CN103012997A - Smoke-suppression magnesium-series halogen-free flame retardant material special for conveying belt and preparation method thereof - Google Patents
Smoke-suppression magnesium-series halogen-free flame retardant material special for conveying belt and preparation method thereof Download PDFInfo
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- CN103012997A CN103012997A CN2012105796009A CN201210579600A CN103012997A CN 103012997 A CN103012997 A CN 103012997A CN 2012105796009 A CN2012105796009 A CN 2012105796009A CN 201210579600 A CN201210579600 A CN 201210579600A CN 103012997 A CN103012997 A CN 103012997A
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Abstract
The invention discloses a smoke-suppression magnesium-series halogen-free flame retardant material special for a conveying belt and a preparation method thereof, belonging to the technical field of environment-friendly flame retardant materials and preparation processes thereof. The smoke-suppression magnesium-series halogen-free flame retardant material comprises the following components in parts by mass: 20 to 100 parts of polyvinyl chloride resin, 10 to 20 parts of chlorinated polyethylene, 50 to 70 parts of modified brucite type magnesium hydroxide, 10 to 30 parts of a flame retardant synergist, 0 to 10 parts of an ester plasticizer, 3 to 10 parts of a lead salt composite stabilizer, 3 to 10 parts of an antistatic agent, 3 to 10 parts of a dispersing agent and 1 to 5 parts of carbon black. The smoke-suppression magnesium-series halogen-free flame retardant material is suitable for a polyvinyl chloride (PVC) flame retardant conveying belt produced according to an extruder extrusion method and a press vulcanization method, and belongs to environment-friendly flame retardant products; and the flame retardant conveying belt produced from materials containing the special material has a friction coefficient close to that of rubber, and high wear resistance and antistatic properties, and compared with the conventional flame retardant conveying belt, the flame retardant conveying belt has high environmental friendliness and flame retardance and saves the cost, so that the smoke-suppression magnesium-series halogen-free flame retardant material is a novel material for manufacturing whole-core flame retardant conveying belts.
Description
Technical fieldThe cigarette magnesium that presses down for delivery of band is halogen-free flameproof PP Pipe Compound and preparation method thereof, belongs to environmental protection flame retardant material and fabricating technology field thereof.
The background technology conveying belt is the important tool of ground transport material and colliery delivered downhole coal, energy-conservation, safety and environmental protection are the trend of conveying belt industry development, after the presence of fire of colliery, most of victims are choked to death owing to sucking the smog and the toxic gas that produce when burning, at present, the most frequently used fire retardant of PVC conveying belt mainly is organophosphorus, bromine, chlorine, the compound of antimony, organic phosphorus flame retardant is expensive, and in halogen flame when burning, generate a large amount of cigarette and poisonous and have corrosive gas, therefore develops low toxicity, the Fabric Solid-woven Fire-resistant Conveyer Belt of low cigarette be coal mine downhole safety produce in the urgent need to.
Summary of the inventionIn view of the defective that prior art exists, the purpose of this invention is to provide a kind of for delivery of band to press down cigarette magnesium be halogen-free flameproof PP Pipe Compound and preparation method thereof.
For achieving the above object, the technology used in the present invention solution is: a kind of cigarette magnesium that presses down for delivery of band is the halogen-free flameproof PP Pipe Compound, it adopts PVC as matrix, filling-modified brucite type magnesium hydroxide and MB-202, TPP and zinc borate, ammonium polyphosphate, trimeric cyanamide, in the encapsulated red phosphorus one or more, concrete component concentration mass ratio is: polyvinyl chloride (PVC) RESINS 20-100 part, chlorinatedpolyethylene 10-20 part, modification brucite type magnesium hydroxide 50-70 part, retardant synergist 10-30 part, ester plasticizer 0-10 part, lead salt one package stabilizer 3-10 part, static inhibitor 3-10 part, dispersion agent 3-10 part, carbon black 1-5 part.
Described ester plasticizer comprises: one or more among DOP, DOA, the DOS.
The preparation method of described modification brucite type magnesium hydroxide is:
With surface-modifying agent behind solvent cut, under the room temperature condition in the low speed kneader, stir 30min with magnesium hydrate powder, be warming up to 80-100 ℃, under the high-speed stirring condition magnesium hydroxide is carried out modification, time is 45-70min, and discharging obtains the modification brucite type magnesium hydroxide that particle diameter is 1-10 μ m;
Magnesium hydroxide is joined in the continuous activation modification equipment, the uniform properties-correcting agent of solvent cut is carried out mixed and modified through spray equipment and magnesium hydroxide, temperature is controlled at 80-100 ℃, and the time is that discharging obtains modification brucite type magnesium hydroxide behind the 30-60min.
Described surface-modifying agent is in silane coupling agent, titanate coupling agent, stearic acid, stearate, Sodium dodecylbenzene sulfonate, the Aluminate modification one or more.
Described surface-modifying agent dosage is the 1%-5% of magnesium hydroxide weight part.
