anti-aging antibacterial PE water supply pipe, and particularly relates to the field of pipes, wherein the pipe comprises the following raw materials in parts by weight: 90-100 parts of high-density polyethylene, 6-8 parts of a filler, 0.1-0.3 part of a plasticizer, 2-4 parts of a stabilizer, 2-4 parts of sodium polyacrylate, 0.1-0.3 part of a flame retardant, 0.1-0.3 part of a foaming agent, 1-3 parts of nano-silver-loaded antibacterial powder and 3-5 parts of a modification auxiliary agent, wherein the filler is one of glass fiber, diatomite, asbestos and carbon black, and the plasticizer is one of di (2-ethylhexyl) phthalate, dibutyl phthalate and diethyl phthalate. The antibacterial performance of the PE water supply pipe in the use process can be effectively improved by adding the nano-silver-loaded antibacterial powder, the raw materials of the nano-silver-loaded antibacterial powder are easy to obtain, the preparation method is simple, the cost is low, the industrialization is easy, and the product is convenient to store and apply, so that the production and processing of the PE water supply pipe are facilitated.
Description
Technical Field
The invention relates to the technical field of pipes, in particular to an anti-aging antibacterial PE water supply pipe.
Background
Since the application of plastic pipes such as PE in the last century, the performance is continuously improved after decades of development. The PE water supply pipe has the advantages of good sanitary performance, excellent corrosion resistance and long service life, the PE material is an inert material, can resist the corrosion of a plurality of chemicals except a small amount of strong oxidant, and is low in living energy consumption, small in water flow resistance, light in weight, simple and rapid in installation, long in service life, low in manufacturing cost, good in heat insulation performance and the like compared with other water supply pipes, and the rapid development is rapidly achieved in municipal pipe network construction.
Water supply pipes in China also go through the stages of single quality, low sanitary standard and slow development. At present, the quality requirements of pipelines in recent years in China are more and more strict, and the development of the technology of the pipes and accessories is quite important. A great deal of effort and capital is invested in research. Over the years of research, researchers have found that there are currently: 1. the secondary pollution of the pipeline material to the water quality in the pipeline is seriously influenced; 2. the pipe network construction is not standard, so that the service life of the pipe network is shortened, and the pipe explosion phenomenon often occurs; 3. the whole service life of the pipe network is short, and the aging is accelerated.
At present, water supply pipes on the market mainly comprise metal pipes and nonmetal pipes, wherein the representative water supply pipe is a PE water supply pipe, and the PE water supply pipe rapidly occupies the market due to the advantages of light weight, smooth inner and outer walls, corrosion resistance, good sealing property and the like. But the antibacterial effect of the PE water supply pipe in the using process is not ideal, so that bacteria are easy to breed when water is accumulated in the pipeline for a long time.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide an anti-aging and anti-bacterial PE water supply pipe to solve the above-mentioned problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: an anti-aging antibacterial PE water supply pipe comprises the following raw materials in parts by weight:
90-100 parts of high-density polyethylene, 6-8 parts of filler, 0.1-0.3 part of plasticizer, 2-4 parts of stabilizer, 2-4 parts of sodium polyacrylate, 0.1-0.3 part of flame retardant, 0.1-0.3 part of foaming agent, 1-3 parts of nano-silver-loaded antibacterial powder and 3-5 parts of modifying assistant.
Further, the filler is one of glass fiber, diatomite, asbestos and carbon black.
Further, the plasticizer is one of di (2-ethylhexyl) phthalate, dibutyl phthalate and diethyl phthalate.
Further, the stabilizer is one of zinc stearate, calcium stearate, magnesium stearate, aluminum stearate and barium stearate.
Further, the flame retardant is one of tributyl phosphate, tri (2-ethylhexyl) phosphate, tricresyl phosphate, triphenyl phosphate, aluminum hydroxide, magnesium hydroxide and borate.
Further, the foaming agent is one of sodium dodecyl sulfate, fatty alcohol-polyoxyethylene ether sodium sulfate, rosin soap foaming agent and pulp waste liquid.
Further, the modification auxiliary agent is one of a silane coupling agent, a titanate coupling agent or an aluminate coupling agent.
