CN104419171A - Impact-resistant flame-retardant PC (poly carbonate) composite material and preparation method thereof - Google Patents
Impact-resistant flame-retardant PC (poly carbonate) composite material and preparation method thereof Download PDFInfo
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- CN104419171A CN104419171A CN201310398325.5A CN201310398325A CN104419171A CN 104419171 A CN104419171 A CN 104419171A CN 201310398325 A CN201310398325 A CN 201310398325A CN 104419171 A CN104419171 A CN 104419171A
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- fire retardant
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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
- 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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses an impact-resistant flame-retardant PC (poly carbonate) composite material and a preparation method thereof. The impact-resistant flame-retardant PC composite material is prepared from the following components in percentage by weight: 60-85% of PC, 5-15% of an impact-resistant modifier, 5-10% of a flame retardant, 2-6% of a compatilizer, 0.5-2% of a stabilizer, 0.1-1% of an antioxidant and 0.1-1% of a lubricant. Compared with the prior art, the composite material disclosed by the invention has the beneficial effects that the impact-resistant flame-retardant PC composite material prepared by the invention has good flame retardant property which can reach the flame-retardant level UL94V-0, has the advantages of being excellent in mechanical property, high in impact-resistant efficiency, good in thermal stability, strong in processing adaptability, excellent in electric property and the like, and has a very good application prospect in the fields of automobiles, electronics, building materials, mechanical parts, packaging and the like.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically a kind of shock resistance fire retardant PC composition material and preparation method thereof.
Background technology
Polycarbonate (PC) is a kind of engineering plastics of excellent performance, have that weather resistance is good, good stability of the dimension, the advantage such as heat-resisting, but PC is easy to stress cracking, poor solvent resistance, stress cracking and swelling is easily there is under solvent and alkaline environment, impact resistance declines under cryogenic, flame retardant resistance not high (oxygen index is 21% ~ 24%) etc., significantly limit its further genralrlization and utilizes.
Summary of the invention
The object of the present invention is to provide shock resistance fire retardant PC composition material that a kind of toughness is good, flame retarding efficiency is high, electrical property is excellent and preparation method thereof.
The technical solution adopted for the present invention to solve the technical problems is: shock resistance fire retardant PC composition material, and its component by mass percent proportioning is: PC 60% ~ 85%, anti-impact modifier 5% ~ 15%, fire retardant 5% ~ 10%, compatilizer 2% ~ 6%, stablizer 0.5% ~ 2%, oxidation inhibitor 0.1% ~ 1%, lubricant 0.1% ~ 1%.
Described PC is bisphenol A-type aromatic copolycarbonate, and weight-average molecular weight is 20000 ~ 35000g/mol.
Described anti-impact modifier is the anti-impact modifier with nucleocapsid structure, optimization styrene-divinyl-methacrylic ester ter-polymers (MBS) or Styrene And Butyl-acrylate-methacrylic ester ter-polymers.
Described fire retardant is the one in brominated polycarbonate oligomer (bromo PC) based flame retardant, polydimethylsiloxane fire retardant, PSI fire retardant, polysilsesquioxane fire retardant.
Described compatilizer is the one in styrene-grafted copolymer-maleic anhydride (SMA), styrene-acrylonitrile-methacrylic sour water glyceryl ester (SAG), methyl methacrylate-glycidyl methacrylate-ethyl propenoate ter-polymers (MGE), acrylonitritrile-styrene resin graft glycidyl methacrylate (AS-g-GMA).
Described stablizer is the one in phenyl glycidyl ether, dihydroxyphenyl propane bisglycidyl ether, carbodiimide, 2-oxazoline.
Described oxidation inhibitor is Hinered phenols antioxidant 1010 and the compound of phosphite ester kind antioxidant 168 in quality 1:1 ratio.
Described lubricant is pentaerythritol stearate (PETS).
The preparation method of above-mentioned shock resistance fire retardant PC composition material is: take dried PC and fire retardant by weight ratio, add in high-speed mixer, stir 3 ~ 5 minutes, and then add the anti-impact modifier and other each component that take by weight ratio, continue stirring 5 ~ 30 minutes, after making fully to mix, discharging adds in twin screw extruder, extrude through melting mixing at 240 DEG C ~ 260 DEG C, cooling granulation, obtain shock resistance fire retardant PC composition material of the present invention.
The invention has the beneficial effects as follows, compared with prior art, the shock resistance fire retardant PC composition material that the present invention obtains, there is flame retardant properties good, UL94 V-0 flame retardant rating can be reached, and excellent in mechanical performance, anti-impact efficiency is high, Heat stability is good, the advantages such as flexibility of operation is strong, electrical property is excellent, have good prospect in the application in the fields such as automobile, electronic apparatus, material of construction, component of machine, packaging.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with specific embodiment.
Embodiment 1:
A kind of shock resistance fire retardant PC composition material, its component in mass percent proportioning is: PC 75%, styrene-butadiene-methyl acrylic ester terpolymers (MBS) 10%, brominated polycarbonate oligomer (bromo PC) based flame retardant 10%, styrene-grafted copolymer-maleic anhydride (SMA) 3%, phenyl glycidyl ether 1%, Hinered phenols antioxidant 1010 and compound 0.2%, the pentaerythritol stearate (PETS) 0.8% of phosphite ester kind antioxidant 168 in quality 1:1 ratio.Wherein, described PC is bisphenol A-type aromatic copolycarbonate, and weight-average molecular weight is 20000 ~ 35000g/mol.
