CN104341742A - Inorganic particle filled modified PET/ABS composite material - Google Patents
Inorganic particle filled modified PET/ABS composite material Download PDFInfo
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- CN104341742A CN104341742A CN201310324792.3A CN201310324792A CN104341742A CN 104341742 A CN104341742 A CN 104341742A CN 201310324792 A CN201310324792 A CN 201310324792A CN 104341742 A CN104341742 A CN 104341742A
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Abstract
The invention discloses an inorganic particle filled modified PET/ABS composite material. The composite material comprises, by mass, 20-70% of PET, 20-40% of ABS, 5-30% of inorganic particles, 2-6% of a compatilizer, 0.5-2% of a coupling agent, 0.1-1% of an antioxidant and 0-1% of other assistants. Compared with composite materials in the prior art, the inorganic particle filled modified PET/ABS composite material prepared in the invention has the advantages of high strength, good heat resistance, excellent electric performances, good processing fluidity, dimensional stability and low cost, is an engineering plastic with excellent performances and high cost performance, and is adapted to the electronic and electric appliance, automobile industry, themachine component industry and the building material industry.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically a kind of inorganic particle filled modified PET/ABS composite material.
Background technology
Polyethylene terephthalate (PET) realizes industrialized linear thermoplastic polymer the earliest by Dupont company at nineteen fifty-three, it is typical semicrystalline polymeric, there is excellent wear resistance, thermotolerance, erosion resistance, electrical insulating property and mechanical property, be widely used in fiber, film and beverage bottle field.But when PET uses as injection moulding engineering plastics, also there is the shortcomings such as crystallization velocity is slow, dimensional contraction rate is large, goods shock strength is low, while raising crystallization velocity and degree of crystallinity, the shock strength that result in goods declines further.Finding suitable toughner and carry out the requirement of modification to the technique and physical and mechanical property that meet injection moulding PET to PET, is the focus of research both at home and abroad at present.Acrylonitrile-butadiene-styrene terpolymer (ABS) is the terpolymer grown up on Polystyrene basis, its high comprehensive performance, price are lower, adopt ABS modified PET can improve the melt flowability of plastics system preferably and increase toughness etc.PET/ABS alloy has low warpage properties, the performances such as surface quality is high, ageing resistance, can be widely used in the industries such as electronic apparatus, automotive industry, electromechanical equipment, building materials.Inorganic rigid particle filled polymer have toughness reinforcing, increased just, improved thermotolerance and lower-price characteristic, thus, inorganic rigid particle is used for the aspects such as toughening polymer and arouses extensive attention at home and abroad.
Summary of the invention
The object of the present invention is to provide a kind of inorganic particle filled modified PET/ABS composite material.
The technical solution adopted for the present invention to solve the technical problems is: a kind of inorganic particle filled modified PET/ABS composite material, and its component by mass percent proportioning is: PET 20% ~ 70%, ABS 20% ~ 40%, inorganic particulate 5% ~ 30%, compatilizer 2% ~ 6%, coupling agent 0.5% ~ 2%, oxidation inhibitor 0.1% ~ 1%, other auxiliary agents 0 ~ 1%.
Described PET is polyethylene terephthalate, and its relative density is 1.35 ~ 1.38 g/cm
3.
Described ABS is acrylonitrile-butadiene-styrene terpolymer, and the mass percent of its acrylonitrile content is 15% ~ 40%.
Described inorganic particulate is the one in nano-calcium carbonate, nano silicon, nano titanium oxide, the polynite of sodium rice, talcum powder, magnesium hydroxide, aluminium hydroxide.
Described compatilizer is the one in styrene-grafted copolymer-maleic anhydride (SMA), maleic anhydride graft acrylonitrile-butadiene-styrene terpolymer (ABS-g-MAH), maleic anhydride graft styrene ethylene butadiene multipolymer (SEBS-g-MAH), methyl methacrylate-methyl propenoic acid glycidyl-ethylpropylene ter-polymers (MGE).
