CN104845129A - Flame-retardant and antistatic PET alloy and preparation method thereof - Google Patents
Flame-retardant and antistatic PET alloy and preparation method thereof Download PDFInfo
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- CN104845129A CN104845129A CN201410755199.9A CN201410755199A CN104845129A CN 104845129 A CN104845129 A CN 104845129A CN 201410755199 A CN201410755199 A CN 201410755199A CN 104845129 A CN104845129 A CN 104845129A
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Abstract
The invention discloses a flame-retardant and antistatic PET alloy and a preparation method thereof. The flame-retardant and antistatic PET alloy provided by the invention comprises the following components by weight: 25% to 60% of PET, 20% to 40% of PTT, 8% to 12% of a flame retardant, 5% to 8% of a plasticizer, 2% to 4% of a compatibilizing agent, 1% to 3% of an antistatic agent, 0.5% to 2% of a light stabilizer, 0.5% to 1% of a nucleating agent, 0.1% to 0.5% of an antioxidant, 0.1% to 1% of a lubricant and 4% to 10% of a calcium carbonate filler, wherein the flame retardant is a compound of polysulfonyldiphenylene phenyl phosphonate, polydimethylsiloxane and antimonous oxide with a mass ratio of 4: 2: 1. The invention has the following beneficial effects: the flame-retardant and antistatic PET alloy has exellent flame-retardant property and antistatic property; meanwhile, the alloy has good mechanical performance, low cost and simple preparation process and is suitable for industrial production, and popularization and application.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically a kind of flame-retardant and anti-static PET alloy and preparation method thereof.
Background technology
Polyethylene terephthalate (PET) a kind ofly has higher melt temperature and the crystalline polymer of second-order transition temperature, excellent physicals and mechanical property is kept in certain temperature range, its resistance to fatigue, rub resistance, ageing resistance, electrical insulating property feature are very outstanding, to most of organic solvent and acid more stable, production energy consumption is lower, is thus widely used in the fields such as synthon, film and engineering plastics; But PET be used alone there is poor fire, notched Izod impact strength is low, static resistance is bad, crystallization velocity is slower problem, this will greatly limit its range of application.Poly(Trimethylene Terephthalate) (PTT) is that a kind of crystallization velocity is fast, happy and harmonious temperature and the lower crystalline polymer of second-order transition temperature, there is excellent especially flexibility, elastic recovery, the stability feature of processing characteristics, electric property, mechanical property and size.By the alloy of blended for PET and PTT preparation, will there is the performances such as excellent forming process, shock resistance, high temperature heat-resistant are aging, chemical-resistant resistance, will have broad application prospects in automobile, electric, the field such as household electrical appliances, fiber.
Summary of the invention
The object of the present invention is to provide a kind of with flame-retardant and anti-static PET alloy of PTT blending and modifying and preparation method thereof.
The technical solution adopted for the present invention to solve the technical problems is: a kind of flame-retardant and anti-static PET alloy, and its component by mass percent proportioning is: PET 25% ~ 60%, PTT 20% ~ 40%, fire retardant 8% ~ 12%, softening agent 5% ~ 8%, compatilizer 2% ~ 4%, static inhibitor 1% ~ 3%, photostabilizer 0.5% ~ 2%, nucleator 0.5% ~ 1%, oxidation inhibitor 0.1% ~ 0.5%, lubricant 0.1% ~ 1%, pearl filler 4% ~ 10%.
Described PET is polyethylene terephthalate.
Described PTT is Poly(Trimethylene Terephthalate).
Described fire retardant is the compound of the polyphenylene phosphonic acids sulfobenzide ester of mass ratio 4:2:1, polydimethylsiloxane and antimonous oxide.
Described softening agent is the thermoplastic polyether ester TPEE of mass ratio 4:1 and the compound of poly-hexanodioic acid isobutyl diester.
Described compatilizer is Ethylene-butyl Acrylate-methacrylic Acid Glycerin Ester Copolymer, and the content of glycidyl methacrylate copolymer accounts for 2wt% ~ 6wt%.
Described static inhibitor is the non-ionic antistatic agent glycerol monostearate of mass ratio 1:1 and the compound of anionic antistatic agent alkyl sodium sulfonate.
Described photostabilizer is the compound of hindered amines high molecular photostabilizer GW-944Z and the GW-622 of mass ratio 1:1.
Described nucleator is the one in sodium bicarbonate, Sodium Benzoate, ethylene-methyl methacrylate sodium ion polymkeric substance.
Described oxidation inhibitor is the one in the compound of antioxidant 1010, antioxidant 1076, antioxidant 1010 or antioxidant 1076 and irgasfos 168.
Described lubricant is pentaerythritol stearate.
Described pearl filler is that surface is through aluminium titanium composite coupler activation treatment and the particle diameter water-ground limestone particulate that is less than 5 μm.
