CN104845307A - Flame-retardant and antistatic polycarbonate alloy and preparation method thereof - Google Patents
Flame-retardant and antistatic polycarbonate alloy and preparation method thereof Download PDFInfo
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- CN104845307A CN104845307A CN201410661777.2A CN201410661777A CN104845307A CN 104845307 A CN104845307 A CN 104845307A CN 201410661777 A CN201410661777 A CN 201410661777A CN 104845307 A CN104845307 A CN 104845307A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
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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
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2369/00—Characterised by the use of polycarbonates; Derivatives of polycarbonates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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 flame-retardant and antistatic polycarbonate alloy and a preparation method thereof, wherein the flame-retardant and antistatic polycarbonate alloy comprises, by mass, 40-60% of PC, 20-30% of PBT, 2-6% of ACR, 6-12% of a composite flame retardant agent, 2-5% of antistatic masterbatch, 0.1-1% of triphenyl phosphite, 0.1-0.5% of an antioxidant, and 0.1-1% of PETS. The flame-retardant and antistatic polycarbonate alloy of the present invention has beneficial effects of excellent impact resistance of PC, good corrosion resistance and chemical resistance of PBT, excellent antistatic property, excellent heat resistance, good mechanical property, high strength, stable size, and good flame retardant property, and can achieve the UL94V-0 flame retardant grade.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically a kind of flame-proof static resistant polycarbonate Alloy And Preparation Method.
Background technology
Polycarbonate (PC) is the base polymer containing carbonic ether in molecular chain, and have particularly preferred resistance to impact shock, thermostability, glossiness, be one of five large general engineering plastic, its product and consumption are only second to nylon engineering plastic, occupy second.But PC also exists some defects, as processing characteristics is poor, easy stress cracking, notch shock and low-temperature flexibility difference etc., and also price is higher.Therefore, PC exists with alloy material usually.Polybutylene terephthalate (PBT) excellent property, crystallization velocity is fast, the alloy material obtained with PC and PBT has high thermotolerance, good impact property, processibility and chemical proofing etc., is a kind of engineering plastics that industrial using value is higher.But have that consistency is bad without the PC of modification and PBT alloy, a problem of poor fire and antistatic deficiency, this will greatly limit its range of application.
Summary of the invention
The object of the present invention is to provide a kind of with the flame-proof static resistant polycarbonate Alloy And Preparation Method of PBT modification.
The technical solution adopted for the present invention to solve the technical problems is: a kind of flame-proof static resistant polycarbonate alloy, and its component by mass percent proportioning is: PC 40% ~ 60%, PBT 20% ~ 30%, ACR 2% ~ 6%, composite flame-retardant agent 6% ~ 12%, antistatic master granule 2% ~ 5%, triphenyl phosphite 0.1% ~ 1%, oxidation inhibitor 0.1% ~ 0.5%, PETS 0.1% ~ 1%.
Described PC is bisphenol A-type aromatic copolycarbonate.
Described PBT is polybutylene terephthalate.
Described ACR is toughness reinforcing compatilizer Methylacrylate-Acrylate Copolymer.
Described composite flame-retardant agent is dihydroxyphenyl propane-bis-(diphenyl phosphoester) the fire retardant BDP of mass ratio 4:1 and the compound of polydimethylsiloxane fire retardant PDMS.
The antistatic master granule that described antistatic master granule is made up of PBT resin 20wt%, stearic acid monoglycerides 50wt%, sodium alkyl benzene sulfonate 25wt% and pentaerythritol stearate 5wt%.
Described oxidation inhibitor is the one in the compound of antioxidant 1010, antioxidant 1076, antioxidant 1010 or antioxidant 1076 and irgasfos 168.
Described PETS is lubricant pentaerythritol stearate.
