CN105585763A - UHMWPE plastic alloy - Google Patents

UHMWPE plastic alloy Download PDF

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Publication number
CN105585763A
CN105585763A CN201610178918.4A CN201610178918A CN105585763A CN 105585763 A CN105585763 A CN 105585763A CN 201610178918 A CN201610178918 A CN 201610178918A CN 105585763 A CN105585763 A CN 105585763A
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China
Prior art keywords
parts
plastic alloy
uhmwpe
uhmwpe plastic
wax
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Application number
CN201610178918.4A
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Chinese (zh)
Inventor
叶青
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Individual
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Individual
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Priority to CN201610178918.4A priority Critical patent/CN105585763A/en
Publication of CN105585763A publication Critical patent/CN105585763A/en
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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
    • 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
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
    • 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
    • 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
    • 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
    • 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 & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The invention discloses UHMWPE plastic alloy. UHMWPE, HDPET, PE wax, PET, SBS, PS, PTW, PVA, SEP, lead stearate and a heat stabilizer are weighed according to the weight part matching, the UHMWPE plastic alloy is high in flame retardation and has the effect of self-extinguishing within 1-4 s after ignition, and the bending strength is 30-50 MPa; the UHMWPE plastic alloy is resistant to high temperature, and the Vika softening point is 90 DEG C-110 DEG C; the UHMWPE plastic alloy is high in strength, the notch impact strength is 10-30 kJ/m<2>, the tensile strength is 40-60 MPa, and the elongation at break is 105-125%.