The invention has the technical effects and advantages that:
the antibacterial performance of the PE water supply pipe in the use process can be effectively improved by adding the nano-silver-loaded antibacterial powder, the raw materials of the nano-silver-loaded antibacterial powder are easy to obtain, the preparation method is simple, the cost is low, the industrialization is easy, and the product is convenient to store and apply, so that the production and processing of the PE water supply pipe are facilitated.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. Based on the invention
The invention provides an anti-aging antibacterial PE water supply pipe which comprises the following raw materials in parts by weight:
90-100 parts of high-density polyethylene, 6-8 parts of filler, 0.1-0.3 part of plasticizer, 2-4 parts of stabilizer, 2-4 parts of sodium polyacrylate, 0.1-0.3 part of flame retardant, 0.1-0.3 part of foaming agent, 1-3 parts of nano-silver-loaded antibacterial powder and 3-5 parts of modifying assistant.
The filler is one of glass fiber, diatomite, asbestos and carbon black, the plasticizer is one of di (2-ethylhexyl) phthalate, dibutyl phthalate and diethyl phthalate, the stabilizer is one of zinc stearate, calcium stearate, magnesium stearate, aluminum stearate and barium stearate, the flame retardant is one of tributyl phosphate, tri (2-ethylhexyl) phosphate, tricresyl phosphate, triphenyl phosphate, aluminum hydroxide, magnesium hydroxide and borate, the foaming agent is one of sodium dodecyl sulfate, fatty alcohol polyoxyethylene ether sulfate, rosin soap foaming agent and pulp waste liquid, and the modification auxiliary agent is one of a silane coupling agent, a titanate coupling agent or an aluminate coupling agent.
The preparation method of the anti-aging antibacterial PE water supply pipe comprises the following steps:
adding an ultrafine carrier into a silver nitrate aqueous solution with the mass percentage concentration of 0.01-5.0%, ultrasonically oscillating for 0.5-4 hours, adding a surface auxiliary agent aqueous solution with the concentration of 0.01-5.0%, adding a hydrazine hydrate aqueous solution with the concentration of 0.001-1.0% while stirring, continuously stirring for 10-30 minutes to obtain a solution containing nano-silver-loaded powder, and separating, washing and drying to obtain nano-silver-loaded antibacterial powder with the silver content of 0.1-20%; and then mixing the low-density polyethylene with a silane coupling agent, stirring at a constant temperature of 50-60 ℃ for 20-30 minutes, cooling to normal temperature, mixing with the premix, then mixing the rest raw materials, feeding into a kneader, kneading at 70-80 ℃, discharging, cooling to normal temperature, adding into a parallel co-rotating twin-screw extruder for extrusion, and molding in a mold to obtain the anti-aging antibacterial PE water supply pipe.
Example 1
An anti-aging antibacterial PE water supply pipe comprises the following raw materials in parts by weight:
90 parts of high-density polyethylene, 6 parts of filler, 0.1 part of plasticizer, 2 parts of stabilizer, 2 parts of sodium polyacrylate, 0.1 part of flame retardant, 0.1 part of foaming agent, 1 part of nano-silver-loaded antibacterial powder and 3 parts of modifying assistant.
The filler is one of glass fiber, diatomite, asbestos and carbon black, the plasticizer is one of di (2-ethylhexyl) phthalate, dibutyl phthalate and diethyl phthalate, the stabilizer is one of zinc stearate, calcium stearate, magnesium stearate, aluminum stearate and barium stearate, the flame retardant is one of tributyl phosphate, tri (2-ethylhexyl) phosphate, tricresyl phosphate, triphenyl phosphate, aluminum hydroxide, magnesium hydroxide and borate, the foaming agent is one of sodium dodecyl sulfate, fatty alcohol polyoxyethylene ether sulfate, rosin soap foaming agent and pulp waste liquid, and the modification auxiliary agent is one of a silane coupling agent, a titanate coupling agent or an aluminate coupling agent.
The preparation method of the anti-aging antibacterial PE water supply pipe comprises the following steps:
adding an ultrafine carrier into a silver nitrate aqueous solution with the mass percentage concentration of 0.01-5.0%, ultrasonically oscillating for 0.5-4 hours, adding a surface auxiliary agent aqueous solution with the concentration of 0.01-5.0%, adding a hydrazine hydrate aqueous solution with the concentration of 0.001-1.0% while stirring, continuously stirring for 10-30 minutes to obtain a solution containing nano-silver-loaded powder, and separating, washing and drying to obtain nano-silver-loaded antibacterial powder with the silver content of 0.1-20%; and then mixing the low-density polyethylene with a silane coupling agent, stirring at a constant temperature of 50-60 ℃ for 20-30 minutes, cooling to normal temperature, mixing with the premix, then mixing the rest raw materials, feeding into a kneader, kneading at 70-80 ℃, discharging, cooling to normal temperature, adding into a parallel co-rotating twin-screw extruder for extrusion, and molding in a mold to obtain the anti-aging antibacterial PE water supply pipe.
