CN109111616A - A kind of HDPE composite and its preparation method and application of superhigh molecular weight polyethylene material enhancing - Google Patents
A kind of HDPE composite and its preparation method and application of superhigh molecular weight polyethylene material enhancing Download PDFInfo
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- CN109111616A CN109111616A CN201810550417.3A CN201810550417A CN109111616A CN 109111616 A CN109111616 A CN 109111616A CN 201810550417 A CN201810550417 A CN 201810550417A CN 109111616 A CN109111616 A CN 109111616A
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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
- 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
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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
- C08L2207/06—Properties of polyethylene
- C08L2207/068—Ultra high molecular weight polyethylene
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Abstract
The present invention relates to a kind of HDPE composites and its preparation method and application of superhigh molecular weight polyethylene material enhancing.The HDPE composite is grouped as by the group of following mass fraction: 100 parts of high-density polyethylene resin；20 ~ 100 parts of UHMWPE resin；2 ~ 15 parts of flow promoters；0.1 ~ 5 part of antioxidant；0.5 ~ 3 part of color masterbatch.The present invention is high using the UHMWPE strength of materials, modulus is big and the good feature of HDPE resin compatibility, HDPE special material for pipeline is carried out composite modified, the intensity and modulus of composite material had both can be improved in the HDPE composite of superhigh molecular weight polyethylene material enhancing, HDPE material itself high tenacity can be kept again, can be widely applied to prepare municipal pipeline product or industrial pipeline product.
Description
Technical field
The invention belongs to hdpe pipe fields, more particularly, to a kind of superhigh molecular weight polyethylene material
HDPE composite of enhancing and its preparation method and application.
Background technique
The characteristics of HDPE pipeline good toughness, cold resistance are good, sag low suitable production large diameter pipeline makes HDPE pipeline in city
Political affairs, industrial pipeline application field have very big market, and HDPE pipeline has many advantages, such as above, but there is also modulus and intensity
The opposite relatively low deficiency of PVC PP class pipeline.Currently, HDPE pipeline is enhanced first is that by the design of pipeline configuration, such as
The appearance of PE double-wall corrugated pipe, PE winding structure pipe；Second is that molecular structure is designed in PE polymerization, it is such as bimodal
HDPE, super high molecular weight PE etc.；Third is that carrying out composite modified, such as organic, inorganic rigid particle to HDPE by the method being blended
It is modified, it is nucleater modified etc..
It is usually that inorganic particulate is added that the modified method of enhancing, which is blended, in previous HDPE material, is on the one hand to utilize inorganic particulate
Rigidity play enhancing and increase rigid effect, second is that reducing cost as filler.But this method is generally required to inorganic particulate
Surface is modified, to enhance the compatibility with HDPE base-material, and the type of inorganic particulate, particle size, surface treatment mode etc.
All have a significant impact to modified HDPE performance.
Therefore, a kind of high intensity, modulus height are developed and the HDPE composite of HDPE material itself high tenacity can be kept to have
There are important research significance and application value.
Summary of the invention
It is an object of the invention to overcome in the prior art HDPE material intensity it is low, the low disadvantage of modulus provides a kind of super
The HDPE composite of High molecular weight polyethylene Material reinforcement.The present invention is high using the UHMWPE strength of materials, modulus is big, with HDPE
The good feature of resin compatible, to HDPE special material for pipeline carry out it is composite modified obtain HDPE composite, it is provided by the invention
HDPE composite significantly improves intensity, the modulus of material on the basis of keeping HDPE material itself high tenacity.
Another object of the present invention is to provide the preparation methods of above-mentioned HDPE composite.
Another object of the present invention is to provide above-mentioned HDPE composites to prepare municipal pipeline product or industrial pipeline
Application in product.
For achieving the above object, the present invention adopts the following technical scheme:
A kind of HDPE composite of superhigh molecular weight polyethylene material enhancing, is grouped as by the group of following mass fraction:
100 parts of high-density polyethylene resin；
20 ~ 100 parts of UHMWPE resin；
2 ~ 15 parts of flow promoters；
0.1 ~ 5 part of antioxidant；
0.5 ~ 3 part of color masterbatch.
