CN106589504A - High-temperature-resistant heat-conducting stator rubber material and preparation method thereof - Google Patents
High-temperature-resistant heat-conducting stator rubber material and preparation method thereof Download PDFInfo
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Abstract
本发明属于橡胶材料及其制备方法领域，公开了一种耐高温导热定子橡胶材料及其制备方法。该橡胶材料按以下重量份数的原料制成：氢化丁腈橡胶100份；坡缕缟石3-10份；镁铝双金属氧化物5-10份；纳米氧化铝线5-30份；炭黑50-70份；氧化锌5-10份；硬脂酸1-2份；增塑剂10-20份；防老剂3-5份；交联剂2-3份；助交联剂1.5-2份。本发明采用氢化丁腈橡胶与坡缕缟石和镁铝双金属氧化物进行插层，同时引入导热性填料纳米氧化铝线，从而使得制备的橡胶既能达到耐高温的要求，也具有导热的特性。The invention belongs to the field of rubber materials and preparation methods thereof, and discloses a high-temperature-resistant heat-conducting stator rubber material and a preparation method thereof. The rubber material is made from the following raw materials in parts by weight: 100 parts of hydrogenated nitrile rubber; 3-10 parts of palygorskite; 5-10 parts of magnesium-aluminum double metal oxide; 5-30 parts of nano-alumina wire; 50-70 parts of black; 5-10 parts of zinc oxide; 1-2 parts of stearic acid; 10-20 parts of plasticizer; 3-5 parts of anti-aging agent; 2-3 parts of cross-linking agent; 2 servings. The invention adopts hydrogenated nitrile rubber, palygorskite and magnesium-aluminum double metal oxide for intercalation, and introduces thermally conductive filler nano-alumina wire at the same time, so that the prepared rubber can not only meet the requirements of high temperature resistance, but also have the characteristics of heat conduction .
Description
Technical field
The invention belongs to elastomeric material and its preparation field, are related to a kind of thermostable heat-conductive stator rubber material and preparation method thereof.
Background technology
The conventionally used butyronitrile rubber of stator, the thermostability with below average.Long-time is 100 DEG C using temperature, is used 40 days at 120 DEG C,
150 DEG C were only capable of using 3 days. and data above is static product index.Stator rubber of screw drilling tools is operated under dynamic adverse circumstances, so making
Will be had a greatly reduced quality with the life-span.It is additionally, since motion of the steel screw rod on rubber bushing (stator) surface and causes substantial amounts of heat, if heat can not be very
Fast conduction, will result in the rising of rubber internal temperature, further speeds up the aging of stator rubber and damages, shortens the working life of screw pump,
Limit the service life of screw pump.Nitrile rubber is replaced using the hydrogenated nitrile-butadiene rubber of thermostability preferably saturation, is coordinating intercalation technique and heat conduction
Technology, effectively improves the high-temperature stability of stator rubber.
The content of the invention
The technical problem to be solved is the deficiency existed for above-mentioned prior art, and provide a kind of thermostable heat-conductive stator rubber material and
Its preparation method.
The present invention by solve the problems, such as the technical scheme for adopting set forth above for：
A kind of thermostable heat-conductive stator rubber material and preparation method thereof, is made by the raw material of following parts by weight：
100 parts of hydrogenated nitrile-butadiene rubber；
Palygorskite 3-10 parts；
Magnalium bimetallic oxide 5-10 parts；
Nano oxidized aluminum steel 5-30 parts；
White carbon black 50-70 parts；
Zinc Oxide 5-10 part；
Stearic acid 1-2 parts；
Plasticizer 10-20 parts；
Age resistor 3-5 parts；
Cross-linking agent 2-3 parts；
Assistant crosslinking agent 1.5-2 parts.