The preparation method of above-mentioned a kind of flame-retardant and anti-static PET alloy, comprises the following steps:
(1), by PET and PTT in forced air circulation baking oven at 110 DEG C ~ 120 DEG C temperature dry 6 ~ 8 hours, fire retardant at 80 DEG C ~ 85 DEG C temperature dry 30 ~ 45 minutes, stand-by;
(2) PTT and the fire retardant that, take drying by weight ratio add in super mixer, and add static inhibitor, photostabilizer, oxidation inhibitor, lubricant by weight ratio, make to be mixed together 3 ~ 5 minutes, after fully mixing, discharging adds twin screw extruder and melt extrudes pelletizing and after drying, namely obtain a kind of PTT composite master batch;
(3), taking dry PET by weight ratio adds in super mixer, add the PTT composite master batch that step (2) is obtained again, and add softening agent, compatilizer, nucleator, pearl filler by weight ratio, make to be mixed together 3 ~ 5 minutes, after fully mixing, discharging adds in twin screw extruder, extrude through melting mixing at 210 DEG C ~ 280 DEG C temperature, cooling granulation, drying, obtain a kind of flame-retardant and anti-static PET alloy of the present invention.
The invention has the beneficial effects as follows, the present invention has excellent flame retardant resistance and static resistance, and mechanical property is good, and cost is low, and preparation technology is simple, is suitable for suitability for industrialized production and applies.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with specific embodiment.
Embodiment 1:
A kind of flame-retardant and anti-static PET alloy, its component by mass percent proportioning is: PET 25%, PTT 40%, fire retardant 12%, softening agent 8%, compatilizer 4%, static inhibitor 3%, photostabilizer 2%, sodium bicarbonate 1%, antioxidant 1010 0.5%, pentaerythritol stearate 0.5%, pearl filler 4%, described fire retardant is the polyphenylene phosphonic acids sulfobenzide ester of mass ratio 4:2:1, the compound of polydimethylsiloxane and antimonous oxide, described softening agent is the thermoplastic polyether ester TPEE of mass ratio 4:1 and the compound of poly-hexanodioic acid isobutyl diester, described compatilizer is Ethylene-butyl Acrylate-methacrylic Acid Glycerin Ester Copolymer, and the content of glycidyl methacrylate copolymer accounts for 2wt% ~ 6wt%, described static inhibitor is the non-ionic antistatic agent glycerol monostearate of mass ratio 1:1 and the compound of anionic antistatic agent alkyl sodium sulfonate, described photostabilizer is the compound of hindered amines high molecular photostabilizer GW-944Z and the GW-622 of mass ratio 1:1, and described pearl filler is that surface is through aluminium titanium composite coupler activation treatment, and the water-ground limestone particulate that particle diameter is less than 5 μm.
Preparation method: (1), by PET and PTT in forced air circulation baking oven at 110 DEG C ~ 120 DEG C temperature dry 6 ~ 8 hours, fire retardant at 80 DEG C ~ 85 DEG C temperature dry 30 ~ 45 minutes, stand-by; (2) PTT and the fire retardant that, take drying by weight ratio add in super mixer, and add static inhibitor, photostabilizer, antioxidant 1010, pentaerythritol stearate by weight ratio, make to be mixed together 3 ~ 5 minutes, after fully mixing, discharging adds twin screw extruder and melt extrudes pelletizing and after drying, namely obtain a kind of PTT composite master batch; (3), taking dry PET by weight ratio adds in super mixer, add the PTT composite master batch that step (2) is obtained again, and add softening agent, compatilizer, sodium bicarbonate, pearl filler by weight ratio, make to be mixed together 3 ~ 5 minutes, after fully mixing, discharging adds in twin screw extruder, extrude through melting mixing at 210 DEG C ~ 280 DEG C temperature, cooling granulation, drying, obtain a kind of flame-retardant and anti-static PET alloy of the present invention.
Embodiment 2:
A kind of flame-retardant and anti-static PET alloy, its component by mass percent proportioning is: PET 52%, PTT 20%, fire retardant 8%, softening agent 5%, compatilizer 2%, static inhibitor 1%, photostabilizer 0.5%, ethylene-methyl methacrylate sodium ion polymkeric substance 0.5%, antioxidant 1010 0.1%, pentaerythritol stearate 0.9%, pearl filler 10%, described fire retardant is the polyphenylene phosphonic acids sulfobenzide ester of mass ratio 4:2:1, the compound of polydimethylsiloxane and antimonous oxide, described softening agent is the thermoplastic polyether ester TPEE of mass ratio 4:1 and the compound of poly-hexanodioic acid isobutyl diester, described compatilizer is Ethylene-butyl Acrylate-methacrylic Acid Glycerin Ester Copolymer, and the content of glycidyl methacrylate copolymer accounts for 2wt% ~ 6wt%, described static inhibitor is the non-ionic antistatic agent glycerol monostearate of mass ratio 1:1 and the compound of anionic antistatic agent alkyl sodium sulfonate, described photostabilizer is the compound of hindered amines high molecular photostabilizer GW-944Z and the GW-622 of mass ratio 1:1, and described pearl filler is that surface is through aluminium titanium composite coupler activation treatment, and the water-ground limestone particulate that particle diameter is less than 5 μm.