The HDPE composite of superhigh molecular weight polyethylene material enhancing provided by the invention, passes through the side of blending and modifying
Method, it is high using ultra-high molecular weight polyethylene (UHMWPE) intensity, modulus is big, with the good feature of HDPE resin compatibility, by UHMWPE
Material is composite modified as reinforced modifier and the progress of high-density polyethylene resin (HDPE) material, obtains a kind of enhanced
HDPE/UHMWPE composite modification material.The HDPE composite of superhigh molecular weight polyethylene material enhancing provided by the invention exists
On the basis of keeping HDPE material itself high tenacity, intensity, the modulus of material are improved, is finally reached and improves HDPE pipeline modulus
With the purpose of intensity.
Preferably, the HDPE composite is grouped as by the group of following mass fraction:
100 parts of high-density polyethylene resin；
30 ~ 90 parts of UHMWPE resin；
5 ~ 15 parts of flow promoters；
0.1 ~ 2 part of antioxidant；
1 ~ 2 part of color masterbatch.
It is further preferable that the HDPE composite is grouped as by the group of following mass fraction:
100 parts of high-density polyethylene resin；
40 parts of UHMWPE resin；
10 parts of flow promoters；
0.4 part of antioxidant；
2 parts of color masterbatch.
Preferably, the density of the high-density polyethylene resin is 0.941 ~ 0.965g/cm3, under 190 DEG C/5.0kg
Melt mass flow rate is 0.5 ~ 1.4g/10min, yield strength >=24MPa, elongation at break >=350%.
UHMWPE is a kind of Hi-fax of the molecular weight greater than 1,500,000, and strand is extremely long, and intensity, toughness and heat are steady
Qualitative energy etc. is quite prominent.With HDPE blending and modifying, physics can be formed in HDPE matrix using the strand of its overlength and twined
Knot, improves the intensity and toughness of HDPE material.
Preferably, the UHMWPE resin density is 0.930 ~ 0.955g/cm3, melt matter under 190 DEG C/21.6kg
Flow rate≤0.1g/10min is measured, yield strength is 25 ~ 30MPa, viscosity average molecular weigh >=1,500,000.
Preferably, the flow promoters are one or more of PE wax, LLDPE or MDPE.
Preferably, the antioxidant is one or more of antioxidant 1010, irgasfos 168, antioxidant 1076.
The preparation method of above-mentioned HDPE composite, includes the following steps:
S1: it after mixing by high-density polyethylene resin, UHMWPE resin, flow promoters and part antioxidant, squeezes out, is cold
But, it is granulated, obtains enhancing HDPE composite master batch；
S2: after enhancing HDPE composite master batch, remaining antioxidant and color masterbatch are mixed, extrusion molding is up to the super high molecular weight
The HDPE composite of polyethylene enhancing.
Preferably, it is squeezed out in S1 using double screw extruder, the temperature of the double screw extruder is 160 ~ 220 DEG C；S2
In using double screw extruder squeeze out, 180 ~ 240 DEG C of the machine barrel front-end temperature of the double screw extruder, machine barrel back segment temperature
Degree is 160 ~ 180 DEG C, 170 ~ 220 DEG C of die head temperature.
Above-mentioned HDPE composite is preparing the application in municipal pipeline product or industrial pipeline product also of the invention
In protection scope.
Compared with prior art, the invention has the following beneficial effects:
The present invention is high using the UHMWPE strength of materials, modulus is big, and the good feature with HDPE resin compatibility is dedicated to HDPE pipeline
Material progress is composite modified, and composite material both can be improved in the HDPE composite of obtained superhigh molecular weight polyethylene material enhancing
Intensity and modulus, and HDPE material itself high tenacity can be kept, it can be widely applied to prepare municipal pipeline product or industrial pipeline
Product.
Specific embodiment
Below with reference to embodiment and reference examples, the present invention will be further described.These embodiments are only to of the invention
Typical case's description, however, the present invention is not limited thereto.Test method used in following embodiments and reference examples unless otherwise specified, is
Conventional method, used raw material, reagent etc., unless otherwise specified, being can original obtained from commercial sources such as regular market purchases
Material and reagent.
