CN102108188A - Polyethylene terephthalate/acrylonitrile-butadiene-phenethylene alloy and preparation method thereof - Google Patents
Polyethylene terephthalate/acrylonitrile-butadiene-phenethylene alloy and preparation method thereof Download PDFInfo
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- CN102108188A CN102108188A CN2009102472881A CN200910247288A CN102108188A CN 102108188 A CN102108188 A CN 102108188A CN 2009102472881 A CN2009102472881 A CN 2009102472881A CN 200910247288 A CN200910247288 A CN 200910247288A CN 102108188 A CN102108188 A CN 102108188A
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Abstract
The invention relates to a polyethylene terephthalate/acrylonitrile-butadiene-phenethylene alloy, and the alloy comprises the following components by weight percent: 22.5-41% of polyethylene terephthalate, 22.5-41% of acrylonitrile-butadiene-phenethylene, 6-20% of complex flame retardant, 3-15% of antimony trioxide, 20-30% of glass fiber, 2-10% of toughener, 0.1-1% of antioxidant and 0.1-1% of lubrication dispersing agent. The preparation method comprises the following steps: weighing raw materials according to mixture ratio by weight, putting the raw materials into a high-speed mixing machine for mixing for 2-5 minutes, discharging, and then performing extrusion and granulation through a twin-screw extruder. The processing temperature is 245-255 DEG C, and the rotational speed of screws is 30-40Hz. Compared with the prior art, the alloy has the advantages of higher glow wire temperature, environmental protection, balanced comprehensive performances and the like.
Description
Technical field
The present invention relates to a kind of alloy material that is used for the Low-voltage Electronic electric components, especially relate to polyethylene terephthalate/acrylonitrile-butadiene-styrene (ABS) Alloy And Preparation Method.
Background technology
PET is that oyster white is translucent to opaque, crystalline thermoplastic polyester.This resin has the good mechanical performance, and shock strength is 3～5 times of other films, and folding resistance is good; Oil resistant, anti-fat, anti-diluted acid, diluted alkaline, anti-most of solvents; Have good high-and low-temperature resistance performance, can be in 120 ℃ of temperature ranges life-time service, short-term is used can anti-150 ℃ of high temperature, can anti--70 ℃ of low temperature, and very little to its mechanical property influence during high and low temperature; Gas and vapor permeability are low, existing good choke, water, oil and peculiar smell performance; Transparency height, but shielding of ultraviolet, glossiness is good; Nontoxic, tasteless, wholesomeness is good, can be directly used in food product pack.The shortcoming of PET is that notched Izod impact strength is low, and molding shrinkage is big, so most of employing glass fibre strengthens or be inorganic filling-modified, its tensile strength, flexural strength can be enhanced about more than once, and heat-drawn wire also significantly improves.The ABS resin characteristics: this resin over-all properties is better, and shock strength is higher, chemical stability, and electrical property is good, and is good with the weldability of 372 synthetic glass, makes double-colored plastic, but and chrome-faced, the processing of spraying paint; High-impact, high heat-resisting, fire-retardant, enhancing, rank such as transparent are arranged; Mobile more a little bit poorer than HIPS, better than PMMA, PC etc., snappiness is good, is used for: be suitable for making the common mechanical part, anti-attrition wear part, driving parts and telecommunication part.Polyethylene terephthalate (PET), acrylonitrile-butadiene-styrene (ABS) (ABS) are made behind the alloy the comprehensively advantage of the two, improve the performance of material.The present domestic more research that had.21 century, electric appliance communication household electrical appliances electromechanical equipment was to the high-performance micro development, and more and more higher to the requirement of fire-retardant PET/ABS alloy material, simultaneously, along with the understanding of the mankind to environmental protection, Green Product is subjected to common concern.Therefore, fire-retardant PET/ABS alloy material developing direction is: the fire-retardant PET/ABS alloy material of performance functionization becomes main flow; The kind of the fire-retardant PET/ABS alloy material of environmental type and demand are more and more; The production of fire-retardant PET/ABS alloy material develops to many variety series direction; The use diversification of fire retardant, compound development.Some traditional modes are (GF+ TDE+antimonous oxide) compound system, (GF+ brominated Polystyrene+antimonous oxide) compound system, but these compound system glow wire temperatures are lower, be not suitable for the preparation capacitor case, load break switch, motor case, terminal strip etc.