Example 2
An anti-aging antibacterial PE water supply pipe comprises the following raw materials in parts by weight:
100 parts of high-density polyethylene, 8 parts of filler, 0.3 part of plasticizer, 4 parts of stabilizer, 4 parts of sodium polyacrylate, 0.3 part of flame retardant, 0.3 part of foaming agent, 3 parts of nano-silver-loaded antibacterial powder and 5 parts of modification assistant.
The filler is one of glass fiber, diatomite, asbestos and carbon black, the plasticizer is one of di (2-ethylhexyl) phthalate, dibutyl phthalate and diethyl phthalate, the stabilizer is one of zinc stearate, calcium stearate, magnesium stearate, aluminum stearate and barium stearate, the flame retardant is one of tributyl phosphate, tri (2-ethylhexyl) phosphate, tricresyl phosphate, triphenyl phosphate, aluminum hydroxide, magnesium hydroxide and borate, the foaming agent is one of sodium dodecyl sulfate, fatty alcohol polyoxyethylene ether sulfate, rosin soap foaming agent and pulp waste liquid, and the modification auxiliary agent is one of a silane coupling agent, a titanate coupling agent or an aluminate coupling agent.
The preparation method of the anti-aging antibacterial PE water supply pipe comprises the following steps:
adding an ultrafine carrier into a silver nitrate aqueous solution with the mass percentage concentration of 0.01-5.0%, ultrasonically oscillating for 0.5-4 hours, adding a surface auxiliary agent aqueous solution with the concentration of 0.01-5.0%, adding a hydrazine hydrate aqueous solution with the concentration of 0.001-1.0% while stirring, continuously stirring for 10-30 minutes to obtain a solution containing nano-silver-loaded powder, and separating, washing and drying to obtain nano-silver-loaded antibacterial powder with the silver content of 0.1-20%; and then mixing the low-density polyethylene with a silane coupling agent, stirring at a constant temperature of 50-60 ℃ for 20-30 minutes, cooling to normal temperature, mixing with the premix, then mixing the rest raw materials, feeding into a kneader, kneading at 70-80 ℃, discharging, cooling to normal temperature, adding into a parallel co-rotating twin-screw extruder for extrusion, and molding in a mold to obtain the anti-aging antibacterial PE water supply pipe.
Example 3
An anti-aging antibacterial PE water supply pipe comprises the following raw materials in parts by weight:
95 parts of high-density polyethylene, 7 parts of filler, 0.2 part of plasticizer, 3 parts of stabilizer, 3 parts of sodium polyacrylate, 0.2 part of flame retardant, 0.2 part of foaming agent, 2 parts of nano-silver-loaded antibacterial powder and 4 parts of modifying assistant.
The filler is one of glass fiber, diatomite, asbestos and carbon black, the plasticizer is one of di (2-ethylhexyl) phthalate, dibutyl phthalate and diethyl phthalate, the stabilizer is one of zinc stearate, calcium stearate, magnesium stearate, aluminum stearate and barium stearate, the flame retardant is one of tributyl phosphate, tri (2-ethylhexyl) phosphate, tricresyl phosphate, triphenyl phosphate, aluminum hydroxide, magnesium hydroxide and borate, the foaming agent is one of sodium dodecyl sulfate, fatty alcohol polyoxyethylene ether sulfate, rosin soap foaming agent and pulp waste liquid, and the modification auxiliary agent is one of a silane coupling agent, a titanate coupling agent or an aluminate coupling agent.