Embodiment 1
100 parts of HDPE resins, 20 parts of UHMWPE resins, 5 parts of PE waxes, 0.3 part of antioxidant 1010 are mixed by mass fraction, are added
It is squeezed out in double screw extruder, the cooling UHMWPE that obtains of granulation enhances HDPE composite master batch；Again by the above-mentioned compound mother of enhancing HDPE
Tubing is extruded into after grain, 0.1 part of irgasfos 168,2 parts of color masterbatch mixing.
The temperature of the double screw extruder is 180 ~ 220 DEG C, and tube extrusion temperature is 160 ~ 220 DEG C.
The density of HDPE resin is 0.941 ~ 0.965gg/cm3, melt mass flow rate (190 DEG C/5.0kg) 0.5 ~
1.4g/10min, yield strength >=24MPa, elongation at break >=350%.
UHMWPE resin density is 0.930 ~ 0.955g/cm3, melt mass flow rate (190 DEG C/21.6kg)≤
0.1g/10min, yield strength are 25 ~ 30MPa, viscosity average molecular weigh >=1,500,000.
Embodiment 2
100 parts of HDPE resins, 30 parts of UHMWPE resins, 8 parts of PE waxes, 0.3 part of antioxidant 1010 are mixed by mass fraction, are added
It is squeezed out in double screw extruder, the cooling UHMWPE that obtains of granulation enhances HDPE composite master batch；Again by the above-mentioned compound mother of enhancing HDPE
Tubing is extruded into after grain, 0.1 part of irgasfos 168,2 parts of color masterbatch mixing.
The temperature of the double screw extruder is 180 ~ 220 DEG C, and tube extrusion temperature is 160 ~ 220 DEG C.
The density of HDPE resin is 0.941 ~ 0.965gg/cm3, melt mass flow rate (190 DEG C/5.0kg) 0.5 ~
1.4g/10min, yield strength >=24MPa, elongation at break >=350%.
UHMWPE resin density is 0.930 ~ 0.955g/cm3, melt mass flow rate (190 DEG C/21.6kg)≤
0.1g/10min, yield strength are 25 ~ 30MPa, viscosity average molecular weigh >=1,500,000.
Embodiment 3
100 parts of HDPE resins, 40 parts of UHMWPE resins, 10 parts of PE waxes, 0.3 part of antioxidant 1010 are mixed by mass fraction, added
Enter in double screw extruder to squeeze out, the cooling UHMWPE that obtains of granulation enhances HDPE composite master batch；It is again that above-mentioned enhancing HDPE is compound
Tubing is extruded into after master batch, 0.1 part of irgasfos 168,2 parts of color masterbatch mixing.
The temperature of the double screw extruder is 180 ~ 220 DEG C, and tube extrusion temperature is 160 ~ 220 DEG C.
The density of HDPE resin is 0.941 ~ 0.965gg/cm3, melt mass flow rate (190 DEG C/5.0kg) 0.5 ~
1.4g/10min, yield strength >=24MPa, elongation at break >=350%.
UHMWPE resin density is 0.930 ~ 0.955g/cm3, melt mass flow rate (190 DEG C/21.6kg)≤
0.1g/10min, yield strength are 25 ~ 30MPa, viscosity average molecular weigh >=1,500,000.
Embodiment 4
The present embodiment is made of 100 parts of HDPE resins, 20 parts of UHMWPE resins, 2 parts of PE waxes, 0.1 part of antioxidant, 3 parts of color masterbatch.
The density of HDPE resin is 0.941 ~ 0.965gg/cm3, melt mass flow rate (190 DEG C/5.0kg) 0.5 ~
1.4g/10min, yield strength >=24MPa, elongation at break >=350%.
UHMWPE resin density is 0.930 ~ 0.955g/cm3, melt mass flow rate (190 DEG C/21.6kg)≤
0.1g/10min, yield strength are 25 ~ 30MPa, viscosity average molecular weigh >=1,500,000.
100 parts of HDPE resins, 20 parts of UHMWPE resins, 2 parts of PE waxes, 0.07 part of antioxidant 1010 are mixed by mass fraction
It closes, adds twin-screw extrude extrusion, the cooling UHMWPE that obtains of granulation enhances HDPE composite master batch；It is again that above-mentioned HDPE is compound
Tubing is extruded into after master batch, 0.03 part of irgasfos 168,3 parts of color masterbatch mixing.