Summary of the invention
Purpose of the present invention is exactly to provide a kind of glow wire temperature higher for the defective that overcomes above-mentioned prior art existence, environmental protection, over-all properties isostatic polyethylene terephthalate/acrylonitrile-butadiene-styrene (ABS) alloy material and preparation method thereof.
Purpose of the present invention can be achieved through the following technical solutions: polyethylene terephthalate/acrylonitrile-butadiene-styrene (ABS) alloy, it is characterized in that, this alloy comprises following component and weight percentage: polyethylene terephthalate 22.5-41%, acrylonitrile-butadiene-styrene (ABS) 22.5-41%, compound flame redundant 6-20%, antimonous oxide 3-15%, glass fibre 20-30%, toughner 2-10%, oxidation inhibitor 0.1-1%, lubrication dispersing agent 0.1-1%.
The limiting viscosity of described polyethylene terephthalate is 0.90dL/g or 0.95dL/g.
Described compound flame redundant is mixed by brominated Polystyrene (BPS) 50wt%, melamine polyphosphates (MPP) 25wt%, three kinds of components of talcum powder 25wt%.
Described glass fibre is an alkali free glass fibre, this glass fibre is immersed in the silane coupling agent it is carried out surface treatment.
Described toughner is ethylene-methyl acrylate-glycidyl methacrylate random terpolymer.
Described oxidation inhibitor is the high molecular weight hindered phenols kind antioxidant.
Described oxidation inhibitor is oxidation inhibitor 1330.
Described lubrication dispersing agent is a silicone.
The preparation method of polyethylene terephthalate/acrylonitrile-butadiene-styrene (ABS) alloy, it is characterized in that, this method is as follows: take by weighing raw material by weight ratio: polyethylene terephthalate 22.5-41%, acrylonitrile-butadiene-styrene (ABS) 22.5-41%, compound flame redundant 6-20%, antimonous oxide 3-15%, glass fibre 20-30%, toughner 2-10%, oxidation inhibitor 0.1-1%, lubrication dispersing agent 0.1-1%; Put into high-speed mixer and mixing 2-5 minute, the twin screw extruder extruding pelletization is used in discharging then, and processing temperature is at 245-255 ℃, and screw speed is at 30-40HZ.
Compared with prior art, the present invention adopts the novel flame-retardant compound system, compares with traditional flame-retardant system, and under the identical situation of fire retardant percentage composition, the novel built system can make the glowing filament of material improve 50 to 100 ℃, can pass through 850 ℃ of glowing filaments.Simultaneously, the adding of glass also makes the glowing filament of material significantly improve.Adding toughner is the impact property that is used to improve material.Oxidation inhibitor is that a kind of Hinered phenols antioxidant can improve composition in the antioxidant property of the course of processing and the ageing resistance in the use.Adopt silicone as lubricant, improve the materials processing flowability, reduce frictional coefficient, improve smooth property.Adopt dispersiveness better under specific processing conditions, the residence time is short, shears weak slightly combination, prevents the fire retardant decomposition, thereby has guaranteed the steady quality of material.
Advantage of the present invention is that to have a glow wire temperature higher, environmental protection, and the over-all properties equilibrium can be widely used in capacitor case, load break switch, motor case, terminal strip, coil rack, plug and electric cupler, phone distributor box.
Embodiment
The present invention will be further described below in conjunction with embodiment, but used embodiment just is used to illustrate the present invention rather than restriction the present invention.
