CN105482233B - A kind of ultra-high molecular weight polyvinyl composite for extrusion molding pipe for escaping - Google Patents
A kind of ultra-high molecular weight polyvinyl composite for extrusion molding pipe for escaping Download PDFInfo
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- CN105482233B CN105482233B CN201610054246.6A CN201610054246A CN105482233B CN 105482233 B CN105482233 B CN 105482233B CN 201610054246 A CN201610054246 A CN 201610054246A CN 105482233 B CN105482233 B CN 105482233B
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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
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/004—Additives being defined by their length
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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
- C08L2207/068—Ultra high molecular weight polyethylene
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
A kind of ultra-high molecular weight polyvinyl composite for extrusion molding pipe for escaping, belong to superhigh molecular weight polyethylene material technical field.Characterized in that, parts by weight composition is：100 parts of ultra-high molecular weight polyethylene, short 3 ~ 14 parts of fiber/glass fiber, 5 ~ 18 parts of alkali magnesium sulfate crystal whisker, 2 ~ 8 parts of dioctyl phthalate, 1 ~ 10 part of fluorohydrocarbon base modified polyorganosiloxane, 05 parts of Tissuemat E.The present invention provides a kind of composition of ultra-high molecular weight polyethylene, change the processing difficulty of ultra-high molecular weight polyethylene, not only extrusion performance greatly improves the composition of the present invention, and the performance that is made that pipe for escaping physical and mechanical properties is more preferable, identical wall thickness and caliber side pipe for escaping is pressure-resistant and shock resistance improve more than 30%.
Description
Technical field
A kind of ultra-high molecular weight polyvinyl composite for extrusion molding pipe for escaping, belong to ultra-high molecular weight polyethylene
Field of material technology.
Background technology
Escaped to increase the escape probability of tunnel construction accident or be easy to accident rescue, it is necessary to be laid in tunnel piercing face
Pipeline.Due to the effect of pipe for escaping be personnel directly by or material and rescue aid convey, so the caliber needed is larger.
The pressure-resistant performance and shock resistance of Large Diameter Pipeline pipe for escaping are to weigh the important indicator of its performance.Existing pipe for escaping is adopted more
Used in Large Diameter Pipeline steel pipe or high-density polyethylene steel band winding pipe, but steel pipe weight is big, and pipe for escaping is carried and connection construction is stranded
Difficulty, performance that high-density polytene pipeline steel strip winding pipe is pressure-resistant and shock resistance are again undesirable.
Ultra-high molecular weight polyethylene（UHMWPE）It is a kind of thermoplastic engineering plastic with linear structure, molecular weight is up to
More than 1500000.Density is small, and tool has good wearability, self lubricity, impact resistance, corrosion resistance etc..But due to superelevation point
The viscosity of sub- weight northylen (UHMW-PE) molten condition is up to 108Pa*s, and mobility extreme difference, its melt index (MI) is almost nil, institute
To be difficult to be processed with general machining process.In addition, pure ultra-high molecular mass polyethylene（UHMWPE）Although pipeline is anti-
Impact property is excellent, but large diameter pipeline ring stiffness is low, pressure-resistant poor-performing.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of easily extrusion, pressure-resistant performance and anti-impact
Hit performance and obtain the ultra-high molecular weight polyvinyl composite for extrusion molding pipe for escaping of larger raising.
The technical solution adopted for the present invention to solve the technical problems is：This is used for the superelevation point of extrusion molding pipe for escaping
Sub- weight polyethylene composition, it is characterised in that parts by weight, which form, is：100 parts of ultra-high molecular weight polyethylene, short fiber/glass fiber 3 ~
14 parts, 5 ~ 18 parts of alkali magnesium sulfate crystal whisker, 2 ~ 8 parts of dioctyl phthalate, 1 ~ 10 part of fluorohydrocarbon base modified polyorganosiloxane, poly- second
Alkene wax 0-5 parts.The present invention provides a kind of composition of ultra-high molecular weight polyethylene, and short fiber/glass fiber, alkali are added in composition
Formula magnesium sulfate crystal whisker, dioctyl phthalate and Tissuemat E, the present invention also add fluorohydrocarbon base and are modified poly- silicon in the composition
Oxygen alkane, reach the melt fracture speed for improving extruding pipe material, reduced mould accumulation in mouth model, improve rheological property（Reduce viscous
Degree）, the effect of surface smoothness is improved, improves the processing difficulty of ultra-high molecular weight polyethylene.
