CN106700411A - PEEK compound materials suitable for 3D printing - Google Patents
PEEK compound materials suitable for 3D printing Download PDFInfo
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- CN106700411A CN106700411A CN201510776191.5A CN201510776191A CN106700411A CN 106700411 A CN106700411 A CN 106700411A CN 201510776191 A CN201510776191 A CN 201510776191A CN 106700411 A CN106700411 A CN 106700411A
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Abstract
The present invention provides PEEK compound materials suitable for 3D printing. The PEEK compound materials are composed of high temperature resistant chopped glass fiber (GF), a high temperature resistant organosilicone lubricant and PEEK. A preparation method of the PEEK compound materials comprises the following steps: primary drying, high-speed mixing, extruding and granulating, secondary drying and injection molding. The high temperature resistant organosilicone lubricant is added in the PEEK, which promotes dispersion of the GF in matrix resins and also can play lubricating and enhancing effects for the compound materials. At the same time, the PEEK compound materials can reduce the exposure of the GF and improve the brightness of surfaces of linear materials. 3D consumables produced by using the compound materials are beautiful in appearances and excellent in performance, and the PEEK compound materials can be used in the field of 3D printing industrial products.
Description
Technical field
The invention of this reality is related to a kind of composite, more particularly to a kind of PEEK composites suitable for 3D printing.
Background technology
In the development of 3D printing manufacturing technology, material is the key of skill upgrading.3D printing manufacturing technology is a kind of brand-new manufacturing philosophy, big industrial scale is most applied at last and is intelligently produced.Now, due to the limitation of plastics self-strength so that application of the plastic material in 3D printing is only limitted to common product.In future, plastic material will develop towards high intensity.PEEK directly will be used to manufacturing all kinds of complex components by the excellent combination property such as high-fire resistance, high intensity, high-modulus, high-fracture toughness instead of metal, product not only cheap lightweight again, so that PEEK composites are widely used in 3D is manufactured.
The content of the invention
（One）The technical problem to be solved
The technical problem to be solved in the present invention is to develop a kind of PEEK composites suitable for 3D printing, while performance is superior to PEEK raw materials.
（Two）Technical scheme
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：A kind of PEEK composites suitable for 3D printing, are made up of high temperature resistant chopped glass fiber (GF), high-temperature resistant silicone lubricant, PEEK mixing.
Used as currently preferred technical scheme, high temperature resistant chopped glass fiber (GF) mass percent is that 10 ~ 30%, high-temperature resistant silicone lubricant mass percent is that 2 ~ 10%, PEEK mass percents are 60 ~ 88%.
Used as currently preferred technical scheme, the melt index of PEEK is 20 ~ 50, and the heat resisting temperature of high temperature resistant chopped glass fiber (GF) is more than 360 DEG C, and the heat resisting temperature of high-temperature resistant silicone lubricant is more than 360 DEG C.
Present invention also offers the preparation method of above-mentioned PEEK composites, comprise the following steps：
Primary drying：PEEK powder is dried using drying box；
Mixed at high speed：Use high-speed mixer carries out batch mixing by high temperature resistant chopped glass fiber (GF), high-temperature resistant silicone lubricant, PEEK with certain mass percent, so that high temperature resistant chopped glass fiber (GF), high-temperature resistant silicone lubricant, PEEK homogeneous blends；
Extruding pelletization：Extruding pelletization is carried out to mixed material using full-automatic twin screw compounding extruder, the material strip of extrusion to normal temperature, carries out pelletizing through air-cooled；
Redrying：The granule materials that will be cut out are dried treatment；
Injection moulding：Using conventional high temperature injection moulding process, mould is high-temperature resistance die, and the granule materials after redrying is processed are made up the exemplar for meeting test request of die material.
