CN105778249B - Anti-riot HDPE feed pipes of pressure resistance and preparation method thereof - Google Patents
Anti-riot HDPE feed pipes of pressure resistance and preparation method thereof Download PDFInfo
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- CN105778249B CN105778249B CN201610139245.1A CN201610139245A CN105778249B CN 105778249 B CN105778249 B CN 105778249B CN 201610139245 A CN201610139245 A CN 201610139245A CN 105778249 B CN105778249 B CN 105778249B
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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
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
- C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
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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
- F16L9/133—Rigid pipes of plastics with or without reinforcement the walls consisting of two layers
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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
- C08L2205/03—Polymer mixtures characterised by other features containing three 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
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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
- C08L2207/062—HDPE
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses anti-riot HDPE feed pipes of a kind of pressure resistance and preparation method thereof.Water supply outer tube layer of the present invention makes POE outer layers be securely seated between on HDPE internal layers using the high resiliency and its excellent elastic recovery of POE, solves the shrinkage and its dimensional stability of HDPE；To improve the rigidity of feed pipe, the present invention enhances outer layer using nylon fiber, and POE g MAH or POE g GMA are added as compatilizer, and the binding force of reinforced resin POE and nylon fiber make outer layer obtain superior performance.
Description
Technical field
The present invention relates to technical field of polymer materials, the anti-riot HDPE feed pipes of especially a kind of pressure resistance and its preparation side
Method.
Background technology
HDPE feed pipes are
It is widely used in town water supply net, irrigates diversion works, destructor plant, the plastics of dirt collection pipeline engineering and agriculture Sprinkler Irrigation Project
Tubing.This is all attributed to the high intensity of HDPE feed pipes, environmental stress resistance and resistance to cracking energy are excellent, creep-resistant property is good etc.
Advantage, but it can cause the poor dimensional stability of pipeline as polymer product with shrinkage character.Under normal circumstances,
The contraction process of polymer product includes mainly cooling meat and free shrink after molding in forming process；And due to general
When logical HDPE feed pipes are used for buried, due to the increase of soil layer, rigidity is insufficient, is easy surface scratches, and stress cracking occurs,
Breakage influences service life.
Invention content
The purpose of the present invention is：A kind of anti-riot HDPE feed pipes of pressure resistance and preparation method thereof are provided, it can significantly improve to
The rigidity of water pipe, the binding force of reinforced resin POE and nylon fiber make outer layer obtain superior performance, to overcome existing skill
The deficiency of art.
The invention is realized in this way：The anti-riot HDPE feed pipes of pressure resistance, including internal layer and outer layer, are calculated according to the mass fraction,
Internal layer includes 40-70 parts of POE, 10-20 parts of nylon fibers, 4-6 parts of compatilizers, 2-3 parts of photostabilizers, 0.4-0.6 parts of antioxidant,
0.8-1.2 parts of dispersants and 5-10 parts of silane coupling agents；Outer layer includes 50-60 parts of HDPE, 4-6 parts of compatilizers, 0.5-1 parts of antioxygens
Agent, 5-15 parts of superfine talcum powders, 5-15 parts of calcium carbonate and 5-10 parts of silane coupling agents.
The length of the nylon fiber is 4-12mm.
The compatilizer is POE-g-MAH or POE-g-GMA.
The photostabilizer is photostabilizer VK-TN01, and dispersant is dispersant A N923CP, and silane coupling agent is that silane is even
Join agent KH560.
Antioxidant in the internal layer is antioxidant UV-531, and the antioxidant in outer layer is antioxidant 1010 or antioxidant
1076。
The preparation method of the anti-riot HDPE feed pipes of pressure resistance, includes the following steps：Preparation including inner tube and outer tube；It is interior
Layer pipe preparation be：By above-mentioned mass fraction, by HDPE, compatilizer, antioxidant, superfine talcum powder, calcium carbonate and silane coupled
Agent is poured into batch mixer and is uniformly mixed, and is squeezed out using double screw extruder, and the extrusion temperature of double screw extruder is
175~190 DEG C；The preparation of outer tube is：By above-mentioned mass fraction, by POE, nylon fiber, compatilizer, photostabilizer, antioxygen
Agent, dispersant and silane coupling agent, which pour into batch mixer, to be uniformly mixed, and double screw extruder is then added and is squeezed out, double
The extrusion temperature of screw extruder is 165~180 DEG C；When inner tube is squeezed out with outer tube, using coextrusion processes, make
Outer tube is coated on outside inner tube.
