CN105670219A - High-impact low-energy-consumption PEEK (polyether-ether-ether-ketone) composite material and preparation method thereof - Google Patents
High-impact low-energy-consumption PEEK (polyether-ether-ether-ketone) composite material and preparation method thereof Download PDFInfo
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- CN105670219A CN105670219A CN201410668386.3A CN201410668386A CN105670219A CN 105670219 A CN105670219 A CN 105670219A CN 201410668386 A CN201410668386 A CN 201410668386A CN 105670219 A CN105670219 A CN 105670219A
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Abstract
The present invention provides a high-impact low-energy-consumption PEEK (polyether-ether-ether-ketone) composite material and a preparation method thereof, the high-impact low-energy-consumption PEEK (polyether-ether-ether-ketone) composite material comprises 100 parts of PEEK, 5 to 40 parts of carbon fiber balls, 0.5 to 3 parts of an antioxidant, 0.5 to 5 parts of a heat stabilizer agent and 0.5 to 5 parts of a lubricant. The carbon fiber balls are used for modifying the PEEK, on the basis of maintaining of the original performance, toughness of the material is substantially increased, processing temperature is reduced, and the high-impact low-energy-consumption PEEK (polyether-ether-ether-ketone) composite material has high impact and easy processing and other characteristics, and is simple in preparation process and suitable for large-scale industrial production.
Description
Technical field
The invention belongs to engineering plastic modification field, be specifically related to a kind of HI high impact, low energy consumption Peek Composite Material and Preparation Method.
Background technology
Polyether-ether-ketone is a kind of hypocrystalline fragrance same clan engineering plastics, is the linear polymeric polymer being made up of alternately ehter bond, ketone group and phenyl ring. The characteristics such as high temperature resistant, the corrosion-resistant and self-lubricating of polyether-ether-ketone become one of current the most popular engineering plastics, are used widely at automobile industry, Aero-Space, electronic apparatus and medical field. Polyether-ether-ketone has higher glass transition temperature and fusing point, and life-time service temperature is 260 DEG C, and moment uses temperature up to 300 DEG C. Polyether-ether-ketone has high chemical stability, and except concentrated sulphuric acid, it does not dissolve in any solvent and strong acid, highly basic, and hydrolysis. It addition, polyether-ether-ketone has excellent sliding properties, it is adaptable to low wear-resisting and low-friction coefficient etc. is applied.
Although polyether-ether-ketone has many premium properties, but still suffers from limitation in impact property, processing conditions and price etc., and limits the extension of its range of application and the increase of user demand gradually.
Summary of the invention
It is an object of the invention to provide a kind of HI high impact, low energy consumption Peek Composite Material and Preparation Method, the present invention is with carbon fiber ball modified polyetheretherketonefiber, the toughness of material is greatly improved and reduces processing temperature on the basis of the original performance of maintenance, reduce material cost simultaneously. Prepared composite has the feature such as HI high impact and easy processing, and preparation technology is simple, is suitable to large-scale industrial production.
Described a kind of HI high impact, low energy consumption polyether-ether-ketone composite material, be prepared from by weight by following component:
Polyether-ether-ketone 100 parts
5～40 parts of carbon fiber ball
0.5～3 part of antioxidant
Heat stabilizer 0.5～5 part
Lubricant 0.5～5 part
Further, described carbon fiber spherolite footpath is 5～30 μm, and fibre length is 50～150 μm.
Described antioxidant is Hinered phenols antioxidant N, N'-pair-(3-(3,5-di-tert-butyl-hydroxy phenyl) propiono) hexamethylene diamine and phosphite antioxidant three [2.4-di-tert-butyl-phenyl] phosphite ester.
Described heat stabilizer is calcium stearate or barium stearate.
Described lubricant is ethylidine bis-stearamides, ethylene-acrylic acid copolymer or pentaerythritol stearate.
The preparation method that another goal of the invention of the present invention is to provide above-mentioned a kind of HI high impact, low energy consumption polyether-ether-ketone composite material, comprises the following steps:
(1) by polyether-ether-ketone 100 parts, 5～40 parts of carbon fiber ball, 0.5～3 part of antioxidant, heat stabilizer 0.5～5 part and lubricant 0.5～5 part;It is placed in high-speed mixer dispersed with stirring 10～30min together;
(2) by the raw material after dispersion by extruder, after melted, plasticizing, extrusion, cooling, pelletizing and packaging, carbon fiber ball modified composite material is prepared.