Embodiment 5
The present embodiment is made of 100 parts of HDPE resins, 100 parts of UHMWPE resins, 15 parts of PE waxes, 5 parts of antioxidant, 0.5 part of color masterbatch.
The density of HDPE resin is 0.941 ~ 0.965gg/cm3, melt mass flow rate (190 DEG C/5.0kg) 0.5 ~
1.4g/10min, yield strength >=24MPa, elongation at break >=350%.
UHMWPE resin density is 0.930 ~ 0.955g/cm3, melt mass flow rate (190 DEG C/21.6kg)≤
0.1g/10min, yield strength are 25 ~ 30MPa, viscosity average molecular weigh >=1,500,000.
100 parts of HDPE resins, 100 parts of UHMWPE resins, 15 parts of PE waxes, 3.5 parts of antioxidant 1010s are mixed by mass fraction
It closes, adds twin-screw extrude extrusion, the cooling UHMWPE that obtains of granulation enhances HDPE composite master batch；It is again that above-mentioned HDPE is compound
Tubing is extruded into after master batch, 1.5 parts of irgasfos 168s, 0.5 part of color masterbatch mixing.
Embodiment 6
The present embodiment is made of 100 parts of HDPE resins, 30 parts of UHMWPE resins, 5 parts of PE waxes, 0.1 part of antioxidant, 1 part of color masterbatch.
The density of HDPE resin is 0.941 ~ 0.965gg/cm3, melt mass flow rate (190 DEG C/5.0kg) 0.5 ~
1.4g/10min, yield strength >=24MPa, elongation at break >=350%.
UHMWPE resin density is 0.930 ~ 0.955g/cm3, melt mass flow rate (190 DEG C/21.6kg)≤
0.1g/10min, yield strength are 25 ~ 30MPa, viscosity average molecular weigh >=1,500,000.
100 parts of HDPE resins, 30 parts of UHMWPE resins, 5 parts of PE waxes, 0.07 part of antioxidant 1010 are mixed by mass fraction
It closes, adds twin-screw extrude extrusion, the cooling UHMWPE that obtains of granulation enhances HDPE composite master batch；It is again that above-mentioned HDPE is compound
Tubing is extruded into after master batch, 0.03 part of irgasfos 168,1 part of color masterbatch mixing.
Embodiment 7
The present embodiment is made of 100 parts of HDPE resins, 90 parts of UHMWPE resins, 15 parts of PE waxes, 2 parts of antioxidant, 2 parts of color masterbatch.
The density of HDPE resin is 0.941 ~ 0.965gg/cm3, melt mass flow rate (190 DEG C/5.0kg) 0.5 ~
1.4g/10min, yield strength >=24MPa, elongation at break >=350%.
UHMWPE resin density is 0.930 ~ 0.955g/cm3, melt mass flow rate (190 DEG C/21.6kg)≤
0.1g/10min, yield strength are 25 ~ 30MPa, viscosity average molecular weigh >=1,500,000.
100 parts of HDPE resins, 90 parts of UHMWPE resins, 15 parts of PE waxes, 1.4 parts of antioxidant 1010s are mixed by mass fraction
It closes, adds twin-screw extrude extrusion, the cooling UHMWPE that obtains of granulation enhances HDPE composite master batch；It is again that above-mentioned HDPE is compound
Tubing is extruded into after master batch, 0.6 part of irgasfos 168,2 parts of color masterbatch mixing.
Embodiment 8
The present embodiment is made of 100 parts of HDPE resins, 20 parts of UHMWPE resins, 5 parts of PE waxes, 0.4 part of antioxidant, 2 parts of color masterbatch.
The density of HDPE resin is 0.941 ~ 0.965g/cm3, melt mass flow rate (190 DEG C/5.0kg) 2.0 ~
3.5g/10min, yield strength >=22MPa, elongation at break >=350%.
UHMWPE resin density is 0.930 ~ 0.955g/cm3, melt mass flow rate (190 DEG C/21.6kg)≤
0.1g/10min, yield strength are 25 ~ 30MPa, viscosity average molecular weigh >=1,500,000.
