CN104419160A - Permanent antistatic flame-retardant modified PC composite material - Google Patents
Permanent antistatic flame-retardant modified PC composite material Download PDFInfo
- Publication number
- CN104419160A CN104419160A CN201310396729.0A CN201310396729A CN104419160A CN 104419160 A CN104419160 A CN 104419160A CN 201310396729 A CN201310396729 A CN 201310396729A CN 104419160 A CN104419160 A CN 104419160A
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- Prior art keywords
- flame
- retardant
- matrix material
- retardant modified
- static
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Classifications
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- 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 invention discloses a permanent antistatic flame-retardant modified PC composite material which comprises the following components by mass percent: 70-90% of PC resin, 1-3% of antistatic agent, 10-15% of fire retardant, 0.1-1% of anti-drip agent, 2-6% of compatilizer, 0.1-0.5% of complex antioxidant and 0.1-2% of lubricant. Compared with the prior art, the prepared permanent antistatic flame-retardant modified PC composite material has favorable flame retardant property and permanent antistatic property, the flame retardant level can be up to V-0 level, the comprehensive properties such as tensile strength and notch impact strength are excellent and the PC is ensured to be safely applied under the environmental conditions with high requirements for flame retardant property and antistatic property; and the permanent antistatic flame-retardant modified PC composite material is simple in preparation process, low in cost and preferably suitable for industrial production.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically a kind of flame-retardant modified PC matrix material of permanent anti-static.
Background technology
Polycarbonate (PC) is a kind of engineering plastics of high comprehensive performance, and shock resistance occupies first of thermoplastics, good stability of the dimension, and heat-drawn wire high (130 DEG C ~ 140 DEG C), other is as also all very excellent in weather resisteant and electrical property.A large amount of application is obtained in industries such as automobile, electronics, household electrical appliances, buildings.Because PC easily produces accumulation of static electricity in production with in using, thus cause the bad phenomenon such as electrostatic precipitation, static discharge, can spark be produced time serious, cause fire or blast etc., make troubles to industrial production and daily life; And the oxygen index of PC is about 21% ~ 24%, can certainly put out from fire, commercial PC carries out flame retardant properties evaluation according to U.S. UL94 standard on the market, substantially V-2 class requirement is all met, but be difficult to meet some Application Areas reaches V-0 requirement to flame retardant properties, therefore, it is necessary for carrying out antistatic, flame-retardant modified to PC, to widen its range of application and to meet the need of market.
Summary of the invention
The object of the present invention is to provide a kind of flame-retardant modified PC matrix material of permanent anti-static.
The technical solution adopted for the present invention to solve the technical problems is: the flame-retardant modified PC matrix material of permanent anti-static, and its component by mass percent proportioning is: PC resin 70% ~ 90%, static inhibitor 1% ~ 3%, fire retardant 10% ~ 15%, anti-dripping agent 0.1% ~ 1%, compatilizer 2% ~ 6%, composite antioxidant 0.1% ~ 0.5%, lubricant 0.1% ~ 2%.
Described PC resin is bisphenol A-type aromatic copolycarbonate, and weight-average molecular weight is 20000 ~ 40000g/mol.
Described static inhibitor is Polymer-metallic Catalyst, a kind of in preferred polyethylene oxide (PEO), polyether ester amides (PEEA), polyether ester imide (PEAI).
Described fire retardant is dihydroxyphenyl propane-bis-(diphenyl phosphoester) (BDP).
Described anti-dripping agent is the coated polytetrafluoroethylene (PTFE) micro mist of styrene-acrylonitrile copolymer (AS), and PTFE content is 60% ~ 80%.
Described compatilizer is the one in maleic anhydride grafted ABS (ABS-g-MAH), maleic anhydride grafted polyethylene (PE-g-MAH), maleic anhydride inoculated polypropylene (PP-g-MAH).
Described composite antioxidant is Hinered phenols antioxidant 1010 and the compound of phosphite ester kind antioxidant 168 in quality 1:2 ratio.
