CN104845310A - Modified polycarbonate/polyethylene glycol terephthalate with characteristics of antistatic property and fire retardation - Google Patents
Modified polycarbonate/polyethylene glycol terephthalate with characteristics of antistatic property and fire retardation Download PDFInfo
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- CN104845310A CN104845310A CN201410666975.8A CN201410666975A CN104845310A CN 104845310 A CN104845310 A CN 104845310A CN 201410666975 A CN201410666975 A CN 201410666975A CN 104845310 A CN104845310 A CN 104845310A
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- fire retardant
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- polyethylene terephthalate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/017—Additives being an antistatic agent
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/04—Antistatic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention discloses a modified polycarbonate/polyethylene glycol terephthalate with characteristics of antistatic property and fire retardation, wherein the modified polycarbonate/polyethylene glycol terephthalate comprises, by mass, 40-70% of PC, 20-40% of PET, 2-5% of SMA, 8-12% of a fire retardation agent, 0.5-3% of an antistatic agent, 0.5-2% of a light stabilizer, 0.1-0.5% of an antioxidant, and 0.1-1% of a lubricant, wherein the antistatic agent is the complex comprising a nonionic antistatic agent glycerol monostearate and an anionic antistatic agent sodium alkyl sulfonate according to a mass ratio of 1:1. The modified polycarbonate/polyethylene glycol terephthalate of the present invention has beneficial effects of original excellent performances of PC and PET, excellent fire retardation and excellent antistatic property so as to substantially improve the application effects and the application fields of the polycarbonate/polyethylene glycol terephthalate.
Description
Technical field
The present invention relates to technical field of polymer materials, the polycarbonate/polyethylene terephthalate of specifically a kind of anti-electrostatic fire retardant modification.
Background technology
Polycarbonate (PC)/polyethylene terephthalate (PET) alloy material has the excellent properties that PC, PET single component does not possess, and is the engineering plastics that a kind of over-all properties is ideal, is widely applied in a lot of fields.But but there is the problem that consistency is bad, flame retardant resistance is bad, static resistance is not enough in polycarbonate (PC)/polyethylene terephthalate (PET), this will limit the expansion of its range of application in every field widely.
Summary of the invention
The object of the present invention is to provide a kind of polycarbonate/polyethylene terephthalate of anti-electrostatic fire retardant modification.
The technical solution adopted for the present invention to solve the technical problems is: the polycarbonate/polyethylene terephthalate of anti-electrostatic fire retardant modification, and its component by mass percent proportioning is: PC 40% ~ 70%, PET 20% ~ 40%, SMA 2% ~ 5%, fire retardant 8% ~ 12%, static inhibitor 0.5% ~ 3%, photostabilizer 0.5% ~ 2%, oxidation inhibitor 0.1% ~ 0.5%, lubricant 0.1% ~ 1%.
Described PC is bisphenol A-type aromatic copolycarbonate, and weight-average molecular weight is 20000 ~ 40000g/mol.
Described PET is polyethylene terephthalate, and its intrinsic viscosity is 0.5 ~ 1.2dL/g.
Described SMA is compatilizer styrene-grafted copolymer-maleic anhydride.
The mixture of the polyphenylene phosphonic acids sulfobenzide ester of described fire retardant to be mass ratio be 8:6:1, polydimethylsiloxane and tetrafluoroethylene composition.
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 GW-622 of mass ratio 1:1.
Described oxidation inhibitor is the Hinered phenols antioxidant 1010 or 1076 of mass ratio 1:1 and the compound of phosphite ester kind antioxidant 168.
Described lubricant is the one in Zinic stearas, calcium stearate, ethylene bis stearamide, pentaerythritol stearate.
