CN1865335A - High concentration plastic nano flame-proof agglomerate production method - Google Patents
High concentration plastic nano flame-proof agglomerate production method Download PDFInfo
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- CN1865335A CN1865335A CN 200610012872 CN200610012872A CN1865335A CN 1865335 A CN1865335 A CN 1865335A CN 200610012872 CN200610012872 CN 200610012872 CN 200610012872 A CN200610012872 A CN 200610012872A CN 1865335 A CN1865335 A CN 1865335A
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Abstract
The invention relates to a process for producing high concentration plastic nanometer flame-proof agglomerates, which comprises carrying out powdery combustion inhibitor surface modification, high speed kneading, mixing homogeneously, activation processing. According to the disclosed process, nanometer magnesium hydroxide is employed to charge silicane coupling agent A-174%, surface active dispersing agent KO-311 are charged into anhydrous alcohol for homogeneous dilution, finally spraying into homogenizer using high pressure mist.
Description
Technical field
The present invention relates to a kind of high concentration plastic nano flame-proof agglomerate production method.
Technical background
The halogen system that present most of plastics adopt, chlorine system, antimony system, phosphorus system, nitrogen system or inorganic fire-retardant agent, majority is a powder-like product.After these fire retardants need multiple product composite, behind the tablets press extruding pelletization, be used for plastic wire-drawing, extrude, product molding such as injection moulding, coating.Because factor affecting such as state of the art, appointed condition or technology controlling and process, use powdery combustion inhibitor, many-sided problem such as exist that buying is loaded down with trivial details, dispersiveness is bad, flame retardant effect is poor, material property descends greatly, dust pollution, technology are numerous and diverse.
The present fire-retardant master granule of producing, majority is that the simple composite back granulation of several prods forms, low, the bad dispersibility of product concentration, plastics exist shortcomings such as addition is big, consistency is poor, mechanical property descends greatly, flame retardant effect is general, dispersion effect is bad when adding use.
Summary of the invention
Technical problem to be solved by this invention provides a kind of production method of nano level fire-retardant master granule of the alternative powdery combustion inhibitor with high density, polymolecularity.The fire-retardant master granule that adopts the inventive method to produce have the buying of use convenient, add simple, fire retardant concentration height, flame retarding efficiency height, the material physical and chemical index is excellent, cost is low, material goes wrong characteristics such as trackability is strong.
The present invention adopts following technical scheme:
The present invention adopts following ratio of weight and number component: antimonous oxide 20-30 part, decabromodiphenyl oxide or TDE 50-60 part, nano-sized magnesium hydroxide 6-10 part, EVA or PE 8-10 part, oxidation inhibitor 0.25-0.3 part, polyethylene wax 1.2-1.5 part, coupling agent 0.4-0.6 part, silane coupling agent 0.4-0.5 part, interfacial activity dispersion agent 0.35-0.45 part, thinner 1.2-1.5 part
Above-mentioned antimonous oxide and decabromodiphenyl oxide or TDE fire retardant put into mix 6-8 minute in the homogenizer, drop into coupling agent, mix after 3-5 minute, put into again in the stirred pot of low-speed running;
Homogenizer is warmed up to 80-85 ℃, nano-sized magnesium hydroxide is dropped into the homogenizer high speed to be stirred, with dilution in silane coupling agent, the dispersion agent adding thinner evenly, adopt that high pressure is vaporific to spray into above-mentioned being equipped with in the nano-sized magnesium hydroxide homogenizer, divided to spray into for three times in 5-6 minute, after temperature of charge reached 80 ℃, nano material was fully activated, put into above-mentioned stirring at low speed jar rapidly, keep whipped state;
EVA or PE, oxidation inhibitor, polyethylene wax are put in the stirring at low speed jar of above-mentioned running together, and above-mentioned all components stir blowing after 8-10 minute in the stirring at low speed jar, be a granulated into particle by parallel double-screw extruder.