Beneficial effects of the present invention has:
1, the present invention is with carbon fiber ball modified polyetheretherketonefiber, the toughness of material is greatly improved and reduces processing temperature, reduce material cost simultaneously on the basis of the original performance of maintenance.
2, the impact property of polyether-ether-ketone composite material of the present invention is improved, and reduces processing temperature simultaneously, substantially reduces energy consumption.
3, the present invention is simultaneously introduced antioxidant and heat stabilizer, it is ensured that processing and the stability of material in use procedure.
4, due to carbon fiber ball have recyclable, cost is low and the advantage of the approximate carbon fiber of performance, so the present invention selects carbon fiber ball as modifying agent, reduces production cost and environmental protection.
Specific implementation method
Below in conjunction with instantiation, present invention is further detailed; but described embodiment is not the simple restriction to true spirit, any all should belong within present invention scope required for protection based on the simple change done by true spirit or equivalent replacement.
The sample of preparation 23 DEG C, regulate under 50% humidity environment after, be respectively adopted ASTMD256 and ASTMD955 and detect composite impact intensity and shrinkage factor.
Specific embodiments of the invention are as follows:
Embodiment 1
(1) it is equipped with raw material in following ratio:
Polyether-ether-ketone 100 parts,
5 parts of carbon fiber ball,
Antioxidant N, N'-pair-(3-(3,5-di-tert-butyl-hydroxy phenyl) propiono) hexamethylene diamine 0.1 part,
Antioxidant three [2.4-di-tert-butyl-phenyl] phosphite ester 0.4 part,
Heat stabilizer calcium stearate 0.5 part,
Lubricant ethylidine bis-stearamides 0.5 part;
(2) above-mentioned raw materials is placed in together high-speed mixer dispersed with stirring 10min;
(3) by the raw material after dispersion by extruder, after melted, plasticizing, extrusion, cooling, pelletizing and packaging, carbon fiber ball modified composite material is prepared.
Obtained HI high impact, low energy consumption polyether-ether-ketone composite material performance are in Table one.
Embodiment 2
(1) it is equipped with raw material in following ratio:
Polyether-ether-ketone 100 parts,
10 parts of carbon fiber ball,
Antioxidant N, N'-pair-(3-(3,5-di-tert-butyl-hydroxy phenyl) propiono) hexamethylene diamine 0.4 part,
Antioxidant three [2.4-di-tert-butyl-phenyl] phosphite ester 1 part,
Heat stabilizer calcium stearate 2 parts,
Lubricant ethylidine bis-stearamides 2 parts;
(2) above-mentioned raw materials is placed in together high-speed mixer dispersed with stirring 16min;
(3) by the raw material after dispersion by extruder, after melted, plasticizing, extrusion, cooling, pelletizing and packaging, carbon fiber ball modified composite material is prepared.
Obtained HI high impact, low energy consumption polyether-ether-ketone composite material performance are in Table one.
Embodiment 3
(1) it is equipped with raw material in following ratio:
Polyether-ether-ketone 100 parts,
15 parts of carbon fiber ball,
Antioxidant N, N'-pair-(3-(3,5-di-tert-butyl-hydroxy phenyl) propiono) hexamethylene diamine 0.8 part,
Antioxidant three [2.4-di-tert-butyl-phenyl] phosphite ester 1.5 parts,
Heat stabilizer calcium stearate 3.5 parts,
Lubricant ethylidine bis-stearamides 3.5 parts;
(2) above-mentioned raw materials is placed in together high-speed mixer dispersed with stirring 22min;
(3) by the raw material after dispersion by extruder, after melted, plasticizing, extrusion, cooling, pelletizing and packaging, carbon fiber ball modified composite material is prepared.
Obtained HI high impact, low energy consumption polyether-ether-ketone composite material performance are in Table one.
Embodiment 4
(1) it is equipped with raw material in following ratio:
Polyether-ether-ketone 100 parts,
20 parts of carbon fiber ball,
Antioxidant N, N'-pair-(3-(3,5-di-tert-butyl-hydroxy phenyl) propiono) hexamethylene diamine 1 part,
Antioxidant three [2.4-di-tert-butyl-phenyl] phosphite ester 2 parts,
Heat stabilizer calcium stearate 5 parts,
Lubricant ethylene-acrylic acid copolymer 5 parts;
(2) above-mentioned raw materials is placed in together high-speed mixer dispersed with stirring 30min;
(3) by the raw material after dispersion by extruder, after melted, plasticizing, extrusion, cooling, pelletizing and packaging, carbon fiber ball modified composite material is prepared.
