CN112358672A - Formula of wear-resistant and high-temperature-resistant pe pipe - Google Patents
Formula of wear-resistant and high-temperature-resistant pe pipe Download PDFInfo
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- CN112358672A CN112358672A CN202011562040.7A CN202011562040A CN112358672A CN 112358672 A CN112358672 A CN 112358672A CN 202011562040 A CN202011562040 A CN 202011562040A CN 112358672 A CN112358672 A CN 112358672A
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/12—Rigid pipes of plastics with or without reinforcement
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/04—Antistatic
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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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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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- 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
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
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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
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a wear-resistant high-temperature-resistant PE pipe formula, which comprises, by weight, 150 parts of polyethylene 100-doped materials, 15-35 parts of PE resin powder, 5-8 parts of magnesium stearate, 2-3.5 parts of polyamide fiber, 5-7 parts of silicon carbide, 20-30 parts of nano calcium carbonate, 10-15 parts of a defoaming agent, 2-7 parts of color master, 1.5-3 parts of a flame retardant, 3-8 parts of a dispersing agent, 0.5-1.5 parts of a coupling agent, 1-4 parts of an antistatic agent and 2-5 parts of an antioxidant.
Description
Technical Field
The invention relates to the technical field of conveying pipes, in particular to a formula of a wear-resistant high-temperature-resistant pe pipe.
Background
The welding of pe pipe, pe pipe butt weld, this method provides the highest range of reliability and diameter and pressure processes: the end of the heated tube, using a tool, is said to be "mirrored" under the definition of contact pressure and temperature. The ends are brought into rapid contact and maintained under pressure, and during cooling, the PE pipe has a medium density polyethylene pipe and a high density polyethylene pipe. The series was classified according to wall thickness as SDR11 and SDR 17.6. The former is suitable for conveying gaseous artificial gas, natural gas and liquefied petroleum gas, and the latter is mainly used for conveying natural gas. Compared with a steel pipe, the construction process is simple, has certain flexibility, and is mainly not used for anticorrosion treatment, so that a large number of working procedures are saved. The disadvantage is that the device is not as good as steel pipe, the safety space of thermal heating is specially paid attention to in construction, and the device can not be exposed in the sun in the air and is sensitive to chemical substances, thus preventing the sewage pipeline from being leaked to cause damage.
Traditional pe pipeline wearability is relatively poor, leads to can lead to the wearing and tearing of pe pipeline in the transportation, influences the article looks, and high temperature resistance is relatively poor, can not use under higher temperature, and the practicality is lower, provides a solution to below the above problem.
Disclosure of Invention
The invention aims to provide a wear-resistant high-temperature-resistant PE pipe formula which has the advantages of strong wear resistance, convenience in transportation, guaranteed product phase, high temperature resistance, high practicability and wide application range, and can be used in a high-temperature environment.
The technical purpose of the invention is realized by the following technical scheme:
the formula of the wear-resistant high-temperature-resistant PE pipe comprises, by weight, 150 parts of polyethylene 100-one materials, 15-35 parts of PE resin powder, 5-8 parts of magnesium stearate, 2-3.5 parts of polyamide fiber, 5-7 parts of silicon carbide, 20-30 parts of nano calcium carbonate, 10-15 parts of a defoaming agent, 2-7 parts of color master, 1.5-3 parts of a flame retardant, 3-8 parts of a dispersing agent, 0.5-1.5 parts of a coupling agent, 1-4 parts of a static-resistant agent and 2-5 parts of an antioxidant.
Preferably, the polyethylene comprises high pressure polyethylene and low pressure polyethylene, wherein the ratio of the high pressure polyethylene to the low pressure polyethylene is 15: 7.
Preferably, the defoaming agent is polydimethylsiloxane, and the flame retardant is brominated polystyrene.
Preferably, the dispersing agent is polyethylene wax, and the coupling agent is a silane coupling agent kh 570.
Preferably, the antistatic agent is polyethylene oxide, and the antioxidant is antioxidant 1076.
Preferably, the composition comprises the following components in parts by weight: 100 parts of polyethylene, wherein the polyethylene comprises high-pressure polyethylene and low-pressure polyethylene, and the ratio of the high-pressure polyethylene to the low-pressure polyethylene is 15:7, 15 parts of pe resin powder, 5 parts of magnesium stearate, 2 parts of polyamide fiber, 5 parts of silicon carbide, 30 parts of nano calcium carbonate, 10 parts of defoaming agent, 2 parts of color master batch, 1.5 parts of flame retardant, 3 parts of dispersing agent, 0.5 part of coupling agent, 1 part of static-resistant agent and 2 parts of antioxidant.
