CN112679885A - Antibacterial and antistatic PVCO drinking water pipe and preparation method thereof - Google Patents
Antibacterial and antistatic PVCO drinking water pipe and preparation method thereof Download PDFInfo
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- CN112679885A CN112679885A CN202011573518.6A CN202011573518A CN112679885A CN 112679885 A CN112679885 A CN 112679885A CN 202011573518 A CN202011573518 A CN 202011573518A CN 112679885 A CN112679885 A CN 112679885A
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- antibacterial
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- antistatic
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Abstract
The invention discloses an antibacterial antistatic PVCO drinking water pipe and a preparation method thereof. The preparation method comprises the following steps: the raw materials are uniformly mixed in a high mixing machine, then a pipe blank is formed by extrusion through a double-screw extruder, the water tank is cooled and then enters a 180-plus 250-DEG oven for heating, and the pipe blank is formed by processing through an expansion die, so that the finally produced PVCO drinking water pipe has the antibacterial and antistatic effects, and other properties are not affected.
Description
Technical Field
The invention relates to a PVCO drinking water pipe, in particular to an antibacterial and antistatic PVCO drinking water pipe and a preparation method thereof.
Background
PVCO drinking water pipe is as domestic novel tubular product, the tubular product that adopts the coextrusion method to produce carries out axial stretch and radial stretch, makes PVCO chain molecule in the tubular product at the biaxial regular arrangement, obtains high strength, high tenacity, high anti-impact, antifatigue novel tubular product, PVCO drinking water pipe is as carrying the water supply usefulness, is commonly used for the transport of municipal drinking water, because the transport process is tired month for a long time, lead to the production of the interior frequent bacterium of pipe, very easily breed green moss green hair etc. moreover, and running water transport process and pipe wall friction can produce static, can influence the water supply volume that tubular product was carried. Therefore, a new generation of antibacterial PVCO drinking water pipe needs to be developed to solve the above problems.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides an antibacterial antistatic PVCO drinking water pipe and a preparation method thereof, and the technical scheme adopted for realizing the aim of the invention is as follows:
an antibacterial antistatic PVCO drinking water pipe is prepared from the following raw materials in parts by mass:
the lubricant is PE wax and stearic acid, and the ratio of the PE wax to the stearic acid is 2: 1;
the phosphate antistatic agent is isomeric tridecanol polyoxyethylene ether phosphate potassium salt.
A preparation method of an antibacterial antistatic PVCO drinking water pipe comprises the following steps:
the five-type resin powder, the calcium-zinc stabilizer, the calcium carbonate filler, the ACR processing aid, the MBS flexibilizer, the lubricant, the nano zinc oxide whisker, the nano silver ion antibacterial agent and the phosphate antistatic agent are uniformly mixed in a high mixing machine at 1500r/min according to the proportion to obtain a mixture, the mixture is extruded by a double-screw extruder to form a pipe blank, a water tank is cooled and then enters a 180-plus 250-DEG C oven for heating, and the PVCO water pipe with the antibacterial and antistatic properties is finally formed by expanding a drinking mould for processing and forming.
Compared with the prior art, the invention has the following advantages and effects:
according to the invention, the nano zinc oxide whisker antibacterial agent, the nano silver ion antibacterial agent and the phosphate antistatic agent are added into the formula of the PVCO drinking water pipe, wherein the nano zinc oxide whisker ZnO is matched with the food-grade nano silver bactericide for use, so that a good synergistic antibacterial and anti-mildew effect can be generated, and the nano zinc oxide whisker ZnO is matched with the phosphate antistatic agent for use, so that the surface resistivity of the pipe is greatly improved, and a good antistatic property is generated11Meanwhile, the ring stiffness of the PVCO drinking water pipe can be increased to a certain extent.
Detailed Description
The present invention is described in detail below with reference to specific examples, but these examples are not to be construed as limiting the scope of the present invention in any way.