By adopting the above-described technical solution, compared with prior art, the present invention is returned using the high resiliency and its elasticity of POE
Renaturation makes it securely fix extruded on internal layer, and the high resiliency of POE and its excellent elastic recovery make POE outer layers be securely seated between
On HDPE internal layers, solve the shrinkage and its dimensional stability of HDPE, and when inner layer expansion, outer layer POE it is excellent elasticity and
Intensity gives inner layer expansion space rheobase, prevents the explosion of feed pipe；Also, to improve the rigidity of feed pipe, the present invention adopts
Outer layer is enhanced with nylon fiber, and POE-g-MAH or POE-g-GMA is added as compatilizer, reinforced resin POE and Buddhist nun
The binding force of imperial fiber makes outer layer obtain superior performance.The present invention is simple and practicable, material source is extensive, of low cost, makes
It is good with effect.
Specific implementation mode
The embodiment of the present invention 1：The anti-riot HDPE feed pipes of pressure resistance, including internal layer and outer layer, are calculated, internal layer according to the mass fraction
Including 65 parts of POE, 15 parts of nylon fibers, 5 parts of compatilizers, 2 parts of photostabilizers, 0.5 part of antioxidant, 1 part of dispersant and 8 parts of silane idols
Join agent；Outer layer includes 55 parts of HDPE, 5 parts of compatilizers, 0.8 part of antioxidant, 10 parts of superfine talcum powders, 10 parts of calcium carbonate and 8 parts of silane
Coupling agent；The length of the nylon fiber is 4mm；The compatilizer is POE-g-MAH；The photostabilizer is photostabilizer
VK-TN01, dispersant are dispersant A N923CP, and silane coupling agent is silane coupling agent KH560；Antioxygen in the internal layer
Agent is antioxidant UV-531, and the antioxidant in outer layer is antioxidant 1010.
The preparation method of the anti-riot HDPE feed pipes of pressure resistance, includes the following steps：
The embodiment of the present invention 2：The anti-riot HDPE feed pipes of pressure resistance, including internal layer and outer layer, are calculated, internal layer according to the mass fraction
Including 40 parts of POE, 20 parts of nylon fibers, 6 parts of compatilizers, 2 parts of photostabilizers, 0.6 part of antioxidant, 1.2 parts of dispersants and 10 parts of silicon
Alkane coupling agent；Outer layer includes 60 parts of HDPE, 4 parts of compatilizers, 0.5 part of antioxidant, 15 parts of superfine talcum powders, 5 parts of calcium carbonate and 10
Part silane coupling agent；The length of the nylon fiber is 8mm；The compatilizer is POE-g-GMA；The photostabilizer is
Photostabilizer VK-TN01, dispersant are dispersant A N923CP, and silane coupling agent is silane coupling agent KH560；In the internal layer
Antioxidant be antioxidant UV-531, the antioxidant in outer layer is antioxidant 1076.
The preparation method of the anti-riot HDPE feed pipes of pressure resistance, includes the following steps：
The preparation method is the same as that of Example 1.
The embodiment of the present invention 3：The anti-riot HDPE feed pipes of pressure resistance, including internal layer and outer layer, are calculated, internal layer according to the mass fraction
Including 70 parts of POE, 10 parts of nylon fibers, 4 parts of compatilizers, 3 parts of photostabilizers, 0.4 part of antioxidant, 0.8 part of dispersant and 5 parts of silane
Coupling agent；Outer layer includes 50 parts of HDPE, 6 parts of compatilizers, 1 part of antioxidant, 5 parts of superfine talcum powders, 15 parts of calcium carbonate and 5 parts of silane
Coupling agent；The length of the nylon fiber is 12mm；The compatilizer is POE-g-MAH；The photostabilizer is fast light
Agent VK-TN01, dispersant are dispersant A N923CP, and silane coupling agent is silane coupling agent KH560；It is anti-in the internal layer
Oxygen agent is antioxidant UV-531, and the antioxidant in outer layer is antioxidant 1010.
The preparation method of the anti-riot HDPE feed pipes of pressure resistance, includes the following steps：
The preparation method is the same as that of Example 1.
Main performance is tested：Every test is carried out, the performance test results are as shown in table 1.
In order to verify feed pipe prepared by the present invention, learnt according to table 1, the feed pipe prepared by the present invention all has excellent
Comprehensive performance, can meet the requirements, and have higher ring stiffness, can be good at the explosion for preventing feed pipe.
It is to be appreciated that the present invention is not limited to the above specific embodiments, those skilled in the art can weigh
Profit makes various deformations or amendments in the range of requiring, this is not affected the essence of the present invention.
