CN110157124A - A kind of tetrapropanate fluorine rubber composition of hydrogen sulfide corrosion-resistant and its application - Google Patents
A kind of tetrapropanate fluorine rubber composition of hydrogen sulfide corrosion-resistant and its application Download PDFInfo
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- C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
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Abstract
The present invention relates to High-molecular rubber material, tetrapropanate fluorine rubber composition and its application of a kind of hydrogen sulfide corrosion-resistant are disclosed.The tetrapropanate fluorine rubber composition is prepared by the raw material of following parts by weight: 100 parts of tetrapropanate fluorine rubbers, 1-3 parts of crosslinking agents, 1-8 parts of promotors, 1-5 parts of acid absorbents, 1-15 parts of carbon nanotubes, 40-60 parts of fillers, 1-3 parts of processing aids.There is the tetrapropanate fluorine rubber composition of hydrogen sulfide corrosion-resistant provided by the invention excellent anti-implosion performance and anti-extrusion performance and excellent high-concentration hydrogen sulfide corrosion resistance, resistance to low temperature also to substantially improve.
Description
Technical field
The present invention relates to High-molecular rubber materials, and in particular to a kind of tetrapropanate fluorine rubber composition of hydrogen sulfide corrosion-resistant and
It is applied.
Background technique
As oil gas drilling depth gradually increases, oily gas ingredients and pressure condition become increasingly complex, as a result, oil gas
More stringent requirements are proposed to related rubber packing material for drilling, transmission and processing technology relevant device.In high temperature and pressure work
Under condition, rubber material even more proposes rubber material anti-implosion (AED, Anti- in addition to excellent physical mechanical performance
Explosive Decompression) or the Quick Depressurization of resistance to gas (RGD, Rapid Gas Decompression) and rubber
The requirement of the properties such as the anti-extrusion deformation of glue material (ER, Extrusion Resistance).In recent decades, sulfide hydrogen is rotten
The oil gas field of erosion medium occurs in succession, and corrosion not only causes huge economic loss, while also making to the exploitation of oil gas field, production
Personal safety is also threatened since hydrogen sulfide is toxic at environmental pollution.Height is constantly discovered in China's investigation and prospecting in recent years to contain
Sulphur oil gas field, such as the general light in southwest, the gas field Yuan Ba, the concentration of hydrogen sulfide in work condition environment are even as high as 20%.High temperature is high
It presses high sulfur-bearing operating condition that can constantly corrode rubber packing material, and then leads to the seal failure of rubber material, lead to Containing Sulfur
The serious accident that hydrogen natural gas leaks.As it can be seen that the reliable rubber of resistance to hydrogen sulfide is close under high temperature and pressure and high sulfur-bearing operating condition
Sealing is particularly significant.
Tetrapropanate fluorine rubber (FEPM) is fluorine rubber polymer, and U.S.'s ASTM D1418 standard divides this kind of fluorine-containing rubber
Xanthan polymer is FEPM, is a kind of common materials for oil gas field sealing.Chinese patent CN102250437B discloses one kind
Acidproof, alkaline-resisting and hydrogen sulfide corrosion-resistant tetrapropanate fluorine rubber composition, the composition, which can be used for preparing in hydrogen-sulfide environmental, to be used
Rubber product, it containing cage-type silsesquioxane is that crosslinking accelerator and peroxide cure form crosslinking and tie which, which uses a kind of,
Structure, the stability of Lai Gaishan tetrapropanate fluorine rubber in acid condition, but inventive composition vulcanizing material performance since hardness is too low,
It is not suitable under high pressure resistant operating condition, is unable to satisfy anti-implosion and anti-extrusion deformation requirement.The tetrapropanate fluorine rubber of general molecular structure
Lower temperature resistance is poor, and only -3 DEG C or so of glass transition temperature, using there is certain limitation under low temperature environment.
Summary of the invention
It is an object of the invention to overcome disadvantage of the existing technology, a kind of 4 third fluorine rubbers of hydrogen sulfide corrosion-resistant are provided
Glue composition.