The sources of the raw materials used in the examples and comparative examples are as follows:
the production factory of the five-type resin powder is Hao Hua Yun Sheng, and the brand is Y1000;
the calcium zinc stabilizer is euphoric and has the mark of GT-4;
the manufacturer of the calcium carbonate filler is Vansda, and the grade is common light calcium carbonate;
the ACR processing aid is produced by Ruifeng with the brand number of 801;
the MBS flexibilizer manufacturer is Japanese Brillouin with the brand of B564;
the manufacturer of the PE wax in the lubricant is a sansheng PE wax with the trade mark of PE wax 108;
the stearic acid in the lubricant is prepared by a medium petrochemical manufacturer with the grade of the stearic acid 1840;
the manufacturer of the nano zinc oxide whisker antibacterial agent is a new Xuancheng crystal Rui material with the brand of crystal and VK-J30;
the manufacturer of the nano silver ion antibacterial agent is Langyi new material with the brand number of C201;
the phosphate antistatic agent is made from sea otter flower with the brand number of B2;
comparative example 1
A common PVCO drinking water pipe is prepared from the following raw materials in parts by mass:
wherein, the lubricant is PE wax and stearic acid, and the ratio of the PE wax to the stearic acid is 2: 1.
a preparation method of a common PVCO drinking water pipe comprises the following steps:
the five-type resin powder, the calcium-zinc stabilizer, the calcium carbonate filler, the ACR processing aid, the MBS toughening agent and the lubricant are uniformly mixed in a high-speed mixer at 1500r/min according to the proportion to obtain a mixture, the mixture is extruded by a double-screw extruder to form a pipe blank, a water tank is cooled and then enters a 180-plus 250-DEG C drying oven for heating, and the pipe blank is processed and molded by an expansion die to finally form the common PVCO drinking water pipe.
Comparative example 2
An antibacterial antistatic PVCO drinking water pipe is prepared from the following raw materials in parts by mass:
wherein, the lubricant is PE wax and stearic acid, and the ratio of the PE wax to the stearic acid is 2: 1.
a preparation method of an antibacterial and antistatic PVCO drinking water pipe comprises the following steps:
uniformly mixing five-type resin powder, a calcium-zinc stabilizer, a calcium carbonate filler, an ACR processing aid, an MBS flexibilizer, a lubricant and a nano silver ion antibacterial agent in a high mixing machine at 1500r/min according to the proportion to obtain a mixture, extruding the mixture through a double-screw extruder to form a pipe blank, cooling the pipe blank in a water tank, heating the pipe blank in an oven at the temperature of 180 plus one of 250 ℃, and processing and molding the pipe blank through an expansion mold to finally form the PVCO drinking water pipe with antibacterial and antistatic properties.
Comparative example 3
An antibacterial antistatic PVCO drinking water pipe is prepared from the following raw materials in parts by mass:
wherein, the lubricant is PE wax and stearic acid, and the ratio of the PE wax to the stearic acid is 2: 1.
a preparation method of an antibacterial and antistatic PVCO drinking water pipe comprises the following steps:
uniformly mixing five-type resin powder, a calcium-zinc stabilizer, a calcium carbonate filler, an ACR processing aid, an MBS flexibilizer, a lubricant and a nano zinc oxide whisker antibacterial agent in a high mixing machine at 1500r/min according to the proportion to obtain a mixture, extruding the mixture through a double-screw extruder to form a pipe blank, cooling the pipe blank in a water tank, heating the pipe blank in an oven at the temperature of 180 plus one of 250 ℃, and processing and molding the pipe blank through an expansion mold to finally form the PVCO drinking water pipe with antibacterial and antistatic properties.
Comparative example 4
An antibacterial antistatic PVCO drinking water pipe is prepared from the following raw materials in parts by mass:
wherein, the lubricant is PE wax and stearic acid, and the ratio of the PE wax to the stearic acid is 2: 1.
a preparation method of an antibacterial and antistatic PVCO drinking water pipe comprises the following steps:
uniformly mixing five-type resin powder, a calcium-zinc stabilizer, a calcium carbonate filler, an ACR processing aid, an MBS flexibilizer, a lubricant, a nano zinc oxide whisker antibacterial agent and a nano silver ion antibacterial agent in a high mixing machine at 1500r/min according to the proportion to obtain a mixture, extruding the mixture through a double-screw extruder to form a pipe blank, cooling a water tank, heating the cooled water tank in an oven at 180-250 ℃, and processing and molding the cooled water tank through an expansion mold to finally form the PVCO drinking water pipe with antibacterial and antistatic properties.
