CN103881181A - Flame-retardant antistatic polyethylene plastic and its preparation method - Google Patents
Flame-retardant antistatic polyethylene plastic and its preparation method Download PDFInfo
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- CN103881181A CN103881181A CN201210557836.2A CN201210557836A CN103881181A CN 103881181 A CN103881181 A CN 103881181A CN 201210557836 A CN201210557836 A CN 201210557836A CN 103881181 A CN103881181 A CN 103881181A
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- retardant
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- polyethylene plastics
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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
- C08K2201/011—Nanostructured 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
- C08K2201/017—Additives being an antistatic agent
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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
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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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
- C08L2201/00—Properties
- C08L2201/04—Antistatic
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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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- 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 a flame-retardant antistatic polyethylene plastic and its preparation method. The flame-retardant antistatic polyethylene plastic comprises, by mass, 50-80% of polyethylene, 20-35% of a flame retardant, 5-8% of a flame retardant synergist, 3-8% of nanometer calcium carbonate, 0.1-1% of an antistatic agent, 0.1-1% of a coupling agent, 0.1-1% of a dispersant, 0.1-1% of an antioxidant and 0.1-1% of a light stabilizer. The tensile strength, the elongation, the cantilever beam notch impact strength, the surface resistance, the oxygen index and the flame retardation grade of the flame-retardant antistatic polyethylene plastic obtained through twin-screw extrusion granulation in a blending modification mode are 12.5-13.8MPa, 280-360%, 31-34kJ/m<2>, 10<7>-10<9>omega.m, 30-33 and UL94-0 standards, and the addition of the nanometer calcium carbonate maintains the good impact toughness, obviously improve the tensile strength, has a promotion effect on the antistatic property, and has no obvious influences on the flame retardation property.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically a kind of flame-retardant and anti-static polyethylene plastics and preparation method thereof.
Background technology
It is good that polyethylene (PE) has good chemical stability, paracentesis resistance and impact property, particularly resistance to low temperature, and embrittlement temperature generally can reach below-50 DEG C.The processing characteristics of PE is fine, processing temperature wide ranges.But the shortcomings such as tensile strength is lower, creep resistance is bad, environmental stress crack resistance is bad, thermotolerance is not high and inflammable that PE plastics also have, therefore by PE plastic applications when the mine, still need it is carried out to necessary modification, make it in keeping good physical and mechanical properties, also should there is fire-retardant and antistatic property.Vinyon oxygen index only has 17 left and right, shows that polyethylene very easily burns, and obtain satisfactory flame retardant plastics, just need to carry out flame-retardant modified processing to plastics.
Summary of the invention
The object of the present invention is to provide a kind of good flame retardation effect, flame-retardant and anti-static polyethylene plastics that antistatic property is high and preparation method thereof.
The technical solution adopted for the present invention to solve the technical problems is: a kind of flame-retardant and anti-static polyethylene plastics, its component by mass percent proportioning is: polyethylene 50%～80%, fire retardant 20%～35%, synergistic fire retardant 5%～8%, nano-calcium carbonate 3%～8%, static inhibitor 0.1%～1%, coupling agent 0.1%～1%, dispersion agent 0.1%～1%, oxidation inhibitor 0.1%～1%, photostabilizer 0.1%～1%.
Described fire retardant is expansion type flame retardant.
Described synergistic fire retardant is aluminium hydroxide or magnesium hydroxide.
The median size of described nano-calcium carbonate is between 5nm～20nm.
Described static inhibitor is Polyethylene Glycol Oleate.
Described coupling agent is silane coupling agent or aluminium titanium composite coupler.
Described dispersion agent is the one in polyethylene wax, EVA wax, OP wax, TAS-2A dispersion agent, ethylene bis stearic amide (EBS).
Described oxidation inhibitor is hindered phenol antioxygen 1010 or 1076 and the compound of phosphite ester kind antioxidant 168.
Described photostabilizer is hindered amine light stabilizer.
The preparation method of above-mentioned a kind of flame-retardant and anti-static polyethylene plastics, comprises the following steps:
(1) take by weight ratio nano-calcium carbonate and coupling agent, add in super mixer and mix, temperature is 100 DEG C～120 DEG C, mixing time is 10～30 minutes, obtain the nano-calcium carbonate that surface treatment is good, then add the polyethylene, fire retardant, synergistic fire retardant, static inhibitor, dispersion agent, oxidation inhibitor and the photostabilizer that take by weight ratio, at 100 DEG C～120 DEG C temperature, continue to mix 15～20 minutes;
(2) the above-mentioned material mixing is added in time to twin screw extruder is extruded, cooling, granulation, dry, obtain a kind of flame-retardant and anti-static polyethylene plastics of the present invention.
