CN103483642A - Nitrile rubber/ethylene propylene diene monomer ageing-resistant material and preparation method thereof - Google Patents
Nitrile rubber/ethylene propylene diene monomer ageing-resistant material and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a nitrile rubber/ethylene propylene diene monomer ageing-resistant material and a preparation method thereof. The nitrile rubber/ethylene propylene diene monomer ageing-resistant material comprises the following formula components in parts by weight: 60-77 parts of nitrile rubber, 15-35 parts of ethylene propylene diene monomer, 3-7 parts of organic montmorillonite, 4-6 parts of vulcanizing agent, 1-2 parts of accelerant, 5-7 parts of activating agent, and 0.8-1.5 parts of anti-ageing agent. According to the nitrile rubber/ethylene propylene diene monomer ageing-resistant material, the nitrile rubber is modified by the ethylene propylene diene monomer and the organic montmorillonite, so that the nitrile rubber has excellent ozone ageing resistance, weather ageing resistance and low temperature resistance. According to the preparation method of the nitrile rubber/ethylene propylene diene monomer ageing-resistant material, the ageing-resistant material can be obtained through vulcanization treatment after the components are mixed according to a formula. The preparation method of the ageing-resistant material is suitable for industrial production, and has the characteristics of simple technology, low cost and low equipment requirement, and conditions are easy to control.
Description
Technical field
The invention belongs to technical field of polymer materials, particularly ageing-resistant material of a kind of paracril/terpolymer EP rubber and preparation method thereof.
Background technology
Paracril (NBR) is good because of its oil-proofness; the physical and mechanical properties excellence; various oil-resistant articles have been widely used in manufacturing, as fields such as O type ring, flexible pipe, packing ring and fuel container line with rubber, tank linning, fabric coating, gas thread protective layer and electric wire foreskin, tackiness agent, rubber gloves, food packing films.At present, have in the world more than 30 country to produce NBR, Application Areas is wide, and the consumption of NBR maximum is to produce oil resisting rubber hose goods and flame-retardant conveyor belt, and consumption accounts for 50% of NBR aggregate consumption.But it also some drawbacks limit are arranged paracril in field widely, use, as anti-ozone, Weather-resistant, heat-resistant aging is poor, so need just can not use NBR as base mateiral under the ageing-resistant environment of anti-marquis at some, need to carry out modification to increase its use field for the existing shortcoming of NBR for this reason.
Terpolymer EP rubber (EPDM) has the chemical stability of height, excellent anti-ozone, Weather-resistant, heat-proof aging and electrical insulating property, therefore add after EPDM the ageing resistance that can improve NBR, but because EPDM and NBR polarity differ greatly, cause both consistencies very poor, make blend glue mechanical properties decrease.
Summary of the invention
The object of the invention is to overcome the above-mentioned deficiency of prior art, provide a kind of ageing-resistant paracril/terpolymer EP rubber good, that physical strength is high ageing-resistant material, to solve the technical problem that existing paracril and terpolymer EP rubber blend glue mechanical property are low.
Another object of the present invention is to provide that a kind of technique is simple, and condition is easily controlled, the ageing-resistant material preparation method of paracril/terpolymer EP rubber that production cost is low.
In order to realize the foregoing invention purpose, technical scheme of the present invention is as follows:
The ageing-resistant material of a kind of paracril/terpolymer EP rubber comprises the recipe ingredient of following weight part:
And the preparation method of the ageing-resistant material of a kind of paracril/terpolymer EP rubber comprises the following steps:
Formula according to the above-mentioned ageing-resistant material of paracril/terpolymer EP rubber takes respectively each component;
Plasticate with the organo montmorillonite blend after the described terpolymer EP rubber, the paracril that take are plasticated respectively, prepare blend glue;
To all the other components in the formula that adds the ageing-resistant material of paracril/terpolymer EP rubber taken in described blend glue, and tap rubber turn refining, thin-pass processes, and obtains the precursor of the ageing-resistant material of paracril/terpolymer EP rubber;
Be to carry out sulfidizing under 150～160 ℃ by described precursor in pressure 15～20MPa, temperature, make the ageing-resistant material of described paracril/terpolymer EP rubber.