The present invention adopts following ratio of weight and number component: antimonous oxide 20-30 part, decabromodiphenyl oxide or TDE 50-60 part, nano-sized magnesium hydroxide 6-10 part, EVA VA18-MI3 8-10 part, oxidation inhibitor B-215 0.25-0.3 part, polyethylene wax 1.2-1.5 part, coupling agent KH550 0.4-0.6 part, silane coupling A-174 0.4-0.5 part, dispersion agent K0-311 0.35-0.45 part, thinner dehydrated alcohol 1.2-1.5 part
Above-mentioned antimonous oxide and decabromodiphenyl oxide or TDE fire retardant put into mix 6-8 minute in the homogenizer, drop into coupling agent KH550, mix after 3-4 minute, put into again in the stirring at low speed jar;
Homogenizer is warmed up to 80-85 ℃, nano-sized magnesium hydroxide is dropped into the homogenizer high speed to be stirred, with dilution in silane coupling A-174, the interfacial activity dispersion agent K0-311 adding dehydrated alcohol evenly, adopt that high pressure is vaporific to spray into above-mentioned being equipped with in the nano-sized magnesium hydroxide homogenizer, divided to spray into for three times in 5-6 minute, after temperature of charge reached 80 ℃, nano material was fully activated, put into above-mentioned stirring at low speed jar rapidly, keep whipped state;
EVA VA18-MI3, oxidation inhibitor B-215, polyethylene wax are put in the above-mentioned stirring at low speed jar together, and above-mentioned all components stir blowing after 8-10 minute in the stirring at low speed jar, be a granulated into particle by parallel double-screw extruder.
The present invention adopts following ratio of weight and number component: 20 parts of antimonous oxides, decabromodiphenyl oxide or 60 parts of TDE, 6 parts of nano-sized magnesium hydroxides, 0.25 part of 10 parts of PE, oxidation inhibitor B-215,1.5 parts of polyethylene waxs, 0.6 part of coupling agent KH550, silane coupling A-174 0.45 part, 0.30 part of interfacial activity dispersion agent K0-311,1.2 parts of thinner dehydrated alcohols.
Parallel double-screw extruder of the present invention adopts SHJ-65 type forcing machine, the charging zone temperature is 145 ℃-155 ℃, the plasticizing zone temperature is 155 ℃-160 ℃, it is 150 ℃-160 ℃ that district's temperature is extruded in metering, and the head mold temperature is 145 ℃, and reinforced rotating speed is 150-160 rev/min, engine speed is 350-360 rev/min, the main frame electric current is the 90-110 ampere, and head pressure is 3.5-3.8MP, adopts air-cooled or water ring pelletizing moulding.
Positively effect of the present invention is as follows:
The inventive method is owing to add the activation modification nano material, and the master batch dispersiveness is good, flame retardant resistance improves.
The fire-retardant master granule that adopts the inventive method to produce has guaranteed performances such as the wear resistance, rigidity, toughness, resistance to deterioration of plastics when increasing the plastics flame retardant resistance, applying nano technology and material make some common plasticses have the performance of engineering plastics, in some fields, replace engineering plastics, reduced cost.
The fire-retardant master granule that adopts the inventive method to produce has that addition is little, buying is convenient, it is simple to use, concentration is high, flame retarding efficiency is high, and cost is low, and the material physical and chemical index is excellent, material goes wrong characteristics such as trackability is strong.The fire-retardant master granule that adopts the inventive method to produce can substitute powdery combustion inhibitor fully, directly adds in the plastics, is used for wire drawing, extrudes, injection moulding, blowing or add fine granulation etc., simplifies and uses operation, saves production cost the raising material property.
The fire-retardant master granule that adopts the inventive method to produce passes through to adjust the carrier plastics, can form tandem product.Can use with the direct blend of different plastics such as PA, PP, PE, ABS, PBT respectively, solve plastics flame retardant resistance problem.
Performance is compared:
Employing is with the fire-retardant master granule and the powdery combustion inhibitor PP formula table of isoconcentration.
| Component | Content (weight part) | |
| Adopt fire-retardant master granule | Adopt powdery combustion inhibitor | |
| PP (K8303) fire-retardant master granule antimonous oxide decabromodiphenyl oxide fire retardant total content | 75 25 0 0 20 | 80 / 5 15 20 |
Adopt fire-retardant master granule that the inventive method produces with the use properties contrast of equal size powdery combustion inhibitor in PP.
| Project | Adopt fire-retardant master granule | The employing powdery combustion inhibitor |
| MI g/10min tensile yield strength/Mpa elongation at break/% cantilever beam impact strength (23 ℃) KJ/m 2Heat-drawn wire ℃ UL94 flame retardant resistance LOI/% | 1.9 21.3 130 48 112 V-0(1.6mm) 28 | 1.3 18.4 114 40 106 V-2(1.6mm) 26.3 |
| Comparing result | Mechanical property improves flame retardant resistance and improves | / |
Employing is with the fire-retardant master granule and the powdery combustion inhibitor PA formula table of isoconcentration.