Wherein, the acrylonitrile content of described hydrogenated nitrile-butadiene rubber is 43%, Mooney viscosity 55-70, residual double bonds content≤0.9；
Wherein, described Palygorskite is silane coupler modified Palygorskite, and particle diameter is 5 μm；
Wherein, described magnalium bimetallic oxide, 60 ± 10nm of particle diameter；
Wherein, described nano oxidized aluminum steel, diameter 35nm, length are 10 μm；
Wherein, described white carbon black is that white carbon black N220, white carbon black N550 and white carbon black N401 etc. can be suitably used for the present invention；
Wherein, described plasticizer is polyester type plasticizer, and molecular weight is 500-5000；
Wherein, described age resistor is antioxidant 4010NA, antioxidant NBC, one kind in antioxidant MB or is used in combination.Wherein, described crosslinking
Agent is organic peroxide, cumyl peroxide (BIPB) or the peroxidating -2- ethylhexyl carbonate tert-butyl esters (TBEC)；Described assistant crosslinking agent is
Iso-cyanuric acid triallyl ester (TAIC) or a N.N '-penylene BMI (HVA-2) or iso-cyanuric acid triallyl ester (TAIC)
And the mixture of a N.N '-penylene BMI (HVA-2).
A kind of thermostable heat-conductive stator rubber material and preparation method thereof, comprises the steps：
1) by 100 parts of hydrogenated nitrile-butadiene rubber, Palygorskite 3-10 parts, magnalium bimetallic oxide 5-10 parts, the banburying in the banbury, 100 DEG C of temperature,
Rotor speed is 35rpm, and mixing 8min obtains composite A；
2) by composite A, nano oxidized aluminum steel, 5-30 parts, white carbon black 50-70 parts；Zinc Oxide 5-10 part；Stearic acid 1-2 parts；Plasticizer
10-20 parts；Age resistor 3-5 parts；Knead on a mill, that is, obtain elastomeric compound B；
3) by elastomeric compound B, cross-linking agent 2-3 parts；Assistant crosslinking agent 1.5-2 parts, knead on a mill, beat 6-8 triangle bag, and bottom sheet obtains glue
Piece C.
4) film C is vulcanized on flat board sulfur machine, the condition of sulfuration is 165 DEG C × 25min, 10～15MPa of pressure, in 180 DEG C of baking ovens
Post vulcanization 2 hours, obtains final product thermostable heat-conductive stator rubber material.
Advantage of the invention is that the hydrogenated nitrile-butadiene rubber of saturation is base material, with advanced Palygorskite and the common intercalation technique of magnalium bimetallic oxide,
And composite Nano oxidation aluminum steel is heat filling, significantly improves the heat problem of transmission of stator rubber, effectively increases the resistance to height of stator rubber
Temperature characteristics.
Specific embodiment
For a better understanding of the present invention, present disclosure is further elucidated with reference to embodiment, but the present invention is not limited solely to following reality
Apply example.
Embodiment 1
A kind of thermostable heat-conductive stator rubber material and preparation method thereof, is made by the raw material of following parts by weight：
100 parts of hydrogenated nitrile-butadiene rubber；
3 parts of Palygorskite；
5 parts of magnalium bimetallic oxide；
5 parts of nano oxidized aluminum steel；
50 parts of white carbon black；
5 parts of Zinc Oxide；
1 part of stearic acid；
10 parts of plasticizer；
3 parts of age resistor；
2 parts of cross-linking agent；
1.5 parts of assistant crosslinking agent.
Wherein, the acrylonitrile content of described hydrogenated nitrile-butadiene rubber is 43%, Mooney viscosity 55-70, residual double bonds content≤0.9.
Wherein, described Palygorskite is silane coupler modified Palygorskite, and particle diameter is 5 μm.
Wherein, described magnalium bimetallic oxide, 60 ± 10nm of particle diameter.
Wherein, described nano oxidized aluminum steel, diameter 35nm, length are 10 μm.
Wherein, described white carbon black is white carbon black N220.
Wherein, described plasticizer is polyester type plasticizer, and molecular weight is 500.
Wherein, described age resistor is antioxidant 4010NA
Wherein, described cross-linking agent be organic peroxide, cumyl peroxide (BIPB)；Described assistant crosslinking agent is the different melamine of triallyl
Acid esters (TAIC).