Comparative example 5
An antibacterial antistatic PVCO drinking water pipe is prepared from the following raw materials in parts by mass:
wherein, the lubricant is PE wax and stearic acid, and the ratio of the PE wax to the stearic acid is 2: 1.
a preparation method of an antibacterial and antistatic PVCO drinking water pipe comprises the following steps:
the five-type resin powder, the calcium-zinc stabilizer, the calcium carbonate filler, the ACR processing aid, the MBS toughening agent, the lubricant and the phosphate antistatic agent are uniformly mixed in a high-speed mixer at 1500r/min according to the proportion to obtain a mixture, the mixture is extruded by a double-screw extruder to form a pipe blank, a water tank is cooled and then enters an oven at 180 ℃ and 250 ℃ for heating, and the pipe blank is processed and formed by an expansion die to finally form the PVCO drinking water pipe with antibacterial and antistatic properties.
Comparative example 6
An antibacterial antistatic PVCO drinking water pipe is prepared from the following raw materials in parts by mass:
wherein, the lubricant is PE wax and stearic acid, and the ratio of the PE wax to the stearic acid is 2: 1.
a preparation method of an antibacterial and antistatic PVCO drinking water pipe comprises the following steps:
uniformly mixing five-type resin powder, a calcium-zinc stabilizer, a calcium carbonate filler, an ACR processing aid, an MBS flexibilizer, a lubricant, a nano zinc oxide whisker antibacterial agent and a phosphate antistatic agent in a high-speed mixer at 1500r/min according to the proportion to obtain a mixture, extruding the mixture through a double-screw extruder to form a pipe blank, cooling a water tank, heating the cooled water in an oven at 180-250 ℃, and processing and molding the cooled water through an expansion mold to finally form the PVCO drinking water pipe with antibacterial and antistatic properties.
Comparative example 7
An antibacterial antistatic PVCO drinking water pipe is prepared from the following raw materials in parts by mass:
wherein, the lubricant is PE wax and stearic acid, and the ratio of the PE wax to the stearic acid is 2: 1.
a preparation method of an antibacterial and antistatic PVCO drinking water pipe comprises the following steps:
uniformly mixing five-type resin powder, a calcium-zinc stabilizer, a calcium carbonate filler, an ACR processing aid, an MBS flexibilizer, a lubricant and a nano silver ion antibacterial agent in a high mixing machine at 1500r/min according to the proportion to obtain a mixture, extruding the mixture through a double-screw extruder to form a pipe blank, cooling the pipe blank in a water tank, heating the pipe blank in an oven at the temperature of 180 plus one of 250 ℃, and processing and molding the pipe blank through an expansion mold to finally form the PVCO drinking water pipe with antibacterial and antistatic properties.
Comparative example 8
An antibacterial antistatic PVCO drinking water pipe is prepared from the following raw materials in parts by mass:
wherein, the lubricant is PE wax and stearic acid, and the ratio of the PE wax to the stearic acid is 2: 1.
a preparation method of an antibacterial and antistatic PVCO drinking water pipe comprises the following steps:
uniformly mixing five-type resin powder, a calcium-zinc stabilizer, a calcium carbonate filler, an ACR processing aid, an MBS flexibilizer, a lubricant and a nano zinc oxide whisker antibacterial agent in a high mixing machine at 1500r/min according to the proportion to obtain a mixture, extruding the mixture through a double-screw extruder to form a pipe blank, cooling the pipe blank in a water tank, heating the pipe blank in an oven at the temperature of 180 plus one of 250 ℃, and processing and molding the pipe blank through an expansion mold to finally form the PVCO drinking water pipe with antibacterial and antistatic properties.
Comparative example 9
An antibacterial antistatic PVCO drinking water pipe is prepared from the following raw materials in parts by mass:
wherein, the lubricant is PE wax and stearic acid, and the ratio of the PE wax to the stearic acid is 2: 1.
a preparation method of an antibacterial and antistatic PVCO drinking water pipe comprises the following steps:
uniformly mixing five-type resin powder, a calcium-zinc stabilizer, a calcium carbonate filler, an ACR processing aid, an MBS flexibilizer, a lubricant, a nano zinc oxide whisker antibacterial agent and a nano silver ion antibacterial agent in a high mixing machine at 1500r/min according to the proportion to obtain a mixture, extruding the mixture through a double-screw extruder to form a pipe blank, cooling a water tank, heating the cooled water tank in an oven at 180-250 ℃, and processing and molding the cooled water tank through an expansion mold to finally form the PVCO drinking water pipe with antibacterial and antistatic properties.
