CN104844879A - Halogen-free and flame-retardant polyethylene powder and preparation method thereof - Google Patents
Halogen-free and flame-retardant polyethylene powder and preparation method thereof Download PDFInfo
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- CN104844879A CN104844879A CN201410561400.XA CN201410561400A CN104844879A CN 104844879 A CN104844879 A CN 104844879A CN 201410561400 A CN201410561400 A CN 201410561400A CN 104844879 A CN104844879 A CN 104844879A
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- polyethylene powder
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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
- 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
- C08L2201/22—Halogen free composition
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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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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
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Abstract
The present invention discloses halogen-free and flame-retardant polyethylene powder and a preparation method thereof, wherein the halogen-free and flame retardant polyethylene powder comprises, by mass, 60-85% of polyethylene, 10-15% of a halogen-free flame-retardant agent, 3-8% of a reinforcing agent, 0.1-1% of a slipping agent, 0.1-1% of an anti-aging agent, 0.1-1% of polyethylene wax, and 0.1-0.5% of an antioxidant, wherein the halogen-free flame-retardant agent is a mixture comprising 50 wt% of poly ammonium phosphate, 30 wt% of a melamine polyphosphate, and 20 wt% of nanometer montmorillonite. The halogen-free and flame-retardant polyethylene powder of the present invention has beneficial effects of good halogen-free flame-retardant property low smoke, no toxicity, environmental protection, excellent mechanical property, good dispersion, low cost, and good appearance good, achieves the UL94-0 flame retardant grade, and can be widely used in the fields of pipes, chemical industry, machinery, packaging, electrical apparatuses, and the like.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically a kind of Zero halogen flame resistance polyethylene powder and preparation method thereof.
Background technology
Polyethylene be a kind of light weight, nontoxic, there is good electrical insulation capability and the thermoplastics of resistance to chemical corrosion, its intensity is higher, winter hardiness is good, and forming process is convenient, has been widely used in the industries such as tubing, electric wire, communications and transportation, chemical machinery at present.But there is resistance toheat difference, molding shrinkage greatly, the easily defects such as aging and resistance to flame retardant properties is not enough in pure polythene material.Therefore, polyethylene uses and goes to toward needing to carry out necessary modification, to improve its performance and expansive approach scope to it.
Summary of the invention
The object of the present invention is to provide Zero halogen flame resistance polyethylene powder of the low and good mechanical performance of a kind of good flame retardation effect, cost and preparation method thereof.
The technical solution adopted for the present invention to solve the technical problems is: a kind of Zero halogen flame resistance polyethylene powder, and its component by mass percent proportioning is: polyethylene 60% ~ 85%, halogen-free flame retardants 10% ~ 15%, toughener 3% ~ 8%, slipping agent 0.1% ~ 1%, protective agent 0.1% ~ 1%, polyethylene wax 0.1% ~ 1%, oxidation inhibitor 0.1% ~ 0.5%.
The mixture that described halogen-free flame retardants is made up of 50wt% polyphosphoric acid amine, 30wt% melamine polyphosphates and 20wt% nano imvite three.
Described toughener is the one in the alkali free glass fibre of surface after silane coupling agent process, nano-calcium carbonate, talcum powder.
Described slipping agent is that amine hydroxybenzene is or/and erucicamide.
Described protective agent is hindered amine light stabilizer GW-944Z.
Described oxidation inhibitor is the mixture of antioxidant 1010 and irgasfos 168 1:1 in mass ratio.
The preparation method of a kind of Zero halogen flame resistance polyethylene powder of the present invention, comprises the following steps:
(1), by mass percentage content take 50wt% polyphosphoric acid amine, 30wt% melamine polyphosphates and 20wt% nano imvite, make to be mixed together evenly, then at 80 DEG C ~ 85 DEG C dry 30 ~ 45 minutes, stand-by;
(2) take polyethylene, toughener, slipping agent, protective agent, polyethylene wax, oxidation inhibitor, by weight ratio, add high-speed mixer, add the material that step (1) obtains simultaneously, make to stir 3 ~ 15 minutes together, after fully mixing, discharging;
(3), the material that step (2) obtains is added twin screw extruder melt extrude, and after overcooling, granulation, drying, be broken into fine powder by plastic crusher and sieve, choose 180 ~ 240 objects compositions, namely obtain the present invention.
