CN105440525A - Fire-proof and flame-retardant plastic sheet and preparation method thereof - Google Patents
Fire-proof and flame-retardant plastic sheet and preparation method thereof Download PDFInfo
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- CN105440525A CN105440525A CN201510872603.5A CN201510872603A CN105440525A CN 105440525 A CN105440525 A CN 105440525A CN 201510872603 A CN201510872603 A CN 201510872603A CN 105440525 A CN105440525 A CN 105440525A
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Abstract
The invention discloses a fire-proof and flame-retardant plastic sheet prepared from raw materials in parts by weight as follows: 1-2 parts of sodium borate, 0.8-1 part of zinc hydroxystannate, 50-60 parts of halloysite nanotubes, 30-40 parts of urea, 2-3 parts of ammonium octamolybdate, 1-2 parts of zinc oxide, 6-7 parts of potassium hydroxide, 200-300 parts of polyvinyl alcohol, 10-16 parts of acrylonitrile, 0.5-0.6 parts of divinylbenzene, 0.1-0.12 parts of azobisisobutyronitrile, 160-180 parts of polyvinyl chloride, 2-4 parts of aluminum nitride, 3-5 parts of decabromodiphenyl ether, 4-6 parts of aluminum dihydrogen phosphate, 0.6-1 part of sp800, 0.1-0.4 parts of ammonium ferrous sulfate and 2-3 parts of chlorinate paraffin. Due to addition of the aluminum dihydrogen phosphate, the decabromodiphenyl ether, the aluminum nitride and the like, the flame-retardant performance of the finished sheet product can be effectively improved, and the safety strength can be improved.
Description
Technical field
The present invention relates to board technology field, particularly relate to a kind of fire protection flame retarding plastic plate and preparation method thereof.
Background technology
Halloysite nanotubes is the silico-aluminate that a class has multi-walled pipes shape structure, nontoxic, respectively containing aluminium hydroxyl and silicone hydroxyl inside and outside its tube wall, and with the secondary valence bond such as hydrogen bond and Van der Waals force syndeton unit, can be dispersed in polymeric matrix preferably, simultaneously also because the active group in hollow tube wall can catch the free radical of polymer combustion process generation, the burning of polymkeric substance can be delayed, therefore obtain extensive concern and research.Utilize zinc hydroxyl stannate to carry out surface coating modification to halloysite nanometer, and used as the fire retardant for polyvinyl chloride, the flame retarding and smoke suppressing properties of polyvinyl chloride can be improved.
Summary of the invention
The object of the invention is exactly the defect in order to make up prior art, provides a kind of fire protection flame retarding plastic plate and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of fire protection flame retarding plastic plate, it is made up of the raw material of following weight parts:
Sodium Tetraborate 1-2, zinc hydroxyl stannate 0.8-1, halloysite nanotubes 50-60, urea 30-40, ammonium octamolybdate 2-3, zinc oxide 1-2, potassium hydroxide 6-7, polyvinyl alcohol 200-300, vinyl cyanide 10-16, divinylbenzene 0.5-0.6, Diisopropyl azodicarboxylate 0.1-0.12, polyvinyl chloride 160-180, aluminium nitride 2-4, decabromodiphenyl oxide 3-5, aluminium dihydrogen phosphate 4-6, sp800.6-1, ferrous ammonium sulphate 0.1-0.4, clorafin 2-3.