Description

A kind of UHMWPE plastic alloy
Technical field
The application belongs to plastic alloy material field, relates in particular to a kind of UHMWPE plastic alloy.
Background technology
UHMWPE (ultra-high molecular weight polyethylene) is that a kind of molecule has the comprehensive of linear structureThe thermoplastic engineering plastic of the excellent energy of energy, molecular weight is up to more than 1,500,000. Density is little, hasWell wearability, self lubricity, impact resistance, corrosion resistance etc.
The high molecular weight (molecular weight of HDPE only has 2～300,000 conventionally) of UHMWPE is givenThe serviceability that it is excellent, and belong to thermoplastic engineering plastic moderate, function admirable,It has almost concentrated the advantage of various plastics, and having common polythene and other engineering plastics can notWear-resisting, shock-resistant, the self-lubricating of analogy, corrosion-resistant, impact-absorbing energy, low temperature resistant, healthNontoxic, be difficult for adhering to, be difficult for water suction, the combination property such as density is less. In fact, at present alsoDo not have a kind of simple macromolecular material to have so numerous excellent properties concurrently.
Because UHMWPE has towards the architectural feature of stretch orientation indispensability, so have without a rivalUltra-Drawing intensity, therefore can make modulus of ultra high elasticity and intensity by gel spinningFiber, its hot strength is up to 3～3.5GPa, and tensile modulus of elasticity is up to 100～125GPa;Fiber specific strength is the highest in commercial all fibres so far, large 4 times than carbon fiber,Than steel wire large 10 times, than aramid fiber large 50%.
Textile machine is the field that UHMWPE applies the earliest, as far back as 1958, just has several the father-in-lawDepartment manufactures textile machinery part with UHMWPE, as replaced the most durable buffalo hide in toughness materialLeather block on the loom of making, bears 40～180 times/min Long-term Vibration and impacts, its life-spanCan reach 5～6 times of buffalo leather block. At present, the UHMWPE zero abroad applying on every loomPart on average has 30 left and right, as the device of throwing a spear, picking stick, gear, hookup, sweep line rod,The shock-resistant wearing parts such as buffer stopper, rod sleeve, oscillating back rest.
Summary of the invention
The technical problem solving:
The application, for above-mentioned technical problem, provides a kind of UHMWPE plastic alloy, solves existingThere are the technical problems such as plastic alloy cost is high, temperature resistance is poor, intensity is low.
Technical scheme:
A kind of UHMWPE plastic alloy, the raw materials by weight portion of described UHMWPE plastic alloyProportioning is as follows: UHMWPE100 part; HDPE2-8 part; PE wax 5-25 part; PET0.2-0.8Part; SBS5-25 part; PS30-50 part; PTW20-40 part; PVA10-30 part; SEP15-35Part; Lead stearate is 1.5-3.5 part; Heat stabilizer 5-25 part.
As a preferred technical solution of the present invention: the raw material of described UHMWPE plastic alloyProportioning is as follows by weight: UHMWPE100 part; HDPE3 part; 10 parts, PE wax; PET0.4Part; SBS10 part; PS35 part; PTW25 part; PVA15 part; SEP20 part; Lead stearateIt is 2 parts; 10 parts of heat stabilizers.
As a preferred technical solution of the present invention: the raw material of described UHMWPE plastic alloyProportioning is as follows by weight: UHMWPE100 part; HDPE7 part; 20 parts, PE wax; PET0.6Part; SBS20 part; PS45 part; PTW35 part; PVA25 part; SEP30 part; Lead stearateIt is 3 parts; 20 parts of heat stabilizers.
As a preferred technical solution of the present invention: the raw material of described UHMWPE plastic alloyProportioning is as follows by weight: UHMWPE100 part; HDPE5 part; 15 parts, PE wax; PET0.5Part; SBS15 part; PS40 part; PTW30 part; PVA20 part; SEP25 part; Lead stearateIt is 2.5 parts; 15 parts of heat stabilizers.
As a preferred technical solution of the present invention: described heat stabilizer adopts three alkali formula sulfuric acidLead or dibasic lead phosphite.
Beneficial effect:
A kind of UHMWPE plastic alloy of the present invention adopts above technical scheme and prior artCompare, there is following technique effect: 1, product fire resistance excellence, in igniting 1-4s, certainly put out,Bending strength 30-50MPa; 2, product is high temperature resistant, Vicat softening point 90-110 DEG C; 3, produceProduct intensity is high, notched Izod impact strength 10-30kJ/m2, hot strength 40-60MPa; 4, fracturePercentage elongation 105-125%, with low cost, simple to operate, corrosion-resistant, can widespread production alsoConstantly replace current material.
Detailed description of the invention
Embodiment 1:
Take UHMWPE100 part according to parts by weight proportioning; HDPE2 part; 5 parts, PE wax;PET0.2 part; SBS5 part; PS30 part; PTW20 part; PVA10 part; SEP15 part; StearicLead plumbate is 1.5 parts; 5 parts of dibasic lead phosphites.
Raw material is dropped into mixer and mix, be warming up to 70 DEG C, mixing velocity is 50r/min, mixedClose 6h.
Mix rear input double screw extruder, 200 DEG C, 205 DEG C, 210 DEG C of barrel temperatures,215 DEG C, 220 DEG C, 220 DEG C of extruder temperatures, 210 DEG C, 215 DEG C, 220 DEG C of head temperatures,230 DEG C, 240 DEG C, screw speed 14r/min, rotating speed 25r/min feeds intake.
Product fire resistance excellence, puts out bending strength 30MPa certainly in igniting 4s; Product is resistance toHigh temperature, 90 DEG C of Vicat softening points; Product strength is high, notched Izod impact strength 10kJ/m2, stretchIntensity 40MPa; Elongation at break 105%.
Embodiment 2:
Take UHMWPE100 part according to parts by weight proportioning; HDPE8 part; 25 parts, PE wax;PET0.8 part; SBS25 part; PS50 part; PTW40 part; PVA30 part; SEP35 part; FirmlyResin acid lead is 3.5 parts; 25 parts of dibasic lead phosphites.
Raw material is dropped into mixer and mix, be warming up to 90 DEG C, mixing velocity is 90r/min, mixedClose 10h.
Mix rear input double screw extruder, 210 DEG C, 215 DEG C, 220 DEG C of barrel temperatures,225 DEG C, 230 DEG C, 230 DEG C of extruder temperatures, 220 DEG C, 225 DEG C, 230 DEG C of head temperatures,240 DEG C, 250 DEG C, screw speed 20r/min, rotating speed 45r/min feeds intake.
Product fire resistance excellence, puts out bending strength 50MPa certainly in igniting 1s; Product is resistance toHigh temperature, 90 DEG C of Vicat softening points; Product strength is high, notched Izod impact strength 30kJ/m2, stretchIntensity 40MPa; Elongation at break 125%.
Embodiment 3:
Take UHMWPE100 part according to parts by weight proportioning; HDPE3 part; 10 parts, PE wax;PET0.4 part; SBS10 part; PS35 part; PTW25 part; PVA15 part; SEP20 part; FirmlyResin acid lead is 2 parts; 10 parts of dibasic lead phosphites.
Raw material is dropped into mixer and mix, be warming up to 70 DEG C, mixing velocity is 50r/min, mixedClose 6h.
Mix rear input double screw extruder, 200 DEG C, 205 DEG C, 210 DEG C of barrel temperatures,215 DEG C, 220 DEG C, 220 DEG C of extruder temperatures, 210 DEG C, 215 DEG C, 220 DEG C of head temperatures,230 DEG C, 240 DEG C, screw speed 14r/min, rotating speed 25r/min feeds intake.
Product fire resistance excellence, puts out bending strength 30MPa certainly in igniting 1s; Product is resistance toHigh temperature, 110 DEG C of Vicat softening points; Product strength is high, notched Izod impact strength 30kJ/m2, drawStretch intensity 40MPa; Elongation at break 125%.
Embodiment 4:
Take UHMWPE100 part according to parts by weight proportioning; HDPE7 part; 20 parts, PE wax;PET0.6 part; SBS20 part; PS45 part; PTW35 part; PVA25 part; SEP30 part; FirmlyResin acid lead is 3 parts; 20 parts of tribasic lead sulfates.
Raw material is dropped into mixer and mix, be warming up to 90 DEG C, mixing velocity is 90r/min, mixedClose 10h.
Mix rear input double screw extruder, 210 DEG C, 215 DEG C, 220 DEG C of barrel temperatures,225 DEG C, 230 DEG C, 230 DEG C of extruder temperatures, 220 DEG C, 225 DEG C, 230 DEG C of head temperatures,240 DEG C, 250 DEG C, screw speed 20r/min, rotating speed 45r/min feeds intake.
Product fire resistance excellence, puts out bending strength 50MPa certainly in igniting 4s; Product is resistance toHigh temperature, 110 DEG C of Vicat softening points; Product strength is high, notched Izod impact strength 10kJ/m2, drawStretch intensity 40MPa; Elongation at break 125%.
Embodiment 5:
Take UHMWPE100 part according to parts by weight proportioning; HDPE5 part; 15 parts, PE wax;PET0.5 part; SBS15 part; PS40 part; PTW30 part; PVA20 part; SEP25 part; FirmlyResin acid lead is 2.5 parts; 15 parts of tribasic lead sulfates.
Raw material is dropped into mixer and mix, be warming up to 80 DEG C, mixing velocity is 70r/min, mixedClose 8h.
Mix rear input double screw extruder, 205 DEG C, 210 DEG C, 215 DEG C of barrel temperatures,220 DEG C, 225 DEG C, 225 DEG C of extruder temperatures, 215 DEG C, 220 DEG C, 225 DEG C of head temperatures,235 DEG C, 245 DEG C, screw speed 17r/min, rotating speed 35r/min feeds intake.
Product fire resistance excellence, puts out bending strength 50MPa certainly in igniting 1s; Product is resistance toHigh temperature, 110 DEG C of Vicat softening points; Product strength is high, notched Izod impact strength 30kJ/m2, drawStretch intensity 60MPa; Elongation at break 125%.
Composition all components in above embodiment all can business be bought.
Above-described embodiment is just for content of the present invention is set forth, instead of restriction, because ofThis any change in implication and the scope suitable with claims of the present invention, all shouldThink to be included in the scope of claims.

