CN103756204B - A kind of pump valve PET of resistance to creep modified teflon material - Google Patents
A kind of pump valve PET of resistance to creep modified teflon material Download PDFInfo
- Publication number
- CN103756204B CN103756204B CN201310672299.0A CN201310672299A CN103756204B CN 103756204 B CN103756204 B CN 103756204B CN 201310672299 A CN201310672299 A CN 201310672299A CN 103756204 B CN103756204 B CN 103756204B
- Authority
- CN
- China
- Prior art keywords
- powder
- pet
- creep
- auxiliary agent
- resistance
- 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.)
- Active
Links
- 239000000463 material Substances 0.000 title claims abstract description 29
- 239000004809 Teflon Substances 0.000 title claims abstract description 12
- 229920006362 Teflon® Polymers 0.000 title claims abstract description 12
- 239000000843 powder Substances 0.000 claims abstract description 23
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 13
- 239000002994 raw material Substances 0.000 claims abstract description 12
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims abstract description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000010431 corundum Substances 0.000 claims abstract description 6
- 229910052593 corundum Inorganic materials 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims abstract description 6
- 238000002360 preparation method Methods 0.000 claims abstract description 6
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910052700 potassium Inorganic materials 0.000 claims abstract description 4
- 239000011591 potassium Substances 0.000 claims abstract description 4
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 4
- 229960001866 silicon dioxide Drugs 0.000 claims abstract description 4
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 4
- 239000012467 final product Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 6
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 6
- 229960000892 attapulgite Drugs 0.000 claims description 6
- 239000004927 clay Substances 0.000 claims description 6
- 229910052625 palygorskite Inorganic materials 0.000 claims description 6
- SJECZPVISLOESU-UHFFFAOYSA-N 3-trimethoxysilylpropan-1-amine Chemical compound CO[Si](OC)(OC)CCCN SJECZPVISLOESU-UHFFFAOYSA-N 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910021591 Copper(I) chloride Inorganic materials 0.000 claims description 3
- 235000002918 Fraxinus excelsior Nutrition 0.000 claims description 3
- 239000002956 ash Substances 0.000 claims description 3
- 238000001354 calcination Methods 0.000 claims description 3
- 238000000748 compression moulding Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 claims description 3
- OXBLHERUFWYNTN-UHFFFAOYSA-M copper(I) chloride Chemical compound [Cu]Cl OXBLHERUFWYNTN-UHFFFAOYSA-M 0.000 claims description 3
- 229940045803 cuprous chloride Drugs 0.000 claims description 3
- WNVQCJNZEDLILP-UHFFFAOYSA-N dimethyl(oxo)tin Chemical compound C[Sn](C)=O WNVQCJNZEDLILP-UHFFFAOYSA-N 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 229910021389 graphene Inorganic materials 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 239000010977 jade Substances 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000005245 sintering Methods 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 239000011787 zinc oxide Substances 0.000 claims description 3
- 230000004048 modification Effects 0.000 abstract description 3
- 238000012986 modification Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Landscapes
- Lubricants (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention belongs to polymeric material field, being specifically related to a kind of pump valve PET of resistance to creep modified teflon material, does is this material made up of the raw material of following weight part: polytetrafluorethylepowder powder 100, PET? 12-14, silicon-dioxide 2-4, nano-corundum powder 1-2, potassium hexatitanate powder 2-4, auxiliary agent 4-5; The present invention utilizes the raw material such as PET, nano-corundum powder to carry out modification enhancement process to tetrafluoroethylene, its mechanical property is improved, the material of preparation has acted on the excellent performance of tetrafluoroethylene itself, the indexs such as its hardness, creep resistance, wear resisting property are all improved, pump, valve device prepared by modified teflon material provided by the invention, long service life, safe and reliable.
Description
Technical field
The invention belongs to polymeric material field, be specifically related to a kind of pump valve PET of resistance to creep modified teflon material and preparation method thereof.