Preferably, the polyethylene comprises 150 parts of polyethylene, wherein the polyethylene comprises high-pressure polyethylene and low-pressure polyethylene, the ratio of the high-pressure polyethylene to the low-pressure polyethylene is 15:7, 35 parts of pe resin powder, 7 parts of magnesium stearate, 3.5 parts of polyamide fiber, 7 parts of silicon carbide, 25 parts of nano calcium carbonate, 10 parts of defoaming agent, 7 parts of color master batch, 2 parts of flame retardant, 5 parts of dispersing agent, 0.5 part of coupling agent, 3 parts of static-resisting agent and 3 parts of antioxidant.
Preferably, the polyethylene comprises 130 parts of polyethylene, wherein the polyethylene comprises high-pressure polyethylene and low-pressure polyethylene, and the ratio of the high-pressure polyethylene to the low-pressure polyethylene is 15:7, 30 parts of pe resin powder, 7 parts of magnesium stearate, 3 parts of polyamide fiber, 6 parts of silicon carbide, 25 parts of nano calcium carbonate, 14 parts of defoaming agent, 5 parts of color master batch, 2 parts of flame retardant, 6 parts of dispersing agent, 1 part of coupling agent, 3 parts of antistatic agent and 4 parts of antioxidant.
Preferably, the pe tube formula is manufactured by the following steps:
(1) preparing polyethylene according to the proportion as required;
(2) sequentially adding polyethylene, pe resin powder, magnesium stearate, polyamide fiber, silicon carbide, nano calcium carbonate, a defoaming agent, a color master batch, a flame retardant, a dispersing agent, a coupling agent, an antistatic agent and an antioxidant, stirring and drying to obtain a raw material;
(3) putting the obtained raw materials into an extruder, extruding the raw materials into a die under the effects of melting and homogenizing, and extruding the raw materials through a die orifice;
(4) moving out the die, entering a sizing sleeve vacuum sizing box for shaping and refrigerating, and then slowly refrigerating the inner part of the pipe through a spray forest refrigerating box, so that the pipe is totally dry-fixed and shaped to obtain a pe pipe;
(5) cutting the pe pipe by a cutting machine;
(6) and detecting and packaging the cut pe pipe.
The invention has the beneficial effects that: use polyamide fibre and carborundum can effectual increase the wearability of PE pipe, increase the life of PE pipe, increased the high temperature resistance that nanometer calcium carbonate can increase PE pipe simultaneously for PE pipe can use under the higher temperature, reduces the limitation of using, and the performance of PE pipe can further be improved in the addition of antistatic agent, dispersant, coupling agent, antioxidant simultaneously.
Detailed Description
The following description is only a preferred embodiment of the present invention, and the protection scope is not limited to the embodiment, and any technical solution that falls under the idea of the present invention should fall within the protection scope of the present invention. It should also be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention.
Example 1
A formula of a wear-resistant high-temperature-resistant PE pipe comprises the following components in parts by weight: 100 parts of polyethylene, wherein the polyethylene comprises high-pressure polyethylene and low-pressure polyethylene, and the ratio of the high-pressure polyethylene to the low-pressure polyethylene is 15:7, 15 parts of pe resin powder, 5 parts of magnesium stearate, 2 parts of polyamide fiber, 5 parts of silicon carbide, 30 parts of nano calcium carbonate, 10 parts of defoaming agent, 2 parts of color master batch, 1.5 parts of flame retardant, 3 parts of dispersing agent, 0.5 part of coupling agent, 1 part of static-resistant agent and 2 parts of antioxidant.
Example 2
A formula of a wear-resistant high-temperature-resistant PE pipe comprises the following components in parts by weight: 150 parts of polyethylene, wherein the polyethylene comprises high-pressure polyethylene and low-pressure polyethylene, and the ratio of the high-pressure polyethylene to the low-pressure polyethylene is 15:7, 35 parts of pe resin powder, 7 parts of magnesium stearate, 3.5 parts of polyamide fiber, 7 parts of silicon carbide, 25 parts of nano calcium carbonate, 10 parts of defoaming agent, 7 parts of color master batch, 2 parts of flame retardant, 5 parts of dispersing agent, 0.5 part of coupling agent, 3 parts of antistatic agent and 3 parts of antioxidant.
