CN104419172A - Glass fiber reinforced and toughened weather-resistant PC (polycarbonate) composite material and preparation method thereof - Google Patents
Glass fiber reinforced and toughened weather-resistant PC (polycarbonate) composite material and preparation method thereof Download PDFInfo
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- CN104419172A CN104419172A CN201310398359.4A CN201310398359A CN104419172A CN 104419172 A CN104419172 A CN 104419172A CN 201310398359 A CN201310398359 A CN 201310398359A CN 104419172 A CN104419172 A CN 104419172A
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- matrix material
- weather resistant
- fiberglass reinforced
- toughness reinforcing
- resistant
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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
- C08J3/223—Packed additives
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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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/06—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials
- C08J5/08—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials glass fibres
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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
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2310/00—Masterbatches
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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)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a glass fiber reinforced and toughened weather-resistant PC (polycarbonate) composite material and a preparation method thereof. The glass fiber reinforced and toughened weather-resistant PC composite material is prepared from the following components in percentage by mass: 60%-80% of PC resin, 5%-25% of glass fibers, 5%-15% of a flexibilizer, 0.5%-2% of a hydrolysis resistant, 0.5%-2% of a light stabilizer, 0.1%-0.5% of an antioxidant, 0.1%-1% of a lubricant and 0-1% of color master batch. Compared with the prior art, the glass fiber reinforced and toughened weather-resistant PC composite material is greatly improved in impact strength, gloss, electric and thermal conductivity, elongation at break and the like in comparison with the pure PC, and further has good mobility, so that the defects such as notch sensitivity and low fatigue resistance of the pure PC are made up very well, and therefore, the glass fiber reinforced and toughened weather-resistant PC composite material can be widely applied to the fields such as machinery, electronics, medical equipment and optical illumination.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically toughness reinforcing weather resistant PC matrix material of a kind of fiberglass reinforced and preparation method thereof.
Background technology
Polycarbonate (PC) is a kind of thermoplastic engineering plastic of excellent combination property, there is outstanding shock resistance, resistance to creep and good stability of the dimension, higher mechanical strength can be kept in higher temperature range, nontoxic, dielectric properties are excellent, are the engineering plastics that rapid development is the fastest and the size of capacity is maximum in recent years.But PC also exists some defects, as processing characteristics is poor, easy stress cracking, notch shock and low-temperature flexibility poor, flame retardant properties not high (oxygen index is 21% ~ 24%), mobility is poor, greatly limit its application.Therefore, function modified being necessary is carried out to PC, to reach improving SNR and the object of opening up its range of application large.
Summary of the invention
The object of the present invention is to provide toughness reinforcing weather resistant PC matrix material of a kind of fiberglass reinforced and preparation method thereof.
The technical solution adopted for the present invention to solve the technical problems is: the toughness reinforcing weather resistant PC matrix material of fiberglass reinforced, and its component by mass percent proportioning is: PC resin 60% ~ 80%, glass fibre 5% ~ 25%, toughner 5% ~ 15%, hydrolysis agent 0.5% ~ 2%, photostabilizer 0.5% ~ 2%, oxidation inhibitor 0.1% ~ 0.5%, lubricant 0.1% ~ 1%, look mother 0 ~ 1%.
Described PC resin is bisphenol A-type aromatic copolycarbonate, and weight-average molecular weight is 20000 ~ 40000g/mol.
Described glass fibre is the alkali free glass fibre of surface through silane coupling agent process.
Described toughner is maleic anhydride grafted ethene-alkylmethacrylate polymer (E/MAK-g-MAH).
Described hydrolysis agent is dihydroxyphenyl propane bisglycidyl ether or carbodiimide.
Described photostabilizer is compound hindered amine as light stabilizer, and the composite ratio of preferred mass is the HS-944/HS-622 compound hindered amine as light stabilizer of 1:1.
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 TAF.
The preparation method of the toughness reinforcing weather resistant PC matrix material of above-mentioned fiberglass reinforced, comprises the following steps:
(1), by PC resin in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, stand-by;
(2) take dry PC resin, by weight ratio and other respectively forms, add in high-speed mixer, stir 5 ~ 30 minutes, make to mix rear discharging;
(3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 240 DEG C ~ 260 DEG C, cooling granulation, get product.
The invention has the beneficial effects as follows, compared with prior art, the purer PC of PC matrix material that the present invention obtains compares, substantially increase shock strength, glossiness, electrical and thermal conductivity, elongation at break etc., but also there is good mobility, pure PC can be compensate for well to the defect such as notch sensitive, fatigue resistance be low, the fields such as machinery, electronic apparatus, medical device, illumination optical can be widely used in.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with specific embodiment.
Embodiment 1:
The toughness reinforcing weather resistant PC matrix material of a kind of fiberglass reinforced, its component in mass percent proportioning is: PC resin 65%, surface are that the HS-944/HS-622 compound hindered amine as light stabilizer 1.5% of 1:1, Hinered phenols antioxidant 1010 and phosphite ester kind antioxidant 168 are in the compound 0.3% of quality 1:1 ratio, TAF 1%, look mother 0.7% through the alkali free glass fibre 20% of silane coupling agent process, maleic anhydride grafted ethene-alkylmethacrylate polymer (E/MAK-g-MAH) 10%, dihydroxyphenyl propane bisglycidyl ether 1.5%, the composite ratio of quality.Wherein, described PC resin is bisphenol A-type aromatic copolycarbonate, and weight-average molecular weight is 20000 ~ 40000g/mol.
