CN103934912B - The preparation method on a kind of fire-retardant, low cigarette, low temperature resistant, resistance to cigarette calcination PVC floor - Google Patents
The preparation method on a kind of fire-retardant, low cigarette, low temperature resistant, resistance to cigarette calcination PVC floor Download PDFInfo
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Abstract
The preparation method who the invention discloses a kind of fire-retardant, low cigarette, low temperature resistant, resistance to cigarette calcination PVC floor, the method comprises the following steps: (1) batching; (2) filler processing; (3) high speed blend; (4) two rollers are plasticated; (5) mold pressing. Fire-retardant, the low cigarette of having that the present invention produces by above-mentioned five steps, low temperature resistant, resistance to cigarette burns can PVC floor, constant product quality, production efficiency is high simultaneously.
Description
Technical field
The present invention relates to technical field of floor, specifically a kind of fire-retardant, low cigarette, low temperature resistant, resistance to cigarette calcination PVC floorPreparation method.
Background technology
Along with the development of China's communication, railway, highway passenger vehicle are constantly weeded out the old and bring forth the new, and also objective floor for automobile are carried simultaneouslyGo out higher requirement. Flexible PVC floor has easily the advantage such as mats formation, elegant in appearance, durable in use, cheap and obtains wideGeneral application. , prior art does not have a kind ofly can produce fire-retardant, the low cigarette of having of constant product quality, low temperature resistant, resistance to all the timeThe preparation method on the PVC floor of cigarette calcination.
Summary of the invention
The object of the present invention is to provide the preparation method on a kind of fire-retardant, low cigarette, low temperature resistant, resistance to cigarette calcination PVC floor.
Object of the present invention can be achieved through the following technical solutions:
The preparation method on fire-retardant, low cigarette, low temperature resistant, resistance to cigarette calcination PVC floor, the method comprises the following steps:
(1) batching: take PVC100 weight portion, dioctyl phthalate 50 weight portions, di-n-octyl sebacate 12 weightPart, stabilizing agent 4 weight portions, lubricant 6 weight portions, magnesium hydroxide 40 weight portions, aluminium hydroxide 80 weight portions, titanate coupling agent2 weight portions, Firebrake ZB 10 weight portions;
(2) filler processing: the aluminium hydroxide of weight portion in step (1) is dropped in the processor running up, and temperature is40 DEG C-50 DEG C time, be added dropwise to the mixed liquor that weight proportion is 1:1-1:1.5 titanate coupling agent and lubricant, at 70 DEG C ± 5 DEG CExpect cooling for subsequent use;
The magnesium hydroxide of weight portion in step (1) is dropped in the processor running up, 40 DEG C-50 DEG C time, be added dropwise to heavilyAmount proportioning is the mixed liquor of 1:1-1:1.5 titanate coupling agent and lubricant, and 70 DEG C ± 5 DEG C blankings are cooling for subsequent use;
(3) high speed blend: first add high-speed kneading machine high speed to mediate the PVC of weight portion in step (1), work as temperatureWhile rising to 80 DEG C, add stabilizing agent, add dioctyl phthalate, di-n-octyl sebacate, 100 for 1-2 time at 85 DEG C-90 DEG C pointsDEG C time add aluminium hydroxide, the magnesium hydroxide through titanate coupling agent and lubricant processing, add Firebrake ZB, 110 DEG C time simultaneouslyBe discharged in cold mixed pot and also stir and be cooled to below 40 DEG C, blanking is for subsequent use;
(4) two rollers are plasticated: plasticate carrying out two rollers in PVC blend composition input two roll plastic mixing mill, when blend composition plasticizing is meltedMelt after bag roller, play triangle bag and carry out time 2mm ± 0.1mm sheet after thin-pass for 4-5 time, the roller temperature control of double roller plastic-making device 165 DEG C-175℃；
(5) mold pressing: by 2mm ± 0.1mm sheet put into 165 ± 5 DEG C of forcing press specimen molds do not pressurize dry 5-6min, pressurizationAfter 15mpa pressure 3-5min, then under the uniform pressure that is connected with cooling water the cooling 10-15min of pressurize, mould unloading take out test piece.
Beneficial effect of the present invention: the present invention by batching, filler processing, high speed blend, two roller plasticate, five steps of mold pressingRapid fire-retardant, the low cigarette of producing, the PVC floor of low temperature resistant, resistance to cigarette calcination, constant product quality, production efficiency is high simultaneously.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in further detail.