The invention has the beneficial effects as follows, the present invention is by adopting the mode of blending and modifying, through the method for double-screw extruding pelletizing, the flame-retardant and anti-static polyethylene plastics that obtain, its tensile strength is that 12.5～13.8MPa, elongation are 280%～360%, socle girder notched Izod impact strength is 31～34 kJ/m
2, surface resistivity is 10
7～10
9Ω m, material oxygen index are 30～33, fire-retardant rank reaches UL94-0 standard, and being added in when keeping good impelling strength of nano-calcium carbonate, can also obviously improve tensile strength of material, and antistatic property is had to promoter action, and flame retardant properties is had no significant effect.
Embodiment
Further illustrate technical scheme of the present invention below in conjunction with specific embodiment.
Embodiment 1:
A kind of flame-retardant and anti-static polyethylene plastics, its component by mass percent proportioning is: compound 0.5%, the hindered amine light stabilizer 0.8% of polyethylene 62%, expansion type flame retardant 24%, aluminium hydroxide 6%, nano-calcium carbonate 5%, Polyethylene Glycol Oleate 0.5%, silane coupling agent 0.2%, polyethylene wax 1%, hindered phenol antioxygen 1010 and phosphite ester kind antioxidant 168.Wherein, the median size of described nano-calcium carbonate is between 5nm～20nm.
Preparation method: (1) takes nano-calcium carbonate and silane coupling agent by weight ratio, add in super mixer and mix, temperature is 100 DEG C～120 DEG C, mixing time is 10～30 minutes, obtain the nano-calcium carbonate that surface treatment is good, then add compound and the hindered amine light stabilizer of the polyethylene, expansion type flame retardant, aluminium hydroxide, Polyethylene Glycol Oleate, polyethylene wax, hindered phenol antioxygen 1010 and the phosphite ester kind antioxidant 168 that take by weight ratio, at 100 DEG C～120 DEG C temperature, continue to mix 15～20 minutes; (2) the above-mentioned material mixing is added in time to twin screw extruder is extruded, cooling, granulation, dry, obtain a kind of flame-retardant and anti-static polyethylene plastics of the present invention.
Embodiment 2:
A kind of flame-retardant and anti-static polyethylene plastics, its component by mass percent proportioning is: compound 0.3%, the hindered amine light stabilizer 1% of polyethylene 52%, expansion type flame retardant 32%, magnesium hydroxide 8%, nano-calcium carbonate 5%, Polyethylene Glycol Oleate 0.5%, aluminium titanium composite coupler 0.2%, TAS-2A dispersion agent 1%, hindered phenol antioxygen 1076 and phosphite ester kind antioxidant 168.Wherein, the median size of described nano-calcium carbonate is between 5nm～20nm.
Preparation method: (1) takes nano-calcium carbonate and aluminium titanium composite coupler by weight ratio, add in super mixer and mix, temperature is 100 DEG C～120 DEG C, mixing time is 10～30 minutes, obtain the nano-calcium carbonate that surface treatment is good, then add compound and the hindered amine light stabilizer of the polyethylene, expansion type flame retardant, magnesium hydroxide, Polyethylene Glycol Oleate, TAS-2A dispersion agent, hindered phenol antioxygen 1076 and the phosphite ester kind antioxidant 168 that take by weight ratio, at 100 DEG C～120 DEG C temperature, continue to mix 15～20 minutes; (2) the above-mentioned material mixing is added in time to twin screw extruder is extruded, cooling, granulation, dry, obtain a kind of flame-retardant and anti-static polyethylene plastics of the present invention.
Claims (10)
1. flame-retardant and anti-static polyethylene plastics, it is characterized in that, its component by mass percent proportioning is: polyethylene 50%～80%, fire retardant 20%～35%, synergistic fire retardant 5%～8%, nano-calcium carbonate 3%～8%, static inhibitor 0.1%～1%, coupling agent 0.1%～1%, dispersion agent 0.1%～1%, oxidation inhibitor 0.1%～1%, photostabilizer 0.1%～1%.
2. a kind of flame-retardant and anti-static polyethylene plastics according to claim 1, is characterized in that, described fire retardant is expansion type flame retardant.
3. a kind of flame-retardant and anti-static polyethylene plastics according to claim 1, is characterized in that, described synergistic fire retardant is aluminium hydroxide or magnesium hydroxide.
4. a kind of flame-retardant and anti-static polyethylene plastics according to claim 1, is characterized in that, the median size of described nano-calcium carbonate is between 5nm～20nm.
5. a kind of flame-retardant and anti-static polyethylene plastics according to claim 1, is characterized in that, described static inhibitor is Polyethylene Glycol Oleate.