A kind of thermostable heat-conductive stator rubber material and preparation method thereof, comprises the steps：
1) by 100 parts of hydrogenated nitrile-butadiene rubber, 3 parts of Palygorskite, 5 parts of magnalium bimetallic oxide, the banburying in the banbury, 100 DEG C of temperature,
Rotor speed is 35rpm, and mixing 8min obtains composite A；
2) by composite A, 5 parts of nano oxidized aluminum steel, 50 parts of white carbon black；5 parts of Zinc Oxide；1 part of stearic acid；10 parts of plasticizer；Age resistor
3 parts；Knead on a mill, that is, obtain elastomeric compound B；
3) by elastomeric compound B, 2 parts of cross-linking agent；1.5 parts of assistant crosslinking agent, is kneaded on a mill, beats 6-8 triangle bag, and bottom sheet obtains film C；
4) film C is vulcanized on flat board sulfur machine, the condition of sulfuration is 165 DEG C × 25min, 10～15MPa of pressure, in 180 DEG C of baking ovens
Post vulcanization 2 hours, obtains final product thermostable heat-conductive stator rubber.
Gained heat conduction screw stator rubber heat conductivity is 0.59W/ (m DEG C), 185 DEG C of X168h performances of hot air aging：Firmness change+5；Stretching
Change rate of strength -12%, elongation at break rate of change -12%.
Embodiment 2
A kind of thermostable heat-conductive stator rubber material and preparation method thereof, is made by the raw material of following parts by weight：
100 parts of hydrogenated nitrile-butadiene rubber；
10 parts of Palygorskite；
10 parts of magnalium bimetallic oxide；
30 parts of nano oxidized aluminum steel；
70 parts of white carbon black；
10 parts of Zinc Oxide；
2 parts of stearic acid；
20 parts of plasticizer；
5 parts of age resistor；
3 parts of cross-linking agent；
2 parts of assistant crosslinking agent.
Wherein, the acrylonitrile content of described hydrogenated nitrile-butadiene rubber is 43%, Mooney viscosity 55-70, residual double bonds content≤0.9.
Wherein, described Palygorskite is silane coupler modified Palygorskite, and particle diameter is 5 μm.
Wherein, described magnalium bimetallic oxide, 60 ± 10nm of particle diameter.
Wherein, described nano oxidized aluminum steel, diameter 35nm, length are 10 μm.
Wherein, described white carbon black is white carbon black N550.
Wherein, described plasticizer is polyester type plasticizer, and molecular weight is 5000.
Wherein, described age resistor is antioxidant NBC.
Wherein, described cross-linking agent be organic peroxide, the peroxidating -2- ethylhexyl carbonate tert-butyl esters (TBEC)；Described assistant crosslinking agent be N.N '-
Between penylene BMI (HVA-2).
A kind of thermostable heat-conductive stator rubber material and preparation method thereof, comprises the steps：
1）By 100 parts of hydrogenated nitrile-butadiene rubber, 10 parts of Palygorskite, 10 parts of magnalium bimetallic oxide, the banburying in the banbury, 100 DEG C of temperature,
Rotor speed is 35rpm, and mixing 8min obtains composite A.
2) by composite A, 30 parts of nano oxidized aluminum steel, 70 parts of white carbon black；10 parts of Zinc Oxide；2 parts of stearic acid；20 parts of plasticizer；It is anti-
5 parts of old agent, is kneaded on a mill, that is, obtain elastomeric compound B；
3) by elastomeric compound B, 3 parts of cross-linking agent；2 parts of assistant crosslinking agent, is kneaded on a mill, beats 6-8 triangle bag, and bottom sheet obtains film C.
4) film C is vulcanized on flat board sulfur machine, the condition of sulfuration is 165 DEG C × 25min, 10～15MPa of pressure, in 180 DEG C of baking ovens
Post vulcanization 2 hours, obtains final product thermostable heat-conductive stator rubber.