Claims (5)

1. a UHMWPE plastic alloy, is characterized in that described UHMWPE plastic alloyRaw materials by weight portion proportioning is as follows: UHMWPE100 part; HDPE2-8 part; PE wax 5-25Part; PET0.2-0.8 part; SBS5-25 part; PS30-50 part; PTW20-40 part; PVA10-30Part; SEP15-35 part; Lead stearate is 1.5-3.5 part; Heat stabilizer 5-25 part.
2. a kind of UHMWPE plastic alloy according to claim 1, is characterized in that instituteState UHMWPE plastic alloy raw materials by weight portion proportioning as follows: UHMWPE100 part; HDPE3Part; 10 parts, PE wax; PET0.4 part; SBS10 part; PS35 part; PTW25 part; PVA15Part; SEP20 part; Lead stearate is 2 parts; 10 parts of heat stabilizers.
3. a kind of UHMWPE plastic alloy according to claim 1, is characterized in that instituteThe raw materials by weight portion proportioning of stating UHMWPE plastic alloy is as follows: UHMWPE100 part; HDPE7Part; 20 parts, PE wax; PET0.6 part; SBS20 part; PS45 part; PTW35 part; PVA25Part; SEP30 part; Lead stearate is 3 parts; 20 parts of heat stabilizers.
4. a kind of UHMWPE plastic alloy according to claim 1, is characterized in that instituteThe raw materials by weight portion proportioning of stating UHMWPE plastic alloy is as follows: UHMWPE100 part; HDPE5Part; 15 parts, PE wax; PET0.5 part; SBS15 part; PS40 part; PTW30 part; PVA20Part; SEP25 part; Lead stearate is 2.5 parts; 15 parts of heat stabilizers.
5. a kind of UHMWPE plastic alloy according to claim 1, is characterized in that:Described heat stabilizer adopts tribasic lead sulfate or dibasic lead phosphite.
CN201610178918.4A 2016-03-24 2016-03-24 UHMWPE plastic alloy Withdrawn CN105585763A (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107151856A (en) * 2017-06-07 2017-09-12 郑州豫达纺织机械有限公司 A kind of fly-shuttle loom plastic alloy picking stick and preparation method thereof
CN111928021A (en) * 2020-07-14 2020-11-13 山东方大新材料科技有限公司 Novel oil field heat preservation inside lining composite pipe

