CN105524418A - Potassium titanate whisker reinforced PEEK resin and preparation method thereof - Google Patents
Potassium titanate whisker reinforced PEEK resin and preparation method thereof Download PDFInfo
- Publication number
- CN105524418A CN105524418A CN201510750117.6A CN201510750117A CN105524418A CN 105524418 A CN105524418 A CN 105524418A CN 201510750117 A CN201510750117 A CN 201510750117A CN 105524418 A CN105524418 A CN 105524418A
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- CN
- China
- Prior art keywords
- potassium titanate
- peek
- crystal whisker
- titanate crystal
- resin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- NJLLQSBAHIKGKF-UHFFFAOYSA-N dipotassium dioxido(oxo)titanium Chemical compound [K+].[K+].[O-][Ti]([O-])=O NJLLQSBAHIKGKF-UHFFFAOYSA-N 0.000 title claims abstract description 44
- 239000004696 Poly ether ether ketone Substances 0.000 title claims abstract description 42
- 229920002530 polyetherether ketone Polymers 0.000 title claims abstract description 42
- 239000011347 resin Substances 0.000 title claims abstract description 32
- 229920005989 resin Polymers 0.000 title claims abstract description 32
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 title claims abstract 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000009413 insulation Methods 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims abstract description 5
- 239000013078 crystal Substances 0.000 claims description 34
- 239000000843 powder Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 10
- 238000001291 vacuum drying Methods 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 238000007731 hot pressing Methods 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 2
- 229910002804 graphite Inorganic materials 0.000 abstract description 10
- 239000010439 graphite Substances 0.000 abstract description 10
- 239000006185 dispersion Substances 0.000 abstract 1
- 238000011056 performance test Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 241000271559 Dromaiidae Species 0.000 description 1
- 229910017976 MgO 4 Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910001651 emery Inorganic materials 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229920006258 high performance thermoplastic Polymers 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- -1 wherein PEEK76 part Chemical compound 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a potassium titanate whisker reinforced PEEK resin. The potassium titanate whisker reinforced PEEK resin is characterized by comprising 76 to 82 parts of PEEK, 12 to 15 parts of potassium titanate whisker, 3 to 5 parts of nano-MgO and 3 to 4 parts of expanded graphite. The invention also discloses a preparation method for the potassium titanate whisker reinforced PEEK resin. According to the invention, the potassium titanate whisker is added into PEEK to reduce the surface friction coefficient of the resin and improve the wear resistance of the resin; the potassium titanate whisker can improve the mechanical strength of PEEK; the nanometer MgO and expanded graphite are added to facilitate better bonding between the potassium titanate whisker and PEEK, so the wear resistance of the resin is further improved; and the nanometer MgO and expanded graphite can further improve the flame resistance of the resin. In a preparation method for the potassium titanate whisker reinforced PEEK resin, pressurization segmented cooling and insulation are carried out so as to realize more uniform dispersion of the potassium titanate whisker, nanometer MgO and expanded graphite, so the yield of the resin is improved.
Description
Technical field
The present invention relates to potassium titanate crystal whisker and strengthen PEEK resin and preparation method thereof, belong to field of compound material.
Background technology
Polyether-ether-ketone (PEEK) is the linear aromatic race macromolecular compound containing chain link in molecular backbone chain, is a kind of high temperature resistant, high performance thermoplastic special engineering plastic.PEEK has the performance such as good mechanical property and chemicals-resistant, wear-resistant, hydrolysis; Light specific gravity, self-lubricating property is good, there is extraordinary processing characteristics, the high-tech industrial circles such as aviation, machinery, electronics, chemical industry, automobile can be applied to, the component of machine of high request can be manufactured, as gear, bearing, piston ring, support ring, wear ring (letter), valve block, wear-resisting ring etc., there is the trend replacing traditional metal materials.But due to the problem of surface tissue, the skin friction coefficient of pure PEEK is higher, and sliding is poor, produces a large amount of heat energy cannot spread at high speed, the high situation lower surface carried, affect it and use.
In the use procedure of high ferro, because the speed of EMUs is up to 350KM/h, therefore the orienting lug that high ferro uses is required very high, both required that there is high-intensity high-tenacity, and because orienting lug is long-term and metallic surface friction, also need orienting lug to have good wear resisting property.
Summary of the invention
The object of this invention is to provide a kind of potassium titanate crystal whisker and strengthen PEEK resin, have that skin friction coefficient is low, wear-resisting, the feature of high tenacity, high strength.