Embodiment 1
The preparation method on fire-retardant, low cigarette, low temperature resistant, resistance to cigarette calcination PVC floor, first batching: take PVC100Weight portion, dioctyl phthalate 50 weight portions, di-n-octyl sebacate 12 weight portions, stabilizing agent 4 weight portions, lubricant 6 weightsAmount part, magnesium hydroxide 40 weight portions, aluminium hydroxide 80 weight portions, titanate coupling agent 2 weight portions, Firebrake ZB 10 weight portions;
Aluminium hydroxide is dropped in the processor running up, temperature is added dropwise to titanate coupling agent and lubricated while being 40 DEG CThe mixed liquor of agent, lubricant can be white oil, and 70 DEG C of blankings are cooling for subsequent use;
Magnesium hydroxide is dropped in the processor running up, and 40 DEG C time, being added dropwise to weight proportion is the coupling of 1:1 titanate estersThe mixed liquor of agent and lubricant, 70 DEG C of blankings are cooling for subsequent use;
First add high-speed kneading machine high speed to mediate PVC, in the time that temperature rises to 80 DEG C, add stabilizing agent, stabilizing agent canTo be calcium zinc stabilizer, in the time of 85 DEG C, add dioctyl phthalate, di-n-octyl sebacate, temperature adds while rising to 100 DEG CThrough aluminium hydroxide, the magnesium hydroxide of titanate coupling agent and lubricant processing, add Firebrake ZB simultaneously, 110 DEG C time, be discharged to coldIn mixed pot, also stir and be cooled to below 40 DEG C, blanking is for subsequent use;
Plasticate carrying out two rollers in PVC blend composition input two roll plastic mixing mill, when after blend composition plastifying fusion bag roller, make a call to threeAngle bag carries out for 4-5 time descending 2mm ± 0.1mm sheet after thin-pass, and the roller temperature control of double roller plastic-making device is at 165 DEG C-175 DEG C;
2mm ± 0.1mm sheet is put into 165 forcing press specimen molds not to pressurize and dries 5min, pressurization 15MPa pressure 3minAfter, then under the uniform pressure that is connected with cooling water the cooling 10min of pressurize, mould unloading take out test piece, test.
Embodiment 2
The preparation method on fire-retardant, low cigarette, low temperature resistant, resistance to cigarette calcination PVC floor, the method comprises the following steps:
Take PVC100 weight portion, dioctyl phthalate 50 weight portions, di-n-octyl sebacate 12 weight portions, stabilizing agent4 weight portions, lubricant 6 weight portions, magnesium hydroxide 40 weight portions, aluminium hydroxide 80 weight portions, titanate coupling agent 2 weight portions,Firebrake ZB 10 weight portions;
Aluminium hydroxide is dropped in the processor running up, temperature is added dropwise to weight proportion while being 50 DEG C be 1:1.5 titaniumThe mixed liquor of acid esters coupling agent and lubricant, when temperature is that 75 DEG C of blankings are cooling for subsequent use;
Magnesium hydroxide is dropped in the processor running up, and 50 DEG C time, being added dropwise to weight proportion is that 1:1.5 titanate esters is evenThe mixed liquor of connection agent and lubricant, when temperature is that 75 DEG C of blankings are cooling for subsequent use;
First add high-speed kneading machine high speed to mediate PVC, in the time that temperature rises to 80 DEG C, add stabilizing agent, at 90 DEG C pointsAdd dioctyl phthalate, di-n-octyl sebacate 2 times, temperature rises to while being 100 DEG C and adds through titanate coupling agent and profitThe aluminium hydroxide of lubrication prescription processing, magnesium hydroxide add Firebrake ZB simultaneously, and temperature is discharged in cold mixed pot and stirs while rising to 110 DEG CMix and be cooled to below 40 DEG C, blanking is for subsequent use;
Plasticate carrying out two rollers in PVC blend composition input two roll plastic mixing mill, when after blend composition plastifying fusion bag roller, make a call to threeAngle bag carries out for 5 times descending 2mm ± 0.1mm sheet after thin-pass, and the roller temperature control of double roller plastic-making device is at 175 DEG C;
2mm ± 0.1mm sheet is put into 170 DEG C of forcing press specimen molds not to pressurize and dries 6min, pressurization 15mpa pressure 5minAfter, then under the uniform pressure that is connected with cooling water the cooling 15min of pressurize, mould unloading take out test piece, test.
The test piece that above-described embodiment 1 and embodiment 2 are obtained is tested, and testing standard is:
Hot strength, fault growth rate: GB/T1040-1992 " plastic tensile method for testing performance ".
Oxygen index (OI): GB/T2406-1993 " Plastics Combustion method for testing performance oxygen index method ".