The preparation method of above-mentioned a kind of flame-proof static resistant polycarbonate alloy, comprises the following steps:
(1), by PC in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, PBT at 130 DEG C ~ 150 DEG C dry 3 ~ 4 hours, stand-by;
(2) PBT resin 20wt%, stearic acid monoglycerides 50wt%, sodium alkyl benzene sulfonate 25wt% and pentaerythritol stearate 5wt%, is taken by weight ratio, add after stirring in super mixer, discharging adds that twin screw extruder melt extrudes, cooling and dicing and dry after obtained antistatic master granule, stand-by;
(3), dry PC resin and PBT resin is taken by weight ratio, add in high-speed mixer and stir 2 ~ 5 minutes, then ACR, composite flame-retardant agent, triphenyl phosphite, oxidation inhibitor, PETS is added by weight ratio, and add the obtained antistatic master granule of step (2), after making to stir together and within 5 ~ 15 minutes, reaching and mix, discharging;
(4), the discharging of step (3) is added in twin screw extruder, extrudes after abundant melting blending at 210 DEG C ~ 260 DEG C, cooling granulation, obtain a kind of flame-proof static resistant polycarbonate alloy of the present invention.
The invention has the beneficial effects as follows, the present invention is while the excellent impact resistance energy of PC and the good corrosion-resistant chemical resistance of PBT, also there is excellent antistatic property and resistance toheat, and mechanical property is good, intensity is high, dimensional stabilizing, and there is good flame retardant properties, UL94 V-0 flame retardant rating can be reached.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with concrete preferred embodiment.
Embodiment 1:
A kind of flame-proof static resistant polycarbonate alloy, its component by mass percent proportioning is: PC 56%, PBT 20%, ACR 6%, composite flame-retardant agent 12%, antistatic master granule 5%, triphenyl phosphite 0.5%, antioxidant 1010 0.2%, PETS 0.3%, described composite flame-retardant agent is dihydroxyphenyl propane-bis-(diphenyl phosphoester) the fire retardant BDP of mass ratio 4:1 and the compound of polydimethylsiloxane fire retardant PDMS, described antistatic master granule is by PBT resin 20wt%, stearic acid monoglycerides 50wt%, the antistatic master granule that sodium alkyl benzene sulfonate 25wt% and pentaerythritol stearate 5wt% forms.
Preparation method: (1), by PC in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, PBT at 130 DEG C ~ 150 DEG C dry 3 ~ 4 hours, stand-by; (2) PBT resin 20wt%, stearic acid monoglycerides 50wt%, sodium alkyl benzene sulfonate 25wt% and pentaerythritol stearate 5wt%, is taken by weight ratio, add after stirring in super mixer, discharging adds that twin screw extruder melt extrudes, cooling and dicing and dry after obtained antistatic master granule, stand-by; (3), dry PC resin and PBT resin is taken by weight ratio, add in high-speed mixer and stir 2 ~ 5 minutes, then ACR, composite flame-retardant agent, triphenyl phosphite, antioxidant 1010, PETS is added by weight ratio, and add the obtained antistatic master granule of step (2), after making to stir together and within 5 ~ 15 minutes, reaching and mix, discharging; (4), the discharging of step (3) is added in twin screw extruder, extrudes after abundant melting blending at 210 DEG C ~ 260 DEG C, cooling granulation, obtain a kind of flame-proof static resistant polycarbonate alloy of the present invention.
Embodiment 2:
A kind of flame-proof static resistant polycarbonate alloy, its component by mass percent proportioning is: PC 53%, PBT 30%, ACR 6%, composite flame-retardant agent 6%, antistatic master granule 3.5%, triphenyl phosphite 0.5%, the compound 0.2% of antioxidant 1076 and irgasfos 168, PETS 0.8%, described composite flame-retardant agent is dihydroxyphenyl propane-bis-(diphenyl phosphoester) the fire retardant BDP of mass ratio 4:1 and the compound of polydimethylsiloxane fire retardant PDMS, described antistatic master granule is by PBT resin 20wt%, stearic acid monoglycerides 50wt%, the antistatic master granule that sodium alkyl benzene sulfonate 25wt% and pentaerythritol stearate 5wt% forms.