Comparative Examples 1-5 and embodiment 1-2
The formula for raw stock of Comparative Examples 1-5 and embodiment 1-2 is as follows:
| Material name | Contrast 1 (wt %) | Contrast 2 (wt%) | Contrast 3 (wt%) | Contrast 4 (wt%) | Contrast 5 (wt %) | Embodiment 1 (wt%) | Embodiment 2 (wt%) |
| PET | 32 | 30.5 | 29.5 | 26 | 27 | ?25.5 | 24.5 |
| ABS | 32 | 30.5 | 29.5 | 26 | 27 | ?25.5 | 24.5 |
| Compound flame redundant | 12 | 14 | 16 | 18 | 12 | ?12 | 12 |
| Antimonous oxide | 4 | 5 | 5 | 10 | 4 | ?4 | 4 |
| Glass fibre | 20 | 20 | 20 | 20 | 30 | ?30 | 30 |
| Toughner | ?3 | 5 | |||||
| Oxidation inhibitor 1330 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | ?0.4 | 0.4 |
| Silicone | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | ?0.4 | 0.4 |
Said components was put into high-speed mixer and mixing 2-5 minute in proportion, and the screw extrusion press extruding pelletization is used in discharging then, and processing temperature is at 245-255 ℃, and screw speed is at 30-40HZ.
According to the sample that Comparative Examples 1-5 and embodiment 1-2 make, carry out the performance test contrast, adopt the ASTM standard.
The test performance contrast is as shown in the table:
| Project | Comparative sample 1 | Comparative sample 2 | Comparative sample 3 | Comparative sample 4 | Comparative sample 5 | Sample 1 | Sample 2 |
| Tensile strength/MPa | 116 | 105 | 101 | 91 | 121 | 117 | 105 |
| Flexural strength/MPa | 195 | 188 | 200 | 207 | 221 | 203 | 191 |
| Notched Izod impact strength/kJm -2 | 7.3 | 6.5 | 5.8 | 5.0 | 8.2 | 10.7 | 15.0 |
| Flame retardant resistance (UL 94)/1.6mm | V0 | V0 | V0 | V0 | V0 | V0 | V0 |
| Glow wire temperature (no flame) | 810 | 835 | 855 | 835 | 840 | 860 | 875 |
| Glass fiber content % | 21 | 22 | 20.5 | 21 | 30.3 | 30 | 31 |
Sample notched Izod impact strength height of the present invention as can be seen from the above table, it is higher to have a glow wire temperature, environmental protection, over-all properties equilibrium, can be widely used in capacitor case, load break switch, motor case, terminal strip, coil rack, plug and electric cupler, phone distributor box.
Embodiment 3
The preparation method of polyethylene terephthalate/acrylonitrile-butadiene-styrene (ABS) alloy, it is characterized in that, this method is as follows: take by weighing raw material: PET 22.5% by weight ratio, its limiting viscosity is 0.90dL/g, ABS22.5%, compound flame redundant 20%, antimonous oxide 4.8%, glass fibre 20%, commercially available ethylene-methyl acrylate-glycidyl methacrylate random terpolymer 10%, oxidation inhibitor (1330) 0.1%, silicone 0.1%; Put into high-speed mixer and mixing 2 minutes, the twin screw extruder extruding pelletization is used in discharging then, and processing temperature is at 230 ℃, and screw speed is at 30HZ.
Described compound flame redundant is mixed by three kinds of components, and its mass percent is BPS:50%; MPP:25%; Talcum powder: 25%.
Embodiment 4
The preparation method of polyethylene terephthalate/acrylonitrile-butadiene-styrene (ABS) alloy, it is characterized in that, this method is as follows: take by weighing raw material: PET25% by weight ratio, its limiting viscosity is 0.95dL/g, and ABS 41%, compound flame redundant 6%, antimonous oxide 3%, glass fibre 21%, commercially available ethylene-methyl acrylate-glycidyl methacrylate random terpolymer 2%, oxidation inhibitor (1330) 1%, silicone 1%; Put into high-speed mixer and mixing 5 minutes, the twin screw extruder extruding pelletization is used in discharging then, and processing temperature is at 240 ℃, and screw speed is at 40HZ.