Obtained HI high impact, low energy consumption polyether-ether-ketone composite material performance are in Table one.
Embodiment 5
(1) it is equipped with raw material in following ratio:
Polyether-ether-ketone 100 parts,
25 parts of carbon fiber ball,
Antioxidant N, N'-pair-(3-(3,5-di-tert-butyl-hydroxy phenyl) propiono) hexamethylene diamine 0.1 part,
Antioxidant three [2.4-di-tert-butyl-phenyl] phosphite ester 0.4 part,
Heat stabilizer barium stearate 0.5 part,
Lubricant ethylene-acrylic acid copolymer 0.5 part;
(2) above-mentioned raw materials is placed in together high-speed mixer dispersed with stirring 10min;
(3) by the raw material after dispersion by extruder, after melted, plasticizing, extrusion, cooling, pelletizing and packaging, carbon fiber ball modified composite material is prepared.
Obtained HI high impact, low energy consumption polyether-ether-ketone composite material performance are in Table one.
Embodiment 6
(1) it is equipped with raw material in following ratio:
Polyether-ether-ketone 100 parts,
30 parts of carbon fiber ball,
Antioxidant N, N'-pair-(3-(3,5-di-tert-butyl-hydroxy phenyl) propiono) hexamethylene diamine 0.4 part,
Antioxidant three [2.4-di-tert-butyl-phenyl] phosphite ester 1 part,
Heat stabilizer barium stearate 2 parts,
Lubricant ethylene-acrylic acid copolymer 2 parts;
(2) above-mentioned raw materials is placed in together high-speed mixer dispersed with stirring 16min;
(3) by the raw material after dispersion by extruder, after melted, plasticizing, extrusion, cooling, pelletizing and packaging, carbon fiber ball modified composite material is prepared.
Obtained HI high impact, low energy consumption polyether-ether-ketone composite material performance are in Table one.
Embodiment 7
(1) it is equipped with raw material in following ratio:
Polyether-ether-ketone 100 parts,
35 parts of carbon fiber ball,
Antioxidant N, N'-pair-(3-(3,5-di-tert-butyl-hydroxy phenyl) propiono) hexamethylene diamine 0.8 part,
Antioxidant three [2.4-di-tert-butyl-phenyl] phosphite ester 1.5 parts,
Heat stabilizer barium stearate 3.5 parts,
Lubricant pentaerythritol stearate 3.5 parts;
(2) above-mentioned raw materials is placed in together high-speed mixer dispersed with stirring 22min;
(3) by the raw material after dispersion by extruder, after melted, plasticizing, extrusion, cooling, pelletizing and packaging, carbon fiber ball modified composite material is prepared.
Obtained HI high impact, low energy consumption polyether-ether-ketone composite material performance are in Table one.
Embodiment 8
(1) it is equipped with raw material in following ratio:
Polyether-ether-ketone 100 parts,
40 parts of carbon fiber ball,
Antioxidant N, N'-pair-(3-(3,5-di-tert-butyl-hydroxy phenyl) propiono) hexamethylene diamine 1 part,
Antioxidant three [2.4-di-tert-butyl-phenyl] phosphite ester 2 parts,
Heat stabilizer barium stearate 5 parts,
Lubricant pentaerythritol stearate 3.5 parts;
(2) above-mentioned raw materials is placed in together high-speed mixer dispersed with stirring 30min;
(3) by the raw material after dispersion by extruder, after melted, plasticizing, extrusion, cooling, pelletizing and packaging, carbon fiber ball modified composite material is prepared.
Obtained HI high impact, low energy consumption polyether-ether-ketone composite material performance are in Table one.
Comparative examples 1
(1) it is equipped with raw material in following ratio:
Polyether-ether-ketone 100 parts,
Antioxidant N, N'-pair-(3-(3,5-di-tert-butyl-hydroxy phenyl) propiono) hexamethylene diamine 0.4 part,
Antioxidant three [2.4-di-tert-butyl-phenyl] phosphite ester 1 part,
Heat stabilizer barium stearate 3.5 parts,
Lubricant pentaerythritol stearate 3.5 parts;
(2) above-mentioned raw materials is placed in together high-speed mixer dispersed with stirring 16min;
(3) by the raw material after dispersion by extruder, after melted, plasticizing, extrusion, cooling, pelletizing and packaging, carbon fiber ball modified composite material is prepared.