Shore A hardness: GB/T2411-1980 " plastics shore hardness test method ".
Resistance to cigarette burns energy: GB/T17657-1999 " test methods of evaluating the properties of wood-based panels and surface decorated wood-based panels ".
The particular product performance parameters that preparation method of the present invention produces is in table 1.
Table 1
| Embodiment 1 | Embodiment 2 | |
| Hot strength (MPa) | ≥5 | ≥5 |
| Fault growth rate (%) | ≥50 | ≥50 |
| Oxygen index (OI) (%) | ≥28 | ≥28 |
| Smoke density | 115 | 110 |
| Hardness (Shao Shi A) | ≥85 | ≥85 |
| Resistance to cigarette calcination (level) | 1 | 2 |
| Cold resistance (20 DEG C) | Flawless | Flawless |
Claims (1)
1. the preparation method on fire-retardant, low cigarette, low temperature resistant, resistance to cigarette calcination PVC floor, is characterized in that, the method comprisesFollowing steps:
(1) batching: take PVC100 weight portion, dioctyl phthalate 50 weight portions, di-n-octyl sebacate 12 weight portions, steadyDetermine agent 4 weight portions, lubricant 6 weight portions, magnesium hydroxide 40 weight portions, aluminium hydroxide 80 weight portions, titanate coupling agent 2 weightPart, Firebrake ZB 10 weight portions;
(2) filler processing: the aluminium hydroxide of 80 weight portions in step (1) is dropped in the processor running up, and temperature is 40DEG C-50 DEG C times, being added dropwise to weight proportion is 1: 1-1: the mixed liquor of 1.5 titanate coupling agents and lubricant, 70 DEG C ± 5 DEG C blankingsCooling for subsequent use;
40 magnesium hydroxides of weight portion in step (1) are dropped in the processor running up, 40 DEG C-50 DEG C time, be added dropwise to weightProportioning is 1: 1-1: the mixed liquor of 1.5 titanate coupling agents and lubricant, and 70 DEG C ± 5 DEG C blankings are cooling for subsequent use;
(3) high speed blend: first add high-speed kneading machine high speed to mediate the PVC of 100 weight portions in step (1), work as temperatureWhile rising to 80 DEG C, add stabilizing agent, add dioctyl phthalate, di-n-octyl sebacate, temperature for 1-2 time at 85 DEG C-90 DEG C pointsWhile rising to 100 DEG C, add aluminium hydroxide, magnesium hydroxide through titanate coupling agent and lubricant processing, add Firebrake ZB simultaneously,Temperature is discharged in cold mixed pot and stirs and is cooled to below 40 DEG C while rising to 110 DEG C, blanking is for subsequent use;
(4) two rollers are plasticated: plasticate carrying out two rollers in PVC blend composition input two roll plastic mixing mill, when blend composition plastifying fusion bagAfter roller, play triangle bag and carry out for 4-5 time descending 2mm ± 0.1mm sheet after thin-pass, the roller temperature control of double roller plastic-making device is at 165 DEG C-175℃；
(5) mold pressing: by 2mm ± 0.1mm sheet put into 165 ± 5 DEG C of forcing press specimen molds do not pressurize dry 5-6min, pressurizationAfter 15mpa pressure 3-5min, then under the uniform pressure that is connected with cooling water the cooling 10-15min of pressurize, mould unloading take out test piece.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106243566A (en) * | 2016-08-22 | 2016-12-21 | 江阴市富华包装材料有限公司 | A kind of color inhibition, PVC floor that inking is good and preparation method thereof |
| CN106221071A (en) * | 2016-08-22 | 2016-12-14 | 江阴市富华包装材料有限公司 | A kind of electrostatic that disappears, PVC floor that inking is good and preparation method thereof |
| CN106317684A (en) * | 2016-08-22 | 2017-01-11 | 江阴市富华包装材料有限公司 | PVC (polyvinyl chloride) floor with good inking property and preparation method thereof |
| CN106221070A (en) * | 2016-08-22 | 2016-12-14 | 江阴市富华包装材料有限公司 | A kind of shock resistance, the PVC floor that inking is good and preparation method thereof |
| CN106317685A (en) * | 2016-08-22 | 2017-01-11 | 江阴市富华包装材料有限公司 | PVC (polyvinyl chloride) floor good in bacteriostatic type inking property and preparation method of PVC floor |
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| DE3800218A1 (en) * | 1988-01-07 | 1989-07-20 | Elastogran Kunststoff Technik | Process for producing interior lining parts for motor vehicles |
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