Background technology
It is little that polytetrafluoroethylmaterial material has frictional coefficient, do not absorb water, difficult combustion, corrosion-resistant excellent performance properties such as grade, main as barrier film in pump valve, sealing member, the multiple device such as sealing friction pair, but in the application process of reality, it is large to there is linear expansivity in tetrafluoroethylene, poor dimensional stability, poor heat conductivity, easy-cold flow, the not shortcoming such as easy-formation, make its in use existing defects, have a strong impact on the performance of pump and valve, therefore, need to carry out modification to tetrafluoroethylene, improve its performance shortcomings, expand use range, increase the service life, guarantee the normal work of pump and valve.
Summary of the invention
The object of the invention is to, provide a kind of pump valve PET of resistance to creep modified teflon material, improve the mechanical property of polytetrafluoroethylmaterial material, to achieve these goals, the technical solution used in the present invention is as follows:
A kind of pump valve PET of resistance to creep modified teflon material, it is characterized in that, material of the present invention is made up of the raw material of following weight part: polytetrafluorethylepowder powder 100, PET12-14, silicon-dioxide 2-4, nano-corundum powder 1-2, potassium hexatitanate powder 2-4, auxiliary agent 4-5.
Described auxiliary agent is made up of the raw material of following weight part: attapulgite 30-35, clay 12-15, cuprous chloride 2-3, Graphene 1-2, zinc oxide 5-6, jade 4-5,3-aminopropyl trimethoxysilane 2-3, aluminum nitride powder 4-5, stalk ashes 1-2, dimethyl tin oxide 1-2, tea-polyphenol 1-2; Its preparation method is that attapulgite, clay are put into calcining furnace and calcine 3-4 hour at 800-830 DEG C, takes out cooling, pulverizes, puts into 12-15% aqueous hydrochloric acid, soaks 1-2 hour, filters, and with clear water washing, dries and get final product; Mixed with other surplus stock by the powder of drying, grinding distribution 2-3 hour, to obtain final product.
The described a kind of pump valve PET of resistance to creep modified teflon material, its production technique is:
(1), after tetrafluoroethylene being mixed with PET, pulverize for subsequent use;
(2) material of (1) is mixed with other raw material except auxiliary agent, under the condition of water as medium, be ground to 200-400 order, the powder dry for standby obtained;
(3) auxiliary agent is added in the material of (2), after being uniformly mixed, through compression molding, high temperature sintering, machining and get final product.
The invention has the advantages that: utilize the raw material such as PET, nano-corundum powder to carry out modification enhancement process to tetrafluoroethylene, its mechanical property is improved, the material of preparation has not only acted on the excellent performance of tetrafluoroethylene itself, the indexs such as its hardness, creep-resistant property, wear resisting property are all improved, pump, valve device prepared by modified teflon material provided by the invention, long service life, safe and reliable.
Embodiment
Embodiment
The present embodiment material is made up of following raw material: polytetrafluorethylepowder powder 100, PET14, silicon-dioxide 4, nano-corundum powder 2, potassium hexatitanate powder 4, auxiliary agent 5.
Described auxiliary agent is made up of the raw material of following weight part: attapulgite 30, clay 12, cuprous chloride 2, Graphene 1, zinc oxide 5, jade 4,3-aminopropyl trimethoxysilane 2, aluminum nitride powder 5, stalk ashes 2, dimethyl tin oxide 1, tea-polyphenol 1; Its preparation method is that attapulgite, clay are put into calcining furnace and calcine 3-4 hour at 800-830 DEG C, takes out cooling, pulverizes, puts into 12-15% aqueous hydrochloric acid, soaks 1-2 hour, filters, and with clear water washing, dries and get final product; Mixed with other surplus stock by the powder of drying, grinding distribution 2-3 hour, to obtain final product.
