CN104672836A - High-efficiency halogen-free environment-friendly flame-retardant PC material - Google Patents
High-efficiency halogen-free environment-friendly flame-retardant PC material Download PDFInfo
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- CN104672836A CN104672836A CN201310623815.0A CN201310623815A CN104672836A CN 104672836 A CN104672836 A CN 104672836A CN 201310623815 A CN201310623815 A CN 201310623815A CN 104672836 A CN104672836 A CN 104672836A
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- Prior art keywords
- retardant
- free environment
- friendly flame
- flame
- environment friendly
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
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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
- 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
- C08L2201/00—Properties
- C08L2201/22—Halogen free composition
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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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (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 invention discloses a high-efficiency halogen-free environment-friendly flame-retardant PC material which comprises the following components in percentage by mass: 80-95 percent of PC, 0.05-0.1 percent of a sulfonate flame retardant, 4-10 percent of an organic-silicon flame retardant, 0.1-1 percent of an anti-dripping agent, 0.1-2 percent of a hydrolysis-resistant agent, 0.1-0.5 percent of a composite antioxidant and 0.1-1.5 percent of a lubricating agent. Compared with the prior art, the high-efficiency halogen-free environment-friendly flame-retardant PC material disclosed by the invention has the halogen-free environment-friendly flame-retardant effect, is high in heat resistance, high in flame-retardant efficiency and high in conductivity, can reach the performance of the UL94V-0, has excellent comprehensive mechanical properties and has very wide application prospects in the fields of automobiles, chemical industry, machinery, electrics, buildings and space flight and aviation.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically a kind of efficient halogen-free environment friendly flame-retardant PC material.
Background technology
Polycarbonate (PC) has outstanding impact property, the transparency, dimensional stability, excellent mechanical property and electrical property, higher second-order transition temperature (140 DEG C ~ 150 DEG C), heat-drawn wire (132 DEG C ~ 138 DEG C), and wider use temperature scope (-60 DEG C ~ 120 DEG C) is widely used in the field such as electric, building, packaging, medicine equipment, opticinstrument, communications and transportation, and be rapidly to the development of the field such as Aeronautics and Astronautics, computer.(oxygen index is 21% ~ 24% to the flame retardant resistance of PC, flame retardant properties reaches UL94 V-2 level) although be better than common thermoplastic polymer (as polyethylene, polypropylene etc.), but still be difficult to meet the requirement of some Application Areas to flame retardant properties, therefore must carry out flame-retardant modified to PC.Generally, just flame-retardant modified object can be reached by adding fire retardant in PC.Current PC fire retardant has tetrabromo-bisphenol (TBBPA), decabromodiphynly oxide (DBDPO), poly-dibromobenzene aether (PDBPO), ten tetrabromo two phenoxy groups benzene (DBDPOB) etc.European countries and the U.S. such as Germany exist and dispute in the toxicity and environmental problem of the halogenated flame retardants such as polybromodiphenyl ether, and the corrosive gases produced during halogenated flame retardant cracking easily causes the malfunctioning of electronic electric equipment key part, therefore, Halogen, press down cigarette, focus that low toxicity, high efficiency, multi-functional Composite have become the flame-retardant modified research and apply of PC.
Summary of the invention
The object of the present invention is to provide a kind of efficient halogen-free environment friendly flame-retardant PC material.
The technical solution adopted for the present invention to solve the technical problems is: efficient halogen-free environment friendly flame-retardant PC material, and its component by mass percent proportioning is: PC 80% ~ 95%, sulfonate salt flame 0.05% ~ 0.1%, organic silicon fibre retardant 4% ~ 10%, anti-dripping agent 0.1% ~ 1%, hydrolysis agent 0.1% ~ 2%, composite antioxidant 0.1% ~ 0.5%, lubricant 0.1% ~ 1.5%.