The preparation method of the polycarbonate/polyethylene terephthalate of above-mentioned anti-electrostatic fire retardant modification, comprises the following steps:
(1), by PC in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, PET at 130 DEG C ~ 150 DEG C dry 3 ~ 4 hours, fire retardant at 60 DEG C ~ 80 DEG C dry 30 ~ 45 minutes, stand-by;
(2), the PET and fire retardant that take drying are by weight ratio added in high-speed mixer, add static inhibitor, photostabilizer, oxidation inhibitor, lubricant by weight ratio simultaneously, make to stir 3 ~ 15 minutes together, after fully mixing, discharging adds in twin screw extruder, extrude after melt blending at 240 DEG C ~ 290 DEG C, cooling granulation, and dry after stand-by;
(3), add in high-speed mixer by taking dry PC by weight ratio, add SMA by weight ratio simultaneously, and add the product that step (2) obtains by weight ratio, after making to stir 3 ~ 15 minutes premixs together, discharging adds in twin screw extruder, extrude after abundant melt blending at 230 DEG C ~ 280 DEG C, cooling granulation, obtain the polycarbonate/polyethylene terephthalate of anti-electrostatic fire retardant modification of the present invention.
The invention has the beneficial effects as follows, the present invention has PC, PET separately while original premium properties, also has excellent flame retardant properties and antistatic property, greatly improves effect and the Application Areas of polycarbonate/polyethylene terephthalate.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with concrete preferred embodiment.
Embodiment 1:
A kind of polycarbonate/polyethylene terephthalate of anti-electrostatic fire retardant modification, its component by mass percent proportioning is: PC 59%, PET 20%, SMA 3%, fire retardant 12%, static inhibitor 3%, photostabilizer 2%, oxidation inhibitor 0.5%, calcium stearate 0.5%, described PC is bisphenol A-type aromatic copolycarbonate, and weight-average molecular weight is 20000 ~ 40000g/mol; Described PET is polyethylene terephthalate, and its intrinsic viscosity is 0.5 ~ 1.2dL/g; The mixture of the polyphenylene phosphonic acids sulfobenzide ester of described fire retardant to be mass ratio be 8:6:1, polydimethylsiloxane and tetrafluoroethylene composition; 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 GW-622 of mass ratio 1:1; Described oxidation inhibitor is the Hinered phenols antioxidant 1010 of mass ratio 1:1 and the compound of phosphite ester kind antioxidant 168.
Preparation method: (1), by PC in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, PET at 130 DEG C ~ 150 DEG C dry 3 ~ 4 hours, fire retardant at 60 DEG C ~ 80 DEG C dry 30 ~ 45 minutes, stand-by; (2), the PET and fire retardant that take drying are by weight ratio added in high-speed mixer, add static inhibitor, photostabilizer, oxidation inhibitor, calcium stearate by weight ratio simultaneously, make to stir 3 ~ 15 minutes together, after fully mixing, discharging adds in twin screw extruder, extrude after melt blending at 240 DEG C ~ 290 DEG C, cooling granulation, and dry after stand-by; (3), add in high-speed mixer by taking dry PC by weight ratio, add SMA by weight ratio simultaneously, and add the product that step (2) obtains by weight ratio, after making to stir 3 ~ 15 minutes premixs together, discharging adds in twin screw extruder, extrude after abundant melt blending at 230 DEG C ~ 280 DEG C, cooling granulation, obtain the polycarbonate/polyethylene terephthalate of anti-electrostatic fire retardant modification of the present invention.
Embodiment 2:
A kind of polycarbonate/polyethylene terephthalate of anti-electrostatic fire retardant modification, its component by mass percent proportioning is: PC 45%, PET 40%, SMA 5%, fire retardant 8%, static inhibitor 1%, photostabilizer 0.5%, oxidation inhibitor 0.1%, pentaerythritol stearate 0.4%, described PC is bisphenol A-type aromatic copolycarbonate, and weight-average molecular weight is 20000 ~ 40000g/mol; Described PET is polyethylene terephthalate, and its intrinsic viscosity is 0.5 ~ 1.2dL/g; The mixture of the polyphenylene phosphonic acids sulfobenzide ester of described fire retardant to be mass ratio be 8:6:1, polydimethylsiloxane and tetrafluoroethylene composition; 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 GW-622 of mass ratio 1:1; Described oxidation inhibitor is the Hinered phenols antioxidant 1010 or 1076 of mass ratio 1:1 and the compound of phosphite ester kind antioxidant 168.