Example 3
A formula of a wear-resistant high-temperature-resistant PE pipe comprises the following components in parts by weight: 130 parts of polyethylene, wherein the polyethylene comprises high-pressure polyethylene and low-pressure polyethylene, and the ratio of the high-pressure polyethylene to the low-pressure polyethylene is 15:7, 30 parts of pe resin powder, 7 parts of magnesium stearate, 3 parts of polyamide fiber, 6 parts of silicon carbide, 25 parts of nano calcium carbonate, 14 parts of defoaming agent, 5 parts of color master batch, 2 parts of flame retardant, 6 parts of dispersing agent, 1 part of coupling agent, 3 parts of static-resisting agent and 4 parts of antioxidant.
The pe tube formulations of examples 1 to 3 above were all made by the following steps:
(1) preparing polyethylene according to the proportion as required;
(2) sequentially adding polyethylene, pe resin powder, magnesium stearate, polyamide fiber, silicon carbide, nano calcium carbonate, a defoaming agent, a color master batch, a flame retardant, a dispersing agent, a coupling agent, an antistatic agent and an antioxidant, stirring and drying to obtain a raw material;
(3) putting the obtained raw materials into an extruder, extruding the raw materials into a die under the effects of melting and homogenizing, and extruding the raw materials through a die orifice;
(4) moving out the die, entering a sizing sleeve vacuum sizing box for shaping and refrigerating, and then slowly refrigerating the inner part of the pipe through a spray forest refrigerating box, so that the pipe is totally dry-fixed and shaped to obtain a pe pipe;
(5) cutting the pe pipe by a cutting machine;
(6) and detecting and packaging the cut pe pipe.
Performance testing
Plastics were made according to the pe tube formulations of examples 1 to 3 above, and friction and temperature measurements were performed on the pe tube.
The first embodiment is as follows: the wear resistance is good, and the high temperature resistance is general;
example two: the wear resistance is general, and the high temperature resistance is good;
example three: good abrasion resistance and high temperature resistance.
Claims (9)
1. The formula of the wear-resistant high-temperature-resistant PE pipe is characterized by comprising, by weight, 150 parts of polyethylene 100, 15-35 parts of PE resin powder, 5-8 parts of magnesium stearate, 2-3.5 parts of polyamide fiber, 5-7 parts of silicon carbide, 20-30 parts of nano calcium carbonate, 10-15 parts of a defoaming agent, 2-7 parts of color master batch, 1.5-3 parts of a flame retardant, 3-8 parts of a dispersing agent, 0.5-1.5 parts of a coupling agent, 1-4 parts of a static-resistant agent and 2-5 parts of an antioxidant.
2. The wear-resistant high-temperature-resistant pe pipe formulation according to claim 1, wherein the polyethylene comprises high-pressure polyethylene and low-pressure polyethylene, and wherein the ratio of the high-pressure polyethylene to the low-pressure polyethylene is 15: 7.
3. The formulation of claim 1, wherein the defoamer is polydimethylsiloxane and the flame retardant is brominated polystyrene.
4. The formulation of claim 1, wherein the dispersant is polyethylene wax and the coupling agent is silane coupling agent kh 570.
5. The wear and high temperature resistant pe tube formulation of claim 1, wherein the antistatic agent is polyethylene oxide and the antioxidant is antioxidant 1076.
6. The wear-resistant high-temperature-resistant pe pipe formula of claim 1, which is characterized by comprising the following components in parts by weight: 100 parts of polyethylene, wherein the polyethylene comprises high-pressure polyethylene and low-pressure polyethylene, and the ratio of the high-pressure polyethylene to the low-pressure polyethylene is 15:7, 15 parts of pe resin powder, 5 parts of magnesium stearate, 2 parts of polyamide fiber, 5 parts of silicon carbide, 30 parts of nano calcium carbonate, 10 parts of defoaming agent, 2 parts of color master batch, 1.5 parts of flame retardant, 3 parts of dispersing agent, 0.5 part of coupling agent, 1 part of static-resistant agent and 2 parts of antioxidant.