Preferably, parts by weight composition is：100 parts of ultra-high molecular weight polyethylene, short 13 parts of fiber/glass fiber, alkali magnesium sulfate
17 parts of whisker, 7 parts of dioctyl phthalate, 3 ~ 5.5 parts of fluorohydrocarbon base modified polyorganosiloxane, 3 parts of Tissuemat E.
Preferably, the molecular weight of described ultra-high molecular weight polyethylene is 2,500,000 ~ 5,500,000.
Preferably, the length of described short fiber/glass fiber is in 3 mm ~ 5mm.
Preferably, the length of described alkali magnesium sulfate crystal whisker is at 40 μm ~ 55 μm.
Preferably, Tissuemat E molecular weight is 2000 ~ 3500.
Under above-mentioned optimum condition, the extrusion performance of the present invention and the physical and chemical performance of pipe can be made to reach the present invention
The optimum state that can reach.
Compared with prior art, having the following advantages that in above-mentioned technical proposal or beneficial effect：The present invention provides a kind of
The composition of ultra-high molecular weight polyethylene, short fiber/glass fiber, alkali magnesium sulfate crystal whisker, phthalic acid two are added in composition
Monooctyl ester and Tissuemat E, the present invention also add fluorohydrocarbon base modified polyorganosiloxane in the composition, have reached and have improved extruding pipe material
Melt fracture speed, mould accumulation in mouth model is reduced, improve rheological property（Reduce viscosity）, improve the effect of surface smoothness.Change
Become the processing difficulty of ultra-high molecular weight polyethylene.This composition can have and be suitable to after being blended by double screw extruder
The mobility of extrusion molding.One-dimensional short fiber/glass fiber and alkali magnesium sulfate crystal whisker in the present composition simultaneously, it is and linear
The ultra-high molecular weight polyethylene of long-chain is fully miscible, being distributed in ultra-high molecular weight polyethylene evenly, it is more excellent to assign pipeline
Different pressure-resistant performance, performance that identical wall thickness and caliber side pipe for escaping is pressure-resistant and shock resistance improve more than 30%.
Embodiment
The ultra-high molecular weight polyethylene group for extrusion molding pipe for escaping below by specific embodiment to the present invention
Compound, it is described further, wherein embodiment 1 is most preferred embodiment.
Embodiment 1
100 parts of ultra-high molecular weight polyethylene, short 13 parts of fiber/glass fiber, 17 parts of alkali magnesium sulfate crystal whisker, phthalic acid
7 parts of dioctyl ester, 4.8 parts of fluorohydrocarbon base modified polyorganosiloxane, 3 parts of Tissuemat E；
Wherein, aluminum oxide is alumina powder of the purity 99.99；The molecular weight of ultra-high molecular weight polyethylene 4,000,000 ~
5000000；The length of short fiber/glass fiber is in 3 mm ~ 5mm；The length of alkali magnesium sulfate crystal whisker is at 40 μm ~ 55 μm；
After above-mentioned composition precise, extruded and be blended using double screw extruder, recycle single screw extrusion machine to push away
Deliver into pipe mold；
Diameter is shaped in 1m, escape tube of the pipe thickness in 20mm.
Embodiment 2
The weight of ultra-high molecular weight polyethylene combination is 100 parts of ultra-high molecular weight polyethylene, short fiber/glass fiber
12 parts, 16 parts of alkali magnesium sulfate crystal whisker, 6 parts of dioctyl phthalate, 6 parts of fluorohydrocarbon base modified polyorganosiloxane, Tissuemat E 4
Part；
Wherein, aluminum oxide is alumina powder of the purity more than 99.5%；The molecular weight of ultra-high molecular weight polyethylene is 350
Ten thousand ~ 4,650,000；The length of short fiber/glass fiber is in 3 mm ~ 5mm；The length of alkali magnesium sulfate crystal whisker is at 40 μm ~ 55 μm；
After above-mentioned composition precise, extruded and be blended using double screw extruder, recycle single screw extrusion machine to push away
Deliver into pipe mold；
Diameter is shaped in 1m, escape tube of the pipe thickness in 20mm.