Preparation method: (1), by PC in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, PET at 130 DEG C ~ 150 DEG C dry 3 ~ 4 hours, fire retardant at 60 DEG C ~ 80 DEG C dry 30 ~ 45 minutes, stand-by; (2), the PET and fire retardant that take drying are by weight ratio added in high-speed mixer, add static inhibitor, photostabilizer, oxidation inhibitor, pentaerythritol stearate by weight ratio simultaneously, make to stir 3 ~ 15 minutes together, after fully mixing, discharging adds in twin screw extruder, extrude after melt blending at 240 DEG C ~ 290 DEG C, cooling granulation, and dry after stand-by; (3), add in high-speed mixer by taking dry PC by weight ratio, add SMA by weight ratio simultaneously, and add the product that step (2) obtains by weight ratio, after making to stir 3 ~ 15 minutes premixs together, discharging adds in twin screw extruder, extrude after abundant melt blending at 230 DEG C ~ 280 DEG C, cooling granulation, obtain the polycarbonate/polyethylene terephthalate of anti-electrostatic fire retardant modification of the present invention.
Claims (5)
1. polycarbonate/the polyethylene terephthalate of an anti-electrostatic fire retardant modification, it is characterized in that, its component by mass percent proportioning is: PC 40% ~ 70%, PET 20% ~ 40%, SMA 2% ~ 5%, fire retardant 8% ~ 12%, static inhibitor 0.5% ~ 3%, photostabilizer 0.5% ~ 2%, oxidation inhibitor 0.1% ~ 0.5%, lubricant 0.1% ~ 1%.
2. polycarbonate/the polyethylene terephthalate of anti-electrostatic fire retardant modification according to claim 1, it is characterized in that, the mixture of the polyphenylene phosphonic acids sulfobenzide ester of described fire retardant to be mass ratio be 8:6:1, polydimethylsiloxane and tetrafluoroethylene composition.
3. polycarbonate/the polyethylene terephthalate of anti-electrostatic fire retardant modification according to claim 1, it 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.
4. polycarbonate/the polyethylene terephthalate of anti-electrostatic fire retardant modification according to claim 1, is characterized in that, described photostabilizer is the compound of hindered amines high molecular photostabilizer GW-944Z and GW-622 of mass ratio 1:1.
5. the preparation method of the polycarbonate/polyethylene terephthalate of anti-electrostatic fire retardant modification according to claim 1, is characterized in that, comprise the following steps:
(1), by PC in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, PET at 130 DEG C ~ 150 DEG C dry 3 ~ 4 hours, fire retardant at 60 DEG C ~ 80 DEG C dry 30 ~ 45 minutes, stand-by;
(2), the PET and fire retardant that take drying are by weight ratio added in high-speed mixer, add static inhibitor, photostabilizer, oxidation inhibitor, lubricant by weight ratio simultaneously, make to stir 3 ~ 15 minutes together, after fully mixing, discharging adds in twin screw extruder, extrude after melt blending at 240 DEG C ~ 290 DEG C, cooling granulation, and dry after stand-by;
(3), add in high-speed mixer by taking dry PC by weight ratio, add SMA by weight ratio simultaneously, and add the product that step (2) obtains by weight ratio, after making to stir 3 ~ 15 minutes premixs together, discharging adds in twin screw extruder, extrude after abundant melt blending at 230 DEG C ~ 280 DEG C, cooling granulation, obtain the polycarbonate/polyethylene terephthalate of anti-electrostatic fire retardant modification of the present invention.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410666975.8A CN104845310A (en) | 2014-11-20 | 2014-11-20 | Modified polycarbonate/polyethylene glycol terephthalate with characteristics of antistatic property and fire retardation |
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| CN201410666975.8A CN104845310A (en) | 2014-11-20 | 2014-11-20 | Modified polycarbonate/polyethylene glycol terephthalate with characteristics of antistatic property and fire retardation |
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| CN104845310A true CN104845310A (en) | 2015-08-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107286552A (en) * | 2017-08-07 | 2017-10-24 | 太仓市晨洲塑业有限公司 | A kind of antistatic engineering plastics |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107286552A (en) * | 2017-08-07 | 2017-10-24 | 太仓市晨洲塑业有限公司 | A kind of antistatic engineering plastics |
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Application publication date: 20150819 |