CN104513357A - Polyphenylene sulfide long fiber reinforced silicon carbide-epoxy resin composite material, preparation method and use method thereof - Google Patents
Polyphenylene sulfide long fiber reinforced silicon carbide-epoxy resin composite material, preparation method and use method thereof Download PDFInfo
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- CN104513357A CN104513357A CN201310454411.3A CN201310454411A CN104513357A CN 104513357 A CN104513357 A CN 104513357A CN 201310454411 A CN201310454411 A CN 201310454411A CN 104513357 A CN104513357 A CN 104513357A
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Abstract
The present invention provides a polyphenylene sulfide long fiber reinforced silicon carbide-epoxy resin composite material, a preparation method and a use method thereof. The composite material comprises a material A and a material B, wherein the material A comprises 60-65 parts of silicon carbide particles, 8 parts of aluminum oxide, 20 parts of an epoxy resin, 2 parts of polyphenylene sulfide fibers, and 5-10 parts of a coupling agent, and the material B comprises 50 parts of a phenolic aldehyde amine epoxy curing agent T31, and 50 parts of aluminum oxide. The preparation method comprises: completely matching the components of the material A through a kneader, completely mixing the components of the material B through a stirrer, and carrying out complete mixing construction on the material A and the material B at a temperature of 3 DEG higher than the atmospheric ambient temperature at humidity of below 85%. With the composite material of the present invention, the binding force of the epoxy resin matrix is enhanced, and the toughness, the impact resistance, and the vibration fatigue resistance of the cured composite material can be improved.
Description
Technical field
The present invention relates to polymer composite technical field of modification, relate in particular to a kind of silicon carbide-epoxy resin composite material of polyphenylene sulfide long fiber reinforcement, the preparation method of this matrix material and using method thereof.
Background technology
In industries such as machinery, electronics, the reason of material generation damage inactivation mainly has three kinds: i.e. burn into fracture and wearing and tearing.For machinery, electronics and protectiveness material; wearing and tearing are major causes that it lost efficacy; also there is serious friction in Main National industries such as metallurgy, processing, oil, transport, space flight and precision instruments and the abrasion loss caused, and the mechanical means of some advanced persons or technology also cannot be applied due to unresolved wear problem.Therefore, people more and more recognize the importance reducing machinery equipment, the wear of work.
Prevent and reduce mechanical means, the best method of the wear of work is at equipment, workpiece surface coating anticorrosion antiwear gel coating, anticorrosion antiwear gel coating be by thermosetting polymer glue caking agent matrix and hard, wear-resistant particle in certain technique and ratio mixing, be coated on the workpiece surface cleared up to get by oneself a kind of sufacing of required wear resisting property.Epoxy resin anticorrosion antiwear glue is that most is representational, the high-performance anticorrosion antiwear glue kind that consumption is maximum, about there is the epoxy resin of 40% in the world for producing epoxy resin anticorrosion antiwear glue every year, but, current epoxy resin anticorrosion antiwear glue, cross linking of epoxy resin density after solidification is high, form finer and close aromatic structure, present tridimensional network, there is force of cohesion high, matter is crisp, resistance to fatigue, thermotolerance, the abilities of poor impact resistance and anti-stress cracking etc. are obviously not enough, the application of epoxy resin anticorrosion antiwear glue is made to receive restriction to a certain degree, therefore need the further modification of epoxy resin anticorrosion antiwear glue.
Summary of the invention
The object of the present invention is to provide a kind of silicon carbide-epoxy resin composite material of polyphenylene sulfide long fiber reinforcement, the preparation method of this matrix material and using method thereof, so that force of cohesion is high after the epoxy resin anticorrosion antiwear adhesive curing overcoming prior art, matter is crisp, defect that the ability of resistance to fatigue, thermotolerance, poor impact resistance and anti-stress cracking etc. is obviously not enough.
To achieve these goals, technical scheme of the present invention is:
Silicon carbide-epoxy resin composite material of polyphenylene sulfide long fiber reinforcement, is made up of A, B two kinds of components, wherein:
Component A is made up of the component of following weight part:
B component forms material by the component of following weight part:
Phenolic aldehyde amine epoxy hardener T31:50 part;
Aluminium sesquioxide: 1,200 50 parts, orders.