Embodiment 3
The weight of ultra-high molecular weight polyethylene combination is 100 parts of ultra-high molecular weight polyethylene, short fiber/glass fiber
11 parts, 18 parts of alkali magnesium sulfate crystal whisker, 5 parts of dioctyl phthalate, 10 parts of fluorohydrocarbon base modified polyorganosiloxane, Tissuemat E 5
Part；
Wherein, aluminum oxide is alumina powder of the purity more than 99.5%；The molecular weight of ultra-high molecular weight polyethylene is 300
Ten thousand ~ 5,500,000；The length of short fiber/glass fiber is in 3 mm ~ 5mm；The length of alkali magnesium sulfate crystal whisker is at 40 μm ~ 55 μm；
After above-mentioned composition precise, extruded and be blended using double screw extruder, recycle single screw extrusion machine to push away
Deliver into pipe mold；
Diameter is shaped in 1m, escape tube of the pipe thickness in 20mm.
Embodiment 4
The weight of ultra-high molecular weight polyethylene combination is 100 parts of ultra-high molecular weight polyethylene, short fiber/glass fiber
14 parts, 15 parts of alkali magnesium sulfate crystal whisker, 8 parts of dioctyl phthalate, 1 part of fluorohydrocarbon base modified polyorganosiloxane；
Wherein, aluminum oxide is alumina powder of the purity more than 99.5%；The molecular weight of ultra-high molecular weight polyethylene is 250
Ten thousand ~ 3,200,000；The length of short fiber/glass fiber is in 3 mm ~ 5mm；The length of alkali magnesium sulfate crystal whisker is at 40 μm ~ 55 μm；
After above-mentioned composition precise, extruded and be blended using double screw extruder, recycle single screw extrusion machine to push away
Deliver into pipe mold；
Diameter is shaped in 1m, escape tube of the pipe thickness in 20mm.
Comparative example 1
Preparation technology is with embodiment 1, the difference is that the formula of composition is 100 parts of ultra-high molecular weight polyethylene, adjacent benzene two
7 parts of formic acid dioctyl ester, 3 parts of Tissuemat E.
Comparative example 2
Preparation technology is with embodiment 1, the difference is that the formula of composition is 100 parts of ultra-high molecular weight polyethylene, short fine glass
13 parts of glass fiber, 17 parts of alkali magnesium sulfate crystal whisker, 5 ~ 8 parts of dioctyl phthalate.
Comparative example 3
Preparation technology with embodiment 1, unlike the formula of composition be molecular weight in 4,000,000 ~ 5,000,000 super high molecular weights
100 parts of polyethylene.
The performance detection of the escape tube of each embodiment and comparative example see the table below；
As can be seen from the above table, the proportioning of the present composition greatly improved the resistance to pressure of ultra-high molecular weight polyethylene
Energy and shock resistance, if it is the composition of the present composition not by proportioning, is made although can also play certain improvement
With, but effect is not apparent.
The above described is only a preferred embodiment of the present invention, being not the limitation for making other forms to the present invention, appoint
What those skilled in the art changed or be modified as possibly also with the technology contents of the disclosure above equivalent variations etc.
Imitate embodiment.But it is every without departing from technical solution of the present invention content, the technical spirit according to the present invention is to above example institute
Any simple modification, equivalent variations and the remodeling made, still fall within the protection domain of technical solution of the present invention.
Claims (3)
1. a kind of ultra-high molecular weight polyvinyl composite for extrusion molding pipe for escaping, it is characterised in that parts by weight form
For：100 parts of ultra-high molecular weight polyethylene, short 3 ~ 14 parts of fiber/glass fiber, 5 ~ 18 parts of alkali magnesium sulfate crystal whisker, phthalic acid two
2 ~ 8 parts of monooctyl ester, 1 ~ 10 part of fluorohydrocarbon base modified polyorganosiloxane, 0 ~ 5 part of Tissuemat E；The length of described alkali magnesium sulfate crystal whisker exists
40μm ~55μm；
The molecular weight of described ultra-high molecular weight polyethylene is 2,500,000 ~ 5,500,000.