| Component | Content (weight part) | |
| Adopt fire-retardant master granule | Adopt powdery combustion inhibitor | |
| PA66 fire-retardant master granule glass fibre antimonous oxide decabromodiphenyl oxide fire retardant total content | 100 25 30 0 0 20 | 88 / 30 5 15 20 |
Adopt fire-retardant master granule that the inventive method produces with the use properties contrast of equal size powdery combustion inhibitor in PA.
| Project | Adopt fire-retardant master granule | The employing powdery combustion inhibitor |
| MI g/10min (275 ℃, 0.325kg) tensile break strength/Mpa elongation at break/% socle girder notched Izod impact strength (23 ℃)/Jm -1Flexural strength/MPa modulus in flexure/GPa UL94 flame retardant resistance LOI/% | 4.9 172 2.5 8.4 256 9.94 V-0(1.6mm) 28 | 4.3 153 2.1 7.6 243 9.8 V-0(1.6mm) 25.3 |
| Comparing result | Mechanical property improves flame retardant resistance and improves | / |
Embodiment:
A kind of high concentration plastic nano flame-proof agglomerate production method adopts following ratio of weight and number component: antimonous oxide 20-30 part, decabromodiphenyl oxide or TDE 50-60 part, nano-sized magnesium hydroxide 6-10 part, EVA or PE 8-10 part, oxidation inhibitor B-215 0.25-0.3 part, polyethylene wax 1.2-1.5 part, coupling agent KH550 0.4-0.6 part, silane coupling A-174 0.4-0.5 part, interfacial agent dispersion agent K0-311 0.35-0.45 part, thinner dehydrated alcohol 1.2-1.5 part.
Concrete production method is as follows:
One, powdery combustion inhibitor surface modification:
Powdery combustion inhibitor is according to the fire-retardant synergistic principle in the different plastics, by different umber proportionings in the component of the present invention.After antimonous oxide and decabromodiphenyl oxide fire retardant weighed, put into rotating speed and be 2500-3000 rev/min homogenizer, start high-speed stirring and mixed 6-8 minute.Drop into coupling agent KH550, mix after 3-4 minute, powdery combustion inhibitor mixes by the homogenizer high speed, and by the coupling activation treatment, it is in 120-150 rev/min the stirring at low speed jar that surperficial coupling processing activatory material is put into rotating speed, keeps stirring.
Two, the processing of nano material and carrier and auxiliary agent.
The nano-sized magnesium hydroxide that contains 6-10% in the component of the present invention, particle size are 25-65nm.
Nano-sized magnesium hydroxide normal temperature absorbs moisture, produces secondary agglomeration, so raw material adopts vacuum packaging.Homogenizer is warmed up to 80-85 ℃, throws into high-speed mixer after unpacking rapidly and stirs, and surface-modifying agent divided spray into abundant modified active three times.
With dilution in silane coupling A-174, the interfacial activity dispersion agent K0-311 adding dehydrated alcohol evenly, adopt the vaporific homogenizer that sprays into of high pressure, in 5-6 minute, divide and spray into for three times, after temperature of charge reaches 80 ℃, after nano material is fully activated, put into above-mentioned stirring at low speed jar rapidly, keep whipped state;
Nano material dispersiveness after the modification is good, its distinctive bigger serface, small-particle effect, and the even special construction of two-dimentional laminate three-dimensional crystal plays a role, and increased the dispersiveness of system.
EVA or PE, oxidation inhibitor B-215, polyethylene wax in the prescription are put into above-mentioned stirring at low speed jar together.All components stir blowing after 8-10 minute in the stirring at low speed jar
Above raw material is a granulated into particle through after mixing by parallel double-screw extruder in the stirring at low speed jar, described parallel double-screw extruder adopts SHJ-65 type forcing machine.