The invention has the beneficial effects as follows, the present invention has good halogen-free flameproof performance, and low cigarette, nontoxic, environmental protection and reach UL94-0 flame retardant rating, there is excellent mechanical property simultaneously, good dispersity, cost is low, and outward appearance is good, can extensively be suitable for the industries such as tubing, chemical industry, machinery, packaging, electronic apparatus.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with specific embodiment.
Embodiment 1:
A kind of Zero halogen flame resistance polyethylene powder, its component by mass percent proportioning is: the mixture 0.2% of polyethylene 74%, halogen-free flame retardants 15%, alkali free glass fibre 8%, amine hydroxybenzene 1%, hindered amine light stabilizer GW-944Z 1%, polyethylene wax 0.8%, antioxidant 1010 and the irgasfos 168 of surface after silane coupling agent process 1:1 in mass ratio.Wherein, the mixture that is made up of 50wt% polyphosphoric acid amine, 30wt% melamine polyphosphates and 20wt% nano imvite three of described halogen-free flame retardants.
Its preparation method is: (1), by mass percentage content take 50wt% polyphosphoric acid amine, 30wt% melamine polyphosphates and 20wt% nano imvite, makes to be mixed together evenly, then at 80 DEG C ~ 85 DEG C dry 30 ~ 45 minutes, stand-by; (2) mixture of polyethylene, alkali free glass fibre, amine hydroxybenzene, hindered amine light stabilizer GW-944Z, polyethylene wax, antioxidant 1010 and the irgasfos 168 of surface after silane coupling agent process 1:1 in mass ratio, is taken by weight ratio, add high-speed mixer, add the material that step (1) obtains simultaneously, make to stir 3 ~ 15 minutes together, after fully mixing, discharging; (3), the material that step (2) obtains is added twin screw extruder melt extrude, and after overcooling, granulation, drying, be broken into fine powder by plastic crusher and sieve, choose 180 ~ 240 objects compositions, namely obtain the present invention.
Embodiment 2:
A kind of Zero halogen flame resistance polyethylene powder, its component by mass percent proportioning is: the mixture 0.5% of polyethylene 82%, halogen-free flame retardants 10%, nano-calcium carbonate 5%, erucicamide 0.5%, hindered amine light stabilizer GW-944Z 1%, polyethylene wax 1%, antioxidant 1010 and the irgasfos 168 of surface after silane coupling agent process 1:1 in mass ratio.Wherein, the mixture that is made up of 50wt% polyphosphoric acid amine, 30wt% melamine polyphosphates and 20wt% nano imvite three of described halogen-free flame retardants.
Its preparation method is: its preparation method is: (1), by mass percentage content take 50wt% polyphosphoric acid amine, 30wt% melamine polyphosphates and 20wt% nano imvite, makes to be mixed together evenly, then at 80 DEG C ~ 85 DEG C dry 30 ~ 45 minutes, stand-by; (2) mixture of polyethylene, nano-calcium carbonate, erucicamide, hindered amine light stabilizer GW-944Z, polyethylene wax, antioxidant 1010 and the irgasfos 168 of surface after silane coupling agent process 1:1 in mass ratio, is taken by weight ratio, add high-speed mixer, add the material that step (1) obtains simultaneously, make to stir 3 ~ 15 minutes together, after fully mixing, discharging; (3), the material that step (2) obtains is added twin screw extruder melt extrude, and after overcooling, granulation, drying, be broken into fine powder by plastic crusher and sieve, choose 180 ~ 240 objects compositions, namely obtain the present invention.