Described PC is bisphenol A-type aromatic copolycarbonate, and weight-average molecular weight is 20000 ~ 40000g/mol.
Described sulfonate salt flame is potassium perfluorobutane sulfonate (PPFBS) or phenylbenzene sulfuryl potassium sulfonate (KSS).
Described organic silicon fibre retardant is the one in polydimethylsiloxane, PSI, polysilsesquioxane, phenyl poly organic silicon silsesquioxane/dimethylsiloxane copolymer, polyphenylethylene base organosilicon silsesquioxane.
Described anti-dripping agent is polytetrafluoroethylene (PTFE) or polyvinylidene difluoride (PVDF) (PVDF).
Described hydrolysis agent is the one in phenyl glycidyl ether, dihydroxyphenyl propane bisglycidyl ether, carbodiimide, 2-oxazoline.
Described composite antioxidant 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 efficient halogen-free environment friendly flame-retardant PC material, comprises the following steps:
(1), by PC in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, stand-by;
(2) take dry PC and other each component, by weight ratio, add respectively in high-speed mixer, fully stir 5 ~ 30 minutes, discharging;
(3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 270 DEG C ~ 290 DEG C, cooling granulation, obtain efficient halogen-free environment friendly flame-retardant PC material of the present invention.
The invention has the beneficial effects as follows, compared with prior art, the efficient halogen-free environment friendly flame-retardant PC material that the present invention obtains, there is halogen-free environment-friendly flame-proof effect, and good heat resistance, flame retarding efficiency is high, can reach UL94 V-0 level performance, good conductivity, also keep excellent comprehensive mechanical property, at automobile, chemical industry, machinery, electrically, building and field of aerospace have boundless application prospect simultaneously.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with specific embodiment.
Embodiment 1:
A kind of efficient halogen-free environment friendly flame-retardant PC material, its component in mass percent proportioning is: PC 92%, potassium perfluorobutane sulfonate (PPFBS) 0.1%, polydimethylsiloxane 5%, polytetrafluoroethylene (PTFE) 0.5%, phenyl glycidyl ether 0.8%, Hinered phenols antioxidant 1010 and compound 0.4%, the pentaerythritol stearate (PETS) 1.2% 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 ~ 40000g/mol.
Preparation method: (1), by PC in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, stand-by; (2) take dry PC and other each component, by weight ratio, add respectively in high-speed mixer, fully stir 5 ~ 30 minutes, discharging; (3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 270 DEG C ~ 290 DEG C, cooling granulation, obtain efficient halogen-free environment friendly flame-retardant PC material of the present invention.
Embodiment 2:
A kind of efficient halogen-free environment friendly flame-retardant PC material, its component in mass percent proportioning is: PC 86%, phenylbenzene sulfuryl potassium sulfonate (KSS) 0.1%, polyphenylethylene base organosilicon silsesquioxane 10%, polyvinylidene difluoride (PVDF) (PVDF) 0.8%, dihydroxyphenyl propane bisglycidyl ether 1.5%, Hinered phenols antioxidant 1010 and compound 0.4%, the pentaerythritol stearate (PETS) 1.2% 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 ~ 40000g/mol.
Preparation method is with embodiment 1.
Claims (8)
1. an efficient halogen-free environment friendly flame-retardant PC material, it is characterized in that, its component by mass percent proportioning is: PC 80% ~ 95%, sulfonate salt flame 0.05% ~ 0.1%, organic silicon fibre retardant 4% ~ 10%, anti-dripping agent 0.1% ~ 1%, hydrolysis agent 0.1% ~ 2%, composite antioxidant 0.1% ~ 0.5%, lubricant 0.1% ~ 1.5%.
2. efficient halogen-free environment friendly flame-retardant PC material according to claim 1, is characterized in that, described sulfonate salt flame is potassium perfluorobutane sulfonate (PPFBS) or phenylbenzene sulfuryl potassium sulfonate (KSS).
