CN107641305A - Glass fibre polycarbonate composite material that CNT is modified and products thereof - Google Patents
Glass fibre polycarbonate composite material that CNT is modified and products thereof Download PDFInfo
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- CN107641305A CN107641305A CN201610573770.4A CN201610573770A CN107641305A CN 107641305 A CN107641305 A CN 107641305A CN 201610573770 A CN201610573770 A CN 201610573770A CN 107641305 A CN107641305 A CN 107641305A
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Abstract
The present invention provides glass fibre polycarbonate composite material that a kind of CNT is modified and products thereof, relative to the makrolon of 100 parts by weight, adds 20 150 parts of glass fibre, 1 30 parts of fire retardant, 1 10 parts of toughener.Glass fibre polycarbonate composite material that the CNT of the present invention is modified and products thereof, by adding glass fibre and fire retardant after the processing of CNT dispersion liquid in makrolon, and also it is modified processing by adding the components such as anti-dripping agent, lubricant, antistatic agent, antioxidant, ultra-violet absorber, releasing agent or colouring agent, the products formed of high rigidity, high tenacity, high flame retardant can not only be obtained, and bending modulus is also strengthened, the products formed tear-proof after shaping can be made, it is durable.Also, because the polycarbonate composite material flame retardant rating is up to the 0.8mmV 0 of UL 94, make it common makrolon material can be replaced to use the fields such as automobile, household electrical appliances, 3C, packaging.
Description
【Technical field】
The present invention relates to field of material technology, and in particular to the glass fibre makrolon that a kind of CNT is modified is compound
Material and products thereof.
【Background technology】
Polycarbonate resin is a kind of thermoplastic engineering plastic of high comprehensive performance, with higher transparency, well
Anti-flammability and heat resistance, splendid electrical insulating property and dimensional stability and be widely used the features such as relatively low water absorption rate
In fields such as automobile, household electrical appliances, 3C, packagings.With the extension of its application field, the performance such as the rigidity of makrolon, intensity has
Higher requirement, simple makrolon or common makrolon material can not still meet to require, therefore, it is necessary to poly- carbon
Acid esters material is modified processing.
In view of this, it is necessary to develop a kind of glass fiber reinforced flame retardant makrolon material with excellent properties simultaneously in fact
Available for extrusion and injection molding, to solve the problems, such as the deficiency of above-mentioned makrolon.
【The content of the invention】
It is therefore an object of the present invention to provide a kind of glass fibre polycarbonate composite material that CNT is modified and its
It is firm that product, the glass fibre polycarbonate composite material that the CNT is modified and products thereof can effectively improve makrolon
Property deficiency, the problem of intensity is little.
In order to achieve the above object, the glass fibre polycarbonate composite material that CNT of the invention is modified, relatively
In the makrolon of 100 parts by weight, glass fibre 20-150 parts, fire retardant 1-30 parts, toughener 1-10 parts are added.
Optionally, the makrolon is one in bisphenol A polycarbonate, polyestercarbonate, silicone-polycarbonate
Kind or a variety of compoundings.
Alternatively, it is 300 DEG C in environment temperature, when load is 1.2kg, the melt mass flow rate of the makrolon
For 3-20g/10min.
Optionally, the flat ratio of the glass fibre is 0.1-0.5.
Optionally, the glass fibre first passes through CNT dispersion liquid immersion treatment, and the CNT dispersion liquid is to receive
Rice carbon pipe, 1-METHYLPYRROLIDONE, dimethyl acetamide, ethyl acrylate, the mixed liquor of glycerine and water, the CNT disperse
The concentration of CNT is 70-90% in liquid.
Optionally, a diameter of 5-50nm of the CNT, length are 0.5-10 μm.
Optionally, the fire retardant be tetrafluoro butyl sulfosalt, it is organophosphorus ester, phosphinate, Organophosphonate, inorganic
One or more kinds of compoundings in hypophosphites and organosilicon, the organic silicon fibre retardant is polysiloxanes.
Optionally, the toughener is MBS (abbreviation MBS), phosphate
Class (abbreviation ACR), one or more compoundings of organosilicon toughener.
Optionally, the glass fibre polycarbonate composite material that the CNT is modified also includes anti-dripping agent, lubrication
At least one of agent, antistatic agent, antioxidant, ultra-violet absorber, releasing agent or colouring agent.
In addition, the present invention also provides a kind of product, the product is the poly- carbonic acid of glass fibre being modified through the CNT
Caused product after the shaping of ester composite.