To achieve the goals above, the invention adopts the following technical scheme:
A kind of tetrapropanate fluorine rubber composition of hydrogen sulfide corrosion-resistant, is prepared by the supplementary material of following parts by weight:
The tetrapropanate fluorine rubber is the tetrapropanate fluorine rubber for the peroxide cure that fluorine content is 57%-67%；Described 4 third
Fluorubber is tetrafluoroethylene-propylene polymer, tetrafluoroethylene-propylene-cure site monomer polymer, tetrafluoroethylene-propylene-inclined two
One or more of fluoroethylene polymer or ethylene-tetrafluoroethylene-perfluoro methyl vinyl ether-cure site monomer polymer.
Preferably, the tetrapropanate fluorine rubber is Aflas 100S or Viton ETP600S.
Preferably, the crosslinking agent is 2,5- dimethyl -2,5- bis(t-butylperoxy) hexane or 1, bis- (the tertiary fourths of 3-
Base peroxy) diisopropylbenzene (DIPB).
Preferably, the promotor is Triallyl isocyanurate (TAIC)；The acid absorbent is oxide of high activity
Zinc.
Preferably, the carbon nanotube is one or both of single-walled carbon nanotube or multi-walled carbon nanotube.
Preferably, the filler is carbon black N990, carbon black N774, carbon black N550 or carbon black Austin 325 one kind or
It is several.
Preferably, the processing aid is odium stearate or HT290.
A kind of preparation method of the tetrapropanate fluorine rubber composition of hydrogen sulfide corrosion-resistant, specifically includes the following steps:
(1) by the tetrapropanate fluorine rubber of 100 parts by weight plasticate on the double roll mill uniformly and packet roller, then by 1-3 weight
Crosslinking agent, the promotor of 1-8 parts by weight, the acid absorbent of 1-5 parts by weight, the carbon nanotube of 1-15 parts by weight, 40-60 weight of part
The filler of part and the processing aid auxiliary material of 1-3 parts by weight are pre-mixed uniformly, and are gradually added in open mill, by 4 third fluorine rubbers
Glue is mixed with auxiliary material；
(2) after tetrapropanate fluorine rubber is mixed with auxiliary material, the rubber composition or so of packet roller is operated on to 5-10 times each, adjusting mill
Machine roll spacing clot or is beaten triangle packet mode 10 times to minimum, and entire mixing time controls the open mill roller between 15-20 minutes
Temperature control system be lower than 80 DEG C hereinafter, make rubber material be kneaded uniformly after slice, obtain tetrapropanate fluorine rubber rubber compound.
(3) after the tetrapropanate fluorine rubber rubber compound prepared being displayed 16 hours, then back mixing slice is stand-by.
The present invention provides a kind of above-mentioned tetrapropanate fluorine rubber compositions in preparing the high sulfur-bearing operating condition of industrial gas oil
The application in rubber product used.
The present invention provides a kind of above-mentioned tetrapropanate fluorine rubber compositions to prepare the sealing of industrial gas oil downhole tool
Application in part, uphole equipment sealing element, pipeline valve sealing element, pump and compressor seal part.
Beneficial effects of the present invention: the present invention uses Triallyl isocyanurate (TAIC) for promotor, the bis- (uncles of 1,3-
Butyl peroxy) diisopropylbenzene (DIPB) be crosslinking agent vulcanizing system, to molecular structure be tetrafluoroethylene-propylene polymer, tetrafluoro second
Alkene-propylene-cure site monomer polymer or tetrafluoroethylene-propylene-vinylidene fluoride polymer are vulcanized, and are received using a small amount of carbon
Mitron or high hard carbon black carry out reinforcement, and gained tetrapropanate fluorine rubber composition passes through high-concentration hydrogen sulfide corrosion test, experiment knot
Fruit shows that its hydrogen sulfide corrosion-resistant is excellent.In order to which a kind of preferable tetrapropanate fluorine rubber composition of cryogenic property is made, the present invention
The tetrapropanate fluorine rubber polymer in molecular structure containing low temperature polyether monomer is selected, such as ethylene-tetrafluoroethylene-perfluoro-methyl second
Alkene ether-cure site monomer polymer Viton ETP600S, while Triallyl isocyanurate (TAIC) is used to promote
Agent, 2,5- dimethyl -2,5- bis(t-butylperoxy) hexanes are crosslinking agent, using a small amount of carbon nanotube or high hard carbon black
Carry out reinforcement, gained tetrapropanate fluorine rubber composition have more excellent hydrogen sulfide corrosion-resistant performance, glass transition temperature be-
11 DEG C, resistance to low temperature is also significantly better than 4 third prepared using the tetrapropanate fluorine rubber polymer without low temperature polyether monomer as raw material
Fluoro-rubber composite.