Used as currently preferred technical scheme, the temperature in primary drying and redrying step is 80 ~ 150 DEG C, and drying time is 0.5 ~ 2h；
Used as currently preferred technical scheme, mixing time is 0.5 ~ 5min in mixed at high speed step；Described mass percent is that high temperature resistant chopped glass fiber (GF) 10 ~ 30%, high-temperature resistant silicone lubricant 2 ~ 10%, PEEK is 60 ~ 88%；
As currently preferred technical scheme, it is 350 ~ 370 DEG C that the parameter of extruder is set to area's temperature in extruding pelletization step, and two area's temperature are 350 ~ 370 DEG C, and three area's temperature are 350 ~ 370 DEG C, four area's temperature are 350 ~ 370 DEG C, five area's temperature are 350 ~ 370 DEG C, and six area's temperature are 355 ~ 380 DEG C, and seven area's temperature are 355 ~ 380 DEG C, eight area's temperature are 355 ~ 380 DEG C, head temperature is 355 ~ 380 DEG C, and engine speed is 180 ~ 400r/min, and feeding frequency is 5 ~ 20Hz；The particle cut out in extruding pelletization step is the cylindrical particle material of 1 ~ 8mm left and right long.
Used as currently preferred technical scheme, the arrange parameter of injection machine is that injection temperature is 360 ~ 400 DEG C in injection-moulding step, and injection pressure is 60 ~ 110MPa, and stock pressure is 60 ~ 110MPa, and mold temperature is 60 ~ 140 DEG C.
Used as currently preferred technical scheme, in injection-moulding step, high-temperature resistance die is our company from molding jig.
（Three）Beneficial effect
(1) present invention adds high-temperature resistant silicone lubricant in PEEK raw materials, it is possible to increase dispersed homogeneous degree of the glass in PEEK resins, while lubrication, enhanced effect can also be played to composite；(2) the high-temperature resistant silicone lubricant added in the present invention can improve the mobility of resin, while glass emergence on the surface can be reduced, so as to improve 3D consumptive materials surface lubrication and bright property；(3) fire-resistant lubricants is added in the present invention can strengthen interior lubrication, effectively eliminate melt fracture, reduce material internal stomata, crackle, improve material compactness；(4) fire-resistant lubricants and high temperature resistance glass fiber are added in the present invention, by increasing capacitance it is possible to increase the shock resistance of plastic products, stretching, bending equal strength, relaxes material bending albefaction, extend product service life；(5) fire-resistant lubricants is added in the present invention, reduces extrusion screw rod moment of torsion, mitigate the abrasion of equipment part, extension device service life reduces power consumption of polymer processing, improve production efficiency.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of the preparation method of PEEK composites.
Specific embodiment of the invention is described further below in conjunction with the accompanying drawings.
Specific embodiment
Embodiment 1
PEEK composites of the invention are made up of high temperature resistant chopped glass fiber (GF), high-temperature resistant silicone lubricant, PEEK mixing, high temperature resistant chopped glass fiber (GF) mass percent is that 10 ~ 30%, high-temperature resistant silicone lubricant mass percent is that 2 ~ 10%, PEEK mass percents are 60 ~ 88%, the melt index of PEEK is 20 ~ 50, the heat resisting temperature of high temperature resistant chopped glass fiber (GF) is more than 360 DEG C, and the heat resisting temperature of high-temperature resistant silicone lubricant is more than 360 DEG C.
The PEEK composites of the present embodiment solve the problems, such as traditional 3D printing consumptive material limitation, increased application of the consumptive material at aspects such as high-fire resistance, high intensity, high-modulus, high-fracture toughness, directly will be used to manufacture all kinds of complex components instead of metal, product not only cheap lightweight again, so that PEEK composites are widely used in 3D is manufactured.