3. efficient halogen-free environment friendly flame-retardant PC material according to claim 1, it is characterized in that, described organic silicon fibre retardant is the one in polydimethylsiloxane, PSI, polysilsesquioxane, phenyl poly organic silicon silsesquioxane/dimethylsiloxane copolymer, polyphenylethylene base organosilicon silsesquioxane.
4. efficient halogen-free environment friendly flame-retardant PC material according to claim 1, is characterized in that, described anti-dripping agent is polytetrafluoroethylene (PTFE) or polyvinylidene difluoride (PVDF) (PVDF).
5. efficient halogen-free environment friendly flame-retardant PC material according to claim 1, is characterized in that, described hydrolysis agent is the one in phenyl glycidyl ether, dihydroxyphenyl propane bisglycidyl ether, carbodiimide, 2-oxazoline.
6. efficient halogen-free environment friendly flame-retardant PC material according to claim 1, is characterized in that, described composite antioxidant is Hinered phenols antioxidant 1010 and the compound of phosphite ester kind antioxidant 168 in quality 1:1 ratio.
7. efficient halogen-free environment friendly flame-retardant PC material according to claim 1, is characterized in that, described lubricant is pentaerythritol stearate (PETS).
8. the preparation method of efficient halogen-free environment friendly flame-retardant PC material 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, stand-by;
(2) take dry PC and other each component, by weight ratio, add respectively in high-speed mixer, fully stir 5 ~ 30 minutes, discharging;
(3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 270 DEG C ~ 290 DEG C, cooling granulation, obtain efficient halogen-free environment friendly flame-retardant PC material of the present invention.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310623815.0A CN104672836A (en) | 2013-12-01 | 2013-12-01 | High-efficiency halogen-free environment-friendly flame-retardant PC material |
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| CN201310623815.0A CN104672836A (en) | 2013-12-01 | 2013-12-01 | High-efficiency halogen-free environment-friendly flame-retardant PC material |
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| CN104672836A true CN104672836A (en) | 2015-06-03 |
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| CN201310623815.0A Pending CN104672836A (en) | 2013-12-01 | 2013-12-01 | High-efficiency halogen-free environment-friendly flame-retardant PC material |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105348769A (en) * | 2015-12-17 | 2016-02-24 | 刘爱华 | Novel environment-friendly and flame-retardant polycarbonate resin material for electric equipment |
| CN106009583A (en) * | 2016-05-24 | 2016-10-12 | 深圳市富恒新材料股份有限公司 | Sulfonate flame-retardant PC (polycarbonate) engineering plastic and preparation method thereof |
| CN109181262A (en) * | 2018-07-24 | 2019-01-11 | 东莞市创永佳新材料有限公司 | Low temperature resistant, high durable, hydrolysis PC fire proofing and preparation method thereof and device |
| CN109337330A (en) * | 2018-09-10 | 2019-02-15 | 广东聚石化学股份有限公司 | A kind of high shading PC composite material and preparation method of halogen-free flameproof |
-
2013
- 2013-12-01 CN CN201310623815.0A patent/CN104672836A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105348769A (en) * | 2015-12-17 | 2016-02-24 | 刘爱华 | Novel environment-friendly and flame-retardant polycarbonate resin material for electric equipment |
| CN106009583A (en) * | 2016-05-24 | 2016-10-12 | 深圳市富恒新材料股份有限公司 | Sulfonate flame-retardant PC (polycarbonate) engineering plastic and preparation method thereof |
| CN109181262A (en) * | 2018-07-24 | 2019-01-11 | 东莞市创永佳新材料有限公司 | Low temperature resistant, high durable, hydrolysis PC fire proofing and preparation method thereof and device |
| CN109337330A (en) * | 2018-09-10 | 2019-02-15 | 广东聚石化学股份有限公司 | A kind of high shading PC composite material and preparation method of halogen-free flameproof |
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Application publication date: 20150603 |