Tetrapropanate fluorine rubber composition of hydrogen sulfide corrosion-resistant provided by the invention and preparation method thereof, reasonably optimizing filler
And vulcanizing system, test result show the tetrapropanate fluorine rubber composition of hydrogen sulfide corrosion-resistant provided by the invention, have excellent
Anti- implosion performance and anti-extrusion performance and excellent high-concentration hydrogen sulfide corrosion resistance, resistance to low temperature also change significantly
It is kind.
Specific embodiment
The invention discloses a kind of tetrapropanate fluorine rubber composition of hydrogen sulfide corrosion-resistant and its application, those skilled in the art
Present disclosure can be used for reference, realization of process parameters is suitably modified.In particular, it should be pointed out that all similar substitutions and modifications pair
It is it will be apparent that they are considered as including in the present invention for those skilled in the art.It method of the invention and answers
With being described by preferred embodiment, related personnel can obviously not depart from the content of present invention, in spirit and scope
To method described herein and application is modified or appropriate changes and combinations, carrys out implementation and application the technology of the present invention.
A kind of embodiment 1: tetrapropanate fluorine rubber composition of hydrogen sulfide corrosion-resistant
Table 1 is the formula of No. 1 to No. 6 tetrapropanate fluorine rubber composition, wherein the detailed weight ratio ginseng of each component in raw material
It is shown in Table 1.
1 1-6 tetrapropanate fluorine rubber composite formula of table
| Serial number | No. 1 | No. 2 | No. 3 | No. 4 | No. 5 | No. 6 |
| FEPM rubber Aflas 100S | 100.00 | 100.00 | 100.00 | 100.00 | ||
| FEPM rubber Viton ETP600S | 100.00 | 100.00 | ||||
| Carbon nanotube GTR | 5.00 | 10.00 | 5.00 | |||
| Promotor TAIC-S70 | 7.00 | 7.00 | 7.00 | 7.00 | 4.00 | 4.00 |
| Crosslinking agent P14-40 | 2.50 | 2.50 | 2.50 | 2.50 | ||
| Crosslinking agent 101XL-45 | 1.50 | 1.50 | ||||
| Zinc oxide META-Z 102 | 3.00 | 3.00 | ||||
| Carbon black N990 | 20.00 | 15.00 | 20.00 | 20.00 | 50.00 | 20.00 |
| Carbon black N774 | 25.00 | |||||
| Carbon black N550 | 35.00 | 30.00 | 30.00 | 25.00 | ||
| Carbon black Austin 325 | 15.00 | |||||
| Odium stearate | 1.00 | 1.00 | 1.00 | 1.00 | ||
| Processing aid HT 290 | 1.20 | 1.50 | 1.20 | 1.20 | 1.50 | 1.00 |
Embodiment 2:
(1) performance test of tetrapropanate fluorine rubber composition
Each component is weighed to No. 6 formula (parts by weight) ratios according to No. 1 in embodiment 1, by tetrapropanate fluorine rubber in double rods
It begins to pratise packet roller on machine, the auxiliary materials such as carbon nanotube, crosslinking agent, promotor, acid absorbent, carbon black and processing aid is added in open mill
Mixed with tetrapropanate fluorine rubber, the rubber composition or so of packet roller operated on each 8 times, adjust open mill roll spacing to minimum, clot or
It beats triangle packet mode 10 times, entire mixing time control is between 15 minutes, and the control of open mill roller temperature is lower than 80 DEG C hereinafter, making rubber
Slice after glue material is kneaded uniformly, obtains tetrapropanate fluorine rubber rubber compound, after this tetrapropanate fluorine rubber rubber compound is displayed 16 hours, then
Back mixing slice is stand-by.