The preparation method of the anti-aging antibacterial PE water supply pipe comprises the following steps:
adding an ultrafine carrier into a silver nitrate aqueous solution with the mass percentage concentration of 0.01-5.0%, ultrasonically oscillating for 0.5-4 hours, adding a surface auxiliary agent aqueous solution with the concentration of 0.01-5.0%, adding a hydrazine hydrate aqueous solution with the concentration of 0.001-1.0% while stirring, continuously stirring for 10-30 minutes to obtain a solution containing nano-silver-loaded powder, and separating, washing and drying to obtain nano-silver-loaded antibacterial powder with the silver content of 0.1-20%; and then mixing the low-density polyethylene with a silane coupling agent, stirring at a constant temperature of 50-60 ℃ for 20-30 minutes, cooling to normal temperature, mixing with the premix, then mixing the rest raw materials, feeding into a kneader, kneading at 70-80 ℃, discharging, cooling to normal temperature, adding into a parallel co-rotating twin-screw extruder for extrusion, and molding in a mold to obtain the anti-aging antibacterial PE water supply pipe.
The anti-aging antibacterial PE water supply pipes 1-3 prepared in the above embodiments are respectively added in different amounts to prepare samples, and then are subjected to comparison evaluation and analysis, and the absorption evaluation effect monitoring is performed on six indexes of the anti-aging antibacterial PE water supply pipe, such as hydraulic test, longitudinal shrinkage, elongation at break, body tensile yield strength, bending strength and antibacterial rate, under the same conditions; the monitoring results are shown in table 1 below:
table 1 is a table of the effect of smoking samples made of different parts by weight of the materials used for the anti-aging antibacterial PE water supply pipes 1-3 under the same conditions.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (7)
1. An anti-aging antibacterial PE water supply pipe is characterized by comprising the following raw materials in parts by weight:
90-100 parts of high-density polyethylene, 6-8 parts of filler, 0.1-0.3 part of plasticizer, 2-4 parts of stabilizer, 2-4 parts of sodium polyacrylate, 0.1-0.3 part of flame retardant, 0.1-0.3 part of foaming agent, 1-3 parts of nano-silver-loaded antibacterial powder and 3-5 parts of modifying assistant.
2. The anti-aging antibacterial PE water supply pipe according to claim 1, characterized in that: the filler is one of glass fiber, diatomite, asbestos and carbon black.
3. The anti-aging antibacterial PE water supply pipe according to claim 1, characterized in that: the plasticizer is one of di (2-ethylhexyl) phthalate, dibutyl phthalate and diethyl phthalate.
4. The anti-aging antibacterial PE water supply pipe according to claim 1, characterized in that: the stabilizer is one of zinc stearate, calcium stearate, magnesium stearate, aluminum stearate and barium stearate.
5. The anti-aging antibacterial PE water supply pipe according to claim 1, characterized in that: the flame retardant is one of tributyl phosphate, tri (2-ethylhexyl) phosphate, tricresyl phosphate, triphenyl phosphate, aluminum hydroxide, magnesium hydroxide and borate.
6. The anti-aging antibacterial PE water supply pipe according to claim 1, characterized in that: the foaming agent is one of lauryl sodium sulfate, fatty alcohol-polyoxyethylene ether sodium sulfate, rosin soap foaming agent and pulp waste liquid.
7. The anti-aging antibacterial PE water supply pipe according to claim 1, characterized in that: the modification auxiliary agent is one of silane coupling agent, titanate coupling agent or aluminate coupling agent.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114044960A (en) * | 2021-11-29 | 2022-02-15 | 佛山佛塑科技集团股份有限公司 | Antibacterial polyethylene composite material, polyethylene pipe and preparation method thereof |
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| CN110406065A (en) * | 2018-04-28 | 2019-11-05 | 上海伟星新型建材有限公司 | A kind of β-PPR pipe and its processing method |
| CN109401015A (en) * | 2018-10-31 | 2019-03-01 | 湖北省天门市冠华科技有限公司 | A kind of high tenacity PE tubing |
| CN109467779A (en) * | 2018-10-31 | 2019-03-15 | 湖北省天门市冠华科技有限公司 | A kind of wear-resistant PE tubing |
| CN109467780A (en) * | 2018-10-31 | 2019-03-15 | 湖北省天门市冠华科技有限公司 | A kind of high intensity PE tubing |
| CN109135028A (en) * | 2018-11-13 | 2019-01-04 | 湖北省天门市冠华科技有限公司 | A kind of modified composite PE tubing |
| CN110922663A (en) * | 2019-12-05 | 2020-03-27 | 河南万恒塑胶有限公司 | Antibacterial PE water supply pipe and processing technology |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114044960A (en) * | 2021-11-29 | 2022-02-15 | 佛山佛塑科技集团股份有限公司 | Antibacterial polyethylene composite material, polyethylene pipe and preparation method thereof |
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