100 parts of HDPE resins, 20 parts of UHMWPE resins, 5 parts of PE waxes, 0.3 part of antioxidant 1010 are mixed by mass fraction,
Add twin-screw extrude extrusion, the cooling UHMWPE that obtains of granulation enhances HDPE composite master batch；Again by the compound mother of above-mentioned HDPE
Tubing is extruded into after grain, 0.1 part of irgasfos 168,2 parts of color masterbatch mixing.
Embodiment 9
The present embodiment is made of 100 parts of HDPE resins, 20 parts of UHMWPE resins, 5 parts of PE waxes, 0.4 part of antioxidant, 2 parts of color masterbatch.
The density of HDPE resin is 0.941 ~ 0.965gg/cm3, melt mass flow rate (190 DEG C/5.0kg) 0.5 ~
1.4g/10min, yield strength >=24MPa, elongation at break >=350%.
UHMWPE resin density is 0.930 ~ 0.955g/cm3, melt mass flow rate (190 DEG C/21.6kg)≤
0.1g/10min, yield strength are 28 ~ 30MPa, viscosity average molecular weigh >=3,000,000.
100 parts of HDPE resins, 20 parts of UHMWPE resins, 5 parts of PE waxes, 0.3 part of antioxidant 1010 are mixed by mass fraction,
Add twin-screw extrude extrusion, the cooling UHMWPE that obtains of granulation enhances HDPE composite master batch；Again by the compound mother of above-mentioned HDPE
Tubing is extruded into after grain, 0.1 part of irgasfos 168,2 parts of color masterbatch mixing.
Comparative example 1
By mass fraction by 100 parts of HDPE resins, 0.3 part of antioxidant 1010,2 parts of color masterbatch mixing are extruded into tubing, extrusion temperature
It is 160 ~ 220 DEG C.
Comparative example 2
100 parts of UHMWPE resins, 5 parts of PE waxes, 0.3 part of antioxidant 1010,2 parts of color masterbatch are mixed and are extruded into pipe by mass fraction
Material, extrusion temperature are 160 ~ 220 DEG C.
Comparative example 3
100 parts of HDPE resins, 5 parts of calcium carbonate, 0.3 part of antioxidant 1010,2 parts of color masterbatch are mixed and are extruded into pipe by mass fraction
Material, extrusion temperature are 160 ~ 220 DEG C.
Performance test
The HDPE tubing that embodiment 1 ~ 7 and comparative example 1 ~ 3 are prepared is tested for the property.As a result such as table 1.
1 the performance test results of table
It can be seen that the tensile yield strength by UHMWPE modified HDPE tubing from the result of above-described embodiment and comparative example
It is significantly improved with bending modulus, also keeps higher toughness.And comparative example 1 is unmodified HDPE tubing, intensity and modulus
It is all lower, there is larger gap compared with the comparative example 2 for using UHMWPE resin completely, comparative example 3 uses inorganic particulate carbonic acid
Calcium enhancing, although intensity and modulus increases obviously, the index that will lead to hydrostatic strength and elongation at break is lower.Thus
It is found that the HDPE pipe of UHMWPE provided by the invention enhancing is while keeping higher toughness, also with excellent intensity with
Modulus has excellent bearing capacity and application reliability.
Finally it is pointed out that above embodiments are only representative examples of the invention.Obviously, of the invention
Technical solution is not limited to above-described embodiment, can also there are many deformation.Those skilled in the art can be from the content of present invention
All deformations are directly exported or associated, are considered as scope of protection of the claims of the invention.
Claims (10)
1. a kind of HDPE composite of superhigh molecular weight polyethylene material enhancing, which is characterized in that by following mass fraction
Group is grouped as:
100 parts of high-density polyethylene resin；
20 ~ 100 parts of UHMWPE resin；
2 ~ 15 parts of flow promoters；
0.1 ~ 5 part of antioxidant；
0.5 ~ 3 part of color masterbatch.
2. HDPE composite according to claim 1, which is characterized in that the HDPE composite is by following mass fraction
Group be grouped as:
100 parts of high-density polyethylene resin；
30 ~ 90 parts of UHMWPE resin；
5 ~ 15 parts of flow promoters；
0.1 ~ 2 part of antioxidant；
1 ~ 2 part of color masterbatch.