Claims (6)
1. a kind of anti-riot HDPE feed pipes of pressure resistance, it is characterised in that：It including internal layer and outer layer, calculates according to the mass fraction, outer layer packet
Include 40-70 parts of POE, 10-20 parts of nylon fibers, 4-6 parts of compatilizers, 2-3 parts of photostabilizers, 0.4-0.6 parts of antioxidant, 0.8-1.2
Part dispersant and 5-10 parts of silane coupling agents；Internal layer includes 50-60 parts of HDPE, 4-6 parts of compatilizers, 0.5-1 parts of antioxidant, 5-15
Part superfine talcum powder, 5-15 parts of calcium carbonate and 5-10 parts of silane coupling agents.
2. the anti-riot HDPE feed pipes of pressure resistance according to claim 1, it is characterised in that：The length of the nylon fiber is 4-
12mm。
3. the anti-riot HDPE feed pipes of pressure resistance according to claim 1, it is characterised in that：The compatilizer is POE-g-
MAH or POE-g-GMA.
4. the anti-riot HDPE feed pipes of pressure resistance according to claim 1, it is characterised in that：The photostabilizer is photostabilizer
VK-TN01, dispersant are dispersant A N923CP, and silane coupling agent is silane coupling agent KH560.
5. the anti-riot HDPE feed pipes of pressure resistance according to claim 1, it is characterised in that：Antioxidant in the outer layer is
Antioxidant UV-531, the antioxidant in internal layer are antioxidant 1010 or antioxidant 1076.
6. a kind of preparation method of the anti-riot HDPE feed pipes of pressure resistance as described in claim 1, it is characterised in that：Including walking as follows
Suddenly：Preparation including inner tube and outer tube；The preparation of inner tube is：By above-mentioned mass fraction, by HDPE, compatilizer, antioxygen
Agent, superfine talcum powder, calcium carbonate and silane coupling agent, which pour into batch mixer, to be uniformly mixed, and is carried out using double screw extruder
It squeezes out, the extrusion temperature of double screw extruder is 175~190 DEG C；The preparation of outer tube is：It, will by above-mentioned mass fraction
POE, nylon fiber, compatilizer, photostabilizer, antioxidant, dispersant and silane coupling agent, which pour into batch mixer, to be uniformly mixed,
Then double screw extruder is added to be squeezed out, the extrusion temperature of double screw extruder is 165~180 DEG C；Inner tube with it is outer
When layer pipe is squeezed out, using coextrusion processes, outer tube is made to be coated on outside inner tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610139245.1A CN105778249B (en) | 2016-03-13 | 2016-03-13 | Anti-riot HDPE feed pipes of pressure resistance and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610139245.1A CN105778249B (en) | 2016-03-13 | 2016-03-13 | Anti-riot HDPE feed pipes of pressure resistance and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN105778249A CN105778249A (en) | 2016-07-20 |
| CN105778249B true CN105778249B (en) | 2018-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610139245.1A Active CN105778249B (en) | 2016-03-13 | 2016-03-13 | Anti-riot HDPE feed pipes of pressure resistance and preparation method thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112356517B (en) * | 2020-10-09 | 2022-07-22 | 浙江中财管道科技股份有限公司 | Polypropylene composite pipe with high impact resistance |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202100839U (en) * | 2011-06-02 | 2012-01-04 | 珠海市派特尔科技有限公司 | Inner pipe structure of resin pipes |
| CN105015041A (en) * | 2015-07-27 | 2015-11-04 | 广东联塑科技实业有限公司 | Deep sea aquaculture net cage HDPE pipe material and preparation method thereof |
-
2016
- 2016-03-13 CN CN201610139245.1A patent/CN105778249B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202100839U (en) * | 2011-06-02 | 2012-01-04 | 珠海市派特尔科技有限公司 | Inner pipe structure of resin pipes |
| CN105015041A (en) * | 2015-07-27 | 2015-11-04 | 广东联塑科技实业有限公司 | Deep sea aquaculture net cage HDPE pipe material and preparation method thereof |
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| CN105778249A (en) | 2016-07-20 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Pressure and explosion proof HDPE water supply pipe and its preparation method Effective date of registration: 20220610 Granted publication date: 20181019 Pledgee: Postal Savings Bank of China Limited Anshun Pingba District sub branch Pledgor: GUIZHOU GS TECHNOLOGY PLASTIC PIPE CO.,LTD. Registration number: Y2022980007495 |
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