Compared to prior art, glass fibre polycarbonate composite material and its production that CNT of the invention is modified
Product, by adding glass fibre and fire retardant after the processing of CNT dispersion liquid in makrolon, and it is also logical
Cross the progress of the components such as addition anti-dripping agent, lubricant, antistatic agent, antioxidant, ultra-violet absorber, releasing agent or colouring agent
Modification, the impact strength, lower temperature resistance, rigidity that makrolon material is not only greatly improved are physical with toughness etc.
Can, can also flame retardant rating is up to UL-940.8mmV-0, make its can be used in for common makrolon material automobile, household electrical appliances,
The products such as 3C, packaging.
【Embodiment】
The glass fibre polycarbonate composite material that the CNT of the present invention is modified, it represents to include in parts by weight：
100 parts of makrolon, it is 210 DEG C in environment temperature for preferably extrusion molding, when load is 2.16Kg, institute
The melt mass flow rate for stating makrolon is 3-20g/10min.The makrolon is bisphenol A polycarbonate, polyester
One or more kinds of compoundings in carbonic ester, silicone-polycarbonate.
Glass fibre 20-150 parts, the flat ratio of the glass fibre is 0.1-0.5, and the glass fibre first passes through nano-sized carbon
Pipe dispersion liquid immersion treatment, the CNT dispersion liquid are CNT, 1-METHYLPYRROLIDONE, dimethyl acetamide, propylene
The mixed liquor of acetoacetic ester, glycerine and water, the concentration of CNT is 70-90% in the CNT dispersion liquid.Wherein, it is described to receive
A diameter of 5-50nm of rice carbon pipe, length are 0.5-10 μm.
Fire retardant 1-30 parts, the fire retardant are tetrafluoro butyl sulfosalt, organophosphorus ester, phosphinate, organic phospho acid
At least two fire retardants in ester, inorganic hypophosphites and organosilicon, flame retardant rating reaches as high as the 0.8mmV-0 of UL 94, described
Organic silicon fibre retardant is polysiloxanes.
Toughener 1-10 parts, the toughener be MBS (abbreviation MBS),
One or more compoundings of phosphoric acid ester (abbreviation ACR), organosilicon toughener.The toughener can improve the impact of composite
Intensity, can also improve the lower temperature resistance of material, and not interfere with the fire resistance of composite.
Wherein, do not damaging in the effective scope of the present invention, the glass fibre makrolon that the CNT is modified is answered
Condensation material also includes in anti-dripping agent, lubricant, antistatic agent, antioxidant, ultra-violet absorber, releasing agent or colouring agent
At least one, so as to obtain other functional composite materials.
To have further understanding to the purpose of the present invention, technological means and technical effect, said in conjunction with specific embodiment
It is bright as follows.
Embodiment 1
Makrolon in embodiment 1 produces for Bayer A.G, trade name Makrolon, the trade mark 3100, its
MI values are 7.First, the concentration of CNT dispersion liquid is diluted with water to 10%-30%, then equivalent glass fibre is immersed and received
Rice carbon pipe dilution, 120 DEG C of baking box drying are placed into after stirring；Then, the other components of corresponding weight are weighed, then will drying
Glass fibre afterwards, which takes out to mix with other compositions, is put into the stirring of single shaft agitator；Finally, said mixture is added to double spiral shells
Melting extrusion is granulated in bar extruder.
Embodiment 2
Makrolon in embodiment 2 produces for Bayer A.G, trade name Makrolon, the trade mark 3100, its
MI values are 7.First, the concentration of CNT dispersion liquid is diluted with water to 10%-30%, then equivalent glass fibre is immersed and received
Rice carbon pipe dilution, 120 DEG C of baking box drying are placed into after stirring；Then, the other components of corresponding weight are weighed, then will drying
Glass fibre afterwards, which takes out to mix with other compositions, is put into the stirring of single shaft agitator；Finally, said mixture is added to double spiral shells
Melting extrusion is granulated in bar extruder.