Described coupling agent is the one in silane coupling agent, titanate coupling agent, aluminium titanium composite coupler.
Described oxidation inhibitor is the compound of hindered phenol antioxygen 1076 and phosphite ester kind antioxidant 168.
Other described auxiliary agents are the mixture of one or more in lubricant, photostabilizer and colorant.
The preparation method of the inorganic particle filled modified PET/ABS composite material of above-mentioned one, comprises the following steps:
(1) by PET at 120 DEG C ~ 130 DEG C dry 4 ~ 6 hours, moisture control is below 0.03%, stand-by;
(2) by ABS at 80 DEG C ~ 90 DEG C dry 2 ~ 4 hours, stand-by;
(3) inorganic particulate and coupling agent is taken by weight ratio, add sonic oscillation producer or rotating speed is not less than in the high-speed mixer of 3000 revs/min, stir 20 ~ 60 minutes at 80 DEG C ~ 120 DEG C temperature, make dispersed, then be cooled to lower than 40 DEG C, obtain the inorganic particulate of surface activation process, discharging is stand-by;
(4) dry PET and ABS is taken by weight ratio, add in high-speed mixer and mix, then the inorganic particulate of step (3) surface activation process is added, add the compatilizer, oxidation inhibitor and other auxiliary agents that take by weight ratio again, continue mixing 3 ~ 15 minutes, make fully to mix rear discharging;
(5) compound of step (4) is added in twin screw extruder, controlled working temperature is at 230 DEG C ~ 260 DEG C, screw speed 200 ~ 500rpm, by extruding after the abundant melt blending of twin screw extruder, granulation, obtain the inorganic particle filled modified PET/ABS composite material of one of the present invention.
The invention has the beneficial effects as follows, compared with prior art, inorganic particle filled modified PET/the ABS composite material of the one that the present invention obtains has that intensity is high, good heat resistance, excellent electric properties, processing fluidity are good, dimensional stabilizing and the advantage such as with low cost, a kind of excellent performance, engineering plastics that cost performance is high, the industries such as electronic apparatus, automotive industry, component of machine, material of construction can be adapted to.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with specific embodiment.
Embodiment 1:
A kind of inorganic particle filled modified PET/ABS composite material, its component by mass percent proportioning is: compound 0.5%, the lubricant 1% of PET 53%, ABS 20%, nano-calcium carbonate 20%, styrene-grafted copolymer-maleic anhydride (SMA) 4%, silane coupling agent 1.5%, hindered phenol antioxygen 1076 and phosphite ester kind antioxidant 168.Wherein, described PET is polyethylene terephthalate, and its relative density is 1.35 ~ 1.38 g/cm
3; Described ABS is acrylonitrile-butadiene-styrene terpolymer, and the mass percent of its acrylonitrile content is 15% ~ 40%.
Preparation method: (1), by PET at 120 DEG C ~ 130 DEG C dry 4 ~ 6 hours, moisture control is below 0.03%, stand-by; (2) by ABS at 80 DEG C ~ 90 DEG C dry 2 ~ 4 hours, stand-by; (3) nano-calcium carbonate and silane coupling agent is taken by weight ratio, add sonic oscillation producer or rotating speed is not less than in the high-speed mixer of 3000 revs/min, stir 20 ~ 60 minutes at 80 DEG C ~ 120 DEG C temperature, make dispersed, then be cooled to lower than 40 DEG C, obtain the nano-calcium carbonate of surface activation process, discharging is stand-by; (4) dry PET and ABS is taken by weight ratio, add in high-speed mixer and mix, then the nano-calcium carbonate of step (3) surface activation process is added, add compound and the lubricant of styrene-grafted copolymer-maleic anhydride (SMA), hindered phenol antioxygen 1076 and the phosphite ester kind antioxidant 168 taken by weight ratio again, continue mixing 3 ~ 15 minutes, make fully to mix rear discharging; (5) compound of step (4) is added in twin screw extruder, controlled working temperature is at 230 DEG C ~ 260 DEG C, screw speed 200 ~ 500rpm, by extruding after the abundant melt blending of twin screw extruder, granulation, obtain the inorganic particle filled modified PET/ABS composite material of one of the present invention.