A preparation method for described fire protection flame retarding plastic plate, comprises the following steps:
(1) joined by aluminium dihydrogen phosphate in 16-20 times of water, stirring and dissolving, adds ferrous ammonium sulphate, ammonium octamolybdate, and 60-100 rev/min is stirred 7-10 minute, obtain aluminium ammonium lysate;
(2) send in 80-90 DEG C of water-bath by above-mentioned polybenzimidazole, insulated and stirred 15-20 minute, discharging cools, mix with aluminium ammonium lysate, add the 40-50% of decabromodiphenyl oxide, aluminium nitride, above-mentioned sp80, weight under agitation condition, 300-500 rev/min is stirred 10-20 minute, obtains flame-retardant emulsion;
(3) remaining sp80 is joined in 36-40 times of water, add clorafin, Sodium Tetraborate, insulated and stirred 4-7 minute at 60-70 DEG C, obtain esterification emulsion;
(4) mixing of materials above-mentioned steps obtained, add the 10-14% of above-mentioned polyvinyl chloride weight, send in the oil bath of 130-140 DEG C, insulated and stirred 20-30 minute, discharging cools, add Zinc Pyrithione, copper 8-quinolinolate, 700-1000 rev/min is stirred 8-10 minute, obtains anticorrosion polyvinyl chloride liquid;
(5) by above-mentioned halloysite nanotubes, urea mixing, join in 20-30 times of deionized water, insulated and stirred 60-70 minute at 50-60 DEG C, then ultrasonic disperse 40-50 minute, obtain dispersion liquid;
(6) by above-mentioned zinc hydroxyl stannate, zinc oxide, potassium hydroxide mixing, join in 10-15 times of water, be heated to 50-60 DEG C, add above-mentioned dispersion liquid, raised temperature is 85-90 DEG C, insulation reaction 5-6 hour, suction filtration, joins in 1.6-2 propyl carbinol doubly by filter cake, ultrasonic disperse 7-10 minute, component distillation, by the solid substance vacuum-drying obtained, obtains the coated halloysite of zinc hydroxyl stannate;
(7) coated for zinc hydroxyl stannate halloysite is joined in polyvinyl alcohol, raised temperature is 60-70 DEG C under nitrogen protection, add aforesaid propylene nitrile, divinylbenzene, Diisopropyl azodicarboxylate successively, insulated and stirred reaction 7-8 hour, be cooled to normal temperature, add above-mentioned flame-retardant emulsion, esterification emulsion, ultrasonic disperse 10-20 minute, suction filtration, vacuum-drying;
(8) mix with residue each raw material by above-mentioned vacuum drying material, at 120-125 DEG C, stir 3-4 minute, feeding twin screw extruder, extrudes, mould molding, to cut off, overlay film, obtain described plastic plate.
Advantage of the present invention is:
The coated halloysite nanotubes that the present invention adopts, the zinc hydroxyl stannate on its surface is in blend combustion processes, and the Hcl gas discharged when itself Zn2+ and SnO32-can catch burning, suppresses Hcl to the further catalyzed degradation effect of polyvinyl chloride;
Zinc hydroxyl stannate can play fire retardation in gas phase and condensed state to the burning of polymkeric substance respectively along with the raising of temperature of combustion, react the zinc chloride generated and can catch active strong free radical in gas phase, firm and the charring layer of densification is formed in solid phase, Zncl2 with Sncl4 is by promoting to be cross-linked, to become charcoal to reduce generation and the release of flammable volatile matter, CO in all right catalyzed oxidation flame of tin compound simultaneously after gasification and soot, thus the oxygen concentration in minimizing combustion processes, play fire retardation;
Halloysite nanotubes has multi-walled pipes shape structure, can take blocking effect, and simultaneously also owing to containing micro-oxidation iron in its composition, can catch the living radical produced in degradation process, effectively can suppress the carrying out of DeR, improve thermostability;
Nanoparticle can be made to be uniformly dispersed in polymeric matrix, and interface interaction power is large, is conducive to the improvement of the mechanical property of blend, improves resistance to impact shock.
The aluminium dihydrogen phosphate that the present invention adds, decabromodiphenyl oxide, aluminium nitride etc., effectively can improve the flame retardant properties of finished product sheet material, improves security intensity.
Embodiment
A kind of fire protection flame retarding plastic plate, it is made up of the raw material of following weight parts:
Sodium Tetraborate 1, zinc hydroxyl stannate 0.8, halloysite nanotubes 50, urea 30, ammonium octamolybdate 2, zinc oxide 1, potassium hydroxide 6, polyvinyl alcohol 200, vinyl cyanide 10, divinylbenzene 0.5, Diisopropyl azodicarboxylate 0.1, polyvinyl chloride 160, aluminium nitride 2, decabromodiphenyl oxide 3, aluminium dihydrogen phosphate 4, sp800.6, ferrous ammonium sulphate 0.1, clorafin 2.