The performance test of tetrapropanate fluorine rubber composition: at a temperature of 180 DEG C, under the conditions of 10 minutes one step cures,
20MPa molding is sulfided into standard rubbers test piece, post vulcanization 8 hours again at a temperature of 200 DEG C, by obtained rubber test piece by mark
Quasi- test bars sample preparation is simultaneously tested, and the performance test data of 1-6 tetrapropanate fluorine rubber composition the results are shown in Table 2.
Wherein, the test method and standard being related to are as follows:
1, GB/T 531.1-2008 vulcanized rubber or thermoplastic elastomer penetration hardness test method first part: shore is hard
Spend meter method；
2, the measurement of GB/T 528-2009 vulcanized rubber or thermoplastic elastomer tensile stress-strain performance；
3, the measurement of GB/T 529-2008 vulcanized rubber or thermoplastic elastomer tearing strength；
4, the measuring temperature of GB/T 7758-2002 vulcanized rubber cryogenic property bounces back method (TR test)；
5, GB/T 19466.2-2004 plastics differential scanning calorimetry (DSC) part 2: the survey of glass transition temperature
It is fixed；
6, the quick decompression test method of the anti-gas of NORSOK M710 Rev.2 rubber packing material and requirement；
7, it the anti-extrusion test method of API: is surveyed anti-extrusion is placed in a thickness of the permanent deformation test block of the standard compression of 12.7mm
It tries in instrument, test block and pressure column gap are 0.34mm, at a certain temperature, pressurize to pressure column, it is made to press rubber
Deformation, pressure calculate rubber block height change, the height retention rate of rubber block is used as anti-extrusion at this time to after setting test request
The characterization haveing excellent performance；
2 1-6 tetrapropanate fluorine rubber performance test data of table
| Serial number | No. 1 | No. 2 | No. 3 | No. 4 | No. 5 | No. 6 |
| Hardness, Shore A | 86 | 88 | 92 | 95 | 89 | 92 |
| Tensile strength, MPa | 18.9 | 18.0 | 19.6 | 20.2 | 17.1 | 20.6 |
| Elongation, % | 166 | 153 | 140 | 152 | 238 | 198 |
| 50% modulus, MPa | 5.3 | 5.2 | 9.1 | 10.2 | 6.4 | 9.2 |
| 100% modulus, MPa | 12.2 | 11.9 | 15.9 | 15.9 | 11.1 | 16.7 |
| Right-angle tearing, KN/m | 43.9 | 46.5 | 58.0 | 70.4 | 30.1 | 47.8 |
| Cold snap-back TR10, DEG C | -3.6 | -3.5 | -3.4 | -3.5 | -11.6 | -11.5 |
| Glass transition temperature Tg, DEG C | -3.1 | -3.2 | -3.1 | -3.2 | -11.0 | -11.1 |
| The anti-extrusion measurement of API | Good | Better | Best | Best | Best | Best |
| NORSOK M710 measurement | Pass through | Pass through | Pass through | Pass through | Pass through | Pass through |
2 data of table are shown, add a certain amount of carbon nanotubes for tetrapropanate fluorine rubber Aflas 100S, rubber material hardness mentions
High obviously such as No. 3 are added 5 parts of carbon nanotubes corresponding reduction carbon black N550 number simultaneously, keep the total gum content of formula constant, hardness
Increase to 92 Shore A from 86 Shore A；When 10 parts of carbon nanotubes of No. 4 additions, hardness from 86 Shore A be significantly increased to
95 Shore A.Therefore, appropriate amount carbon nanotubes is added in tetrapropanate fluorine rubber, in the condition for keeping corresponding caoutchouc elasticity
Under, available high durometer rubber product.Separately it can also be seen that addition carbon nanotubes tetrapropanate fluorine rubber material from 2 data of table
Expect that 50% modulus, 100% modulus are also significantly increased, tensile strength also greatly improves, and tearing strength also has and improves to a certain degree, resists
Extrusion performance is also obviously improved with hardness increase, and anti-gas Quick Depressurization is had excellent performance.For rubber Viton ETP600S, add
Add a certain amount of carbon nanotubes, also there are respective performances to improve and improve.