Described lubricant is the one in EVA wax, OP wax, PETS, TAS-2A.
The preparation method of the flame-retardant modified PC matrix material of above-mentioned permanent anti-static, comprises the following steps:
(1), by PC resin in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, fire retardant at 80 DEG C ~ 85 DEG C dry 30 ~ 45 minutes, stand-by;
(2) take dry PC resin and other each component, by weight ratio, add respectively in high-speed mixer, stir 5 ~ 30 minutes, make fully to mix rear discharging;
(3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 240 DEG C ~ 270 DEG C, cooling granulation, get product.
The invention has the beneficial effects as follows, compared with prior art, the PC matrix material that the present invention obtains has good flame retardant properties and permanent antistatic performance, flame retardant rating can reach V-0 level, its excellent combination property such as tensile strength, notched Izod impact strength, ensure that PC safety applications under flame retardant properties and the high envrionment conditions of antistatic property requirement well, and preparation technology of the present invention is simple, cost is low, is applicable to suitability for industrialized production preferably.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with specific embodiment.
Embodiment 1:
A flame-retardant modified PC matrix material for permanent anti-static, its component in mass percent proportioning is: PC resin 82%, polyethylene oxide (PEO) 2%, dihydroxyphenyl propane-bis-(diphenyl phosphoester) (BDP) 10%, anti-dripping agent 0.5%, maleic anhydride grafted ABS (ABS-g-MAH) 4%, Hinered phenols antioxidant 1010 and compound 0.3%, the PETS 1.2% of phosphite ester kind antioxidant 168 in quality 1:2 ratio.Wherein, described PC resin is bisphenol A-type aromatic copolycarbonate, and weight-average molecular weight is 20000 ~ 40000g/mol; Described anti-dripping agent is the coated polytetrafluoroethylene (PTFE) micro mist of styrene-acrylonitrile copolymer (AS), and PTFE content is 60% ~ 80%.
Preparation method: (1), by PC resin in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, fire retardant at 80 DEG C ~ 85 DEG C dry 30 ~ 45 minutes, stand-by; (2) take dry PC resin and other each component, by weight ratio, add respectively in high-speed mixer, stir 5 ~ 30 minutes, make fully to mix rear discharging; (3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 240 DEG C ~ 270 DEG C, cooling granulation, get product.
Embodiment 2:
A flame-retardant modified PC matrix material for permanent anti-static, its component in mass percent proportioning is: PC resin 80%, polyether ester amides (PEEA) 3%, dihydroxyphenyl propane-bis-(diphenyl phosphoester) (BDP) 12%, anti-dripping agent 0.5%, maleic anhydride grafted polyethylene (PE-g-MAH) 3.5%, Hinered phenols antioxidant 1010 and compound 0.3%, the TAS-2A 0.7% of phosphite ester kind antioxidant 168 in quality 1:2 ratio.Wherein, described PC resin is bisphenol A-type aromatic copolycarbonate, and weight-average molecular weight is 20000 ~ 40000g/mol; Described anti-dripping agent is the coated polytetrafluoroethylene (PTFE) micro mist of styrene-acrylonitrile copolymer (AS), and PTFE content is 60% ~ 80%.
Preparation method: (1), by PC resin in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, fire retardant at 80 DEG C ~ 85 DEG C dry 30 ~ 45 minutes, stand-by; (2) take dry PC resin and other each component, by weight ratio, add respectively in high-speed mixer, stir 5 ~ 30 minutes, make fully to mix rear discharging; (3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 240 DEG C ~ 270 DEG C, cooling granulation, get product.
Claims (8)
1. the flame-retardant modified PC matrix material of a permanent anti-static, it is characterized in that, its component by mass percent proportioning is: PC resin 70% ~ 90%, static inhibitor 1% ~ 3%, fire retardant 10% ~ 15%, anti-dripping agent 0.1% ~ 1%, compatilizer 2% ~ 6%, composite antioxidant 0.1% ~ 0.5%, lubricant 0.1% ~ 2%.