For achieving the above object, the technical solution used in the present invention is: a kind of potassium titanate crystal whisker strengthens PEEK resin, it is characterized in that: by 76-82 part PEEK, 12-15 part potassium titanate crystal whisker, 3-5 part nano-MgO, and 3-4 part expanded graphite forms.
Preferably, described PEEK density is 1.35g/cm3, and median size is 120 μm.
Preferably, described potassium titanate crystal whisker length is 10-50 μm, and tap density is 0.3g/cm3; The particle diameter of nano-MgO is less than 100 μm.
Present invention also offers the preparation method that above-mentioned potassium titanate crystal whisker strengthens PEEK resin, its step comprises:
A, vacuum-drying: adopt vacuum drying oven to carry out vacuum-drying to PEEK powder, potassium titanate crystal whisker, nano-MgO powder and expanded graphite powder;
B, high-speed mixing: adopt high-speed mixer to carry out batch mixing to PEEK powder, potassium titanate crystal whisker, nano-MgO powder and expanded graphite powder, to make all material evenly blended;
C, mixed material put into the hot pressing die die cavity of 395-400 DEG C, after melting, at 20Mpa forming under the pressure, cooling and demolding;
Material after D, the demoulding is incubated 30min at 250 DEG C of temperature, is cooled to 200 DEG C of insulation 30min, then is cooled to 150 DEG C of insulation 30min, and whole insulating process pressure is 4Mpa, obtains finished product.
The present invention adds potassium titanate crystal whisker in PEEK, reduces the frictional coefficient of resin surface, improves the wear resistance of resin.Potassium titanate crystal whisker can also strengthen the physical strength of PEEK.In order to make both better combine, applicant also adds nano-MgO and expanded graphite, improves the wear resistance of resin further.Nano-MgO and expanded graphite can also improve the flame retardant resistance of resin further.In preparation method of the present invention, adopt the insulation of pressurization sub-sectional cooling, potassium titanate crystal whisker, nano-MgO and expanded graphite are disperseed evenly, improve the yield rate of resin.
Embodiment
Embodiment 1
This potassium titanate crystal whisker strengthens the preparation method of PEEK resin, and its step comprises:
A, vacuum-drying: adopt vacuum drying oven to carry out vacuum-drying to PEEK powder, potassium titanate crystal whisker, nano-MgO powder and expanded graphite powder, wherein PEEK76 part, potassium titanate crystal whisker 15 parts, nano-MgO 5 parts and expanded graphite 4 parts;
B, high-speed mixing: adopt high-speed mixer to carry out batch mixing to PEEK powder, potassium titanate crystal whisker, nano-MgO powder and expanded graphite powder, to make all material evenly blended;
C, mixed material put into the hot pressing die die cavity of 395-400 DEG C, after melting, at 20Mpa forming under the pressure, cooling and demolding;
Material after D, the demoulding is incubated 30min at 250 DEG C of temperature, is cooled to 200 DEG C of insulation 30min, then is cooled to 150 DEG C of insulation 30min, and whole insulating process pressure is 4Mpa, obtains finished product.
Strengthen PEEK resin to obtained potassium titanate crystal whisker and carry out performance test, test result is in table 1.
Embodiment 2
The preparation method that this potassium titanate crystal whisker strengthens PEEK resin is consistent with embodiment, and the add-on of each component is: PEEK82 part, potassium titanate crystal whisker 12 parts, nano-MgO 3 parts, expanded graphite 3 parts.Strengthen PEEK resin to obtained potassium titanate crystal whisker and carry out performance test, test result is in table 1.
Embodiment 3
The preparation method that this potassium titanate crystal whisker strengthens PEEK resin is consistent with embodiment, and the add-on of each component is: PEEK79 part, potassium titanate crystal whisker 14 parts, nano-MgO 4 parts, expanded graphite 3 parts.Strengthen PEEK resin to obtained potassium titanate crystal whisker and carry out performance test, test result is in table 1.
Comparative example 1
The preparation method that this potassium titanate crystal whisker strengthens PEEK resin is consistent with embodiment, and the add-on of each component is: PEEK85 part, potassium titanate crystal whisker 15 parts.Strengthen PEEK resin to obtained potassium titanate crystal whisker and carry out performance test, test result is in table 1.
Remarks: friction-wear test condition: initial load 196N, rotating speed 200r/min, metal to-metal contact 2h.To emery wheel: 45 steel, 42-45HRC.
Claims (4)
1. potassium titanate crystal whisker strengthens a PEEK resin, it is characterized in that: by 76-82 part PEEK, 12-15 part potassium titanate crystal whisker, 3-5 part nano-MgO, and 3-4 part expanded graphite forms.