7. The wear-resistant high-temperature-resistant PE pipe formula as claimed in claim 1, wherein the formula comprises 150 parts of polyethylene, the polyethylene comprises high-pressure polyethylene and low-pressure polyethylene, and the ratio of the high-pressure polyethylene to the low-pressure polyethylene is 15:7, 35 parts of PE resin powder, 7 parts of magnesium stearate, 3.5 parts of polyamide fiber, 7 parts of silicon carbide, 25 parts of nano calcium carbonate, 10 parts of an antifoaming agent, 7 parts of color master, 2 parts of a flame retardant, 5 parts of a dispersing agent, 0.5 part of a coupling agent, 3 parts of a static-resistant agent and 3 parts of an antioxidant.
8. The wear-resistant high-temperature-resistant pe pipe formulation as claimed in claim 1, wherein 130 parts of polyethylene comprises high-pressure polyethylene and low-pressure polyethylene, and the ratio of the high-pressure polyethylene to the low-pressure polyethylene is 15:7, 30 parts of pe resin powder, 7 parts of magnesium stearate, 3 parts of polyamide fiber, 6 parts of silicon carbide, 25 parts of nano calcium carbonate, 14 parts of antifoaming agent, 5 parts of color master, 2 parts of flame retardant, 6 parts of dispersing agent, 1 part of coupling agent, 3 parts of antistatic agent and 4 parts of antioxidant.
9. The wear-resistant high-temperature-resistant pe pipe formulation according to claim 1, wherein the pe pipe formulation is manufactured by the following steps:
(1) preparing polyethylene according to the proportion as required;
(2) sequentially adding polyethylene, pe resin powder, magnesium stearate, polyamide fiber, silicon carbide, nano calcium carbonate, a defoaming agent, a color master batch, a flame retardant, a dispersing agent, a coupling agent, an antistatic agent and an antioxidant, stirring and drying to obtain a raw material;
(3) putting the obtained raw materials into an extruder, extruding the raw materials into a die under the effects of melting and homogenizing, and extruding the raw materials through a die orifice;
(4) moving out the die, entering a sizing sleeve vacuum sizing box for shaping and refrigerating, and then slowly refrigerating the inner part of the pipe through a spray forest refrigerating box, so that the pipe is totally dry-fixed and shaped to obtain a pe pipe;
(5) cutting the pe pipe by a cutting machine;
(6) and detecting and packaging the cut pe pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011562040.7A CN112358672A (en) | 2020-12-25 | 2020-12-25 | Formula of wear-resistant and high-temperature-resistant pe pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011562040.7A CN112358672A (en) | 2020-12-25 | 2020-12-25 | Formula of wear-resistant and high-temperature-resistant pe pipe |
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| Publication Number | Publication Date |
|---|---|
| CN112358672A true CN112358672A (en) | 2021-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011562040.7A Pending CN112358672A (en) | 2020-12-25 | 2020-12-25 | Formula of wear-resistant and high-temperature-resistant pe pipe |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105670081A (en) * | 2016-03-07 | 2016-06-15 | 太仓市晨洲塑业有限公司 | Novel polyethylene |
| CN107189172A (en) * | 2017-07-14 | 2017-09-22 | 长兴佳能高分子材料有限公司 | A kind of PE tubing production technology |
| CN108976557A (en) * | 2018-07-05 | 2018-12-11 | 何亚龙 | A kind of heat-resistance antibacterial PE tubing and preparation method |
| CN110066440A (en) * | 2019-03-29 | 2019-07-30 | 天津市京通管业有限公司 | A kind of formula of wear-resisting type PE pipe |
-
2020
- 2020-12-25 CN CN202011562040.7A patent/CN112358672A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105670081A (en) * | 2016-03-07 | 2016-06-15 | 太仓市晨洲塑业有限公司 | Novel polyethylene |
| CN107189172A (en) * | 2017-07-14 | 2017-09-22 | 长兴佳能高分子材料有限公司 | A kind of PE tubing production technology |
| CN108976557A (en) * | 2018-07-05 | 2018-12-11 | 何亚龙 | A kind of heat-resistance antibacterial PE tubing and preparation method |
| CN110066440A (en) * | 2019-03-29 | 2019-07-30 | 天津市京通管业有限公司 | A kind of formula of wear-resisting type PE pipe |
Non-Patent Citations (2)
| Title |
|---|
| 王善琦: "《高分子化学原理》", 31 January 1993, 北京航空航天大学出版社 * |
| 王济昌: "《现代科学技术知识简明词典》", 30 June 2006, 河南科学技术出版社 * |
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Application publication date: 20210212 |