Described compound flame redundant is mixed by three kinds of components, and its mass percent is BPS:50%; MPP:25%; Talcum powder: 25%.
Described glass fibre is an alkali free glass fibre, and glass fibre is added in the silane coupling agent, and its surface is handled through silane coupling agent.
Embodiment 5
The preparation method of polyethylene terephthalate/acrylonitrile-butadiene-styrene (ABS) alloy, it is characterized in that, this method is as follows: take by weighing raw material: PET 23% by weight ratio, its limiting viscosity is 0.90dL/g, and ABS 23%, compound flame redundant 6%, antimonous oxide 15%, glass fibre 30%, commercially available ethylene-methyl acrylate-glycidyl methacrylate random terpolymer 2%, oxidation inhibitor (1330) 0.5%, silicone 0.5%; Put into high-speed mixer and mixing 3 minutes, the twin screw extruder extruding pelletization is used in discharging then, and processing temperature is at 235 ℃, and screw speed is at 35HZ.
Described compound flame redundant is mixed by three kinds of components, and its mass percent is BPS:50%; MPP:25%; Talcum powder: 25%.
Embodiment 6
The preparation method of polyethylene terephthalate/acrylonitrile-butadiene-styrene (ABS) alloy, it is characterized in that, this method is as follows: take by weighing raw material: PET 41% by weight ratio, its limiting viscosity is 0.95dL/g, and ABS 25%, compound flame redundant 6%, antimonous oxide 4%, glass fibre 20%, commercially available ethylene-methyl acrylate-glycidyl methacrylate random terpolymer 3%, oxidation inhibitor (1330) 0.8%, silicone 0.2%; Put into high-speed mixer and mixing 3 minutes, the twin screw extruder extruding pelletization is used in discharging then, and processing temperature is at 233 ℃, and screw speed is at 38HZ.
Described compound flame redundant is mixed by three kinds of components, and its mass percent is BPS:50%; MPP:25%; Talcum powder: 25%.
Claims (9)
1. polyethylene terephthalate/acrylonitrile-butadiene-styrene (ABS) alloy, it is characterized in that, this alloy comprises following component and weight percentage: polyethylene terephthalate 22.5-41%, acrylonitrile-butadiene-styrene (ABS) 22.5-41%, compound flame redundant 6-20%, antimonous oxide 3-15%, glass fibre 20-30%, toughner 2-10%, oxidation inhibitor 0.1-1%, lubrication dispersing agent 0.1-1%.
2. polyethylene terephthalate according to claim 1/acrylonitrile-butadiene-styrene (ABS) alloy is characterized in that, the limiting viscosity of described polyethylene terephthalate is 0.90dL/g or 0.95dL/g.
3. polyethylene terephthalate according to claim 1/acrylonitrile-butadiene-styrene (ABS) alloy, it is characterized in that described compound flame redundant is mixed by brominated Polystyrene (BPS) 50wt%, melamine polyphosphates (MPP) 25wt%, three kinds of components of talcum powder 25wt%.
4. polyethylene terephthalate according to claim 1/acrylonitrile-butadiene-styrene (ABS) alloy is characterized in that, described glass fibre is an alkali free glass fibre, this glass fibre is immersed in the silane coupling agent it is carried out surface treatment.
5. polyethylene terephthalate according to claim 1/acrylonitrile-butadiene-styrene (ABS) alloy is characterized in that, described toughner is ethylene-methyl acrylate-glycidyl methacrylate random terpolymer.
6. polyethylene terephthalate according to claim 1/acrylonitrile-butadiene-styrene (ABS) alloy is characterized in that, described oxidation inhibitor is the high molecular weight hindered phenols kind antioxidant.
7. polyethylene terephthalate according to claim 6/acrylonitrile-butadiene-styrene (ABS) alloy is characterized in that, described oxidation inhibitor is oxidation inhibitor 1330.
8. polyethylene terephthalate according to claim 1/acrylonitrile-butadiene-styrene (ABS) alloy is characterized in that, described lubrication dispersing agent is a silicone.