The described a kind of pump valve PET of resistance to creep modified teflon material, its production technique is:
(1), after tetrafluoroethylene being mixed with PET, pulverize for subsequent use;
(2) material of (1) is mixed with other raw material except auxiliary agent, under the condition of water as medium, be ground to 400 orders, the powder dry for standby obtained;
(3) auxiliary agent is added in the material of (2), after being uniformly mixed, through compression molding, high temperature sintering, machining and get final product.
The main technical details of material of the present invention is as follows:
Average wear coefficient is 2.3 × 10-5g/h, compressive strength 48MPa, compressive modulus of elasticity 1466MPa, flexural strength 18MPa, quality wear rate 0.21%, thermal expansivity (room temperature ~ 250 DEG C) 11.6 (10-5/ DEG C), permanent set 0.8%.
Claims (2)
1. the pump valve PET of a resistance to creep modified teflon material, it is characterized in that, this material is made up of the raw material of following weight part: polytetrafluorethylepowder powder 100, PET12-14, silicon-dioxide 2-4, nano-corundum powder 1-2, potassium hexatitanate powder 2-4, auxiliary agent 4-5;
Described auxiliary agent is made up of the raw material of following weight part: attapulgite 30-35, clay 12-15, cuprous chloride 2-3, Graphene 1-2, zinc oxide 5-6, jade 4-5,3-aminopropyl trimethoxysilane 2-3, aluminum nitride powder 4-5, stalk ashes 1-2, dimethyl tin oxide 1-2, tea-polyphenol 1-2; Its preparation method is that attapulgite, clay are put into calcining furnace and calcine 3-4 hour at 800-830 DEG C, takes out cooling, pulverizes, puts into 12-15% aqueous hydrochloric acid, soaks 1-2 hour, filters, and with clear water washing, dries and get final product; Mixed with other surplus stock by the powder of drying, grinding distribution 2-3 hour, to obtain final product.
2. a kind of pump valve PET of resistance to creep modified teflon material as claimed in claim 1, its production technique is:
(1), after tetrafluoroethylene being mixed with PET, pulverize for subsequent use;
(2) material of (1) is mixed with other raw material except auxiliary agent, under the condition of water as medium, be ground to 200-400 order, the powder dry for standby obtained;
(3) auxiliary agent is added in the material of (2), after being uniformly mixed, through compression molding, high temperature sintering, machining and get final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310672299.0A CN103756204B (en) | 2013-12-12 | 2013-12-12 | A kind of pump valve PET of resistance to creep modified teflon material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310672299.0A CN103756204B (en) | 2013-12-12 | 2013-12-12 | A kind of pump valve PET of resistance to creep modified teflon material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103756204A CN103756204A (en) | 2014-04-30 |
| CN103756204B true CN103756204B (en) | 2016-01-20 |
Family
ID=50523541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310672299.0A Active CN103756204B (en) | 2013-12-12 | 2013-12-12 | A kind of pump valve PET of resistance to creep modified teflon material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103756204B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105906999A (en) * | 2016-06-20 | 2016-08-31 | 安徽荣达阀门有限公司 | Corundum-filled carbon nano-teflon valve sealing ring |
| CN106751587B (en) * | 2016-12-28 | 2019-01-11 | 深圳市明鑫高分子技术有限公司 | graphene 3D printing material and preparation method thereof |
| CN113024975B (en) * | 2021-02-24 | 2022-11-08 | 浙江科赛新材料科技有限公司 | Large-diameter thin-wall polytetrafluoroethylene pasty extrusion pipe and preparation method thereof |
| CN118256051A (en) * | 2024-03-06 | 2024-06-28 | 广东德创新材料有限公司 | Creep-resistant polytetrafluoroethylene and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1401699A (en) * | 2002-09-29 | 2003-03-12 | 南京工业大学 | Potassium hexatitanate whisker reinforced polytetrafluoroethylene composite material |
| CN1560128A (en) * | 2004-02-26 | 2005-01-05 | 上海高分子材料研究开发中心 | High wear-resisting composite material of strenthen polytetrafuoro ethylene and fiber rod stone kind clay and preparation process and application thereof |