Three, parallel double-screw expressing technique:
Charging zone (1-3 district) temperature setting: 145 ℃-155 ℃, plasticizing zone (4-7 district) temperature setting: 155 ℃-160 ℃, district (8-9 district) temperature setting is extruded in metering: 150 ℃-160 ℃, the head mold temperature is provided with: 145 ℃, reinforced rotating speed: 150-160 rev/min, engine speed: 350-360 rev/min, main frame electric current: 90-110 ampere, head pressure: 3.5-3.8MP adopts air-cooled or water ring pelletizing moulding.
The embodiment of the invention is as follows:
Embodiment 1: one, adopt as ratio of weight and number component as described in the following table
| Component | Content (weight part) |
| Antimonous oxide | 25 |
| Decabromodiphenyl oxide | 50 |
| Nano-sized magnesium hydroxide | 10 |
| EVA(VA18-MI3) | 18 |
| Oxidation inhibitor B-215 | 0.25 |
| Polyethylene wax | 1.4 |
| Coupling agent KH550 | 0.6 |
| Silane coupling A-174 interfacial activity dispersion agent K0-311 thinner dehydrated alcohol | 0.40 0.35 1.5 |
Two, production method:
1, powdery combustion inhibitor surface modification;
After antimonous oxide and decabromodiphenyl oxide fire retardant weighed, drop into homogenizer (rotating speed: 2500 rev/mins), start high-speed stirring and mixed 7 minutes.Drop into coupling agent KH550, mix after 3.5 minutes, surperficial coupling processing activatory material is dropped in the stirring at low speed jar (rotating speed: 140 rev/mins), keep stirring.
2, the nano-sized magnesium hydroxide material is weighed after, homogenizer is warmed up to 80 ℃, drops into homogenizer, starts high-speed stirring.
With dilution in above-mentioned coupling agent, dispersion agent, the interfacial agent adding dehydrated alcohol evenly, adopt the vaporific homogenizer that sprays into of high pressure, in 5.5 minutes, divide and spray into for three times, stir after 15 minutes, after temperature of charge reaches 80 ℃, after nano material is fully activated, put into above-mentioned stirring at low speed jar rapidly, keep whipped state;
After nano material is fully activated, put in the above-mentioned stirring at low speed jar.
3, will fill a prescription in EVA (VA18-MI3), oxidation inhibitor B-215, polyethylene wax put into together in the above-mentioned stirring at low speed jar.Above-mentioned all components stir blowing after 8 minutes.
4, the good material of combination treatment drops into the parallel double-screw extruder granulation, adopts air-cooled granulating and forming.
5, SHJ-65 type expressing technique temperature:
| The granulation process temperature | |||||||||||
| 1 district | 2 districts | 3 districts | 4 districts | 5 districts | 6 districts | 7 districts | 8 districts | 9 districts | Head | ||
| 145℃ | 150℃ | 155℃ | 155℃ | 155℃ | 160℃ | 160℃ | 160℃ | 150℃ | 145℃ | ||
| 150 rev/mins of reinforced rotating speeds | 350 rev/mins of engine speeds | 90 amperes in main frame electric current | Head pressure 3.8MP | ||||||||
Embodiment 2: one, adopt as ratio of weight and number component as described in the following table
| Component | Content (weight part) |
| Antimonous oxide | 20 |
| Decabromodiphenyl oxide or TDE | 60 |
| Nano-sized magnesium hydroxide | 6 |
| EVA(VA18-MI3) | 10 |
| Oxidation inhibitor B-215 | 0.27 |
| Polyethylene wax | 1.2 |
| Coupling agent KH550 | 0.4 |
| Silane coupling A-174 interfacial activity dispersion agent K0-311 thinner dehydrated alcohol | 0.45 0.4 1.2 |
Two, production method:
1, powdery combustion inhibitor surface modification;
After antimonous oxide and TDE fire retardant weighed, drop into homogenizer (rotating speed: 3000 rev/mins), start high-speed stirring and mixed 6 minutes.Drop into coupling agent KH550, mix after 3 minutes, surperficial coupling processing activatory material is put into (rotating speed: 120 rev/mins) in the stirring at low speed jar, keep stirring.
2, the nano-sized magnesium hydroxide material is weighed after, homogenizer is warmed up to 85 ℃, drops into homogenizer, starts high-speed stirring.