Preparation method: (1), by PC in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, PBT at 130 DEG C ~ 150 DEG C dry 3 ~ 4 hours, stand-by; (2) PBT resin 20wt%, stearic acid monoglycerides 50wt%, sodium alkyl benzene sulfonate 25wt% and pentaerythritol stearate 5wt%, is taken by weight ratio, add after stirring in super mixer, discharging adds that twin screw extruder melt extrudes, cooling and dicing and dry after obtained antistatic master granule, stand-by; (3), dry PC resin and PBT resin is taken by weight ratio, add in high-speed mixer and stir 2 ~ 5 minutes, then compound, the PETS of ACR, composite flame-retardant agent, triphenyl phosphite, antioxidant 1076 and irgasfos 168 is added by weight ratio, and add the obtained antistatic master granule of step (2), after making to stir together and within 5 ~ 15 minutes, reaching and mix, discharging; (4), the discharging of step (3) is added in twin screw extruder, extrudes after abundant melting blending at 210 DEG C ~ 260 DEG C, cooling granulation, obtain a kind of flame-proof static resistant polycarbonate alloy of the present invention.
Claims (4)
1. a flame-proof static resistant polycarbonate alloy, it is characterized in that, its component by mass percent proportioning is: PC 40% ~ 60%, PBT 20% ~ 30%, ACR 2% ~ 6%, composite flame-retardant agent 6% ~ 12%, antistatic master granule 2% ~ 5%, triphenyl phosphite 0.1% ~ 1%, oxidation inhibitor 0.1% ~ 0.5%, PETS 0.1% ~ 1%.
2. a kind of flame-proof static resistant polycarbonate alloy according to claim 1, is characterized in that, described composite flame-retardant agent is dihydroxyphenyl propane-bis-(diphenyl phosphoester) the fire retardant BDP of mass ratio 4:1 and the compound of polydimethylsiloxane fire retardant PDMS.
3. a kind of flame-proof static resistant polycarbonate alloy according to claim 1, it is characterized in that, the antistatic master granule that described antistatic master granule is made up of PBT resin 20wt%, stearic acid monoglycerides 50wt%, sodium alkyl benzene sulfonate 25wt% and pentaerythritol stearate 5wt%.
4. the preparation method of a kind of flame-proof static resistant polycarbonate alloy 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, PBT at 130 DEG C ~ 150 DEG C dry 3 ~ 4 hours, stand-by;
(2) PBT resin 20wt%, stearic acid monoglycerides 50wt%, sodium alkyl benzene sulfonate 25wt% and pentaerythritol stearate 5wt%, is taken by weight ratio, add after stirring in super mixer, discharging adds that twin screw extruder melt extrudes, cooling and dicing and dry after obtained antistatic master granule, stand-by;
(3), dry PC resin and PBT resin is taken by weight ratio, add in high-speed mixer and stir 2 ~ 5 minutes, then ACR, composite flame-retardant agent, triphenyl phosphite, oxidation inhibitor, PETS is added by weight ratio, and add the obtained antistatic master granule of step (2), after making to stir together and within 5 ~ 15 minutes, reaching and mix, discharging;
(4), the discharging of step (3) is added in twin screw extruder, extrudes after abundant melting blending at 210 DEG C ~ 260 DEG C, cooling granulation, obtain a kind of flame-proof static resistant polycarbonate alloy of the present invention.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410661777.2A CN104845307A (en) | 2014-11-19 | 2014-11-19 | Flame-retardant and antistatic polycarbonate alloy and preparation method thereof |
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| CN201410661777.2A CN104845307A (en) | 2014-11-19 | 2014-11-19 | Flame-retardant and antistatic polycarbonate alloy and preparation method thereof |
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| CN104845307A true CN104845307A (en) | 2015-08-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108976754A (en) * | 2018-08-08 | 2018-12-11 | 柏力开米复合塑料(昆山)有限公司 | A kind of anti-electrostatic fire retardant compound material and its preparation method and application |
-
2014
- 2014-11-19 CN CN201410661777.2A patent/CN104845307A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108976754A (en) * | 2018-08-08 | 2018-12-11 | 柏力开米复合塑料(昆山)有限公司 | A kind of anti-electrostatic fire retardant compound material and its preparation method and application |
| CN108976754B (en) * | 2018-08-08 | 2020-11-24 | 柏力开米复合塑料(昆山)有限公司 | Antistatic flame-retardant composite material and preparation method and application thereof |
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