(2) the resistance to 20% hydrogen sulfide corrosion performance test of tetrapropanate fluorine rubber composition, reference standard are as follows: NACE TM0187-
The assessment of 2011 sour gas environment elastomer materials, test temperature: 175 DEG C, pressure: 6.9MPa, the testing time: 168 is small
When.The performance test data of resistance to 20% hydrogen sulfide corrosion of 1-6 tetrapropanate fluorine rubber composition the results are shown in Table 3
The resistance to 20% hydrogen sulfide corrosion performance test of 3 1-6 tetrapropanate fluorine rubber of table
| Serial number | No. 1 | No. 2 | No. 3 | No. 4 | No. 5 | No. 6 |
| Firmness change, Shore A | -22 | -20 | -21 | -20 | -3 | -4 |
| Mass change, % | 8.5 | 8.1 | 7.9 | 7.7 | 1.5 | 1.6 |
| Volume change, % | 17.7 | 17.5 | 16.9 | 16.5 | 3.5 | 3.2 |
| 50% modulus change, % | 40 | 38 | 36 | 34 | 5 | 7 |
| 100% modulus change, % | 29 | 25 | 27 | 29 | 7 | 8 |
| Tensile strength variation, % | 16 | 15 | 17 | 15 | 2 | 2 |
| Elongation change, % | 14 | 12 | 15 | 11 | 5 | 6 |
3 data of table are shown, according to the test appraisal procedure of NACE TM0187-2011, in 175 DEG C of temperature, 6.9MPa pressure
And under the conditions of 168 hours corrosion tests, tetrapropanate fluorine rubber Aflas 100S composite formula No. 1-No. 4, have preferable resistance to
Corrosive nature, tensile strength variation and elongation change are within 25%.Tetrapropanate fluorine rubber Viton ETP600S composition is matched
Side No. 5-No. 6, has excellent corrosion resistance, and tensile strength variation and elongation change are respectively less than 10%.
Embodiment 3: the preparation of tetrapropanate fluorine rubber composition
(1) the tetrafluoroethylene-propylene polymer Aflas 100S of 100 parts by weight is plasticated uniformly simultaneously on the double roll mill
Packet roller, then by the carbon nanotube of 15 parts by weight, 1, the 3- bis(t-butylperoxy)diisopropylbenzenes of 1 parts by weight, 1 parts by weight
Triallyl isocyanurate, the filler carbon black N990 of 40 parts by weight, 1 parts by weight odium stearate be pre-mixed uniformly, and by
It gradually is added in open mill, tetrapropanate fluorine rubber is mixed with auxiliary material；
(2) after mixing tetrapropanate fluorine rubber with auxiliary material, the rubber composition or so of packet roller is operated on each 5 times, adjusts mill
Machine roll spacing clot or is beaten triangle packet mode 10 times to minimum, and entire mixing time controls the open mill roller temperature control between 15 minutes
System at 80 DEG C hereinafter, make rubber material be kneaded uniformly after slice, obtain tetrapropanate fluorine rubber rubber compound；
(3) after the tetrapropanate fluorine rubber rubber compound prepared being displayed 16 hours, then back mixing slice is stand-by.