9. the preparation method of polyethylene terephthalate as claimed in claim 1/acrylonitrile-butadiene-styrene (ABS) alloy material, it is characterized in that, this method is as follows: take by weighing raw material by weight ratio: polyethylene terephthalate 22.5-41%, acrylonitrile-butadiene-styrene (ABS) 22.5-41%, compound flame redundant 6-20%, antimonous oxide 3-15%, glass fibre 20-30%, toughner 2-10%, oxidation inhibitor 0.1-1%, lubrication dispersing agent 0.1-1%; Put into high-speed mixer and mixing 2-5 minute, the twin screw extruder extruding pelletization is used in discharging then, and processing temperature is at 245-255 ℃, and screw speed is at 30-40HZ.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102604318A (en) * | 2012-03-27 | 2012-07-25 | 成都硕屋科技有限公司 | Short-fiber modified ABS/PET (Acrylonitrile Butadiene Styrene/Polyethylene Terephthalate) resin alloy material and preparation method thereof |
| CN103772880A (en) * | 2012-10-25 | 2014-05-07 | 合肥杰事杰新材料股份有限公司 | ABS/PET material for extrusion process and preparation method of ABS/PET material |
| CN104672756A (en) * | 2015-02-11 | 2015-06-03 | 深圳市兴盛迪新材料有限公司 | ABS composite flame resistant material and preparation method thereof |
| CN104820389A (en) * | 2015-04-30 | 2015-08-05 | 江汉大学 | Gravity-change-based control apparatus and control system |
| CN105733203A (en) * | 2016-03-07 | 2016-07-06 | 苏州莱特复合材料有限公司 | PET alloy and preparation method thereof |
| CN106009478A (en) * | 2016-08-10 | 2016-10-12 | 安徽省宁国天成电工有限公司 | Glass fiber-reinforced PET heater housing material |
| CN113214594A (en) * | 2021-05-19 | 2021-08-06 | 海信视像科技股份有限公司 | Display device, modified ABS material and preparation method thereof |
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| CN101215409A (en) * | 2007-12-28 | 2008-07-09 | 深圳市科聚新材料有限公司 | PBT/ABS alloy material and preparation method thereof |
| CN101497733A (en) * | 2008-02-03 | 2009-08-05 | 绵阳长鑫新材料发展有限公司 | High-performance low-cost flame-retardant ABS/PET alloy material |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102604318A (en) * | 2012-03-27 | 2012-07-25 | 成都硕屋科技有限公司 | Short-fiber modified ABS/PET (Acrylonitrile Butadiene Styrene/Polyethylene Terephthalate) resin alloy material and preparation method thereof |
| CN102604318B (en) * | 2012-03-27 | 2014-06-25 | 成都硕屋科技有限公司 | Short-fiber modified ABS/PET (Acrylonitrile Butadiene Styrene/Polyethylene Terephthalate) resin alloy material and preparation method thereof |
| CN103772880A (en) * | 2012-10-25 | 2014-05-07 | 合肥杰事杰新材料股份有限公司 | ABS/PET material for extrusion process and preparation method of ABS/PET material |
| CN104672756A (en) * | 2015-02-11 | 2015-06-03 | 深圳市兴盛迪新材料有限公司 | ABS composite flame resistant material and preparation method thereof |
| CN104820389A (en) * | 2015-04-30 | 2015-08-05 | 江汉大学 | Gravity-change-based control apparatus and control system |
| CN104820389B (en) * | 2015-04-30 | 2019-04-02 | 江汉大学 | A kind of control device and control system based on Gravity changer |
| CN105733203A (en) * | 2016-03-07 | 2016-07-06 | 苏州莱特复合材料有限公司 | PET alloy and preparation method thereof |
| CN106009478A (en) * | 2016-08-10 | 2016-10-12 | 安徽省宁国天成电工有限公司 | Glass fiber-reinforced PET heater housing material |
| CN113214594A (en) * | 2021-05-19 | 2021-08-06 | 海信视像科技股份有限公司 | Display device, modified ABS material and preparation method thereof |
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