Embodiment 2:
A kind of inorganic particle filled modified PET/ABS composite material, its component by mass percent proportioning is: compound 1%, the lubricant 1% of PET 30%, ABS 30%, nano silicon 30%, maleic anhydride graft acrylonitrile-butadiene-styrene terpolymer (ABS-g-MAH) 6%, aluminium titanium composite coupler 2%, hindered phenol antioxygen 1076 and phosphite ester kind antioxidant 168.Wherein, described PET is polyethylene terephthalate, and its relative density is 1.35 ~ 1.38 g/cm
3; Described ABS is acrylonitrile-butadiene-styrene terpolymer, and the mass percent of its acrylonitrile content is 15% ~ 40%.
Preparation method: (1), by PET at 120 DEG C ~ 130 DEG C dry 4 ~ 6 hours, moisture control is below 0.03%, stand-by; (2) by ABS at 80 DEG C ~ 90 DEG C dry 2 ~ 4 hours, stand-by; (3) nano silicon and aluminium titanium composite coupler is taken by weight ratio, add sonic oscillation producer or rotating speed is not less than in the high-speed mixer of 3000 revs/min, stir 20 ~ 60 minutes at 80 DEG C ~ 120 DEG C temperature, make dispersed, then be cooled to lower than 40 DEG C, obtain the nano silicon of surface activation process, discharging is stand-by; (4) dry PET and ABS is taken by weight ratio, add in high-speed mixer and mix, then the nano silicon of step (3) surface activation process is added, add compound and the lubricant of maleic anhydride graft acrylonitrile-butadiene-styrene terpolymer (ABS-g-MAH), hindered phenol antioxygen 1076 and the phosphite ester kind antioxidant 168 taken by weight ratio again, continue mixing 3 ~ 15 minutes, make fully to mix rear discharging; (5) compound of step (4) is added in twin screw extruder, controlled working temperature is at 230 DEG C ~ 260 DEG C, screw speed 200 ~ 500rpm, by extruding after the abundant melt blending of twin screw extruder, granulation, obtain the inorganic particle filled modified PET/ABS composite material of one of the present invention.
Claims (5)
1. inorganic particle filled modified PET/ABS composite material, it is characterized in that, its component by mass percent proportioning is: PET 20% ~ 70%, ABS 20% ~ 40%, inorganic particulate 5% ~ 30%, compatilizer 2% ~ 6%, coupling agent 0.5% ~ 2%, oxidation inhibitor 0.1% ~ 1%, other auxiliary agents 0 ~ 1%.
2. the inorganic particle filled modified PET/ABS composite material of one according to claim 1, is characterized in that, described ABS is acrylonitrile-butadiene-styrene terpolymer, and the mass percent of its acrylonitrile content is 15% ~ 40%.
3. the inorganic particle filled modified PET/ABS composite material of one according to claim 1, it is characterized in that, described inorganic particulate is the one in nano-calcium carbonate, nano silicon, nano titanium oxide, the polynite of sodium rice, talcum powder, magnesium hydroxide, aluminium hydroxide.
4. the inorganic particle filled modified PET/ABS composite material of one according to claim 1, it is characterized in that, described compatilizer is the one in styrene-grafted copolymer-maleic anhydride (SMA), maleic anhydride graft acrylonitrile-butadiene-styrene terpolymer (ABS-g-MAH), maleic anhydride graft styrene ethylene butadiene multipolymer (SEBS-g-MAH), methyl methacrylate-methyl propenoic acid glycidyl-ethylpropylene ter-polymers (MGE).