Gained heat conduction screw stator rubber heat conductivity is 1.125W/ (m DEG C), 185 DEG C of X168h performances of hot air aging：Firmness change+3；Draw
Stretch change rate of strength -10%, elongation at break rate of change -10%.
Embodiment 3
A kind of thermostable heat-conductive stator rubber material and preparation method thereof, is made by the raw material of following parts by weight：
100 parts of hydrogenated nitrile-butadiene rubber；
7 parts of Palygorskite；
7 parts of magnalium bimetallic oxide；
20 parts of nano oxidized aluminum steel；
60 parts of white carbon black；
7 parts of Zinc Oxide；
1.5 parts of stearic acid；
15 parts of plasticizer；
4 parts of age resistor；
2.5 parts of cross-linking agent；
1.8 parts of assistant crosslinking agent.
Wherein, the acrylonitrile content of described hydrogenated nitrile-butadiene rubber is 43%, Mooney viscosity 55-70, residual double bonds content≤0.9.
Wherein, described Palygorskite is silane coupler modified Palygorskite, and particle diameter is 5 μm.
Wherein, described magnalium bimetallic oxide, 60 ± 10nm of particle diameter.
Wherein, described nano oxidized aluminum steel, diameter 35nm, length are 10 μm.
Wherein, described white carbon black is white carbon black N401.
Wherein, described plasticizer is polyester type plasticizer, and molecular weight is 2000.
Wherein, described age resistor antioxidant NBC and antioxidant MB are used in combination, and ratio is 1: 1.
Wherein, described cross-linking agent is organic peroxide, cumyl peroxide (BIPB) and the peroxidating -2- ethylhexyl carbonate tert-butyl esters (TBEC)
It is used in combination, ratio is 1: 1；Described assistant crosslinking agent is iso-cyanuric acid triallyl ester (TAIC) and a N.N '-penylene BMI (HVA-2)
It is used in combination, its ratio is 1: 1.
A kind of thermostable heat-conductive stator rubber material and preparation method thereof, comprises the steps：
1）By 100 parts of hydrogenated nitrile-butadiene rubber, 7 parts of Palygorskite, 7 parts of magnalium bimetallic oxide, the banburying in the banbury, 100 DEG C of temperature,
Rotor speed is 35rpm, and mixing 8min obtains composite A；
2) by composite A, nano oxidized aluminum steel, 20 parts, 60 parts of white carbon black；7 parts of Zinc Oxide；1.5 parts of stearic acid；15 parts of plasticizer；
4 parts of age resistor；Knead on a mill, that is, obtain elastomeric compound B；
3) by elastomeric compound B, 2.5 parts of cross-linking agent；1.8 parts of assistant crosslinking agent, is kneaded on a mill, beats 6-8 triangle bag, and bottom sheet obtains film
C；
4) film C is vulcanized on flat board sulfur machine, the condition of sulfuration is 165 DEG C × 25min, 10～15MPa of pressure, in 180 DEG C of baking ovens
Post vulcanization 2 hours, obtains final product thermostable heat-conductive stator rubber.
Gained heat conduction screw stator rubber heat conductivity is 0.89W/ (m DEG C), 185 DEG C of X168h performances of hot air aging：Firmness change+6；Stretching
Change rate of strength -8%, elongation at break rate of change -8%.
Can learn that the present invention program has superior performance by above-described embodiment and test data, with significant progressive.
Above example is the preferred embodiment of the present invention, but embodiments of the present invention are not limited by above-mentioned several embodiments.Therefore it is all in present aspect
In the range of any modification for being made and supplement, within protection scope of the present invention.
Claims (9)
1. a kind of thermostable heat-conductive stator rubber material, it is characterised in that：Constitute by the raw material of following parts by weight：
100 parts of hydrogenated nitrile-butadiene rubber；Palygorskite 3-10 parts；Magnalium bimetallic oxide 5-10 parts；Nano oxidized aluminum steel 5-30 parts；White carbon black 50-70
Part；Zinc Oxide 5-10 part；Stearic acid 1-2 parts；Plasticizer 10-20 parts；Age resistor 3-5 parts；Cross-linking agent 2-3 parts；Assistant crosslinking agent 1.5-2 parts.