2. the flame-retardant modified PC matrix material of permanent anti-static according to claim 1, it is characterized in that, described static inhibitor is Polymer-metallic Catalyst, a kind of in preferred polyethylene oxide (PEO), polyether ester amides (PEEA), polyether ester imide (PEAI).
3. the flame-retardant modified PC matrix material of permanent anti-static according to claim 1, is characterized in that, described fire retardant is dihydroxyphenyl propane-bis-(diphenyl phosphoester) (BDP).
4. the flame-retardant modified PC matrix material of permanent anti-static according to claim 1, is characterized in that, described anti-dripping agent is the coated polytetrafluoroethylene (PTFE) micro mist of styrene-acrylonitrile copolymer (AS), and PTFE content is 60% ~ 80%.
5. the flame-retardant modified PC matrix material of permanent anti-static according to claim 1, it is characterized in that, described compatilizer is the one in maleic anhydride grafted ABS (ABS-g-MAH), maleic anhydride grafted polyethylene (PE-g-MAH), maleic anhydride inoculated polypropylene (PP-g-MAH).
6. the flame-retardant modified PC matrix material of permanent anti-static 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 1:2 ratio.
7. the flame-retardant modified PC matrix material of permanent anti-static according to claim 1, is characterized in that, described lubricant is the one in EVA wax, OP wax, PETS, TAS-2A.
8. the preparation method of the flame-retardant modified PC matrix material of permanent anti-static according to claim 1, is characterized in that, comprise the following steps:
(1), by PC resin in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, fire retardant at 80 DEG C ~ 85 DEG C dry 30 ~ 45 minutes, stand-by;
(2) take dry PC resin and other each component, by weight ratio, add respectively in high-speed mixer, stir 5 ~ 30 minutes, make fully to mix rear discharging;
(3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 240 DEG C ~ 270 DEG C, cooling granulation, get product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310396729.0A CN104419160A (en) | 2013-09-04 | 2013-09-04 | Permanent antistatic flame-retardant modified PC composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310396729.0A CN104419160A (en) | 2013-09-04 | 2013-09-04 | Permanent antistatic flame-retardant modified PC composite material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104419160A true CN104419160A (en) | 2015-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310396729.0A Pending CN104419160A (en) | 2013-09-04 | 2013-09-04 | Permanent antistatic flame-retardant modified PC composite material |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109867936A (en) * | 2017-12-01 | 2019-06-11 | 汉达精密电子(昆山)有限公司 | Colored halogen-free flame retardant PC anti-static material and products thereof |
| CN114316556A (en) * | 2021-12-06 | 2022-04-12 | 中广核俊尔(浙江)新材料有限公司 | High-impact permanent antistatic flame-retardant PC material and preparation method thereof |
| CN116218187A (en) * | 2023-02-27 | 2023-06-06 | 金发科技股份有限公司 | Polycarbonate composition and preparation method and application thereof |
-
2013
- 2013-09-04 CN CN201310396729.0A patent/CN104419160A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109867936A (en) * | 2017-12-01 | 2019-06-11 | 汉达精密电子(昆山)有限公司 | Colored halogen-free flame retardant PC anti-static material and products thereof |
| CN114316556A (en) * | 2021-12-06 | 2022-04-12 | 中广核俊尔(浙江)新材料有限公司 | High-impact permanent antistatic flame-retardant PC material and preparation method thereof |
| CN114316556B (en) * | 2021-12-06 | 2024-04-02 | 中广核俊尔(浙江)新材料有限公司 | High-impact permanent antistatic flame-retardant PC material and preparation method thereof |
| CN116218187A (en) * | 2023-02-27 | 2023-06-06 | 金发科技股份有限公司 | Polycarbonate composition and preparation method and application thereof |
| CN116218187B (en) * | 2023-02-27 | 2024-08-06 | 金发科技股份有限公司 | Polycarbonate composition and preparation method and application thereof |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150318 |
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| WD01 | Invention patent application deemed withdrawn after publication |