Comparative example 10
An antibacterial antistatic PVCO drinking water pipe is prepared from the following raw materials in parts by mass:
wherein, the lubricant is PE wax and stearic acid, and the ratio of the PE wax to the stearic acid is 2: 1.
a preparation method of an antibacterial and antistatic PVCO drinking water pipe comprises the following steps:
the five-type resin powder, the calcium-zinc stabilizer, the calcium carbonate filler, the ACR processing aid, the MBS toughening agent, the lubricant and the phosphate antistatic agent are uniformly mixed in a high-speed mixer at 1500r/min according to the proportion to obtain a mixture, the mixture is extruded by a double-screw extruder to form a pipe blank, a water tank is cooled and then enters an oven at 180 ℃ and 250 ℃ for heating, and the pipe blank is processed and formed by an expansion die to finally form the PVCO drinking water pipe with antibacterial and antistatic properties.
Comparative example 11
An antibacterial antistatic PVCO drinking water pipe is prepared from the following raw materials in parts by mass:
wherein, the lubricant is PE wax and stearic acid, and the ratio of the PE wax to the stearic acid is 2: 1.
a preparation method of an antibacterial and antistatic PVCO drinking water pipe comprises the following steps:
the five-type resin powder, the calcium-zinc stabilizer, the calcium carbonate filler, the ACR processing aid, the MBS toughening agent, the lubricant and the phosphate antistatic agent are uniformly mixed in a high-speed mixer at 1500r/min according to the proportion to obtain a mixture, the mixture is extruded by a double-screw extruder to form a pipe blank, a water tank is cooled and then enters an oven at 180 ℃ and 250 ℃ for heating, and the pipe blank is processed and formed by an expansion die to finally form the PVCO drinking water pipe with antibacterial and antistatic properties.
Example 1
An antibacterial antistatic PVCO drinking water pipe is prepared from the following raw materials in parts by mass:
wherein, the lubricant is PE wax and stearic acid, and the ratio of the PE wax to the stearic acid is 2: 1.
a preparation method of an antibacterial and antistatic PVCO drinking water pipe comprises the following steps:
the five-type resin powder, the calcium-zinc stabilizer, the calcium carbonate filler, the ACR processing aid, the MBS toughening agent, the lubricant, the phosphate antistatic agent, the nano zinc oxide whisker antibacterial agent and the nano silver ion antibacterial agent are uniformly mixed in a high mixing machine at 1500r/min according to the proportion to obtain a mixture, the mixture is extruded by a double-screw extruder to form a pipe blank, a water tank is cooled and then enters a 180-plus 250-DEG C oven for heating, and the mixture is processed and molded by an expansion die to finally form the PVCO drinking water pipe with the antibacterial and antistatic properties.
Example 2
An antibacterial antistatic PVCO drinking water pipe is prepared from the following raw materials in parts by mass:
wherein, the lubricant is PE wax and stearic acid, and the ratio of the PE wax to the stearic acid is 2: 1.
a preparation method of an antibacterial and antistatic PVCO drinking water pipe comprises the following steps:
the five-type resin powder, the calcium-zinc stabilizer, the calcium carbonate filler, the ACR processing aid, the MBS toughening agent, the lubricant, the phosphate antistatic agent, the nano zinc oxide whisker antibacterial agent and the nano silver ion antibacterial agent are uniformly mixed in a high mixing machine at 1500r/min according to the proportion to obtain a mixture, the mixture is extruded by a double-screw extruder to form a pipe blank, a water tank is cooled and then enters a 180-plus 250-DEG C oven for heating, and the mixture is processed and molded by an expansion die to finally form the PVCO drinking water pipe with the antibacterial and antistatic properties.
The antibacterial and antistatic PVCO pipes prepared in proportion and prepared in the examples 1 to 10 of the above groups were tested as follows:
the antibacterial performance detection is carried out according to the method of GB/T2591-2003, and the evaluation items are antibacterial rate and long mold grade, wherein the antibacterial rate of the plastic reaching the antibacterial action standard is more than or equal to 90%, and the long mold grade is 1 grade (visible production, area is less than 10%).