2. a kind of thermostable heat-conductive stator rubber material according to claim 1, it is characterised in that：The acrylonitrile of described hydrogenated nitrile-butadiene rubber contains
Measure as 43%, Mooney viscosity 55-70, residual double bonds content≤0.9.
3. a kind of thermostable heat-conductive stator rubber material according to claim 1, it is characterised in that：Described Palygorskite changes for silane coupler
The Palygorskite of property, particle diameter is 5um.
4. a kind of thermostable heat-conductive stator rubber material according to claim 1, it is characterised in that：Described magnalium bimetallic oxide, particle diameter
For 60 ± 10nm.
5. a kind of thermostable heat-conductive stator rubber material according to claim 1, it is characterised in that：Described nano oxidized aluminum steel, diameter 35nm,
Length is 10um.
6. a kind of thermostable heat-conductive stator rubber material according to claim 1, it is characterised in that：Described plasticizer is polyester type plasticizer,
Molecular weight is 500-5000.
7. a kind of thermostable heat-conductive stator rubber material according to claim 1, it is characterised in that：Described age resistor is antioxidant 4010NA,
Antioxidant NBC, one kind in antioxidant MB or is used in combination.
8. a kind of thermostable heat-conductive stator rubber material according to claim 1, it is characterised in that：Described cross-linking agent be organic peroxide, mistake
Oxidation diisopropylbenzene (DIPB) (BIPB) or the peroxidating -2- ethylhexyl carbonate tert-butyl esters (TBEC)；Described assistant crosslinking agent is iso-cyanuric acid triallyl ester
Or a N.N '-penylene BMI (HVA-2) or iso-cyanuric acid triallyl ester (TAIC) and a N.N '-penylene span come (TAIC)
The mixture of acid imide (HVA-2).
9. a kind of preparation method of thermostable heat-conductive stator rubber material, it is characterised in that comprise the steps：
1) by 100 parts of hydrogenated nitrile-butadiene rubber, Palygorskite 3-10 parts, magnalium bimetallic oxide 5-10 parts, the banburying in the banbury, 100 DEG C of temperature,
Rotor speed is 35rpm, and mixing 8min obtains composite A；
2) by composite A, nano oxidized aluminum steel 5-30 parts；White carbon black 50-70 parts；Zinc Oxide 5-10 part；Stearic acid 1-2 parts；Plasticizer 10-20
Part；Age resistor 3-5 parts；Knead on a mill, that is, obtain elastomeric compound B；
3) by elastomeric compound B, cross-linking agent 2-3 parts；Assistant crosslinking agent 1.5-2 parts, knead on a mill, beat 6-8 triangle bag, and bottom sheet obtains film C；
4) film C is vulcanized on flat board sulfur machine, the condition of sulfuration is 165 DEG C × 25min, 10～15MPa of pressure, in 180 DEG C of baking ovens
Post vulcanization 2 hours, obtains final product thermostable heat-conductive stator rubber material.
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| CN108659292A (en) * | 2017-04-01 | 2018-10-16 | 青岛科技大学 | A kind of hydrogenated nitrile-butadiene rubber material and preparation method thereof |
| CN110483867A (en) * | 2019-09-29 | 2019-11-22 | 中国石油集团川庆钻探工程有限公司 | A kind of high-temperature and high-presure resistent rubber material and preparation method thereof |
| CN116462893A (en) * | 2023-04-17 | 2023-07-21 | 广东石油化工学院 | A rubber material for oil seal with high thermal conductivity, high wear resistance and long life |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116462893A (en) * | 2023-04-17 | 2023-07-21 | 广东石油化工学院 | A rubber material for oil seal with high thermal conductivity, high wear resistance and long life |
| CN116462893B (en) * | 2023-04-17 | 2025-05-27 | 广东石油化工学院 | Rubber material for high-heat-conductivity, high-wear-resistance and long-service-life oil seal |
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