As the improvement to technique scheme, the hardness of described silicon-carbide particle is Mohs 9.5 degree.
As the improvement to technique scheme, described epoxy resin is bisphenol A epoxide resin E44.
As the improvement to technique scheme, described polyphenylene sulfide fibre length is 0.1-10mm.
As the improvement to technique scheme, described polyphenylene sulfide fibre length is 1-3mm.
As the improvement to technique scheme, described coupling agent is the one in silane coupling agent, titanate coupling agent, zirconium ester coupling agent and rare earth aluminic acid ester coupling agent;
As the improvement to technique scheme, described silane coupling agent is the one in 3-aminopropyl triethoxysilane (KH550), γ-(2,3-epoxy third oxygen) propyl trimethoxy silicane (KH560), γ-(methacryloxypropyl) propyl trimethoxy silicane (KH570).
The present invention provides a kind of preparation method of silicon carbide-epoxy resin composite material of polyphenylene sulfide long fiber reinforcement at the same time, and the step of this preparation method is:
(1) choose all material in component A by weight, use kneader Homogeneous phase mixing, mixing time 20 minutes;
(2) choose all material in B component by weight, with agitator, material is stirred, churning time 5 minutes.
The present invention provides a kind of using method of silicon carbide-epoxy resin composite material of polyphenylene sulfide long fiber reinforcement at the same time, and the step of this using method is:
(1) workpiece surface process;
(2) workpiece surface cleaning;
(3) one in polybutylene terephthalate, maleic anhydride and polytetramethylene glycol ether is adopted to apply workpiece surface as surface treatment agent;
(4) A material and the fully mixing of B material;
(5) A material and B are expected the coating of well-mixed compound on the surface of the workpiece;
(6) to polish shaping after solidification;
Construction environment temperature is higher than atmospheric temperature 3 DEG C, and humidity is lower than 85%.
Compared with prior art, beneficial effect of the present invention is:
Silicon carbide-the epoxy resin composite material of polyphenylene sulfide long fiber reinforcement of the present invention, wherein silicon-carbide particle and polymkeric substance generation physics or Chemical bond, there is strengthening action, what make epoxy resin obtains modification, improve the physical strength of epoxypaint, hardness and sticking power, improve photostabilization, ageing resistance, weathering resistance, erosion resistance and wear resistance;
The molecular chain of polyphenylene sulfide (PPS) is is alternately connected and composed through contraposition sulphur atom by phenyl ring, thioether bond containing rigidity, the phenylene of thermotolerance and flexibility, thermotolerance in molecular structure, and the rigid structure of phenyl ring is coupled together by the thioether bond of flexibility, make its molecular structure symmetrical, be easy to crystallization, nonpolarity, good electrical property, do not absorb water, after adding polyphenylene sulfide, do not affect temperature tolerance and the erosion resistance of matrix material.Polyphenylene sulfide fibre has very strong physical strength, and comparatively carbon fiber resistance to abrasion is strong, by surface activation process, enhances the bonding force with epoxy resin-base, can improve the toughness of the matrix material after solidification, shock-resistance and the tired property of vibration resistance.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in further detail, but should be noted that embodiments of the present invention are not limited thereto.
Embodiment 1:
(1) choose 600 object silicon-carbide particles of 60 parts of Mohs' hardness 9.5 degree by weight, 8 part of 1200 object aluminium sesquioxide, 20 parts of bisphenol A epoxide resin E44, the polyphenylene sulfide fibre of 2 parts of length 0.1mm, 5 parts of silane coupling agents make component A, mix 20 minutes with kneader, ensure component A Homogeneous phase mixing;
Described silane coupling agent or be 3-aminopropyl triethoxysilane (KH550), or be γ-(2,3-epoxy third oxygen) propyl trimethoxy silicane (KH560), or be γ-(methacryloxypropyl) propyl trimethoxy silicane (KH570);
(2) choose 50 parts of phenolic aldehyde amine epoxy hardener T31 by weight, 50 part of 1200 object aluminium sesquioxide make B component, stir 5 minutes with agitator, ensure B component Homogeneous phase mixing;
(3) workpiece surface process;
(4) workpiece surface cleaning;
(5) polybutylene terephthalate is adopted to apply workpiece surface as surface treatment agent;
(6) A material and the fully mixing of B material;
(7) A material and B are expected the coating of well-mixed compound on the surface of the workpiece;
(8) to polish shaping after solidification;
Construction environment temperature is higher than atmospheric temperature 3 DEG C, and humidity is lower than 85%.