Referring to Fig. 1, the preparation method of this PEEK composites is comprised the following steps successively：
Primary drying：PEEK powder is dried using drying box；Temperature is 80 ~ 150 DEG C, and drying time is 0.5 ~ 2h；
Mixed at high speed：Use high-speed mixer carries out batch mixing by high temperature resistant chopped glass fiber (GF), high-temperature resistant silicone lubricant, PEEK with certain mass percent, so that high temperature resistant chopped glass fiber (GF), high-temperature resistant silicone lubricant, PEEK homogeneous blends；Mixing time is 0.5 ~ 5min；Mass percent is that high temperature resistant chopped glass fiber (GF) 10 ~ 30%, high-temperature resistant silicone lubricant 2 ~ 10%, PEEK is 60 ~ 88%；
Extruding pelletization：Extruding pelletization is carried out to mixed material using full-automatic twin screw compounding extruder, the material strip of extrusion is through air-cooled to after normal temperature, carry out pelletizing, the parameter of extruder is set to area's temperature for 350 ~ 370 DEG C in extruding pelletization step, two area's temperature are 350 ~ 370 DEG C, three area's temperature are 350 ~ 370 DEG C, four area's temperature are 350 ~ 370 DEG C, five area's temperature are 350 ~ 370 DEG C, six area's temperature are 355 ~ 380 DEG C, seven area's temperature are 355 ~ 380 DEG C, eight area's temperature are 355 ~ 380 DEG C, head temperature is 355 ~ 380 DEG C, engine speed is 180 ~ 400r/min, feeding frequency is 5 ~ 20Hz；The particle cut out in extruding pelletization step is the cylindrical particle material of 1 ~ 8mm left and right long.
Redrying：The granule materials that will be cut out are dried treatment, and temperature is 80 ~ 150 DEG C, and drying time is 0.5 ~ 2h；
Injection moulding：Using conventional high temperature injection moulding process, mould is high-temperature resistance die, granule materials after redrying is processed are made up the exemplar for meeting test request of die material, the arrange parameter of injection machine is that injection temperature is 360 ~ 400 DEG C in injection-moulding step, injection pressure is 60 ~ 110MPa, stock pressure is 60 ~ 110MPa, and mold temperature is 60 ~ 140 DEG C, and high-temperature resistance die is our company from molding jig.
Claims (9)
1. a kind of PEEK composites suitable for 3D printing, it is characterised in that：It is made up of high temperature resistant chopped glass fiber (GF), high-temperature resistant silicone lubricant, PEEK mixing.
2. PEEK composites according to claim 1, it is characterised in that high temperature resistant chopped glass fiber (GF) mass percent is that 10 ~ 30%, high-temperature resistant silicone lubricant mass percent is that 2 ~ 10%, PEEK mass percents are 60 ~ 88%.
3. PEEK composites according to claim 1, it is characterised in that：The melt index of PEEK is 20 ~ 50, and the heat resisting temperature of high temperature resistant chopped glass fiber (GF) is more than 360 DEG C, and the heat resisting temperature of high-temperature resistant silicone lubricant is more than 360 DEG C.
4. the preparation method of PEEK composites according to claim 1, comprises the following steps：
Primary drying：PEEK powder is dried using drying box；
Mixed at high speed：Use high-speed mixer carries out batch mixing by high temperature resistant chopped glass fiber (GF), high-temperature resistant silicone lubricant, PEEK with certain mass percent, so that high temperature resistant chopped glass fiber (GF), high-temperature resistant silicone lubricant, PEEK homogeneous blends；
Extruding pelletization：Extruding pelletization is carried out to mixed material using full-automatic twin screw compounding extruder, the material strip of extrusion to normal temperature, carries out pelletizing through air-cooled；
Redrying：The granule materials that will be cut out are dried treatment；
Injection moulding：Using conventional high temperature injection moulding process, mould is high-temperature resistance die, and the granule materials after redrying is processed are made up the exemplar for meeting test request of die material.
5. the preparation method of PEEK composites according to claim 4, it is characterised in that：Temperature in primary drying and redrying step is 80 ~ 150 DEG C, and drying time is 0.5 ~ 2h.
6. the preparation method of PEEK composites according to claim 4, it is characterised in that：Mixing time is 0.5 ~ 5min in mixed at high speed step；Described mass percent is that high temperature resistant chopped glass fiber (GF) 10 ~ 30%, high-temperature resistant silicone lubricant 2 ~ 10%, PEEK is 60 ~ 88%.