2. potassium titanate crystal whisker according to claim 1 strengthens PEEK resin, it is characterized in that: described PEEK density is 1.35g/cm
3, median size is 120 μm.
3. potassium titanate crystal whisker according to claim 3 strengthens PEEK resin, and it is characterized in that: described potassium titanate crystal whisker length is 10-50 μm, tap density is 0.3g/cm
3; The particle diameter of nano-MgO is less than 100 μm.
4. the potassium titanate crystal whisker according to any one of a claim 1-3 strengthens the preparation method of PEEK resin, and its step comprises:
A, vacuum-drying: adopt vacuum drying oven to carry out vacuum-drying to PEEK powder, potassium titanate crystal whisker, nano-MgO powder and expanded graphite powder;
B, high-speed mixing: adopt high-speed mixer to carry out batch mixing to PEEK powder, potassium titanate crystal whisker, nano-MgO powder and expanded graphite powder, to make all material evenly blended;
C, mixed material put into the hot pressing die die cavity of 395-400 DEG C, after melting, at 20Mpa forming under the pressure, cooling and demolding;
Material after D, the demoulding is incubated 30min at 300 DEG C of temperature, is cooled to 250 DEG C of insulation 30min, then is cooled to 200 DEG C of insulation 30min, and whole insulating process pressure is 4Mpa, obtains finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510750117.6A CN105524418A (en) | 2015-11-06 | 2015-11-06 | Potassium titanate whisker reinforced PEEK resin and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510750117.6A CN105524418A (en) | 2015-11-06 | 2015-11-06 | Potassium titanate whisker reinforced PEEK resin and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105524418A true CN105524418A (en) | 2016-04-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510750117.6A Pending CN105524418A (en) | 2015-11-06 | 2015-11-06 | Potassium titanate whisker reinforced PEEK resin and preparation method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN105524418A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107629401A (en) * | 2017-09-22 | 2018-01-26 | 南京肯特复合材料股份有限公司 | Anti- rotation cross slip-ring of high temperature resistant and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02175793A (en) * | 1988-12-28 | 1990-07-09 | Riken Corp | Combination of sliding members |
| GB2342127A (en) * | 1998-09-29 | 2000-04-05 | Daido Metal Co | Plain bearing with resin layer containing PTFE on both the sliding surfaces between the shaft and element of the bearing |
| CN101220196A (en) * | 2008-01-22 | 2008-07-16 | 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 |
| CN101475729A (en) * | 2009-01-20 | 2009-07-08 | 吉林大学 | Polyether-ether-ketone ketone resin special material for electric connector and preparation thereof |
| CN101735554A (en) * | 2009-12-31 | 2010-06-16 | 长沙理工大学 | Polyetheretherketone composite material, preparation method and application thereof |
| CN104844775A (en) * | 2015-05-30 | 2015-08-19 | 吉林大学 | Expanded graphite flake/polyether-ether-ketone wear-resistant composite material and preparation method thereof |
-
2015
- 2015-11-06 CN CN201510750117.6A patent/CN105524418A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02175793A (en) * | 1988-12-28 | 1990-07-09 | Riken Corp | Combination of sliding members |
| GB2342127A (en) * | 1998-09-29 | 2000-04-05 | Daido Metal Co | Plain bearing with resin layer containing PTFE on both the sliding surfaces between the shaft and element of the bearing |
| CN101220196A (en) * | 2008-01-22 | 2008-07-16 | 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 |
| CN101475729A (en) * | 2009-01-20 | 2009-07-08 | 吉林大学 | Polyether-ether-ketone ketone resin special material for electric connector and preparation thereof |
| CN101735554A (en) * | 2009-12-31 | 2010-06-16 | 长沙理工大学 | Polyetheretherketone composite material, preparation method and application thereof |
| CN104844775A (en) * | 2015-05-30 | 2015-08-19 | 吉林大学 | Expanded graphite flake/polyether-ether-ketone wear-resistant composite material and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 王全兵等: ""高承载耐磨PEEK复合材料配方与制备工艺研究"", 《塑料工业》 * |
| 马娜等: ""干摩擦条件下短碳纤维／钛酸钾晶须增强聚醚醚酮复合材料的摩擦机制"", 《复合材料学报》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107629401A (en) * | 2017-09-22 | 2018-01-26 | 南京肯特复合材料股份有限公司 | Anti- rotation cross slip-ring of high temperature resistant and preparation method thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
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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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160427 |