CN105524407B - High-fire resistance PEEK composites and preparation method thereof - Google Patents
High-fire resistance PEEK composites and preparation method thereof Download PDFInfo
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- CN105524407B CN105524407B CN201510736966.6A CN201510736966A CN105524407B CN 105524407 B CN105524407 B CN 105524407B CN 201510736966 A CN201510736966 A CN 201510736966A CN 105524407 B CN105524407 B CN 105524407B
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Abstract
The invention discloses a kind of high-fire resistance PEEK composites, it is characterised in that is composed of the following raw materials by weight：77 85 parts of PEEK；68 parts of silicon carbide ceramics micro mist；35 parts of magnesia ceramics micro mist；6 10 parts of zinc oxide ceramics micro mist.Also disclose its preparation method.Ceramic is filled in PEEK, its resistance to elevated temperatures can be significantly improved, melting temperature brings up to 387 DEG C, can be long-term use of under 330 DEG C of environment, and its wearability and hardness can be improved, and other mechanical performances can use without big change, obtained PEEK composites under long term high temperature environment.
Description
Technical field
The present invention relates to high-fire resistance PEEK composites and preparation method thereof, belong to field of compound material.
Background technology
Polyether-ether-ketone (PEEK) is the Linear aromatic macromolecular compound containing chain link in molecular backbone, is a kind of resistance to height
Warm, high performance thermoplastic special engineering plastic.PEEK has good mechanical performance and chemicals-resistant, wear-resistant, hydrolysis
Etc. performance；Light specific gravity, self-lubricating property is good, has extraordinary processing characteristics, may apply to aviation, machinery, electronics, change
The high-tech industrial circle such as work, automobile, can especially manufacture will using the height being up in speed on 350KM/h High Speed Railway Trains
The component of machine asked, such as gear, bearing, piston ring, support ring, sealing ring (letter), valve block, wear-resisting ring, have instead of tradition
The trend of metal material.Pure PEEK melting temperature is at 330 DEG C or so, and temperature in use need to be controlled below 250 DEG C, hot environment
Lower use is restricted, and it need to be modified.
The content of the invention
It is an object of the invention to provide a kind of high-fire resistance PEEK composites, have higher glass transition temperature and
It melting temperature, can for a long time be used in more than 300 DEG C environment, and there is good wearability.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：A kind of high-fire resistance PEEK composites, its feature
It is to be composed of the following raw materials by weight：
PEEK 77-85 parts；
Silicon carbide ceramics micro mist 6-8 parts；
Magnesia ceramics micro mist 3-5 parts；
Zinc oxide ceramics micro mist 6-10 parts.
Preferably, the silicon carbide ceramics grain size of micropowder is 0.02-0.10 μm.
Preferably, the particle diameter of the zinc oxide ceramics micro mist is 0.01-0.04 μm.
Preferably, the particle diameter of the magnesia ceramics micro mist is 0.3-1.0 μm.
The invention also discloses the preparation method of above-mentioned high-fire resistance PEEK composites, its step includes：
A, silicon carbide ceramics micro mist, magnesia ceramics micro mist and zinc oxide ceramics micro mist are proportionally added into ethanol, ball
Ultrasonic disperse after mill, dispersion liquid is made；
B, PEEK powder is added in dispersion liquid, heating stirring, ethanol is volatilized, obtains mixed powder；
C, mixed powder sinters after drying after 50-70MPa compression moldings, and sintering temperature is 400-430 DEG C, is obtained into
Product.
Silicon carbide ceramics micro mist, zinc oxide ceramics micro mist and magnesia ceramics micro mist are filled in PEEK, can significantly be carried
Its high resistance to elevated temperatures, melting temperature bring up to 387 DEG C, can be long-term use of under 330 DEG C of environment, and can improve its wearability and
Hardness, and other mechanical performances can use without big change, obtained PEEK composites under long term high temperature environment.
Embodiment
Embodiment 1
The preparation method of this high-fire resistance PEEK composites, its step include：
A, 6 parts of silicon carbide ceramics micro mists, 3 parts of magnesia ceramics micro mists and 6 parts of zinc oxide ceramics micro mists are proportionally added into
In ethanol, ultrasonic disperse after ball milling, dispersion liquid is made；
B, 85 parts of PEEK powder are added in dispersion liquid, heating stirring, ethanol is volatilized, obtain mixed powder；
C, mixed powder is dried 4 hours at 150 DEG C, is then sintered after 50MPa compression moldings, and sintering temperature is 400 DEG C,
Obtain finished product.
Performance test is carried out to obtained high-fire resistance PEEK composites, test result is shown in Table 1.
Embodiment 2
The preparation method of this high-fire resistance PEEK composites, its step include：
A, 8 parts of silicon carbide ceramics micro mists, 5 parts of magnesia ceramics micro mists and 10 parts of zinc oxide ceramics micro mists are proportionally added into
In ethanol, ultrasonic disperse after ball milling, dispersion liquid is made；
B, 77 parts of PEEK powder are added in dispersion liquid, heating stirring, ethanol is volatilized, obtain mixed powder；
C, mixed powder is dried 8 hours at 120 DEG C, is then sintered after 70MPa compression moldings, and sintering temperature is 430 DEG C,
Obtain finished product.