Preparation method: (1), by PET and PTT in forced air circulation baking oven at 110 DEG C ~ 120 DEG C temperature dry 6 ~ 8 hours, fire retardant at 80 DEG C ~ 85 DEG C temperature dry 30 ~ 45 minutes, stand-by; (2) PTT and the fire retardant that, take drying by weight ratio add in super mixer, and add static inhibitor, photostabilizer, antioxidant 1010, pentaerythritol stearate by weight ratio, make to be mixed together 3 ~ 5 minutes, after fully mixing, discharging adds twin screw extruder and melt extrudes pelletizing and after drying, namely obtain a kind of PTT composite master batch; (3), taking dry PET by weight ratio adds in super mixer, add the PTT composite master batch that step (2) is obtained again, and add softening agent, compatilizer, ethylene-methyl methacrylate sodium ion polymkeric substance, pearl filler by weight ratio, make to be mixed together 3 ~ 5 minutes, after fully mixing, discharging adds in twin screw extruder, extrude through melting mixing at 210 DEG C ~ 280 DEG C temperature, cooling granulation, drying, obtain a kind of flame-retardant and anti-static PET alloy of the present invention.
Claims (9)
1. a flame-retardant and anti-static PET alloy, it is characterized in that, its component by mass percent proportioning is: PET 25% ~ 60%, PTT 20% ~ 40%, fire retardant 8% ~ 12%, softening agent 5% ~ 8%, compatilizer 2% ~ 4%, static inhibitor 1% ~ 3%, photostabilizer 0.5% ~ 2%, nucleator 0.5% ~ 1%, oxidation inhibitor 0.1% ~ 0.5%, lubricant 0.1% ~ 1%, pearl filler 4% ~ 10%.
2. a kind of flame-retardant and anti-static PET alloy according to claim 1, is characterized in that, described fire retardant is the compound of the polyphenylene phosphonic acids sulfobenzide ester of mass ratio 4:2:1, polydimethylsiloxane and antimonous oxide.
3. a kind of flame-retardant and anti-static PET alloy according to claim 1, is characterized in that, described softening agent is the thermoplastic polyether ester TPEE of mass ratio 4:1 and the compound of poly-hexanodioic acid isobutyl diester.
4. a kind of flame-retardant and anti-static PET alloy according to claim 1, is characterized in that, described compatilizer is Ethylene-butyl Acrylate-methacrylic Acid Glycerin Ester Copolymer, and the content of glycidyl methacrylate copolymer accounts for 2wt% ~ 6wt%.
5. a kind of flame-retardant and anti-static PET alloy according to claim 1, is characterized in that, described static inhibitor is the non-ionic antistatic agent glycerol monostearate of mass ratio 1:1 and the compound of anionic antistatic agent alkyl sodium sulfonate.
6. a kind of flame-retardant and anti-static PET alloy according to claim 1, is characterized in that, described photostabilizer is the compound of hindered amines high molecular photostabilizer GW-944Z and the GW-622 of mass ratio 1:1.
7. a kind of flame-retardant and anti-static PET alloy according to claim 1, is characterized in that, described nucleator is the one in sodium bicarbonate, Sodium Benzoate, ethylene-methyl methacrylate sodium ion polymkeric substance.
8. a kind of flame-retardant and anti-static PET alloy according to claim 1, is characterized in that, described pearl filler is that surface is through aluminium titanium composite coupler activation treatment and the particle diameter water-ground limestone particulate that is less than 5 μm.
9. the preparation method of a kind of flame-retardant and anti-static PET alloy according to claim 1, is characterized in that, comprise the following steps:
(1), by PET and PTT in forced air circulation baking oven at 110 DEG C ~ 120 DEG C temperature dry 6 ~ 8 hours, fire retardant at 80 DEG C ~ 85 DEG C temperature dry 30 ~ 45 minutes, stand-by;
(2) PTT and the fire retardant that, take drying by weight ratio add in super mixer, and add static inhibitor, photostabilizer, oxidation inhibitor, lubricant by weight ratio, make to be mixed together 3 ~ 5 minutes, after fully mixing, discharging adds twin screw extruder and melt extrudes pelletizing and after drying, namely obtain a kind of PTT composite master batch;
(3), taking dry PET by weight ratio adds in super mixer, add the PTT composite master batch that step (2) is obtained again, and add softening agent, compatilizer, nucleator, pearl filler by weight ratio, make to be mixed together 3 ~ 5 minutes, after fully mixing, discharging adds in twin screw extruder, extrude through melting mixing at 210 DEG C ~ 280 DEG C temperature, cooling granulation, drying, obtain a kind of flame-retardant and anti-static PET alloy of the present invention.
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| CN201410755199.9A CN104845129A (en) | 2014-12-11 | 2014-12-11 | Flame-retardant and antistatic PET alloy and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114276657A (en) * | 2021-12-28 | 2022-04-05 | 苏州福田包装材料有限公司 | PET antistatic polyether composite material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114276657A (en) * | 2021-12-28 | 2022-04-05 | 苏州福田包装材料有限公司 | PET antistatic polyether composite material |
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