Claims (7)
1. a Zero halogen flame resistance polyethylene powder, it is characterized in that, its component by mass percent proportioning is: polyethylene 60% ~ 85%, halogen-free flame retardants 10% ~ 15%, toughener 3% ~ 8%, slipping agent 0.1% ~ 1%, protective agent 0.1% ~ 1%, polyethylene wax 0.1% ~ 1%, oxidation inhibitor 0.1% ~ 0.5%.
2. a kind of Zero halogen flame resistance polyethylene powder according to claim 1, is characterized in that, the mixture that described halogen-free flame retardants is made up of 50wt% polyphosphoric acid amine, 30wt% melamine polyphosphates and 20wt% nano imvite three.
3. a kind of Zero halogen flame resistance polyethylene powder according to claim 1, is characterized in that, described toughener is the one in the alkali free glass fibre of surface after silane coupling agent process, nano-calcium carbonate, talcum powder.
4. a kind of Zero halogen flame resistance polyethylene powder according to claim 1, is characterized in that, described slipping agent is that amine hydroxybenzene is or/and erucicamide.
5. a kind of Zero halogen flame resistance polyethylene powder according to claim 1, is characterized in that, described protective agent is hindered amine light stabilizer GW-944Z.
6. a kind of Zero halogen flame resistance polyethylene powder according to claim 1, is characterized in that, described oxidation inhibitor is the mixture of antioxidant 1010 and irgasfos 168 1:1 in mass ratio.
7. the preparation method of a kind of Zero halogen flame resistance polyethylene powder according to claim 1, is characterized in that, comprise the following steps:
(1), by mass percentage content take 50wt% polyphosphoric acid amine, 30wt% melamine polyphosphates and 20wt% nano imvite, make to be mixed together evenly, then at 80 DEG C ~ 85 DEG C dry 30 ~ 45 minutes, stand-by;
(2) take polyethylene, toughener, slipping agent, protective agent, polyethylene wax, oxidation inhibitor, by weight ratio, add high-speed mixer, add the material that step (1) obtains simultaneously, make to stir 3 ~ 15 minutes together, after fully mixing, discharging;
(3), the material that step (2) obtains is added twin screw extruder melt extrude, and after overcooling, granulation, drying, be broken into fine powder by plastic crusher and sieve, choose 180 ~ 240 objects compositions, namely obtain the present invention.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410561400.XA CN104844879A (en) | 2014-10-22 | 2014-10-22 | Halogen-free and flame-retardant polyethylene powder and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410561400.XA CN104844879A (en) | 2014-10-22 | 2014-10-22 | Halogen-free and flame-retardant polyethylene powder and preparation method thereof |
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| CN104844879A true CN104844879A (en) | 2015-08-19 |
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| CN201410561400.XA Pending CN104844879A (en) | 2014-10-22 | 2014-10-22 | Halogen-free and flame-retardant polyethylene powder and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017057387A (en) * | 2015-09-17 | 2017-03-23 | 矢崎エナジーシステム株式会社 | Non-halogen flame retardant resin composition, wire and cable using the same |
| CN107033433A (en) * | 2017-05-05 | 2017-08-11 | 安徽国登管业科技有限公司 | Polyethylene anti-flaming tubular product and preparation method thereof |
| CN108424629A (en) * | 2018-01-31 | 2018-08-21 | 华南理工大学 | A kind of heat-insulating flame-retardant plastics and preparation method thereof |
-
2014
- 2014-10-22 CN CN201410561400.XA patent/CN104844879A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017057387A (en) * | 2015-09-17 | 2017-03-23 | 矢崎エナジーシステム株式会社 | Non-halogen flame retardant resin composition, wire and cable using the same |
| CN107033433A (en) * | 2017-05-05 | 2017-08-11 | 安徽国登管业科技有限公司 | Polyethylene anti-flaming tubular product and preparation method thereof |
| CN108424629A (en) * | 2018-01-31 | 2018-08-21 | 华南理工大学 | A kind of heat-insulating flame-retardant plastics and preparation method thereof |
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