6. a kind of flame-retardant and anti-static polyethylene plastics according to claim 1, is characterized in that, described coupling agent is silane coupling agent or aluminium titanium composite coupler.
7. a kind of flame-retardant and anti-static polyethylene plastics according to claim 1, is characterized in that, described dispersion agent is the one in polyethylene wax, EVA wax, OP wax, TAS-2A dispersion agent, ethylene bis stearic amide (EBS).
8. a kind of flame-retardant and anti-static polyethylene plastics according to claim 1, is characterized in that, described oxidation inhibitor is hindered phenol antioxygen 1010 or 1076 and the compound of phosphite ester kind antioxidant 168.
9. a kind of flame-retardant and anti-static polyethylene plastics according to claim 1, is characterized in that, described photostabilizer is hindered amine light stabilizer.
10. the preparation method of a kind of flame-retardant and anti-static polyethylene plastics according to claim 1, is characterized in that, comprises the following steps:
(1) take by weight ratio nano-calcium carbonate and coupling agent, add in super mixer and mix, temperature is 100 DEG C～120 DEG C, mixing time is 10～30 minutes, obtain the nano-calcium carbonate that surface treatment is good, then add the polyethylene, fire retardant, synergistic fire retardant, static inhibitor, dispersion agent, oxidation inhibitor and the photostabilizer that take by weight ratio, at 100 DEG C～120 DEG C temperature, continue to mix 15～20 minutes;
(2) the above-mentioned material mixing is added in time to twin screw extruder is extruded, cooling, granulation, dry, obtain a kind of flame-retardant and anti-static polyethylene plastics of the present invention.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210557836.2A CN103881181A (en) | 2012-12-20 | 2012-12-20 | Flame-retardant antistatic polyethylene plastic and its preparation method |
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| CN201210557836.2A CN103881181A (en) | 2012-12-20 | 2012-12-20 | Flame-retardant antistatic polyethylene plastic and its preparation method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105924737A (en) * | 2016-06-17 | 2016-09-07 | 无锡英普林纳米科技有限公司 | Polyethylene nano insulating material and preparation method thereof |
| CN106633849A (en) * | 2016-11-16 | 2017-05-10 | 马鞍山市华能电力线路器材有限责任公司 | Antistatic plastic composite material for electric power fitting and preparation method of antistatic plastic composite material |
| CN107353484A (en) * | 2017-08-23 | 2017-11-17 | 阳光电源股份有限公司 | A kind of high-strength weather-proof modification high-density polyethylene resin and preparation method thereof |
| CN107501679A (en) * | 2017-08-24 | 2017-12-22 | 苏州诺乐智能科技有限公司 | A kind of balance car inflaming retarding shell cover |
| CN108250559A (en) * | 2018-03-05 | 2018-07-06 | 象山杰尔德智能科技有限公司 | A kind of high-performance rotational moulding type urea box and preparation method thereof |
| CN109749212A (en) * | 2017-11-03 | 2019-05-14 | 中国石油天然气股份有限公司 | A kind of mulch and preparation method thereof |
| CN114736445A (en) * | 2022-04-07 | 2022-07-12 | 上海大学 | Antibacterial flame-retardant polyethylene material and preparation method thereof, antibacterial flame-retardant polyethylene film and preparation method thereof |
-
2012
- 2012-12-20 CN CN201210557836.2A patent/CN103881181A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105924737A (en) * | 2016-06-17 | 2016-09-07 | 无锡英普林纳米科技有限公司 | Polyethylene nano insulating material and preparation method thereof |
| CN106633849A (en) * | 2016-11-16 | 2017-05-10 | 马鞍山市华能电力线路器材有限责任公司 | Antistatic plastic composite material for electric power fitting and preparation method of antistatic plastic composite material |
| CN107353484A (en) * | 2017-08-23 | 2017-11-17 | 阳光电源股份有限公司 | A kind of high-strength weather-proof modification high-density polyethylene resin and preparation method thereof |
| CN107501679A (en) * | 2017-08-24 | 2017-12-22 | 苏州诺乐智能科技有限公司 | A kind of balance car inflaming retarding shell cover |
| CN109749212A (en) * | 2017-11-03 | 2019-05-14 | 中国石油天然气股份有限公司 | A kind of mulch and preparation method thereof |
| CN108250559A (en) * | 2018-03-05 | 2018-07-06 | 象山杰尔德智能科技有限公司 | A kind of high-performance rotational moulding type urea box and preparation method thereof |
| CN114736445A (en) * | 2022-04-07 | 2022-07-12 | 上海大学 | Antibacterial flame-retardant polyethylene material and preparation method thereof, antibacterial flame-retardant polyethylene film and preparation method thereof |
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Application publication date: 20140625 |