With dilution in above-mentioned coupling agent, dispersion agent, the interfacial agent adding dehydrated alcohol evenly, adopt the vaporific homogenizer that sprays into of high pressure, in 5 minutes, divide and spray into for three times, stir after 12 minutes, after temperature of charge reaches 80 ℃, nano material is fully activated, and puts into above-mentioned stirring at low speed jar rapidly, keeps whipped state;
3, will fill a prescription in EVA (VA18-MI3), oxidation inhibitor B-215, polyethylene wax put into together in the above-mentioned stirring at low speed jar.Above-mentioned all components stir blowing after 9 minutes.
4, handle the material that mixes, drop into the parallel double-screw extruder granulation, adopt air-cooled granulating and forming.
5, SHJ-65 type expressing technique temperature:
| The granulation process temperature | |||||||||||
| 1 district | 2 districts | 3 districts | 4 districts | 5 districts | 6 districts | 7 districts | 8 districts | 9 districts | Head | ||
| 145℃ | 150℃ | 150℃ | 155℃ | 155℃ | 160℃ | 160℃ | 160℃ | 150℃ | 145℃ | ||
| 160 rev/mins of reinforced rotating speeds | 360 rev/mins of engine speeds | 100 amperes in main frame electric current | Head pressure 3.5MP | ||||||||
| Component | Content (weight part) |
| Antimonous oxide | 25 |
| Decabromodiphenyl oxide or TDE | 52 |
| Nano-sized magnesium hydroxide | 8 |
| LDPE 1F7B | 9 |
| Oxidation inhibitor B-215 | 0.3 |
| Polyethylene wax | 1.5 |
| Coupling agent KH550 | 0.5 |
| Silane coupling A-174 interfacial activity dispersion agent K0-311 thinner dehydrated alcohol | 0.5 0.45 1.4 |
Two, production method:
1, powdery combustion inhibitor surface modification; After antimonous oxide and decabromodiphenyl oxide fire retardant weighed, drop into homogenizer (rotating speed: 2700 rev/mins), start high-speed stirring and mixed 8 minutes.Drop into coupling agent KH550, mix after 4 minutes, surperficial coupling processing activatory material is put into (rotating speed: 150 rev/mins) in the stirring at low speed jar, keep stirring.
2, the nano-sized magnesium hydroxide material is weighed after, homogenizer is warmed up to 85 ℃, drops into homogenizer, starts high-speed stirring.
With dilution in above-mentioned coupling agent, dispersion agent, the interfacial agent adding dehydrated alcohol evenly, adopt the vaporific homogenizer that sprays into of high pressure, in 6 minutes, divide and spray into for three times, stir after 14 minutes, after temperature of charge reaches 80 ℃, after nano material is fully activated, put into above-mentioned stirring at low speed jar rapidly, keep whipped state;
3, will fill a prescription in EVA (VA18-MI3), oxidation inhibitor B-215, polyethylene wax put into together in the above-mentioned stirring at low speed jar.Above-mentioned all components stir blowing after 10 minutes.
4, handle the material that mixes, drop into the parallel double-screw extruder granulation, adopt air-cooled granulating and forming.
5, SHJ-65 type expressing technique temperature:
| The granulation process temperature | |||||||||||
| 1 district | 2 districts | 3 districts | 4 districts | 5 districts | 6 districts | 7 districts | 8 districts | 9 districts | Head | ||
| 145℃ | 150℃ | 150℃ | 155℃ | 155℃ | 160℃ | 160℃ | 160℃ | 150 ℃ | 145℃ | ||
| 155 rev/mins of reinforced rotating speeds | 355 rev/mins of engine speeds | 110 amperes in main frame electric current | Head pressure 3.6MP | ||||||||
Embodiment 4:
Two, adopt following ratio of weight and number component:
| Component | Content (weight part) |
| Antimonous oxide | 25 |
| Decabromodiphenyl oxide or TDE | 55 |
| Nano-sized magnesium hydroxide | 8 |
| LDPE 1F7B | 9 |
| Oxidation inhibitor B-215 | 0.3 |
| Polyethylene wax | 1.5 |
| Coupling agent KH550 | 0.5 |
| Silane coupling A-174 interfacial activity dispersion agent K0-311 thinner dehydrated alcohol | 0.5 0.45 1.4 |
Two, production method:
1, powdery combustion inhibitor surface modification;
After antimonous oxide and decabromodiphenyl oxide fire retardant weighed, drop into homogenizer (rotating speed: 2700 rev/mins), start high-speed stirring and mixed 6 minutes.Drop into coupling agent KH550, mix after 5 minutes, surperficial coupling processing activatory material is put into (rotating speed: 150 rev/mins) in the stirring at low speed jar, keep stirring.