7. the preparation method of PEEK composites according to claim 4, it is characterised in that：The parameter of extruder is set to area's temperature for 350 ~ 370 DEG C in extruding pelletization step, two area's temperature are 350 ~ 370 DEG C, three area's temperature are 350 ~ 370 DEG C, and four area's temperature are 350 ~ 370 DEG C, and five area's temperature are 350 ~ 370 DEG C, six area's temperature are 355 ~ 380 DEG C, seven area's temperature are 355 ~ 380 DEG C, and eight area's temperature are 355 ~ 380 DEG C, and head temperature is 355 ~ 380 DEG C, engine speed is 180 ~ 400r/min, and feeding frequency is 5 ~ 20Hz；The particle cut out in extruding pelletization step is the cylindrical particle material of 1 ~ 8mm left and right long.
8. the preparation method of PEEK composites according to claim 4, it is characterised in that：The arrange parameter of injection machine is that injection temperature is 360 ~ 400 DEG C in injection-moulding step, and injection pressure is 60 ~ 110MPa, and stock pressure is 60 ~ 110MPa, and mold temperature is 60 ~ 140 DEG C.
9. the preparation method of PEEK composites according to claim 4, it is characterised in that：In injection-moulding step, high-temperature resistance die is our company from molding jig.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510776191.5A CN106700411A (en) | 2015-11-14 | 2015-11-14 | PEEK compound materials suitable for 3D printing |
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| CN201510776191.5A CN106700411A (en) | 2015-11-14 | 2015-11-14 | PEEK compound materials suitable for 3D printing |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107540856A (en) * | 2017-08-16 | 2018-01-05 | 宜宾天原集团股份有限公司 | A kind of preparation method of the compound polyether-ether-ketone reinforcing material of carbon fiber |
| CN107572758A (en) * | 2017-09-27 | 2018-01-12 | 许昌学院 | A kind of colorful hollow out glass structure printing-forming apparatus and method |
| CN108395672A (en) * | 2018-04-04 | 2018-08-14 | 李垒 | A kind of 3D printing aramid fiber reinforced polyether ether ketone wire rod and preparation method thereof |
| CN113248863A (en) * | 2021-04-02 | 2021-08-13 | 南京聚隆科技股份有限公司 | Laser-weldable carbon fiber modified PEEK material and preparation method thereof |
| ES2927918A1 (en) * | 2021-05-10 | 2022-11-11 | Univ Cadiz | COMPOSITE MATERIAL BASED ON THE DISPERSION OF POLYMERS OF THE PAEK FAMILY IN ASA, ABS AND DERIVATIVE MIXTURES (Machine-translation by Google Translate, not legally binding) |
| US11661521B2 (en) | 2019-12-17 | 2023-05-30 | Ticona Llc | Three-dimensional printing system employing a thermotropic liquid crystalline polymer |
-
2015
- 2015-11-14 CN CN201510776191.5A patent/CN106700411A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107540856A (en) * | 2017-08-16 | 2018-01-05 | 宜宾天原集团股份有限公司 | A kind of preparation method of the compound polyether-ether-ketone reinforcing material of carbon fiber |
| CN107572758A (en) * | 2017-09-27 | 2018-01-12 | 许昌学院 | A kind of colorful hollow out glass structure printing-forming apparatus and method |
| CN108395672A (en) * | 2018-04-04 | 2018-08-14 | 李垒 | A kind of 3D printing aramid fiber reinforced polyether ether ketone wire rod and preparation method thereof |
| US11661521B2 (en) | 2019-12-17 | 2023-05-30 | Ticona Llc | Three-dimensional printing system employing a thermotropic liquid crystalline polymer |
| CN113248863A (en) * | 2021-04-02 | 2021-08-13 | 南京聚隆科技股份有限公司 | Laser-weldable carbon fiber modified PEEK material and preparation method thereof |
| CN113248863B (en) * | 2021-04-02 | 2024-02-27 | 南京聚隆科技股份有限公司 | Carbon fiber modified PEEK material capable of being welded by laser and preparation method thereof |
| ES2927918A1 (en) * | 2021-05-10 | 2022-11-11 | Univ Cadiz | COMPOSITE MATERIAL BASED ON THE DISPERSION OF POLYMERS OF THE PAEK FAMILY IN ASA, ABS AND DERIVATIVE MIXTURES (Machine-translation by Google Translate, not legally binding) |
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Application publication date: 20170524 |