Antistatic performance was measured directly according to ASTM D257-2014 using an impedance tester, and the evaluation item was the impedance value of the pipe surface, wherein the conductive electrostatic plastics: surface impedance value 104-106Ω, antistatic grade (static dissipative) plastics: surface impedance value 106-109Omega, a material which can effectively prevent static charges and surface accumulation thereof and is basically antistatic plastic, and the surface impedance value is 109-1012Ω。
The results of the comparison of the comparative proportions of the groups and the pipes of the examples of the groups with respect to the antibacterial and antistatic properties and the tensile strength and the ring stiffness of the pipes are shown in the following table (pipe size: dn110 SN 80):
as can be seen from the above table, the antistatic and antibacterial effects of the PVCO pipe have a certain synergistic effect, and the nano silver ions, nano zinc oxide whiskers and phosphate all belong to inorganic salts, so that the addition of the antibacterial agent can promote the antistatic effect to a certain extent, and the addition of the antistatic agent can also properly promote the antibacterial effect, so that when the nano silver ions and the nano zinc oxide whiskers are independently selected, the PVCO pipe is not remarkably improved in the antibacterial and antistatic effects, and the changes of the tensile strength and the ring stiffness of the pipe are not obvious; when the nano silver ions, the nano zinc oxide whiskers and the phosphate are added according to a certain proportion, the tensile strength of the PVCO pipe and the ring stiffness of the pipe can reach better levels while the PVCO pipe achieves the antibacterial and antistatic performance, and as in example 1, when the phosphate antistatic agent, the nano zinc oxide whisker antibacterial agent and the nano silver ion antibacterial agent are mixed according to a ratio of 1.5: 1.5: when the 1 is added into a formula of the pipe, the pipe achieves the optimal effects of antibiosis, static resistance, tensile strength and ring stiffness, the tensile strength of the pipe is improved by 4.1%, and the ring stiffness is improved by 13%, so that the PVC product is greatly improved, and the purpose of saving cost can be better achieved.
Claims (2)
1. An antibacterial antistatic PVCO drinking water pipe is characterized by being prepared from the following raw materials in parts by mass:
the lubricant is PE wax and stearic acid, and the ratio of the PE wax to the stearic acid is 2: 1;
the phosphate antistatic agent is isomeric tridecanol polyoxyethylene ether phosphate potassium salt.
2. The antibacterial antistatic PVCO drinking water pipe material as claimed in claim 1, characterized by comprising the following preparation steps:
the five-type resin powder, the calcium-zinc stabilizer, the calcium carbonate filler, the ACR processing aid, the MBS flexibilizer, the lubricant, the nano zinc oxide whisker, the nano silver ion antibacterial agent and the phosphate antistatic agent are uniformly mixed in a high mixing machine at 1500r/min according to the proportion to obtain a mixture, the mixture is extruded by a double-screw extruder to form a pipe blank, a water tank is cooled and then enters a 180-plus 250-DEG C oven for heating, and the PVCO water pipe with the antibacterial and antistatic properties is finally formed by expanding a drinking mould for processing and forming.
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| CN202011573518.6A CN112679885A (en) | 2020-12-25 | 2020-12-25 | Antibacterial and antistatic PVCO drinking water pipe and preparation method thereof |
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| CN202011573518.6A CN112679885A (en) | 2020-12-25 | 2020-12-25 | Antibacterial and antistatic PVCO drinking water pipe and preparation method thereof |
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| CN112679885A true CN112679885A (en) | 2021-04-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113418339A (en) * | 2021-06-25 | 2021-09-21 | 长虹美菱股份有限公司 | Odor-removing sterilizing air duct for refrigerator and preparation process thereof |
Citations (3)
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|---|---|---|---|---|
| CN104017310A (en) * | 2014-06-20 | 2014-09-03 | 福建博大塑业新材料有限公司 | Biaxial orientation polyvinyl chloride pipe and preparation method thereof |
| CN106243552A (en) * | 2016-07-29 | 2016-12-21 | 河北宝硕管材有限公司 | A kind of PVC O reducer pipe production technology |
| CN111234416A (en) * | 2020-03-10 | 2020-06-05 | 山东东宏管业股份有限公司 | PVC-O pipe for coal mine and preparation method thereof |
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2020
- 2020-12-25 CN CN202011573518.6A patent/CN112679885A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104017310A (en) * | 2014-06-20 | 2014-09-03 | 福建博大塑业新材料有限公司 | Biaxial orientation polyvinyl chloride pipe and preparation method thereof |
| CN106243552A (en) * | 2016-07-29 | 2016-12-21 | 河北宝硕管材有限公司 | A kind of PVC O reducer pipe production technology |
| CN111234416A (en) * | 2020-03-10 | 2020-06-05 | 山东东宏管业股份有限公司 | PVC-O pipe for coal mine and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 王建清，陈金周, 北京：中国轻工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113418339A (en) * | 2021-06-25 | 2021-09-21 | 长虹美菱股份有限公司 | Odor-removing sterilizing air duct for refrigerator and preparation process thereof |
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