A preparation method for described fire protection flame retarding plastic plate, comprises the following steps:
(1) joined by aluminium dihydrogen phosphate in 16 times of water, stirring and dissolving, adds ferrous ammonium sulphate, ammonium octamolybdate, and 60 revs/min are stirred 7 minutes, obtain aluminium ammonium lysate;
(2) sent into by above-mentioned polybenzimidazole in 80 DEG C of water-baths, insulated and stirred 15 minutes, discharging cools, mix with aluminium ammonium lysate, add under agitation condition decabromodiphenyl oxide, aluminium nitride, above-mentioned sp80,40%, 300 revs/min of weight stir 10 minutes, obtain flame-retardant emulsion;
(3) joined in 36 times of water by remaining sp80, add clorafin, Sodium Tetraborate, at 60 DEG C, insulated and stirred 4 minutes, obtains esterification emulsion;
(4) mixing of materials above-mentioned steps obtained, adds 10% of above-mentioned polyvinyl chloride weight, sends in the oil bath of 130 DEG C, insulated and stirred 20 minutes, discharging cools, and adds Zinc Pyrithione, 8 copper quinolinates, 700 revs/min are stirred 8 minutes, obtain anticorrosion polyvinyl chloride liquid;
(5) by above-mentioned halloysite nanotubes, urea mixing, join in 20 times of deionized waters, insulated and stirred 60 minutes at 50 DEG C, then ultrasonic disperse 40 minutes, obtain dispersion liquid;
(6) by above-mentioned zinc hydroxyl stannate, zinc oxide, potassium hydroxide mixing, join in 10 times of water, be heated to 50 DEG C, add above-mentioned dispersion liquid, raised temperature is 85 DEG C, insulation reaction 5 hours, suction filtration, joins in the propyl carbinol of 1.6 times by filter cake, ultrasonic disperse 7 minutes, component distillation, by the solid substance vacuum-drying obtained, obtains the coated halloysite of zinc hydroxyl stannate;
(7) coated for zinc hydroxyl stannate halloysite is joined in polyvinyl alcohol, raised temperature is 60 DEG C under nitrogen protection, add aforesaid propylene nitrile, divinylbenzene, Diisopropyl azodicarboxylate successively, insulated and stirred reacts 7 hours, be cooled to normal temperature, add above-mentioned flame-retardant emulsion, esterification emulsion, ultrasonic disperse 10 minutes, suction filtration, vacuum-drying;
(8) mix with residue each raw material by above-mentioned vacuum drying material, stir 3 minutes at 120 DEG C, feeding twin screw extruder, extrudes, mould molding, to cut off, overlay film, obtain described plastic plate.
Performance test:
Tensile strength (MPa) 46;
Flexural strength (MPa) 75.4;
Flame retardant resistance: namely put out from fire, does not have black smoke.
Claims (2)
1. a fire protection flame retarding plastic plate, is characterized in that, it is made up of the raw material of following weight parts:
Sodium Tetraborate 1-2, zinc hydroxyl stannate 0.8-1, halloysite nanotubes 50-60, urea 30-40, ammonium octamolybdate 2-3, zinc oxide 1-2, potassium hydroxide 6-7, polyvinyl alcohol 200-300, vinyl cyanide 10-16, divinylbenzene 0.5-0.6, Diisopropyl azodicarboxylate 0.1-0.12, polyvinyl chloride 160-180, aluminium nitride 2-4, decabromodiphenyl oxide 3-5, aluminium dihydrogen phosphate 4-6, sp800.6-1, ferrous ammonium sulphate 0.1-0.4, clorafin 2-3.