The cigarette magnesium that presses down for delivery of band is the preparation method of halogen-free flameproof PP Pipe Compound, comprises following steps:
A, the rear each component of will weighing add in the high-speed mixer, and the start high speed is mixing, and melting temperature is controlled at 80-100 ℃, and mixing time is controlled at 20-30 minute, blowing after the plasticizing evenly;
B, the material after mixing is added in the extruder barrel, open the forcing machine of preheating, revolution is controlled at 60-80 rev/min, and barrel zone temperature is controlled between 90-140 ℃, extrudes rear fervent, air-cooled granulation.
The cigarette magnesium that presses down for delivery of band is halogen-free flameproof PP Pipe Compound and preparation method thereof, its beneficial effect is: pressing down cigarette magnesium is the PVC fire retarding conveying band that halogen-free flameproof PVC conveying belt PP Pipe Compound is applicable to forcing machine extrusion molding and flash molding production, it belongs to the environmental protection flame retardant product, the fire retarding conveying band that adds this PP Pipe Compound production has the frictional coefficient that approaches with rubber, wear resisting property and antistatic property are better, comparing with traditional fire retarding conveying band and to have good environmental protection flame retardant and cost savings, is that the combustion-supporting conveying belt of a kind of novel whole core is made material.
Embodiment
The present invention is further described below in conjunction with specific embodiment, but the present invention's scope required for protection is not limited to the scope that embodiment explains.
Embodiment 1
Take by weighing polyvinyl chloride (PVC) RESINS 40kg, chlorinatedpolyethylene 10kg, modification brucite type magnesium hydroxide 50kg, fire retarding synergist: MB-202 are 3kg, TPP2kg, zinc borate 1kg, DOP10kg, lead salt one package stabilizer 4kg, SN5kg, ammonium pyrophosphate 2kg, carbon black 2kg; The rear each component of will weighing adds in the high-speed mixer, the start high speed is mixing, the control melting temperature is 90 ℃, mixing time is 15 minutes, blowing is opened the forcing machine of preheating after the plasticizing evenly in extruder barrel, and revolution is controlled at 80 rev/mins, barrel zone temperature is controlled between 90-140 ℃, extrudes rear fervent, air-cooled granulation.
Embodiment 2
Take by weighing polyvinyl chloride (PVC) RESINS 45kg, chlorinatedpolyethylene 10kg, modification brucite type magnesium hydroxide 60kg, fire retarding synergist: MB-202 are 3kg, TPP2kg, zinc borate 1kg, DOP10kg, lead salt one package stabilizer 4kg, SN5kg, ammonium pyrophosphate 2kg, carbon black 2kg; The rear each component of will weighing adds in the high-speed mixer, the start high speed is mixing, the control melting temperature is 90 ℃, mixing time is 15 minutes, blowing is opened the forcing machine of preheating after the plasticizing evenly in extruder barrel, and revolution is controlled at 80 rev/mins, barrel zone temperature is controlled between 90-140 ℃, extrudes rear fervent, air-cooled granulation.
Embodiment 3
Take by weighing polyvinyl chloride (PVC) RESINS 50kg, chlorinatedpolyethylene 10kg, modification brucite type magnesium hydroxide 70kg, fire retarding synergist: MB-202 are 3kg, TPP2kg, zinc borate 1kg, DOP15kg, lead salt one package stabilizer 5kg, SN5kg, ammonium pyrophosphate 2kg, carbon black 2kg; The rear each component of will weighing adds in the high-speed mixer, the start high speed is mixing, the control melting temperature is 90 ℃, mixing time is 15 minutes, blowing is opened the forcing machine of preheating after the plasticizing evenly in extruder barrel, and revolution is controlled at 80 rev/mins, barrel zone temperature is controlled between 90-140 ℃, extrudes rear fervent, air-cooled granulation.
With the mixing rubber cover that obtains in two roller mills of the particle behind embodiment 1, embodiment 2, embodiment 3 extruding pelletizations, rubber cover 120 ℃ of sulfurations on the molding sulfuration plate are obtained the glue sample, it is carried out performance test, performance test such as following table:
Claims (6)
1. the cigarette magnesium that presses down for delivery of band is the halogen-free flameproof PP Pipe Compound, it is characterized in that: adopt PVC as matrix, filling-modified brucite type magnesium hydroxide and MB-202, TPP and zinc borate, ammonium polyphosphate, trimeric cyanamide, in the encapsulated red phosphorus one or more, concrete component concentration mass ratio is: polyvinyl chloride (PVC) RESINS 20-100 part, chlorinatedpolyethylene 10-20 part, modification brucite type magnesium hydroxide 50-70 part, retardant synergist 10-30 part, ester plasticizer 0-10 part, lead salt one package stabilizer 3-10 part, static inhibitor 3-10 part, dispersion agent 3-10 part, carbon black 1-5 part.
2. a kind of cigarette magnesium that presses down for delivery of band according to claim 1 is the halogen-free flameproof PP Pipe Compound, and it is characterized in that: described ester plasticizer comprises: one or more among DOP, DOA, the DOS.