2, the nano-sized magnesium hydroxide material is weighed after, homogenizer is warmed up to 85 ℃, drops into homogenizer, starts high-speed stirring.
With dilution in above-mentioned coupling agent, dispersion agent, the interfacial agent adding dehydrated alcohol evenly, adopt the vaporific homogenizer that sprays into of high pressure, in 6 minutes, divide and spray into for three times, stir after 15 minutes, after temperature of charge reaches 80 ℃, nano material is fully activated, and puts into above-mentioned stirring at low speed jar rapidly, keeps whipped state;
3, will fill a prescription in EVA (VA18-MI3), oxidation inhibitor B-215, polyethylene wax put into together in the above-mentioned stirring at low speed jar.Above-mentioned all components stir blowing after 10 minutes.
4, handle the material that mixes, drop into the parallel double-screw extruder granulation, adopt air-cooled granulating and forming.
5, SHJ-65 type expressing technique temperature:
| The granulation process temperature | |||||||||||
| 1 district | 2 districts | 3 districts | 4 districts | 5 districts | 6 districts | 7 districts | 8 districts | 9 districts | Head | ||
| 145℃ | 150℃ | 150℃ | 155℃ | 155℃ | 160℃ | 160℃ | 160℃ | 150℃ | 145℃ | ||
| 155 rev/mins of reinforced rotating speeds | 355 rev/mins of engine speeds | 110 amperes in main frame electric current | Head pressure 3.6MP | ||||||||
Claims (5)
1, a kind of production method of high concentration plastic nano flame-proof agglomerate, it is characterized in that adopting following ratio of weight and number component: antimonous oxide 20-30 part, decabromodiphenyl oxide or TDE 50-60 part, nano-sized magnesium hydroxide 6-10 part, EVA or PE 8-10 part, oxidation inhibitor 0.25-0.3 part, polyethylene wax 1.2-1.5 part, coupling agent 0.4-0.6 part, silane coupling agent 0.4-0.5 part, interfacial activity dispersion agent 0.35-0.45 part, thinner 1.2-1.5 part
Above-mentioned antimonous oxide and decabromodiphenyl oxide or TDE fire retardant put into mix 6-8 minute in the homogenizer, drop into coupling agent, mix after 3-5 minute, put into again in the stirred pot of low-speed running;
Homogenizer is warmed up to 80-85 ℃, nano-sized magnesium hydroxide is dropped into the homogenizer high speed to be stirred, with dilution in silane coupling agent, the dispersion agent adding thinner evenly, adopt that high pressure is vaporific to spray into above-mentioned being equipped with in the nano-sized magnesium hydroxide homogenizer, divided to spray into for three times in 5-6 minute, after temperature of charge reached 80 ℃, nano material was fully activated, put into above-mentioned stirring at low speed jar rapidly, keep whipped state;
EVA or PE, oxidation inhibitor, polyethylene wax are put in the stirring at low speed jar of above-mentioned running together, and above-mentioned all components stir blowing after 8-10 minute in the stirring at low speed jar, be a granulated into particle by parallel double-screw extruder.
2, the production method of a kind of high concentration plastic nano flame-proof agglomerate according to claim 1, it is characterized in that adopting following ratio of weight and number component: antimonous oxide 20-30 part, decabromodiphenyl oxide or TDE 50-60 part, nano-sized magnesium hydroxide 6-10 part, EVA VA18-MI3 8-10 part, oxidation inhibitor B-215 0.25-0.3 part, polyethylene wax 1.2-1.5 part, coupling agent KH5500.4-0.6 part, silane coupling A-174 0.4-0.5 part, dispersion agent K0-311 0.35-0.45 part, thinner dehydrated alcohol 1.2-1.5 part
Above-mentioned antimonous oxide and decabromodiphenyl oxide or TDE fire retardant put into mix 6-8 minute in the homogenizer, drop into coupling agent KH550, mix after 3-4 minute, put into again in the stirring at low speed jar;
Homogenizer is warmed up to 80-85 ℃, nano-sized magnesium hydroxide is dropped into the homogenizer high speed to be stirred, with dilution in silane coupling A-174, the interfacial activity dispersion agent K0-311 adding dehydrated alcohol evenly, adopt that high pressure is vaporific to spray into above-mentioned being equipped with in the nano-sized magnesium hydroxide homogenizer, divided to spray into for three times in 5-6 minute, after temperature of charge reached 80 ℃, nano material was fully activated, put into above-mentioned stirring at low speed jar rapidly, keep whipped state;
EVA VA18-MI3, oxidation inhibitor B-215, polyethylene wax are put in the above-mentioned stirring at low speed jar together, and above-mentioned all components stir blowing after 8-10 minute in the stirring at low speed jar, be a granulated into particle by parallel double-screw extruder.