2. a preparation method for fire protection flame retarding plastic plate as claimed in claim 1, is characterized in that comprising the following steps:
(1) joined by aluminium dihydrogen phosphate in 16-20 times of water, stirring and dissolving, adds ferrous ammonium sulphate, ammonium octamolybdate, and 60-100 rev/min is stirred 7-10 minute, obtain aluminium ammonium lysate;
(2) send in 80-90 DEG C of water-bath by above-mentioned polybenzimidazole, insulated and stirred 15-20 minute, discharging cools, mix with aluminium ammonium lysate, add the 40-50% of decabromodiphenyl oxide, aluminium nitride, above-mentioned sp80, weight under agitation condition, 300-500 rev/min is stirred 10-20 minute, obtains flame-retardant emulsion;
(3) remaining sp80 is joined in 36-40 times of water, add clorafin, Sodium Tetraborate, insulated and stirred 4-7 minute at 60-70 DEG C, obtain esterification emulsion;
(4) mixing of materials above-mentioned steps obtained, add the 10-14% of above-mentioned polyvinyl chloride weight, send in the oil bath of 130-140 DEG C, insulated and stirred 20-30 minute, discharging cools, add Zinc Pyrithione, copper 8-quinolinolate, 700-1000 rev/min is stirred 8-10 minute, obtains anticorrosion polyvinyl chloride liquid;
(5) by above-mentioned halloysite nanotubes, urea mixing, join in 20-30 times of deionized water, insulated and stirred 60-70 minute at 50-60 DEG C, then ultrasonic disperse 40-50 minute, obtain dispersion liquid;
(6) by above-mentioned zinc hydroxyl stannate, zinc oxide, potassium hydroxide mixing, join in 10-15 times of water, be heated to 50-60 DEG C, add above-mentioned dispersion liquid, raised temperature is 85-90 DEG C, insulation reaction 5-6 hour, suction filtration, joins in 1.6-2 propyl carbinol doubly by filter cake, ultrasonic disperse 7-10 minute, component distillation, by the solid substance vacuum-drying obtained, obtains the coated halloysite of zinc hydroxyl stannate;
(7) coated for zinc hydroxyl stannate halloysite is joined in polyvinyl alcohol, raised temperature is 60-70 DEG C under nitrogen protection, add aforesaid propylene nitrile, divinylbenzene, Diisopropyl azodicarboxylate successively, insulated and stirred reaction 7-8 hour, be cooled to normal temperature, add above-mentioned flame-retardant emulsion, esterification emulsion, ultrasonic disperse 10-20 minute, suction filtration, vacuum-drying;
(8) mix with residue each raw material by above-mentioned vacuum drying material, at 120-125 DEG C, stir 3-4 minute, feeding twin screw extruder, extrudes, mould molding, to cut off, overlay film, obtain described plastic plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510872603.5A CN105440525A (en) | 2015-12-03 | 2015-12-03 | Fire-proof and flame-retardant plastic sheet and preparation method thereof |
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| CN201510872603.5A CN105440525A (en) | 2015-12-03 | 2015-12-03 | Fire-proof and flame-retardant plastic sheet and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106046734A (en) * | 2016-07-26 | 2016-10-26 | 安徽紫金新材料科技股份有限公司 | Flame-retardant graphene conducting material and preparation method thereof |
| CN106751122A (en) * | 2016-11-17 | 2017-05-31 | 安徽北马科技有限公司 | A kind of many phosphatization self-clean type plastic plates and preparation method thereof |
| CN107603093A (en) * | 2017-09-13 | 2018-01-19 | 南通意特化工有限公司 | A kind of retardant polymer material |
-
2015
- 2015-12-03 CN CN201510872603.5A patent/CN105440525A/en active Pending
Non-Patent Citations (2)
| Title |
|---|
| 《化工百科全书》编辑委员会: "《化工百科全书（第9卷）》", 30 June 1995, 化学工业出版社 * |
| 苍琼等: ""羟基锡酸锌包覆埃洛石对PVC/ABS共混物燃烧性能的影响"", 《高分子材料科学与工程》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106046734A (en) * | 2016-07-26 | 2016-10-26 | 安徽紫金新材料科技股份有限公司 | Flame-retardant graphene conducting material and preparation method thereof |
| CN106751122A (en) * | 2016-11-17 | 2017-05-31 | 安徽北马科技有限公司 | A kind of many phosphatization self-clean type plastic plates and preparation method thereof |
| CN107603093A (en) * | 2017-09-13 | 2018-01-19 | 南通意特化工有限公司 | A kind of retardant polymer material |
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Application publication date: 20160330 |