Embodiment 2:
(1) choose 20 object silicon-carbide particles of 65 parts of Mohs' hardness 9.5 degree by weight, 8 part of 1200 object aluminium sesquioxide, 20 parts of bisphenol A epoxide resin E44, the polyphenylene sulfide fibre of 2 parts of length 10mm, 10 parts of titanate coupling agents make component A, mix 20 minutes with kneader, ensure component A Homogeneous phase mixing;
(2) choose 50 parts of phenolic aldehyde amine epoxy hardener T31 by weight, 50 part of 1200 object aluminium sesquioxide make B component, stir 5 minutes with agitator, ensure B component Homogeneous phase mixing;
(3) workpiece surface process;
(4) workpiece surface cleaning;
(5) maleic anhydride is adopted to apply workpiece surface as surface treatment agent;
(6) A material and the fully mixing of B material;
(7) A material and B are expected the coating of well-mixed compound on the surface of the workpiece;
(8) to polish shaping after solidification;
Construction environment temperature is higher than atmospheric temperature 3 DEG C, and humidity is lower than 85%.
Embodiment 3:
(1) choose 300 object silicon-carbide particles of 62 parts of Mohs' hardness 9.5 degree by weight, 8 part of 1200 object aluminium sesquioxide, 20 parts of bisphenol A epoxide resin E44, the polyphenylene sulfide fibre of 2 parts of length 1mm, 5 parts of zirconium ester coupling agents make component A, mix 20 minutes with kneader, ensure component A Homogeneous phase mixing;
(2) choose 50 parts of phenolic aldehyde amine epoxy hardener T31 by weight, 50 part of 1200 object aluminium sesquioxide make B component, stir 5 minutes with agitator, ensure B component Homogeneous phase mixing;
(3) workpiece surface process;
(4) workpiece surface cleaning;
(5) polytetramethylene glycol ether is adopted to apply workpiece surface as surface treatment agent;
(6) A material and the fully mixing of B material;
(7) A material and B are expected the coating of well-mixed compound on the surface of the workpiece;
(8) to polish shaping after solidification;
Construction environment temperature is higher than atmospheric temperature 3 DEG C, and humidity is lower than 85%.
Embodiment 4:
(1) choose 100 object silicon-carbide particles of 64 parts of Mohs' hardness 9.5 degree by weight, 8 part of 1200 object aluminium sesquioxide, 20 parts of bisphenol A epoxide resin E44, the polyphenylene sulfide fibre of 2 parts of length 3mm, 10 parts of rare earth aluminic acid ester coupling agents make component A, mix 20 minutes with kneader, ensure component A Homogeneous phase mixing;
(2) choose 50 parts of phenolic aldehyde amine epoxy hardener T31 by weight, 50 part of 1200 object aluminium sesquioxide make B component, stir 5 minutes with agitator, ensure B component Homogeneous phase mixing;
(3) workpiece surface process;
(4) workpiece surface cleaning;
(5) polybutylene terephthalate is adopted to apply workpiece surface as surface treatment agent;
(6) A material and the fully mixing of B material;
(7) A material and B are expected the coating of well-mixed compound on the surface of the workpiece;
(8) to polish shaping after solidification;
Construction environment temperature is higher than atmospheric temperature 3 DEG C, and humidity is lower than 85%.
The above is only several embodiment of the present invention, it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle, can also make some improvement, and these improvement also should be considered as protection scope of the present invention.
Claims (9)
1. silicon carbide-epoxy resin composite material of polyphenylene sulfide long fiber reinforcement, is made up of A, B two kinds of components, wherein:
Component A is made up of the component of following weight part:
B component forms material by the component of following weight part:
Phenolic aldehyde amine epoxy hardener T31:50 part;
Aluminium sesquioxide: 1,200 50 parts, orders.