Performance test is carried out to obtained high-fire resistance PEEK composites, test result is shown in Table 1.
Embodiment 3
The preparation method of this high-fire resistance PEEK composites, its step include：
A, 7 parts of silicon carbide ceramics micro mists, 4 parts of magnesia ceramics micro mists and 8 parts of zinc oxide ceramics micro mists are proportionally added into
In ethanol, ultrasonic disperse after ball milling, dispersion liquid is made；
B, 81 parts of PEEK powder are added in dispersion liquid, heating stirring, ethanol is volatilized, obtain mixed powder；
C, mixed powder is dried 5 hours at 130 DEG C, is then sintered after 60MPa compression moldings, and sintering temperature is 420 DEG C,
Obtain finished product.
Performance test is carried out to obtained high-fire resistance PEEK composites, test result is shown in Table 1.
The performance test results of the high-fire resistance PEEK composites of table 1
Remarks：Friction-wear test condition：Initial load 196N, rotating speed 200r/min, dry friction 2h.To emery wheel：45 steel,
42-45HRC。
Claims (5)
1. a kind of high-fire resistance PEEK composites, it is characterised in that be composed of the following raw materials by weight：
PEEK 77-85 parts；
Silicon carbide ceramics micro mist 6-8 parts；
Magnesia ceramics micro mist 3-5 parts；
Zinc oxide ceramics micro mist 6-10 parts.
2. high-fire resistance PEEK composites according to claim 1, it is characterised in that：The silicon carbide ceramics micro mist grain
Footpath is 0.02-0.10 μm.
3. high-fire resistance PEEK composites according to claim 1, it is characterised in that：The zinc oxide ceramics micro mist
Particle diameter is 0.01-0.04 μm.
4. high-fire resistance PEEK composites according to claim 2, it is characterised in that：The magnesia ceramics micro mist
Particle diameter is 0.3-1.0 μm.
5. the preparation method of the high-fire resistance PEEK composites any one of a claim 1-4, its step include：
A, silicon carbide ceramics micro mist, magnesia ceramics micro mist and zinc oxide ceramics micro mist are proportionally added into ethanol, after ball milling
Ultrasonic disperse, dispersion liquid is made；
B, PEEK powder is added in dispersion liquid, heating stirring, ethanol is volatilized, obtains mixed powder；
C, mixed powder sinters after drying after 50-70MPa compression moldings, and sintering temperature is 400-430 DEG C, obtains finished product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510736966.6A CN105524407B (en) | 2015-11-03 | 2015-11-03 | High-fire resistance PEEK composites and preparation method thereof |
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| CN201510736966.6A CN105524407B (en) | 2015-11-03 | 2015-11-03 | High-fire resistance PEEK composites and preparation method thereof |
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| CN105524407A CN105524407A (en) | 2016-04-27 |
| CN105524407B true CN105524407B (en) | 2018-02-02 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106334215A (en) * | 2016-08-22 | 2017-01-18 | 苏州聚冠复合材料有限公司 | Method for preparing medical grade 3D printing PEEK composite material |
| CN106751443B (en) * | 2016-11-23 | 2019-02-22 | 大连路阳科技开发有限公司 | The corrosion-resistant friction-resistant composite material of metallic plastic-lining and preparation method and application |
| CN107474478A (en) * | 2017-09-22 | 2017-12-15 | 南京肯特复合材料股份有限公司 | Wear-resisting anti-rotation cross slip-ring PEEK resin composite materials and preparation method thereof |
| CN107474479A (en) * | 2017-09-22 | 2017-12-15 | 南京肯特复合材料股份有限公司 | Anti- rotation cross slip-ring PEEK resin composite materials of high intensity and preparation method thereof |
| CN111888530A (en) * | 2020-04-20 | 2020-11-06 | 上海交通大学医学院附属仁济医院 | Zinc oxide-polyether-ether-ketone composite material, preparation method and application thereof, and artificial joint formed by zinc oxide-polyether-ether-ketone composite material |
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| CN1059687C (en) * | 1996-04-22 | 2000-12-20 | 中国科学院兰州化学物理研究所 | Abrasion resistant, nanometre particle filling material and its preparation method |
| CN1270188A (en) * | 2000-04-17 | 2000-10-18 | 中国科学院兰州化学物理研究所 | Water-proof antiwear self-lubricating material and preparing process thereof |
| CN101220196B (en) * | 2008-01-22 | 2010-08-11 | 南京肯特复合材料有限公司 | Poly(ether-ether-ketone) composite material, production method and application of sealing member |
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Address after: 211162 Jiangsu, Jiangning District, Binjiang Development Zone, No., Copper Road, No. 18 Applicant after: Nanjing Kent composites Limited by Share Ltd Applicant after: Nanjing CompTECH New Material Co., Ltd. Address before: 211162 Nanjing City, Jiangning Province town, the town of copper, Copper Road, No. 18 Applicant before: Nanjing Kente Composite Material Co., Ltd. Applicant before: Nanjing CompTECH New Material Co., Ltd. |
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