3. HDPE composite according to claim 2, which is characterized in that the HDPE composite is by following mass fraction
Group be grouped as:
100 parts of high-density polyethylene resin；
40 parts of UHMWPE resin；
10 parts of flow promoters；
0.4 part of antioxidant；
2 parts of color masterbatch.
4. HDPE composite according to claim 1, which is characterized in that the density of the high-density polyethylene resin is
0.941~0.965g/cm3, the melt mass flow rate under 190 DEG C/5.0kg is 0.5 ~ 1.4g/10min, yield strength >=
24MPa, elongation at break >=350%.
5. HDPE composite according to claim 1, which is characterized in that the UHMWPE resin density be 0.930 ~
0.955g/cm3, melt mass flow rate≤0.1g/10min, yield strength is 25 ~ 30MPa, viscosity average molecular weigh >=1,500,000.
6. HDPE composite according to claim 1, which is characterized in that the flow promoters be PE wax, LLDPE or
One or more of MDPE.
7. HDPE composite according to claim 1, which is characterized in that the antioxidant is antioxidant 1010, antioxygen
One or more of agent 168, antioxidant 1076.
8. the preparation method of any HDPE composite of claim 1 ~ 7, which comprises the steps of:
S1: it after mixing by high-density polyethylene resin, UHMWPE resin, flow promoters and part antioxidant, squeezes out, is cold
But, it is granulated, obtains enhancing HDPE composite master batch；
S2: after enhancing HDPE composite master batch, remaining antioxidant and color masterbatch are mixed, extrusion molding is up to the super high molecular weight
The HDPE composite of polyethylene enhancing.
9. the preparation method of HDPE composite according to claim 8, which is characterized in that use double screw extruder in S1
It squeezes out, the temperature of the double screw extruder is 160 ~ 220 DEG C；Being squeezed out using double screw extruder in S2, the twin-screw
180 ~ 240 DEG C of the machine barrel front-end temperature of extruder, machine barrel back segment temperature are 160 ~ 180 DEG C, 170 ~ 220 DEG C of die head temperature.
10. any HDPE composite of claim 1 ~ 7 is preparing the application in municipal pipeline product or industrial pipeline product.
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| CN112662111A (en) * | 2020-12-21 | 2021-04-16 | 界首市奥胜达塑业有限公司 | Reinforced polyethylene pipe material and preparation method thereof |
| CN113121902A (en) * | 2021-03-23 | 2021-07-16 | 江西铜业股份有限公司 | Rapid-forming ultrahigh molecular weight polyethylene pipe and preparation method thereof |
| CN113337026A (en) * | 2021-06-25 | 2021-09-03 | 广西顺通高分子材料科技有限公司 | Preparation process of corrosion-resistant PE drain pipe |
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| CN114851636A (en) * | 2022-06-02 | 2022-08-05 | 安徽源锂高新材料有限公司 | Enhanced modified UPE water supply pipe material for long-distance conveying and convenient construction |
| CN114889279A (en) * | 2022-06-08 | 2022-08-12 | 安徽源锂高新材料有限公司 | Reinforced modified HDPE-IW polygonal pipe and preparation method thereof |
| CN116218065A (en) * | 2022-12-27 | 2023-06-06 | 亿美特装备(武汉)有限公司 | High-wear-resistance low-friction polyethylene functional master batch and preparation method and application thereof |
| CN116426054A (en) * | 2023-04-07 | 2023-07-14 | 云南惠强塑料制品有限公司 | Whisker modified high-density polyethylene composition |
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| CN113121902B (en) * | 2021-03-23 | 2022-11-22 | 江西铜业股份有限公司 | Rapid forming ultra-high molecular weight polyethylene pipe and preparation method thereof |
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| CN116218065A (en) * | 2022-12-27 | 2023-06-06 | 亿美特装备(武汉)有限公司 | High-wear-resistance low-friction polyethylene functional master batch and preparation method and application thereof |
| CN116426054A (en) * | 2023-04-07 | 2023-07-14 | 云南惠强塑料制品有限公司 | Whisker modified high-density polyethylene composition |
| CN116426054B (en) * | 2023-04-07 | 2023-11-10 | 云南惠强塑料制品有限公司 | Whisker modified high-density polyethylene composition |
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