Embodiment 4: the preparation of tetrapropanate fluorine rubber composition
(1) by the tetrafluoroethylene-propylene of 100 parts by weight-cure site monomer polymer Aflas 300S in two-roll mill
On plasticate uniformly and packet roller, then by 1, the 3- bis(t-butylperoxy) diisopropyl of the carbon nanotube of 1 parts by weight, 1 parts by weight
Benzene, the Triallyl isocyanurate of 8 parts by weight, the filler carbon black N990 of 60 parts by weight, 3 parts by weight odium stearate mix in advance
It closes uniformly, and is gradually added in open mill, tetrapropanate fluorine rubber is mixed with auxiliary material；
(2) after mixing tetrapropanate fluorine rubber with auxiliary material, the rubber composition or so of packet roller is operated on each 10 times, adjusts mill
Machine roll spacing clot or is beaten triangle packet mode 10 times to minimum, and entire mixing time controls the open mill roller temperature control between 15 minutes
System at 80 DEG C hereinafter, make rubber material be kneaded uniformly after slice, obtain tetrapropanate fluorine rubber rubber compound；
(3) after the tetrapropanate fluorine rubber rubber compound prepared being displayed 16 hours, then back mixing slice is stand-by.
Embodiment 5: the preparation of tetrapropanate fluorine rubber composition
(1) by the tetrafluoroethylene-propylene of 100 parts by weight-vinylidene fluoride polymer Aflas 200P in two-roll mill
On plasticate uniformly and packet roller, it is then that 1, the 3- bis(t-butylperoxy) two of the carbon nanotube of 2 parts by weight, 1.5 parts by weight is different
Propyl benzene, the Triallyl isocyanurate of 7 parts by weight, the zinc oxide of 3 parts by weight, the filler carbon black N774 of 50 parts by weight, 2 weight
The processing aid HT290 of part is uniformly mixed and is gradually added in open mill, and tetrapropanate fluorine rubber is mixed with auxiliary material；
(2) after mixing tetrapropanate fluorine rubber with auxiliary material, the rubber composition or so of packet roller is operated on each 10 times, adjusts mill
Machine roll spacing clot or is beaten triangle packet mode 10 times to minimum, and entire mixing time controls the open mill roller temperature control between 20 minutes
System at 80 DEG C hereinafter, make rubber composite material be kneaded uniformly after slice, obtain tetrapropanate fluorine rubber rubber compound；
(3) after the tetrapropanate fluorine rubber rubber compound prepared being displayed 16 hours, then back mixing slice is stand-by.
Embodiment 6: the preparation of tetrapropanate fluorine rubber composition
(1) by ethylene-tetrafluoroethylene-perfluoro methyl vinyl ether of 100 parts by weight-cure site monomer polymer Viton
ETP600S plasticate on the double roll mill uniformly and packet roller, then by 2, the 5- bis- of the carbon nanotube of 15 parts by weight, 2 parts by weight
Methyl -2,5- bis(t-butylperoxy) hexane, the Triallyl isocyanurate of 5 parts by weight, 3 parts by weight oxide of high activity
Zinc, the filler carbon black N550 of 22 parts by weight, the processing aid HT290 of the filler carbon black N774 of 18 parts by weight and 3 parts by weight are mixed
It closes uniformly and is gradually added in open mill, tetrapropanate fluorine rubber is mixed with auxiliary material；
(2) after mixing tetrapropanate fluorine rubber with auxiliary material, the rubber composition or so of packet roller is operated on each 8 times, adjusts mill
Machine roll spacing clot or is beaten triangle packet mode 10 times to minimum, and entire mixing time controls the open mill roller temperature control between 18 minutes
System at 80 DEG C hereinafter, make tetrapropanate fluorine rubber material be kneaded uniformly after slice, obtain tetrapropanate fluorine rubber rubber compound；
(3) after the tetrapropanate fluorine rubber rubber compound prepared being displayed 16 hours, then back mixing slice is stand-by.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention
The above are the descriptions to the embodiment of the present invention to keep this field special by the foregoing description of the disclosed embodiments
Industry technical staff can be realized or using the present invention.Various modifications to these embodiments carry out those skilled in the art
Saying will be apparent.The general principles defined herein can be the case where not departing from the spirit or scope of the present invention
Under, it realizes in other embodiments.Therefore, the present invention is not intended to be limited to these implementation columns shown in this article, but to accord with
Close the widest scope consistent with principles disclosed herein and novel point.
