CN107973965A - HDPE double-wall corrugated pipes and preparation method thereof - Google Patents
HDPE double-wall corrugated pipes and preparation method thereof Download PDFInfo
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- CN107973965A CN107973965A CN201711382923.8A CN201711382923A CN107973965A CN 107973965 A CN107973965 A CN 107973965A CN 201711382923 A CN201711382923 A CN 201711382923A CN 107973965 A CN107973965 A CN 107973965A
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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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- 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
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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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
- 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
- C08K2003/267—Magnesium 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3009—Sulfides
- C08K2003/3036—Sulfides of zinc
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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
- C08K2201/01—Magnetic additives
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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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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
- 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
- C08L2207/20—Recycled plastic
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- Polymers & Plastics (AREA)
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Abstract
The present invention provides a kind of mixed material of HDPE double-wall corrugated pipes, mixture is formulated including the HDPE that mass percentage is 30 ~ 55%, mass percentage is 17 ~ 35% HDPE high intensity filling master batch, it is characterized in that, further include the magnesium carbonate that mass percentage is 7 ~ 20% and the zinc sulphide that mass percentage is 1 ~ 15%.The present invention is formulated by improving, and is effectively improved the ring stiffness and mechanical property of HDPE double-wall corrugated pipes.
Description
Technical field
The present invention relates to bellows manufacturing field, particularly a kind of HDPE double-wall corrugated pipes and preparation method thereof.
Background technology
High density polyethylene (HDPE), is that a kind of crystallinity is high, nonpolar thermoplastic resin.The appearance of ortho states HDPE is in milky white
Color, in meagre section in a degree of translucent.Light-weight since its is anticorrosive, the characteristic of low cost, has been obtained for
Extensive promotion and application.The manufacture of wherein bellows is exactly a main application fields of high density polyethylene (HDPE), but due to
Some the physical property defects of high density polyethylene (HDPE) in itself, greatly limit its popularization and development in bellows manufacturing field,
For example, impact strength is low, tensile strength is low, toughness of material is poor.
Main problem existing for current HDPE double-wall corrugated pipes is that epipodium stiffness pipe production difficulty is big, and many producers lead to
Cross using high intensity filling master batch to strengthen the ring stiffness of tubing, but the amount of high intensity filling master batch cannot be added again, otherwise can
Cause tubing partially crisp, thus only increase tubing size and weight, this virtually adds production cost, with winding pipe,
Lose out in the competition of carat pipe.
The content of the invention
It is an object of the invention to provide a kind of HDPE double-wall corrugated pipes and preparation method thereof, it can improve HDPE double-walleds
The mechanical property and its ring stiffness of bellows.
To achieve the above object, the present invention provides following technical solution：A kind of HDPE double-wall corrugated pipes, including quality percentage
The HDPE that content is 30 ~ 55% is formulated mixture, and mass percentage is 17 ~ 35% HDPE high intensity filling master batch, is also wrapped
Include the magnesium carbonate that mass percentage is 7 ~ 20% and the zinc sulphide that mass percentage is 1 ~ 15%.
Further, defoamer and stabilizer are further included.
Further, the quality percentage that the defoamer and the stabilizer account in the material of whole HDPE bellowss contains
Measure as 1 ~ 4%, the ratio between mass percentage of the defoamer and the stabilizer is 1:2.
Further, the mass percentage that HDPE is formulated mixture is 40 ~ 55%, HDPE high intensity filling master batch
Mass percentage is 19 ~ 30%, and the mass percentage of magnesium carbonate is 9 ~ 15%, and the mass percentage of zinc sulphide is 4 ~ 8%.
Further, HDPE, which is formulated mixture, includes 60 grades or 80 grades virgin materials of HDPE polyethylene, HDPE reworked materials, PP poly- third
Alkene raw material, black master batch, coupling agent, plasticizer and dispersant.
Further, PE resins are further included（High density polyethylene (HDPE)）, mica powder, SBS styrene analog thermoplastic elastomers
（TPU）.
Further, further include HDPE resins, calcium sulfate crystal whiskers, nano-titanium dioxide, aluminium borate whisker, four [β-（3,
5- di-t-butyl -4- hydroxy phenyls）Propionic acid], pentaerythritol ester, septichen phenyl ester and Tissuemat E.
The present invention also provides a kind of production method of HDPE double-wall corrugated pipes, including mixing quality percentage composition is 30 ~ 55%
HDPE formula mixture, mass percentage be 17 ~ 35% HDPE high intensity filling master batch, further include quality percentage and contain
The magnesium carbonate and mass percentage measured as 7 ~ 20% are 1 ~ 15% zinc sulphide.