Various embodiments above melting extrusion be granulated after, by the particle in each embodiment on injection machine injection molding GB standards
Test bars, by the mechanical performance of GB standard testing resulting materials, and according to UL-94 standard testing fire resistances, test result
As shown in table 1：
Table 1：The test result of embodiment
| Test event | Testing standard | Embodiment 1 | Embodiment 2 |
| Tensile strength (MPa) | ISO 527-1,-2 | 145 | 175 |
| Elongation at break (%) | ISO 527-1,-2 | 2.4 | 2.3 |
| Bending strength (MPa) | ISO 178 | 220 | 266 |
| Bending modulus (MPa) | ISO 178 | 14000 | 16500 |
| Impact strength (KJ/m2) | ISO 180 | 18 | 20 |
| Flame retardant rating | UL-94 | 0.8mm V-0 | 0.8mm V-0 |
It can be drawn by table 1：By being added in makrolon by CNT point in embodiment 1 and embodiment 2
After the treated glass fibre of dispersion liquid, phase bending strength, tensile strength, bending modulus and impact modulus containing with glass fibre
Amount is increased and increased.Also, after fire retardant is added, flame retardant rating can be up to UL-94 0.8mmV-0 grades, greatly promote
The anti-flammability of makrolon.
Hereinafter explanation is compared in conjunction with comparative example and embodiment.
Comparative example 1
Makrolon in comparative example 1 produces for Bayer A.G, trade name Makrolon, the trade mark 3100, its
MI values are 7.First, each composition is weighed into corresponding weight；Then, untreated glass fibre is mixed with other compositions and put
Enter the stirring of single shaft agitator；Finally, said mixture is added into melting extrusion in double screw extruder to be granulated.
Comparative example 2
Makrolon in comparative example 2 produces for Bayer A.G, trade name Makrolon, the trade mark 3100, its
MI values are 7.First, each composition is weighed into corresponding weight；Then, untreated glass fibre is mixed with other compositions and put
Enter the stirring of single shaft agitator；Finally, said mixture is added into melting extrusion in double screw extruder to be granulated.
Comparative example 3
Makrolon in comparative example 2 produces for Bayer A.G, trade name Makrolon, the trade mark 3100, its
MI values are 7.First, each composition is weighed into corresponding weight；Then, untreated glass fibre is mixed with other compositions and put
Enter the stirring of single shaft agitator；Finally, said mixture is added into melting extrusion in double screw extruder to be granulated.
More than after each comparative example melting extrusion is granulated, by the particle in each comparative example on injection machine injection molding GB standards
Test bars, by the mechanical performance of GB standard testing resulting materials, and according to UL-94 standard testing fire resistances, test result
As shown in table 2：
Table 2：The test result of each comparative example
| Test event | Testing standard | Comparative example 1 | Comparative example 2 | Comparative example 3 |
| Tensile strength (MPa) | ISO 527-1,-2 | 130 | 150 | 130 |
| Elongation at break (%) | ISO 527-1,-2 | 2.5 | 2.0 | 2.1 |
| Bending strength (MPa) | ISO 178 | 180 | 245 | 170 |
| Bending modulus (MPa) | ISO 178 | 8500 | 14500 | 9000 |
| Impact strength (KJ/m2) | ISO 180 | 14 | 16 | 10 |
| Flame retardant rating | UL 94 | 0.8mmV-0 | 0.8mmV-0 | 0.8mmV-0 |
Each comparative example in table 2 and each embodiment in table 1 are compared, it is known that under identical weight number, it is right
In ratio the tensile strength of material, bending strength, bending modulus and impact strength substantially than in embodiment material it is low.Also,
When adding toughener in polycarbonate composite material, tensile strength, bending strength, bending modulus and the impact of test bars are by force
Degree is also increased.
Therefore, the glass fibre polycarbonate composite material and its products formed that CNT of the invention is modified, by
Glass fibre and fire retardant of the addition after the processing of CNT dispersion liquid, can not only obtain Gao Gang in makrolon
Property, the products formed of high tenacity, high flame retardant, and bending modulus is also strengthened, and can make the products formed tear-proof after shaping,
It is durable.
The present invention also provides a kind of product, and the product is that the glass fibre makrolon being modified through the CNT is answered
Caused product after condensation material shaping, the product can be applied to the fields such as automobile, household electrical appliances, 3C, packaging.
Claims (10)
1. the glass fibre polycarbonate composite material that a kind of CNT is modified, it is characterised in that relative to 100 parts by weight
Makrolon, add glass fibre 20-150 parts, fire retardant 1-30 parts, toughener 1-10 parts.
2. the glass fibre polycarbonate composite material that CNT according to claim 1 is modified, it is characterised in that institute
Makrolon is stated as one or more kinds of compoundings in bisphenol A polycarbonate, polyestercarbonate, silicone-polycarbonate.
3. the glass fibre polycarbonate composite material that CNT according to claim 1 is modified, it is characterised in that
Environment temperature is 300 DEG C, and when load is 1.2kg, the melt mass flow rate of the makrolon is 3-20g/10min.