Claims (10)
1. a kind of tetrapropanate fluorine rubber composition of hydrogen sulfide corrosion-resistant, which is characterized in that prepared by the supplementary material of following parts by weight
It forms:
The tetrapropanate fluorine rubber is the tetrapropanate fluorine rubber for the peroxide cure that fluorine content is 57%-67%；The 4 third fluorine rubber
Glue is tetrafluoroethylene-propylene polymer, tetrafluoroethylene-propylene-cure site monomer polymer, tetrafluoroethylene-propylene-difluoro second partially
One or more of alkene polymer or ethylene-tetrafluoroethylene-perfluoro methyl vinyl ether-cure site monomer polymer.
2. tetrapropanate fluorine rubber composition as described in claim 1, it is characterised in that: the tetrapropanate fluorine rubber is Aflas 100S
Or Viton ETP600S.
3. tetrapropanate fluorine rubber composition as described in claim 1, it is characterised in that: the crosslinking agent is dimethyl -2 2,5-,
5- bis(t-butylperoxy) hexane or 1,3- bis(t-butylperoxy)diisopropylbenzene.
4. tetrapropanate fluorine rubber composition as described in claim 1, it is characterised in that: the promotor is triallyl isocyanide urea
Acid esters (TAIC)；The acid absorbent is high-active zinc oxide.
5. tetrapropanate fluorine rubber composition as described in claim 1, it is characterised in that: the carbon nanotube is single-walled carbon nanotube
Or one or both of multi-walled carbon nanotube.
6. tetrapropanate fluorine rubber composition as described in claim 1, it is characterised in that: the filler is carbon black N990, carbon black
The one or more of N774, carbon black N550 or carbon black Austin 325.
7. tetrapropanate fluorine rubber composition as described in claim 1, it is characterised in that: the processing aid be odium stearate or
HT290。
8. a kind of preparation method of the tetrapropanate fluorine rubber composition of hydrogen sulfide corrosion-resistant, which is characterized in that specifically include following step
It is rapid:
(1) by the tetrapropanate fluorine rubber of 100 parts by weight plasticate on the double roll mill uniformly and packet roller, then by 1-3 parts by weight
Crosslinking agent, the promotor of 1-8 parts by weight, the acid absorbent of 1-5 parts by weight, the carbon nanotube of 1-15 parts by weight, 40-60 parts by weight
Filler and the processing aid auxiliary material of 1-3 parts by weight are pre-mixed uniformly, and are gradually added in open mill, by tetrapropanate fluorine rubber with
Auxiliary material mixing；
(2) after tetrapropanate fluorine rubber is mixed with auxiliary material, the rubber composition or so of packet roller is operated on to 5-10 times each, adjusting open mill roller
Away to minimum, clot or beat triangle packet mode 10 times, entire mixing time controls the open mill roller temperature control between 15-20 minutes
System lower than 80 DEG C hereinafter, make rubber material be kneaded uniformly after slice, obtain tetrapropanate fluorine rubber rubber compound.
(3) after the tetrapropanate fluorine rubber rubber compound prepared being displayed 16 hours, then back mixing slice is stand-by.
9. the application of tetrapropanate fluorine rubber composition as described in claim 1-7 any one is prepared in industrial gas oil height
Rubber product used in sulfur-bearing operating condition.