A kind of preparation method of HDPE double-wall corrugated pipes provided by the invention, comprises the following steps：（1）It is mixed by HDPE formulas
The mass percent for closing each component in material weighs 80 grades or 100 grades virgin materials of HDPE polyethylene, HDPE reworked materials, PP polypropylene original
Material, black master batch, coupling agent, defoamer, plasticizer and dispersant；（2）Using as HDPE reworked materials, the black masterbatch of auxiliary element
Material and defoamer, which are added in batch mixer, to stir evenly, and then adds HDPE polyethylene 80 grades or 100 grades virgin materials, PP pp materials
Stir evenly, add coupling agent, plasticizer and dispersant, be delivered in comminutor and be granulated after stirring evenly, obtain HDPE and match somebody with somebody
Square mixture；（3）By in mixed material HDPE be formulated mixture, HDPE high intensity filling master batch, defoamer, black master batch,
The mass percent of elastomer material, lubricant and stabilizer weighs each component；（4）HDPE formula mixtures are first added into batch mixing
Machine, then adds HDPE high intensity filling master batch and black master batch, is eventually adding defoamer, elastomer material, lubricant and steady
Determine agent, after being uniformly mixed, be sent into the plasticizing of ripple pipe outer wall host, extrusion, obtain HDPE bellowss.
The present invention is formulated by improving, and is improved the ring stiffness of HDPE double-wall corrugated pipes, is improved mechanical property, reduces
The frequency of replacement.
Embodiment
Embodiment 1
The present invention provides a kind of HDPE double-wall corrugated pipes, including the HDPE that mass percentage is 30 ~ 55% is formulated mixture, matter
Measure percentage composition be 17 ~ 35% HDPE high intensity filling master batch, further include mass percentage be 7 ~ 20% magnesium carbonate and
Mass percentage is 1 ~ 15% zinc sulphide.
According to the formula of the HDPE double-wall corrugated pipes of the present embodiment, there is following experimental result, be shown in Table one：
Table one
| Magnesium carbonate（Mass percent） | Zinc sulphide（Mass percent） | Ring stiffness |
| 0 | 0 | 4 |
| 7 | 1 | >4 |
| 10 | 5 | >4 |
| 15 | 10 | 8 |
| 20 | 15 | >8 |
By table one as it can be seen that the ring stiffness for being not added with the HDPE double-wall corrugated pipes of magnesium carbonate and zinc sulphide is 4, after having added above-mentioned material,
Ring stiffness is slowly increased to 8 or more, illustrates that the formula in the present invention plays the ring stiffness for lifting HDPE double-wall corrugated pipes
Obvious effect.
Embodiment 2
On the basis of embodiment 1, HDPE resins, calcium sulfate crystal whiskers, nano-titanium dioxide, aluminium borate whisker, four are further included
[β-（3,5- di-t-butyl -4- hydroxy phenyls）Propionic acid], pentaerythritol ester, septichen phenyl ester and Tissuemat E.
According to the formula of the HDPE double-wall corrugated pipes of the present embodiment, bending strength, the stretching of HDPE double-wall corrugated pipes are tested
The parameters such as intensity, elongation percentage, bending modulus, impact strength, have following contrast and experiment, are shown in Table two：
Table two
| Parameter | The bellows of the present invention | The HDPE double-wall corrugated pipes not added | Lift percentage |
| Bending strength（Mpa） | 15 | 12 | 25% |
| Tensile strength（Mpa） | 32 | 22 | 45% |
| Elongation percentage（%） | 450 | 400 | 12.5% |
| Bending modulus（Mpa） | 600 | 530 | 13.2% |
| Impact strength（kj/m2） | 35 | 29 | 20.7% |
As shown in Table 2, compared to similar product, using HDPE double-wall corrugated pipes manufactured in the present embodiment, there is more preferable mechanics
Performance.
Embodiment 3
On the basis of embodiment 2, defoamer and stabilizer are further included, the material of defoamer and stabilizer in whole HDPE bellowss
The mass percentage accounted in material is 1 ~ 4%, and the ratio between mass percentage of defoamer and stabilizer is 1:2.
Embodiment 4
On the basis of embodiment 3, the mass percent of magnesium carbonate be 7 ~ 20%, the mass percentage of zinc sulphide for 1 ~
15%。
Embodiment 5
In a kind of HDPE bellowss provided by the invention, the mass percentage of HDPE formula mixtures is 40 ~ 55%, HDPE
It is 19 ~ 30% with the mass percentage of high intensity filling master batch, the mass percentage of magnesium carbonate is 9 ~ 15%, the matter of zinc sulphide
It is 4 ~ 8% to measure percentage composition.