3. a kind of cigarette magnesium that presses down for delivery of band according to claim 1 is the halogen-free flameproof PP Pipe Compound, and it is characterized in that: the preparation method of described modification brucite type magnesium hydroxide is:
With surface-modifying agent behind solvent cut, under the room temperature condition in the low speed kneader, stir 30min with magnesium hydrate powder, be warming up to 80-100 ℃, under the high-speed stirring condition magnesium hydroxide is carried out modification, time is 45-70min, and discharging obtains the modification brucite type magnesium hydroxide that particle diameter is 1-10 μ m;
Magnesium hydroxide is joined in the continuous activation modification equipment, the uniform properties-correcting agent of solvent cut is carried out mixed and modified through spray equipment and magnesium hydroxide, temperature is controlled at 80-100 ℃, and the time is that discharging obtains modification brucite type magnesium hydroxide behind the 30-60min.
4. a kind of cigarette magnesium that presses down for delivery of band according to claim 3 is the halogen-free flameproof PP Pipe Compound, and it is characterized in that: described surface-modifying agent is in silane coupling agent, titanate coupling agent, stearic acid, stearate, Sodium dodecylbenzene sulfonate, the Aluminate modification one or more.
5. a kind of cigarette magnesium that presses down for delivery of band according to claim 3 is the halogen-free flameproof PP Pipe Compound, and it is characterized in that: described surface-modifying agent dosage is the 1%-5% of magnesium hydroxide weight part.
6. the cigarette magnesium that presses down for delivery of band is the preparation method of halogen-free flameproof PP Pipe Compound, it is characterized in that: comprise following steps:
A, the rear each component of will weighing add in the high-speed mixer, and the start high speed is mixing, and melting temperature is controlled at 80-100 ℃, and mixing time is controlled at 20-30 minute, blowing after the plasticizing evenly;
B, the material after mixing is added in the extruder barrel, open the forcing machine of preheating, revolution is controlled at 60-80 rev/min, and barrel zone temperature is controlled between 90-140 ℃, extrudes rear fervent, air-cooled granulation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012105796009A CN103012997A (en) | 2012-12-28 | 2012-12-28 | Smoke-suppression magnesium-series halogen-free flame retardant material special for conveying belt and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012105796009A CN103012997A (en) | 2012-12-28 | 2012-12-28 | Smoke-suppression magnesium-series halogen-free flame retardant material special for conveying belt and preparation method thereof |
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| CN103012997A true CN103012997A (en) | 2013-04-03 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104558960A (en) * | 2014-12-26 | 2015-04-29 | 神盾防火科技有限公司 | Polyvinyl chloride grade-A fireproof material and preparation method thereof |
| CN104610681A (en) * | 2014-12-26 | 2015-05-13 | 神盾防火科技有限公司 | Polyvinyl chloride class A low-smoke fireproof furniture sheet and preparation method thereof |
| CN104611941A (en) * | 2014-12-26 | 2015-05-13 | 神盾防火科技有限公司 | Polyvinyl chloride flame-retardant artificial leather material |
| CN111646110A (en) * | 2020-06-05 | 2020-09-11 | 广东博顺带业有限公司 | Conductive conveying belt and manufacturing method thereof |
| CN111978651A (en) * | 2020-08-11 | 2020-11-24 | 平海龙 | Flame-retardant antistatic soft polyvinyl chloride composite material and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101348590A (en) * | 2007-07-19 | 2009-01-21 | 徐凤祥 | Special material for mining flame-retardant conveyer belt coating rubber and manufacturing method thereof |
| CN102558652A (en) * | 2011-12-30 | 2012-07-11 | 大连亚泰科技新材料有限公司 | Method for preparing fireproof aluminum-plastic composite board core by utilizing brucite |
-
2012
- 2012-12-28 CN CN2012105796009A patent/CN103012997A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101348590A (en) * | 2007-07-19 | 2009-01-21 | 徐凤祥 | Special material for mining flame-retardant conveyer belt coating rubber and manufacturing method thereof |
| CN102558652A (en) * | 2011-12-30 | 2012-07-11 | 大连亚泰科技新材料有限公司 | Method for preparing fireproof aluminum-plastic composite board core by utilizing brucite |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104558960A (en) * | 2014-12-26 | 2015-04-29 | 神盾防火科技有限公司 | Polyvinyl chloride grade-A fireproof material and preparation method thereof |
| CN104610681A (en) * | 2014-12-26 | 2015-05-13 | 神盾防火科技有限公司 | Polyvinyl chloride class A low-smoke fireproof furniture sheet and preparation method thereof |
| CN104611941A (en) * | 2014-12-26 | 2015-05-13 | 神盾防火科技有限公司 | Polyvinyl chloride flame-retardant artificial leather material |
| CN104611941B (en) * | 2014-12-26 | 2018-05-22 | 神盾防火科技有限公司 | A kind of fire-retardant emulational leather material of polyvinyl chloride |
| CN111646110A (en) * | 2020-06-05 | 2020-09-11 | 广东博顺带业有限公司 | Conductive conveying belt and manufacturing method thereof |
| CN111978651A (en) * | 2020-08-11 | 2020-11-24 | 平海龙 | Flame-retardant antistatic soft polyvinyl chloride composite material and preparation method thereof |
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Application publication date: 20130403 |