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101003651A (en) * 2007-01-19 2007-07-25 华南理工大学 Cross-blending material between polythene in high density and polythene in superhigh molecular weight
CN101985501A (en) * 2010-10-16 2011-03-16 甘肃华峰管业科技有限公司 Method for preparing extrusion-grade ultrahigh molecular weight polyethylene-high density polyethylene-attapulgite pregel composite material
CN102108182A (en) * 2009-12-28 2011-06-29 上海日之升新技术发展有限公司 Polyformaldehyde material for transmission and conduction parts and preparation method thereof
CN102558641A (en) * 2010-12-29 2012-07-11 山东东方管业有限公司 Ultrahigh molecular weight polyethylene pipe with diameter of 800 millimeters and wall thickness of 35 millimeters and preparation method thereof
CN102911425A (en) * 2012-11-21 2013-02-06 上海化工研究院 Special material for extrusion-grade ultra-high molecular weight polyethylene pipe with high melt fluidity and preparation method thereof
CN103627088A (en) * 2013-12-02 2014-03-12 上海纳米技术及应用国家工程研究中心有限公司 Reinforced and toughened anti-bacterial polypropylene composition and preparation method thereof
CN104017265A (en) * 2014-07-02 2014-09-03 中国石油化工股份有限公司 Ultra-high molecular weight polyethylene composite tube
CN104788792A (en) * 2015-05-11 2015-07-22 大连交通大学 Method for preparing high-energy and low-temperature ball-milled and continuously-extruded composite and composite prepared by using method

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101003651A (en) * 2007-01-19 2007-07-25 华南理工大学 Cross-blending material between polythene in high density and polythene in superhigh molecular weight
CN102108182A (en) * 2009-12-28 2011-06-29 上海日之升新技术发展有限公司 Polyformaldehyde material for transmission and conduction parts and preparation method thereof
CN101985501A (en) * 2010-10-16 2011-03-16 甘肃华峰管业科技有限公司 Method for preparing extrusion-grade ultrahigh molecular weight polyethylene-high density polyethylene-attapulgite pregel composite material
CN102558641A (en) * 2010-12-29 2012-07-11 山东东方管业有限公司 Ultrahigh molecular weight polyethylene pipe with diameter of 800 millimeters and wall thickness of 35 millimeters and preparation method thereof
CN102911425A (en) * 2012-11-21 2013-02-06 上海化工研究院 Special material for extrusion-grade ultra-high molecular weight polyethylene pipe with high melt fluidity and preparation method thereof
CN103627088A (en) * 2013-12-02 2014-03-12 上海纳米技术及应用国家工程研究中心有限公司 Reinforced and toughened anti-bacterial polypropylene composition and preparation method thereof
CN104017265A (en) * 2014-07-02 2014-09-03 中国石油化工股份有限公司 Ultra-high molecular weight polyethylene composite tube
CN104788792A (en) * 2015-05-11 2015-07-22 大连交通大学 Method for preparing high-energy and low-temperature ball-milled and continuously-extruded composite and composite prepared by using method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107151856A (en) * 2017-06-07 2017-09-12 郑州豫达纺织机械有限公司 A kind of fly-shuttle loom plastic alloy picking stick and preparation method thereof
CN107151856B (en) * 2017-06-07 2018-05-11 郑州豫达纺织机械有限公司 A kind of fly-shuttle loom plastic alloy picking stick and preparation method thereof
CN111928021A (en) * 2020-07-14 2020-11-13 山东方大新材料科技有限公司 Novel oil field heat preservation inside lining composite pipe

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