Embodiment 6
In a kind of HDPE bellowss provided by the invention, it is new that HDPE formula mixtures include 60 grades or 80 grades of HDPE polyethylene
Material, HDPE reworked materials, PP pp materials, black master batch, coupling agent, plasticizer and dispersant.
Embodiment 7
A kind of HDPE bellowss provided by the invention, further include PE resins（High density polyethylene (HDPE)）, mica powder, SBS styrene
Analog thermoplastic elastomer（TPU）.
Embodiment 8
The present invention provides a kind of production method of HDPE bellowss, including the HDPE that mixing quality percentage composition is 30 ~ 55% matches somebody with somebody
Square mixture, mass percentage are 17 ~ 35% HDPE high intensity filling master batch, it is characterised in that further include quality percentage
The magnesium carbonate that content is 7 ~ 20% and the zinc sulphide that mass percentage is 1 ~ 15%.
Embodiment 9
In a kind of preparation method of HDPE double-wall corrugated pipes provided by the invention, comprise the following steps：（1）It is formulated and mixes by HDPE
In material the mass percent of each component weigh 80 grades or 100 grades virgin materials of HDPE polyethylene, HDPE reworked materials, PP pp materials,
Black master batch, coupling agent, defoamer, plasticizer and dispersant；（2）Using as the HDPE reworked materials of auxiliary element, black master batch
Add in batch mixer and stir evenly with defoamer, then add HDPE polyethylene 80 grades or 100 grades virgin materials, PP pp materials and stir
Mix uniformly, add coupling agent, plasticizer and dispersant, be delivered in comminutor and be granulated after stirring evenly, obtain HDPE formulas
Mixture；（3）Mixture, HDPE high intensity filling master batch, defoamer, black master batch, bullet are formulated by HDPE in mixed material
The mass percent of property body material, lubricant and stabilizer weighs each component；（4）HDPE formula mixtures are first added into batch mixer,
Then HDPE high intensity filling master batch and black master batch are added, is eventually adding defoamer, elastomer material, lubricant and stabilization
Agent, after being uniformly mixed, is sent into the plasticizing of ripple pipe outer wall host, extrusion, obtains HDPE bellowss.
Embodiment 10
Comprise the following steps in preparation method provided by the invention：（1）The quality percentage of each component in mixture is formulated by HDPE
Than weighing HDPE polyethylene 80 grades or 100 grades virgin materials, HDPE reworked materials, PP pp materials, black master batch, coupling agent, defoamings
Agent, plasticizer and dispersant；（2）Added as the HDPE reworked materials of auxiliary element, black master batch and defoamer in batch mixer
Stir evenly, then add HDPE polyethylene 80 grades or 100 grades virgin materials, PP pp materials stir evenly, add coupling agent,
Plasticizer and dispersant, are delivered in comminutor after stirring evenly and are granulated, and obtain HDPE formula mixtures；（3）By mixed material
Middle HDPE formulas mixture, HDPE high intensity filling master batch, defoamer, black master batch, elastomer material, lubricant and stabilizer
Mass percent weigh each component；（4）HDPE formula mixtures are first added into batch mixer, HDPE is then added and is filled out with high intensity
Masterbatch and black master batch are filled, is eventually adding defoamer, elastomer material, lubricant and stabilizer, after being uniformly mixed, is sent into ripple
The plasticizing of line pipe outer wall host, extrusion, obtain HDPE bellowss.
The ring stiffness that the formula of HDPE double-wall corrugated pipes obtains in the present invention is improved, and reduces the frequency of replacement.
Claims (9)
1. a kind of HDPE bellowss, including the HDPE that mass percentage is 30 ~ 55% are formulated mixture, mass percentage is
17 ~ 35% HDPE high intensity filling master batch, it is characterised in that further include the magnesium carbonate and matter that mass percentage is 7 ~ 20%
Measure the zinc sulphide that percentage composition is 1 ~ 15%.
2. HDPE bellowss according to claim 1, it is characterised in that further include defoamer and stabilizer.
3. HDPE bellowss according to claim 2, it is characterised in that the defoamer and the stabilizer are whole
The mass percentage accounted in the material of HDPE bellowss is 1 ~ 4%, the mass percentage of the defoamer and the stabilizer
The ratio between be 1:2.