Preparation method: (1), by PC resin in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, stand-by; (2) take dry PC resin, by weight ratio and other respectively forms, add in high-speed mixer, stir 5 ~ 30 minutes, make to mix rear discharging; (3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 240 DEG C ~ 260 DEG C, cooling granulation, get product.
Embodiment 2:
The toughness reinforcing weather resistant PC matrix material of a kind of fiberglass reinforced, its component in mass percent proportioning is: PC resin 76%, surface are the HS-944/HS-622 compound hindered amine as light stabilizer 2% of 1:1, Hinered phenols antioxidant 1010 and compound 0.4%, the TAF 0.6% of phosphite ester kind antioxidant 168 in quality 1:1 ratio through the alkali free glass fibre 10% of silane coupling agent process, maleic anhydride grafted ethene-alkylmethacrylate polymer (E/MAK-g-MAH) 10%, carbodiimide 1%, the composite ratio of quality.Wherein, described PC resin is bisphenol A-type aromatic copolycarbonate, and weight-average molecular weight is 20000 ~ 40000g/mol.
Preparation method: (1), by PC resin in blast drier at 110 DEG C ~ 130 DEG C temperature dry 3 ~ 4 hours, stand-by; (2) take dry PC resin, by weight ratio and other respectively forms, add in high-speed mixer, stir 5 ~ 30 minutes, make to mix rear discharging; (3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 240 DEG C ~ 260 DEG C, cooling granulation, get product.
Claims (8)
1. the toughness reinforcing weather resistant PC matrix material of fiberglass reinforced, it is characterized in that, its component by mass percent proportioning is: PC resin 60% ~ 80%, glass fibre 5% ~ 25%, toughner 5% ~ 15%, hydrolysis agent 0.5% ~ 2%, photostabilizer 0.5% ~ 2%, oxidation inhibitor 0.1% ~ 0.5%, lubricant 0.1% ~ 1%, look mother 0 ~ 1%.
2. the toughness reinforcing weather resistant PC matrix material of fiberglass reinforced according to claim 1, is characterized in that, described glass fibre is the alkali free glass fibre of surface through silane coupling agent process.
3. the toughness reinforcing weather resistant PC matrix material of fiberglass reinforced according to claim 1, is characterized in that, described toughner is maleic anhydride grafted ethene-alkylmethacrylate polymer (E/MAK-g-MAH).
4. the toughness reinforcing weather resistant PC matrix material of fiberglass reinforced according to claim 1, is characterized in that, described hydrolysis agent is dihydroxyphenyl propane bisglycidyl ether or carbodiimide.
5. the toughness reinforcing weather resistant PC matrix material of fiberglass reinforced according to claim 1, is characterized in that, described photostabilizer is compound hindered amine as light stabilizer, and the composite ratio of preferred mass is the HS-944/HS-622 compound hindered amine as light stabilizer of 1:1.
6. the toughness reinforcing weather resistant PC matrix material of fiberglass reinforced 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. the toughness reinforcing weather resistant PC matrix material of fiberglass reinforced according to claim 1, is characterized in that, described lubricant is TAF.
8. the preparation method of the toughness reinforcing weather resistant PC matrix material of fiberglass reinforced 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, stand-by;
(2) take dry PC resin, by weight ratio and other respectively forms, add in high-speed mixer, stir 5 ~ 30 minutes, make to mix rear discharging;
(3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 240 DEG C ~ 260 DEG C, cooling granulation, get product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310398359.4A CN104419172A (en) | 2013-09-05 | 2013-09-05 | Glass fiber reinforced and toughened weather-resistant PC (polycarbonate) composite material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310398359.4A CN104419172A (en) | 2013-09-05 | 2013-09-05 | Glass fiber reinforced and toughened weather-resistant PC (polycarbonate) composite material and preparation method thereof |
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| Publication Number | Publication Date |
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| CN104419172A true CN104419172A (en) | 2015-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310398359.4A Pending CN104419172A (en) | 2013-09-05 | 2013-09-05 | Glass fiber reinforced and toughened weather-resistant PC (polycarbonate) composite material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108003590A (en) * | 2017-12-20 | 2018-05-08 | 王维维 | A kind of PC composite materials of antibacterial surgical mask and preparation method thereof |
| CN114231003A (en) * | 2021-12-09 | 2022-03-25 | 金发科技股份有限公司 | Transparent flame-retardant polycarbonate composite material and preparation method and application thereof |
-
2013
- 2013-09-05 CN CN201310398359.4A patent/CN104419172A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108003590A (en) * | 2017-12-20 | 2018-05-08 | 王维维 | A kind of PC composite materials of antibacterial surgical mask and preparation method thereof |
| CN114231003A (en) * | 2021-12-09 | 2022-03-25 | 金发科技股份有限公司 | Transparent flame-retardant polycarbonate composite material and preparation method and application thereof |
| CN114231003B (en) * | 2021-12-09 | 2024-05-07 | 金发科技股份有限公司 | Transparent flame-retardant polycarbonate composite material and preparation method and application thereof |
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Application publication date: 20150318 |