4. the glass fibre polycarbonate composite material that CNT according to claim 1 is modified, it is characterised in that institute
The flat ratio for stating glass fibre is 0.1-0.5.
5. the glass fibre polycarbonate composite material that CNT according to claim 1 is modified, it is characterised in that institute
State glass fibre and first pass through CNT dispersion liquid immersion treatment, the CNT dispersion liquid is CNT, N- methylpyrroles
Alkanone, dimethyl acetamide, ethyl acrylate, the mixed liquor of glycerine and water, CNT is dense in the CNT dispersion liquid
Spend for 70-90%.
6. the glass fibre polycarbonate composite material that CNT according to claim 1 is modified, it is characterised in that institute
A diameter of 5-50nm of CNT is stated, length is 0.5-10 μm.
7. the glass fibre polycarbonate composite material that CNT according to claim 1 is modified, it is characterised in that institute
It is tetrafluoro butyl sulfosalt, organophosphorus ester, phosphinate, Organophosphonate, inorganic hypophosphites and organosilicon to state fire retardant
In one or more kinds of compoundings, the organic silicon fibre retardant is polysiloxanes.
8. the glass fibre polycarbonate composite material that CNT according to claim 1 is modified, it is characterised in that institute
Toughener is stated as MBS, phosphoric acid ester, one kind or more of organosilicon toughener
Kind compounding.
9. the glass fibre polycarbonate composite material that CNT according to claim 1 is modified, it is characterised in that institute
Stating the glass fibre polycarbonate composite material of CNT modification also includes anti-dripping agent, lubricant, antistatic agent, antioxygen
At least one of agent, ultra-violet absorber, releasing agent or colouring agent.
10. a kind of glass fiber flame retardant polycarbonate products, it is characterised in that the glass fiber flame retardant polycarbonate products are
Caused by after the glass fibre polycarbonate composite material shaping that CNT any one of claim 1 to 9 is modified
Product.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610573770.4A CN107641305A (en) | 2016-07-21 | 2016-07-21 | Glass fibre polycarbonate composite material that CNT is modified and products thereof |
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|---|---|---|---|
| CN201610573770.4A CN107641305A (en) | 2016-07-21 | 2016-07-21 | Glass fibre polycarbonate composite material that CNT is modified and products thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110551376A (en) * | 2018-06-01 | 2019-12-10 | 汉达精密电子(昆山)有限公司 | Polycarbonate/carbon nano tube conductive material and product thereof |
| WO2021232516A1 (en) * | 2020-05-20 | 2021-11-25 | 江苏友孚汽车部件科技有限公司 | Preparation method for automobile deflector material |
| CN113773656A (en) * | 2021-09-07 | 2021-12-10 | 江苏德莱利建筑装饰工程有限公司 | Compression-resistant noise-reducing asphalt cement and preparation method thereof |
| CN114672146A (en) * | 2022-04-06 | 2022-06-28 | 东莞市平洋电子有限公司 | Code spraying backlight source along with line |
| CN115353722A (en) * | 2022-07-22 | 2022-11-18 | 宁波坚锋新材料有限公司 | Glass fiber reinforced PET material and preparation method thereof |
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| CN101781471A (en) * | 2009-01-16 | 2010-07-21 | 鸿富锦精密工业（深圳）有限公司 | Composite material, electronic product outer casing adopting same and manufacturing method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110551376A (en) * | 2018-06-01 | 2019-12-10 | 汉达精密电子(昆山)有限公司 | Polycarbonate/carbon nano tube conductive material and product thereof |
| WO2021232516A1 (en) * | 2020-05-20 | 2021-11-25 | 江苏友孚汽车部件科技有限公司 | Preparation method for automobile deflector material |
| CN113773656A (en) * | 2021-09-07 | 2021-12-10 | 江苏德莱利建筑装饰工程有限公司 | Compression-resistant noise-reducing asphalt cement and preparation method thereof |
| CN114672146A (en) * | 2022-04-06 | 2022-06-28 | 东莞市平洋电子有限公司 | Code spraying backlight source along with line |
| CN114672146B (en) * | 2022-04-06 | 2023-06-06 | 东莞市平洋电子有限公司 | Along with line spouts sign indicating number backlight |
| CN115353722A (en) * | 2022-07-22 | 2022-11-18 | 宁波坚锋新材料有限公司 | Glass fiber reinforced PET material and preparation method thereof |
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