4. HDPE bellowss according to claim 1, it is characterised in that HDPE formula mixture mass percentage be
The mass percentage of 40 ~ 55%, HDPE high intensity filling master batch is 19 ~ 30%, the mass percentage of magnesium carbonate for 9 ~
15%, the mass percentage of zinc sulphide is 4 ~ 8%.
5. the HDPE bellowss according to any one of claim 1-4, it is characterised in that HDPE formula mixtures include
60 grades or 80 grades virgin materials of HDPE polyethylene, HDPE reworked materials, PP pp materials, black master batch, coupling agent, plasticizer and scattered
Agent.
6. the HDPE bellowss according to claim 1, it is characterised in that further include PE resins（High density polyethylene (HDPE)）,
Mica powder, SBS styrene analog thermoplastic elastomers（TPU）.
7. HDPE bellowss according to claim 1, it is characterised in that further include HDPE resins, calcium sulfate crystal whiskers, receive
Rice titanium dioxide, aluminium borate whisker, four [β-（3,5- di-t-butyl -4- hydroxy phenyls）Propionic acid], pentaerythritol ester, neighbour
Phenyl hydroxybenzoate and Tissuemat E.
8. a kind of production method of HDPE bellowss, it is characterised in that the HDPE that mixing quality percentage composition is 30 ~ 55% is formulated
Mixture, mass percentage are 17 ~ 35% HDPE high intensity filling master batch, and it is 7 ~ 20% to further include mass percentage
Magnesium carbonate and the zinc sulphide that mass percentage is 1 ~ 15%.
9. preparation method according to claim 8, it is characterised in that comprise the following steps：
（1）The mass percent that each component in mixture is formulated by HDPE weighs HDPE polyethylene 80 grades or 100 grades virgin materials, HDPE
Reworked material, PP pp materials, black master batch, coupling agent, defoamer, plasticizer and dispersant；
（2）Stirred evenly being added as the HDPE reworked materials of auxiliary element, black master batch and defoamer in batch mixer, Ran Houjia
Enter HDPE polyethylene 80 grades or 100 grades virgin materials, PP pp materials to stir evenly, add coupling agent, plasticizer and dispersant,
It is delivered in comminutor and is granulated after stirring evenly, obtains HDPE formula mixtures；
（3）Mixture, HDPE high intensity filling master batch, defoamer, black master batch, elastomer are formulated by HDPE in mixed material
The mass percent of material, lubricant and stabilizer weighs each component；
（4）HDPE formula mixtures are first added into batch mixer, then add HDPE high intensity filling master batch and black master batch, most
Defoamer, elastomer material, lubricant and stabilizer are added afterwards, after being uniformly mixed, are sent into the plasticizing of ripple pipe outer wall host, are squeezed
Go out, obtain HDPE bellowss.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711382923.8A CN107973965A (en) | 2017-12-20 | 2017-12-20 | HDPE double-wall corrugated pipes and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711382923.8A CN107973965A (en) | 2017-12-20 | 2017-12-20 | HDPE double-wall corrugated pipes and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108676234A (en) * | 2018-05-28 | 2018-10-19 | 宜昌宜硕塑业有限公司 | A kind of enhancing double-wall corrugated pipe |
| CN111533985A (en) * | 2020-06-24 | 2020-08-14 | 宜昌宜硕塑业有限公司 | PE drain pipe and production process thereof |
| CN113527793A (en) * | 2021-08-04 | 2021-10-22 | 安徽豪洋管业科技有限公司 | Production method of HDPE double-wall corrugated pipe |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105440404A (en) * | 2015-12-10 | 2016-03-30 | 长沙天卓塑胶有限公司 | Mixed raw materials of HDPE bellows and manufacturing method thereof |
-
2017
- 2017-12-20 CN CN201711382923.8A patent/CN107973965A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105440404A (en) * | 2015-12-10 | 2016-03-30 | 长沙天卓塑胶有限公司 | Mixed raw materials of HDPE bellows and manufacturing method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108676234A (en) * | 2018-05-28 | 2018-10-19 | 宜昌宜硕塑业有限公司 | A kind of enhancing double-wall corrugated pipe |
| CN111533985A (en) * | 2020-06-24 | 2020-08-14 | 宜昌宜硕塑业有限公司 | PE drain pipe and production process thereof |
| CN111533985B (en) * | 2020-06-24 | 2023-04-07 | 宜昌宜硕塑业有限公司 | PE drain pipe and production process thereof |
| CN113527793A (en) * | 2021-08-04 | 2021-10-22 | 安徽豪洋管业科技有限公司 | Production method of HDPE double-wall corrugated pipe |
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Application publication date: 20180501 |