2. matrix material according to claim 1, is characterized in that: the hardness of described silicon-carbide particle is Mohs 9.5 degree.
3. matrix material according to claim 2, is characterized in that: described epoxy resin is bisphenol A epoxide resin E44.
4. the matrix material according to claim 1 or 2 or 3, is characterized in that: described polyphenylene sulfide fibre length is 0.1-10mm.
5. matrix material according to claim 4, is characterized in that: described polyphenylene sulfide fibre length is 1-3mm.
6. matrix material according to claim 4, is characterized in that: described coupling agent is the one in silane coupling agent, titanate coupling agent, zirconium ester coupling agent and rare earth aluminic acid ester coupling agent.
7. matrix material according to claim 6, it is characterized in that: described silane coupling agent is the one in 3-aminopropyl triethoxysilane (KH550), γ-(2,3-epoxy third oxygen) propyl trimethoxy silicane (KH560), γ-(methacryloxypropyl) propyl trimethoxy silicane (KH570).
8. the preparation method of matrix material according to claim 1, is characterized in that: the step of this preparation method is:
(1) choose all material in component A by weight, use kneader Homogeneous phase mixing, mixing time 20 minutes;
(2) choose all material in B component by weight, with agitator, material is stirred, churning time 5 minutes.
9. the using method of matrix material according to claim 1, is characterized in that: the step of this using method is:
(1) workpiece surface process;
(2) workpiece surface cleaning;
(3) one in polybutylene terephthalate, maleic anhydride and polytetramethylene glycol ether is adopted to apply workpiece surface as surface treatment agent;
(4) A material and the fully mixing of B material;
(5) A material and B are expected the coating of well-mixed compound on the surface of the workpiece;
(6) to polish shaping after solidification;
Construction environment temperature is higher than atmospheric temperature 3 DEG C, and humidity is lower than 85%.
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| CN201310454411.3A CN104513357A (en) | 2013-09-27 | 2013-09-27 | Polyphenylene sulfide long fiber reinforced silicon carbide-epoxy resin composite material, preparation method and use method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105504231A (en) * | 2016-01-22 | 2016-04-20 | 武汉理工大学 | High-weather-resistance epoxy resin for composite material |
| CN109880481A (en) * | 2018-08-11 | 2019-06-14 | 珠海市磐石电子科技有限公司 | Wear-resistant paint and wearing layer |
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| CN102051022A (en) * | 2010-12-09 | 2011-05-11 | 广东生益科技股份有限公司 | Epoxy resin composition as well as prepreg and laminated board made of same |
| CN102391816A (en) * | 2011-10-15 | 2012-03-28 | 北京天诚宇新材料技术有限公司 | High-temperature repairing agent |
| WO2012107191A1 (en) * | 2011-02-07 | 2012-08-16 | Thyssenkrupp Uhde Gmbh | Composite material with pps fibres, epoxy resin and/or furan resin |
| CN103205004A (en) * | 2013-04-02 | 2013-07-17 | 天津顺御科技有限公司 | Composite material section bar as well as preparation method and application thereof in preparation of solar photovoltaic module |
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2013
- 2013-09-27 CN CN201310454411.3A patent/CN104513357A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102051022A (en) * | 2010-12-09 | 2011-05-11 | 广东生益科技股份有限公司 | Epoxy resin composition as well as prepreg and laminated board made of same |
| WO2012107191A1 (en) * | 2011-02-07 | 2012-08-16 | Thyssenkrupp Uhde Gmbh | Composite material with pps fibres, epoxy resin and/or furan resin |
| CN102391816A (en) * | 2011-10-15 | 2012-03-28 | 北京天诚宇新材料技术有限公司 | High-temperature repairing agent |
| CN103205004A (en) * | 2013-04-02 | 2013-07-17 | 天津顺御科技有限公司 | Composite material section bar as well as preparation method and application thereof in preparation of solar photovoltaic module |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105504231A (en) * | 2016-01-22 | 2016-04-20 | 武汉理工大学 | High-weather-resistance epoxy resin for composite material |
| CN109880481A (en) * | 2018-08-11 | 2019-06-14 | 珠海市磐石电子科技有限公司 | Wear-resistant paint and wearing layer |
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Application publication date: 20150415 |