10. application as claimed in claim 9, it is characterised in that: prepare industrial gas oil downhole tool sealing element, well head
Equip the application in sealing element, pipeline valve sealing element, pump and compressor seal part.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113278237A (en) * | 2021-06-08 | 2021-08-20 | 扬州尚翔汽车零部件有限公司 | Preparation method of rubber material for automobile pipelines |
| CN114456522A (en) * | 2020-10-22 | 2022-05-10 | 中国石油化工股份有限公司 | Rubber composition for resisting hydrogen sulfide corrosion of oil and gas fields |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000012054A (en) * | 1998-06-26 | 2000-01-14 | Nok Corp | Sealing material for laminated type fuel cell |
| JP2004051728A (en) * | 2002-07-18 | 2004-02-19 | Uchiyama Mfg Corp | Fluororubber composition |
| WO2007050247A2 (en) * | 2005-10-27 | 2007-05-03 | Agc Chemicals Americas, Inc. | Polytetrafluoroethylene micropowder compositions |
| CN102250437A (en) * | 2011-06-29 | 2011-11-23 | 中国石油大学(北京) | Acidproof, alkali-proof and hydrogen-sulphide-corrosion-resistant aflas composite |
| CN102786700A (en) * | 2012-08-27 | 2012-11-21 | 中昊晨光化工研究院有限公司 | Preparation method of alkali-proof vulcanized fluororubber |
| CN104262869A (en) * | 2014-10-28 | 2015-01-07 | 宁波精科机械密封件制造有限公司 | Fluororubber material resistant to strong acids and strong bases, and preparation method of fluororubber material |
| CN106633544A (en) * | 2016-11-17 | 2017-05-10 | 上海如实密封科技有限公司 | A fluororubber material used for sealing members resistant to high temperatures and high pressure and a preparing method thereof |
| CN107163708A (en) * | 2017-06-07 | 2017-09-15 | 浙江宏利汽车零部件有限公司 | A kind of fluorubber of high temperature-resistant acid-resistant alkali |
| CN107614601A (en) * | 2015-05-27 | 2018-01-19 | 日本华尔卡工业株式会社 | The manufacture method of thermoplastic fluorocarbon resin composition and crosslinked |
| CN109401139A (en) * | 2018-10-29 | 2019-03-01 | 中石化石油工程技术服务有限公司 | A kind of high temperature resistant, high pressure resistant rubber material and its preparation method and application |
-
2019
- 2019-05-10 CN CN201910386791.9A patent/CN110157124A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000012054A (en) * | 1998-06-26 | 2000-01-14 | Nok Corp | Sealing material for laminated type fuel cell |
| JP2004051728A (en) * | 2002-07-18 | 2004-02-19 | Uchiyama Mfg Corp | Fluororubber composition |
| WO2007050247A2 (en) * | 2005-10-27 | 2007-05-03 | Agc Chemicals Americas, Inc. | Polytetrafluoroethylene micropowder compositions |
| CN102250437A (en) * | 2011-06-29 | 2011-11-23 | 中国石油大学(北京) | Acidproof, alkali-proof and hydrogen-sulphide-corrosion-resistant aflas composite |
| CN102786700A (en) * | 2012-08-27 | 2012-11-21 | 中昊晨光化工研究院有限公司 | Preparation method of alkali-proof vulcanized fluororubber |
| CN104262869A (en) * | 2014-10-28 | 2015-01-07 | 宁波精科机械密封件制造有限公司 | Fluororubber material resistant to strong acids and strong bases, and preparation method of fluororubber material |
| CN107614601A (en) * | 2015-05-27 | 2018-01-19 | 日本华尔卡工业株式会社 | The manufacture method of thermoplastic fluorocarbon resin composition and crosslinked |
| CN106633544A (en) * | 2016-11-17 | 2017-05-10 | 上海如实密封科技有限公司 | A fluororubber material used for sealing members resistant to high temperatures and high pressure and a preparing method thereof |
| CN107163708A (en) * | 2017-06-07 | 2017-09-15 | 浙江宏利汽车零部件有限公司 | A kind of fluorubber of high temperature-resistant acid-resistant alkali |
| CN109401139A (en) * | 2018-10-29 | 2019-03-01 | 中石化石油工程技术服务有限公司 | A kind of high temperature resistant, high pressure resistant rubber material and its preparation method and application |
Non-Patent Citations (1)
| Title |
|---|
| 张冰冰等: ""氟弹性体的新进展"", 《有机氟工业》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114456522A (en) * | 2020-10-22 | 2022-05-10 | 中国石油化工股份有限公司 | Rubber composition for resisting hydrogen sulfide corrosion of oil and gas fields |
| CN113278237A (en) * | 2021-06-08 | 2021-08-20 | 扬州尚翔汽车零部件有限公司 | Preparation method of rubber material for automobile pipelines |
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