2. a kind of ultra-high molecular weight polyvinyl composite for extrusion molding pipe for escaping according to claim 1, its
It is characterised by, parts by weight composition is：100 parts of ultra-high molecular weight polyethylene, short 13 parts of fiber/glass fiber, alkali magnesium sulfate crystal whisker 17
Part, 7 parts of dioctyl phthalate, 3 ~ 5.5 parts of fluorohydrocarbon base modified polyorganosiloxane, 3 parts of Tissuemat E.
3. a kind of ultra-high molecular weight polyvinyl composite for extrusion molding pipe for escaping according to claim 1 or 2,
It is characterized in that：The length of described short fiber/glass fiber is in 3 mm ~ 5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610054246.6A CN105482233B (en) | 2016-01-27 | 2016-01-27 | A kind of ultra-high molecular weight polyvinyl composite for extrusion molding pipe for escaping |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610054246.6A CN105482233B (en) | 2016-01-27 | 2016-01-27 | A kind of ultra-high molecular weight polyvinyl composite for extrusion molding pipe for escaping |
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| Publication Number | Publication Date |
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| CN105482233A CN105482233A (en) | 2016-04-13 |
| CN105482233B true CN105482233B (en) | 2017-12-29 |
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| CN201610054246.6A Expired - Fee Related CN105482233B (en) | 2016-01-27 | 2016-01-27 | A kind of ultra-high molecular weight polyvinyl composite for extrusion molding pipe for escaping |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111440371A (en) * | 2020-03-24 | 2020-07-24 | 杭州联通管业有限公司 | Anti-freezing polyethylene power tube and preparation method thereof |
| CN115651295B (en) * | 2022-10-14 | 2024-02-02 | 安徽杰蓝特新材料有限公司 | Stretch-proofing PE gas pipe |
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| CN1156527C (en) * | 2001-12-28 | 2004-07-07 | 阎镇达 | Ultra-high molecular weight polyethylene three-component blend and its preparation method |
| CN1156528C (en) * | 2001-12-28 | 2004-07-07 | 阎镇达 | Organic silicon/ultra-high molecular weight polyethylene blend and its preparation method |
| CN101344198A (en) * | 2008-08-21 | 2009-01-14 | 淄博迪浩耐磨管道有限公司 | Ultrahigh molecular weight polyethylene abrasion-proof pipe |
| US20110293989A1 (en) * | 2009-02-06 | 2011-12-01 | Sumitomo Chemical Company, Limited | Resin composition, sheet and porous film |
| CN104910498A (en) * | 2015-06-27 | 2015-09-16 | 新昌县绿泰塑胶有限公司 | Wear-resistant plastic granule |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1078782C (en) * | 1994-04-20 | 2002-01-30 | 汤姆森消费电子有限公司 | Asynchronous control signal generating apparatus |
| CN1156528A (en) * | 1994-06-02 | 1997-08-06 | 阿玛提通讯公司 | Method and apparatus for coordinating multi-point-to-point communications in multi-tone data transmission system |
| CN103788462A (en) * | 2014-02-28 | 2014-05-14 | 苏州瑞邦塑胶有限公司 | Anti-wearing plastic particles |
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- 2016-01-27 CN CN201610054246.6A patent/CN105482233B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1156527C (en) * | 2001-12-28 | 2004-07-07 | 阎镇达 | Ultra-high molecular weight polyethylene three-component blend and its preparation method |
| CN1156528C (en) * | 2001-12-28 | 2004-07-07 | 阎镇达 | Organic silicon/ultra-high molecular weight polyethylene blend and its preparation method |
| CN101344198A (en) * | 2008-08-21 | 2009-01-14 | 淄博迪浩耐磨管道有限公司 | Ultrahigh molecular weight polyethylene abrasion-proof pipe |
| US20110293989A1 (en) * | 2009-02-06 | 2011-12-01 | Sumitomo Chemical Company, Limited | Resin composition, sheet and porous film |
| CN104910498A (en) * | 2015-06-27 | 2015-09-16 | 新昌县绿泰塑胶有限公司 | Wear-resistant plastic granule |
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| CN105482233A (en) | 2016-04-13 |
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