3, the production method of a kind of high concentration plastic nano flame-proof agglomerate according to claim 1 and 2 is characterized in that adopting following ratio of weight and number component: 20 parts of antimonous oxides, decabromodiphenyl oxide or 60 parts of TDE, 6 parts of nano-sized magnesium hydroxides, 10 parts of PE, oxidation inhibitor B-2150.25 part, 1.5 parts of polyethylene waxs, 0.6 part of coupling agent KH550, silane coupling A-174 0.45 part, 0.30 part of interfacial activity dispersion agent K0-311,1.2 parts of thinner dehydrated alcohols.
4, the production method of a kind of high concentration plastic nano flame-proof agglomerate according to claim 1 and 2, it is characterized in that described parallel double-screw extruder adopts SHJ-65 type forcing machine, the charging zone temperature is 145 ℃-155 ℃, the plasticizing zone temperature is 155 ℃-160 ℃, it is 150 ℃-160 ℃ that district's temperature is extruded in metering, the head mold temperature is 145 ℃, reinforced rotating speed is 150-160 rev/min, engine speed is 350-360 rev/min, the main frame electric current is the 90-110 ampere, head pressure is 3.5-3.8MP, adopts air-cooled or water ring pelletizing moulding.
5, the production method of a kind of high concentration plastic nano flame-proof agglomerate according to claim 3, it is characterized in that described parallel double-screw extruder adopts SHJ-65 type forcing machine, the charging zone temperature is 145 ℃-155 ℃, the plasticizing zone temperature is 155 ℃-160 ℃, it is 150 ℃-160 ℃ that district's temperature is extruded in metering, the head mold temperature is 145 ℃, reinforced rotating speed is 150-160 rev/min, engine speed is 350-360 rev/min, the main frame electric current is the 90-110 ampere, head pressure is 3.5-3.8MP, adopts air-cooled or water ring pelletizing moulding.
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| CN105694227A (en) * | 2016-04-14 | 2016-06-22 | 山东海王化工股份有限公司 | High-filled alkane-antimony combined flame-retardant masterbatch and preparation method and application thereof |
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2006
- 2006-06-26 CN CNB2006100128725A patent/CN100494266C/en not_active Expired - Fee Related
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| CN103275387A (en) * | 2013-06-03 | 2013-09-04 | 北京理工大学 | Nano antimonous oxide master batch as well as preparation method and application thereof in halogen-free synergistic flame retardant plastic |
| CN105694227A (en) * | 2016-04-14 | 2016-06-22 | 山东海王化工股份有限公司 | High-filled alkane-antimony combined flame-retardant masterbatch and preparation method and application thereof |
| CN108676231A (en) * | 2018-05-24 | 2018-10-19 | 成都菲斯特新材料有限公司 | A kind of PE/PET, PE/PP bicomponent fibers flame-retardant master batch and preparation method |
| CN108676231B (en) * | 2018-05-24 | 2021-05-18 | 成都菲斯特新材料有限公司 | Flame-retardant master batch for PE/PET (polyethylene/polyethylene terephthalate) and PE/PP (polyethylene/polypropylene) bicomponent fibers and preparation method thereof |
| CN109535482A (en) * | 2018-11-12 | 2019-03-29 | 大连亚泰科技新材料股份有限公司 | A kind of no resin, nano flame retardant masterbatch of binder free and preparation method thereof |
| CN113265109A (en) * | 2021-05-12 | 2021-08-17 | 江苏艾泰柯新材料科技有限公司 | High-concentration engineering plastic flame-retardant master batch and preparation method thereof |
| CN113321892A (en) * | 2021-06-09 | 2021-08-31 | 江苏艾泰柯新材料科技有限公司 | Antimony trioxide flame-retardant master batch and preparation method thereof |
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