| CN101775186A (en) * | 2010-02-01 | 2010-07-14 | 南京肯特新材料有限公司 | Polytetrafluoroethylene composite material and product preparation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0647762A (en) * | 1992-07-29 | 1994-02-22 | Ntn Corp | Molding method for tetrafluoroethylene resin composition containing metal inert agent |
-
2013
- 2013-12-12 CN CN201310672299.0A patent/CN103756204B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1401699A (en) * | 2002-09-29 | 2003-03-12 | 南京工业大学 | Potassium hexatitanate whisker reinforced polytetrafluoroethylene composite material |
| CN1560128A (en) * | 2004-02-26 | 2005-01-05 | 上海高分子材料研究开发中心 | High wear-resisting composite material of strenthen polytetrafuoro ethylene and fiber rod stone kind clay and preparation process and application thereof |
| CN101775186A (en) * | 2010-02-01 | 2010-07-14 | 南京肯特新材料有限公司 | Polytetrafluoroethylene composite material and product preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103756204A (en) | 2014-04-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103756209A (en) | Wearproof and high temperature resistant modified polytetrafluoroethylene material for pumps and valves | |
| CN103756204B (en) | A kind of pump valve PET of resistance to creep modified teflon material | |
| CN102731942A (en) | Preparation method of talc filled PTFE composite material | |
| CN103319819B (en) | A kind of rubber seal | |
| CN103289260A (en) | Method for preparing ultrafine zeolite powder filling PTFE (polytetrafluoroethylene) composite material | |
| CN103724895A (en) | Hard-wearing reinforced and modified polytetrafluoroethylene material for pumps and valves | |
| CN103724894B (en) | The high temperature resistant polyphenyl ether modified polytetrafluoroethylmaterial material of a kind of pump valve | |
| CN103756208A (en) | Anticorrosion and insulating modified polytetrafluoroethylene material for pumps and valves | |
| CN106543543A (en) | A kind of Wear-resistant, high-temperature resistant high polymer material formulation | |
| CN103756206A (en) | Graphene-modified polytetrafluoroethylene material for pump valve | |
| CN103724892A (en) | Low-cost hard-wearing modified polytetrafluoroethylene material for pumps and valves | |
| CN103756215A (en) | Toughening and heatproof modified polytetrafluoroethylene material for pumps and valves | |
| CN103756210A (en) | High heat resistant modified polytetrafluoroethylene material for pumps and valves | |
| CN103756211A (en) | Anticorrosion and temperature resistant modified polytetrafluoroethylene material for pumps and valves | |
| CN103724893A (en) | Anti-corrosive modified polytetrafluoroethylene material with high wearing resistance for pumps and valves | |
| CN103756214A (en) | Aluminum nitride filled and modified polytetrafluoroethylene material for pumps and valves | |
| CN103756212A (en) | Gas phase white carbon black filled and modified polytetrafluoroethylene material for pumps and valves | |
| CN103756207A (en) | Heat-resistant modified polytetrafluoroethylene material for pump valve | |
| CN103756213A (en) | Nylon 12 modified polytetrafluoroethylene material for pumps and valves | |
| CN103756205A (en) | Glass fiber nylon reinforced polytetrafluoroethylene material for pump valve | |
| CN106191602A (en) | A kind of high-performance metal ceramic material | |
| CN105440520A (en) | High-temperature-resistant corrosion-resistant modified polytetrafluoroethylene material for pump valves | |
| CN103613806A (en) | Novel sealing pad material and preparation method thereof | |
| CN103772978B (en) | A kind of nylon washer combines material with anti-static material | |
| CN103665675B (en) | Gasket material that a kind of good airproof performance intensity is high and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A creep resistant PET modified polytetrafluoroethylene material for pump valves Granted publication date: 20160120 Pledgee: Jingxian SME Financing Guarantee Co.,Ltd. Pledgor: ANHUI KAITE PUMP Co.,Ltd. Registration number: Y2024980039435 |