Preparation method: take dried PC and brominated polycarbonate oligomer (bromo PC) based flame retardant by weight ratio, add in high-speed mixer, stir 3 ~ 5 minutes, and then add the styrene-butadiene-methyl acrylic ester terpolymers (MBS) and other each component that take by weight ratio, continue stirring 5 ~ 30 minutes, after making fully to mix, discharging adds in twin screw extruder, extrude through melting mixing at 240 DEG C ~ 260 DEG C, cooling granulation, obtain shock resistance fire retardant PC composition material of the present invention.
Embodiment 2:
A kind of shock resistance fire retardant PC composition material, its component in mass percent proportioning is: PC 80%, Styrene And Butyl-acrylate-methacrylic ester ter-polymers 10%, polydimethylsiloxane fire retardant 5%, methyl methacrylate-glycidyl methacrylate-ethyl propenoate ter-polymers (MGE) 3%, dihydroxyphenyl propane bisglycidyl ether 1.2%, Hinered phenols antioxidant 1010 and compound 0.2%, the pentaerythritol stearate (PETS) 0.6% of phosphite ester kind antioxidant 168 in quality 1:1 ratio.Wherein, described PC is bisphenol A-type aromatic copolycarbonate, and weight-average molecular weight is 20000 ~ 35000g/mol.
Preparation method: take dried PC and polydimethylsiloxane fire retardant by weight ratio, add in high-speed mixer, stir 3 ~ 5 minutes, and then add the Styrene And Butyl-acrylate-methacrylic ester ter-polymers and other each component that take by weight ratio, continue stirring 5 ~ 30 minutes, after making fully to mix, discharging adds in twin screw extruder, extrude through melting mixing at 240 DEG C ~ 260 DEG C, cooling granulation, obtain shock resistance fire retardant PC composition material of the present invention.
Claims (8)
1. a shock resistance fire retardant PC composition material, it is characterized in that, its component by mass percent proportioning is: PC 60% ~ 85%, anti-impact modifier 5% ~ 15%, fire retardant 5% ~ 10%, compatilizer 2% ~ 6%, stablizer 0.5% ~ 2%, oxidation inhibitor 0.1% ~ 1%, lubricant 0.1% ~ 1%.
2. shock resistance fire retardant PC composition material according to claim 1, it is characterized in that, described anti-impact modifier is the anti-impact modifier with nucleocapsid structure, optimization styrene-divinyl-methacrylic ester ter-polymers (MBS) or Styrene And Butyl-acrylate-methacrylic ester ter-polymers.
3. shock resistance fire retardant PC composition material according to claim 1, it is characterized in that, described fire retardant is the one in brominated polycarbonate oligomer (bromo PC) based flame retardant, polydimethylsiloxane fire retardant, PSI fire retardant, polysilsesquioxane fire retardant.
4. shock resistance fire retardant PC composition material according to claim 1, it is characterized in that, described compatilizer is the one in styrene-grafted copolymer-maleic anhydride (SMA), styrene-acrylonitrile-methacrylic sour water glyceryl ester (SAG), methyl methacrylate-glycidyl methacrylate-ethyl propenoate ter-polymers (MGE), acrylonitritrile-styrene resin graft glycidyl methacrylate (AS-g-GMA).
5. shock resistance fire retardant PC composition material according to claim 1, is characterized in that, described stablizer is the one in phenyl glycidyl ether, dihydroxyphenyl propane bisglycidyl ether, carbodiimide, 2-oxazoline.
6. shock resistance fire retardant PC composition material according to claim 1, is characterized in that, described oxidation inhibitor is Hinered phenols antioxidant 1010 and the compound of phosphite ester kind antioxidant 168 in quality 1:1 ratio.
7. shock resistance fire retardant PC composition material according to claim 1, is characterized in that, described lubricant is pentaerythritol stearate (PETS).
8. the preparation method of shock resistance fire retardant PC composition material according to claim 1, it is characterized in that, comprise the following steps: take dried PC and fire retardant by weight ratio, add in high-speed mixer, stir 3 ~ 5 minutes, and then add the anti-impact modifier and other each component that take by weight ratio, continue stirring 5 ~ 30 minutes, after making fully to mix, discharging adds in twin screw extruder, extrude through melting mixing at 240 DEG C ~ 260 DEG C, cooling granulation, obtain shock resistance fire retardant PC composition material of the present invention.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310398325.5A CN104419171A (en) | 2013-09-05 | 2013-09-05 | Impact-resistant flame-retardant PC (poly carbonate) composite material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310398325.5A CN104419171A (en) | 2013-09-05 | 2013-09-05 | Impact-resistant flame-retardant PC (poly carbonate) composite material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016197907A1 (en) * | 2015-06-09 | 2016-12-15 | 金发科技股份有限公司 | Polycarbonate composition and preparation method therefor |
| CN110194888A (en) * | 2019-05-30 | 2019-09-03 | 中广核高新核材集团（东莞）祈富新材料有限公司 | High tenacity high-temp resistant fire-retarding thermoplastic material and its manufacturing method |
-
2013
- 2013-09-05 CN CN201310398325.5A patent/CN104419171A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016197907A1 (en) * | 2015-06-09 | 2016-12-15 | 金发科技股份有限公司 | Polycarbonate composition and preparation method therefor |
| CN110194888A (en) * | 2019-05-30 | 2019-09-03 | 中广核高新核材集团（东莞）祈富新材料有限公司 | High tenacity high-temp resistant fire-retarding thermoplastic material and its manufacturing method |
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Application publication date: 20150318 |