Obtained polyether-ether-ketone composite material performance is in Table one.
The performance of polyether-ether-ketone composite material prepared by table one: embodiment 1-8 and comparative examples
| Performance | Notch impact strength (kJ/m2) | Processing temperature (DEG C) |
| Example 1 | 49 | 378 |
| Example 2 | 52 | 375 |
| Example 3 | 56 | 372 |
| Example 4 | 63 | 369 |
| Example 5 | 71 | 368 |
| Example 6 | 78 | 363 |
| Example 7 | 76 | 361 |
| Example 8 | 74 | 360 |
| Case of comparative examples 1 | 45 | 380 |
The impact property of the polyether-ether-ketone composite material prepared by this method is improved, and reduces processing temperature simultaneously, substantially reduces energy consumption. By data in table one it can be seen that the impact strength of polyether-ether-ketone composite material of the present invention is up to 78kJ/m2, (case of comparative examples 1) is compared and is improve 73% more before modified; Processing temperature is minimum is 360 DEG C, and (case of comparative examples 1) is compared and reduced 20 DEG C more before modified.
In addition the HI high impact that prepared by the present invention, low energy consumption polyether-ether-ketone composite material, be greatly improved the toughness of material and reduce processing temperature on the basis of original performance keeping, reduce material cost simultaneously. Prepared composite has the feature such as HI high impact and easy processing, and preparation technology is simple, is suitable to large-scale industrial production.
The above-mentioned description to embodiment is to be understood that for ease of those skilled in the art and apply the present invention. These embodiments obviously easily can be made various amendment by person skilled in the art, and General Principle described herein is applied in other embodiments without through performing creative labour. Therefore, the invention is not restricted to embodiment here, those skilled in the art's announcement according to the present invention, the improvement made without departing from scope and amendment all should within protection scope of the present invention.
Claims (6)
1. a HI high impact, low energy consumption polyether-ether-ketone composite material, it is characterised in that: it is prepared from by weight by following component:
Polyether-ether-ketone 100 parts,
5～40 parts of carbon fiber ball,
0.5～3 part of antioxidant,
Heat stabilizer 0.5～5 part,
Lubricant 0.5～5 part.
2. a kind of HI high impact, low energy consumption polyether-ether-ketone composite material according to claim 1, it is characterised in that: the particle diameter of described carbon fiber ball is 5～30 μm, fibre length is 50～150 μm.
3. a kind of HI high impact, low energy consumption polyether-ether-ketone composite material according to claim 1; it is characterized in that: described antioxidant is N; N'-pair-(3-(3,5-di-tert-butyl-hydroxy phenyl) propiono) hexamethylene diamine and three [2.4-di-tert-butyl-phenyl] phosphite ester.
4. a kind of HI high impact, low energy consumption polyether-ether-ketone composite material according to claim 1, it is characterised in that: described heat stabilizer is calcium stearate or barium stearate.
5. a kind of HI high impact, low energy consumption polyether-ether-ketone composite material according to claim 1, it is characterised in that: described lubricant is ethylidine bis-stearamides, ethylene-acrylic acid copolymer or pentaerythritol stearate.
6. prepare a kind of HI high impact, low energy consumption polyether-ether-ketone composite material method as claimed in claim 1 for one kind, it is characterised in that: comprise the following steps:
(1) by polyether-ether-ketone 100 parts, 5～40 parts of carbon fiber ball, 0.5～3 part of antioxidant, heat stabilizer 0.5～5 part and lubricant 0.5～5 part;It is placed in high-speed mixer dispersed with stirring 10～30min together;
(2) by the raw material after dispersion by extruder, after melted, plasticizing, extrusion, cooling, pelletizing and packaging, carbon fiber ball modified composite material is prepared.
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| CN107418140A (en) * | 2017-05-31 | 2017-12-01 | 南京航空航天大学 | A kind of fibre reinforced PEEK gears and preparation method thereof |
| CN108624048A (en) * | 2018-05-29 | 2018-10-09 | 赛纳（苏州）安防用品有限公司 | A kind of wear-resisting toe-cap of carbon fiber-based penetration-resistant composition and preparation method thereof |
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Application publication date: 20160615 |