5. the preparation method of the inorganic particle filled modified PET/ABS composite material of one according to claim 1, is characterized in that, comprise the following steps:
(1) by PET at 120 DEG C ~ 130 DEG C dry 4 ~ 6 hours, moisture control is below 0.03%, stand-by;
(2) by ABS at 80 DEG C ~ 90 DEG C dry 2 ~ 4 hours, stand-by;
(3) inorganic particulate and coupling agent is taken by weight ratio, add sonic oscillation producer or rotating speed is not less than in the high-speed mixer of 3000 revs/min, stir 20 ~ 60 minutes at 80 DEG C ~ 120 DEG C temperature, make dispersed, then be cooled to lower than 40 DEG C, obtain the inorganic particulate of surface activation process, discharging is stand-by;
(4) dry PET and ABS is taken by weight ratio, add in high-speed mixer and mix, then the inorganic particulate of step (3) surface activation process is added, add the compatilizer, oxidation inhibitor and other auxiliary agents that take by weight ratio again, continue mixing 3 ~ 15 minutes, make fully to mix rear discharging;
(5) compound of step (4) is added in twin screw extruder, controlled working temperature is at 230 DEG C ~ 260 DEG C, screw speed 200 ~ 500rpm, by extruding after the abundant melt blending of twin screw extruder, granulation, obtain the inorganic particle filled modified PET/ABS composite material of one of the present invention.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310324792.3A CN104341742A (en) | 2013-07-30 | 2013-07-30 | Inorganic particle filled modified PET/ABS composite material |
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| CN201310324792.3A CN104341742A (en) | 2013-07-30 | 2013-07-30 | Inorganic particle filled modified PET/ABS composite material |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105713335A (en) * | 2015-09-18 | 2016-06-29 | 怀宁县明发塑业有限责任公司 | Nano modified high-impact-resistance ABS composite plastic |
| CN106810825A (en) * | 2015-11-30 | 2017-06-09 | 江苏华信新材料股份有限公司 | PET sheet for digital printing film and preparation method thereof |
| CN107418165A (en) * | 2017-08-02 | 2017-12-01 | 合肥东恒锐电子科技有限公司 | A kind of panel computer shell material of Wear-resistant, high-temperature resistant |
| CN107456878A (en) * | 2017-08-23 | 2017-12-12 | 北京北鸿科科技发展有限公司 | Modified PVDF membrane material and its preparation technology for water process |
| CN113980432A (en) * | 2021-10-13 | 2022-01-28 | 勇气模具塑胶(苏州)有限公司 | PET/ABS composite material and preparation method thereof, refrigerator door hinge and production method thereof |
| CN114806066A (en) * | 2022-03-23 | 2022-07-29 | 波塞冬(江苏)新材料科技有限公司 | PET braided tube reclaimed material modified resin and preparation method thereof |
-
2013
- 2013-07-30 CN CN201310324792.3A patent/CN104341742A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105713335A (en) * | 2015-09-18 | 2016-06-29 | 怀宁县明发塑业有限责任公司 | Nano modified high-impact-resistance ABS composite plastic |
| CN106810825A (en) * | 2015-11-30 | 2017-06-09 | 江苏华信新材料股份有限公司 | PET sheet for digital printing film and preparation method thereof |
| CN106810825B (en) * | 2015-11-30 | 2019-07-05 | 江苏华信新材料股份有限公司 | PET sheet and preparation method thereof for digital printing film |
| CN107418165A (en) * | 2017-08-02 | 2017-12-01 | 合肥东恒锐电子科技有限公司 | A kind of panel computer shell material of Wear-resistant, high-temperature resistant |
| CN107456878A (en) * | 2017-08-23 | 2017-12-12 | 北京北鸿科科技发展有限公司 | Modified PVDF membrane material and its preparation technology for water process |
| CN113980432A (en) * | 2021-10-13 | 2022-01-28 | 勇气模具塑胶(苏州)有限公司 | PET/ABS composite material and preparation method thereof, refrigerator door hinge and production method thereof |
| CN114806066A (en) * | 2022-03-23 | 2022-07-29 | 波塞冬(江苏)新材料科技有限公司 | PET braided tube reclaimed material modified resin and preparation method thereof |
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Application publication date: 20150211 |