The ageing-resistant material of above-mentioned paracril/terpolymer EP rubber by terpolymer EP rubber and organo montmorillonite to acrylonitrile butadiene rubber modified, wherein, terpolymer EP rubber has the chemical stability of height, excellent anti-ozone, Weather-resistant, heat-proof aging and electrical insulating property, therefore add after terpolymer EP rubber the ageing resistance that can improve paracril; Organo montmorillonite is compatible with rubber on the one hand, and its laminated structure can play the effect of reinforcement; It has the amphiphilic structure of organic end and inorganic body lamella on the other hand, organo montmorillonite is in polarity and nonpolar and with effect that can two kinds of components of bridging in glue like this, after processing by composite, the organo montmorillonite lamella interts, is penetrated into two-phase interface, has played the effect of increase-volume.In addition, this organo montmorillonite and vulcanizing agent, promotor, promoting agent, anti-aging agent component synergy, improved greatly the material over-all properties, as mechanical property etc., make the ageing-resistant material of this paracril/terpolymer EP rubber not only ageing-resistant, and thering is good intensity, Application Areas has obtained very large expansion.
The ageing-resistant material preparation method of above-mentioned paracril/terpolymer EP rubber only need by the formula by each component carry out mixing after at suitable temperature sulfidizing can obtain product, its preparation method technique is simple, and condition is easily controlled, with low cost, characteristics low for equipment requirements, be suitable for suitability for industrialized production.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
The process flow diagram that Fig. 1 is the ageing-resistant material preparation method of embodiment of the present invention paracril/terpolymer EP rubber.
Embodiment
In order to make the technical problem to be solved in the present invention, technical scheme and beneficial effect clearer, below in conjunction with embodiment and accompanying drawing, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The embodiment of the present invention provides a kind of ageing-resistant paracril/terpolymer EP rubber good, that physical strength is high ageing-resistant material.The ageing-resistant material of this paracril/terpolymer EP rubber comprises the recipe ingredient of following weight percent:
Particularly, above-mentioned paracril (NBR) is matrix composition, and in the outflow process, its molecule and other components be as terpolymer EP rubber, organo montmorillonite generation graft reaction, to its modification, thereby improves the performance such as ageing-resistant of this paracril.
In a preferred embodiment, this paracril is vinyl cyanide type solid gums, and wherein, the acrylonitrile content contained in this vinyl cyanide type solid gums is 30～35wt%.Particularly, this vinyl cyanide type solid gums can be high acrylonitrile type solid gums in the standard of selling on market, its mooney viscosity (ML1+4,100 ℃): 43MU.This preferred paracril has better oil-proofness, wear resistance, after graft modification, makes the ageing-resistant material of first ethylene-propylene rubber(EPR)/paracril/organo montmorillonite have more excellent ageing-resistant performance.
In specific embodiment, the content of this NBR can be the umbers such as 60 parts, 62 parts, 65 parts, 67 parts, 68 parts, 70 parts, 72 parts, 73 parts, 75 parts, 77 parts.
Above-mentioned terpolymer EP rubber (EPDM), after mixing processing, in the sulfidizing process, carries out graft modification to the paracril component, gives the anti-aging property of this paracril.In order to make the ageing-resistant more excellent of the ageing-resistant material of paracril/terpolymer EP rubber, in a preferred embodiment, this terpolymer EP rubber is non-oil-filled block glue.In further preferred embodiment, the 3rd body ethylidene contained in this non-oil-filled block glue-norbornylene content is 5～10wt%, more preferably 8.1wt%.This preferred EPDM carries out graft modification to the paracril component in the sulfidizing process, gives the ageing-resistant material of above-described embodiment paracril/terpolymer EP rubber more excellent ageing-resistant performance.Particularly, the mooney viscosity of this non-oil-filled block glue (ML1+4,100 ℃): 45MU.
In specific embodiment, the content of this EPDM can be the umbers such as 15 parts, 20 parts, 23 parts, 26 parts, 30 parts, 32 parts, 35 parts.
Above-mentioned organo montmorillonite is organic to after imvite modified owing to utilizing, and makes this organo montmorillonite compatible with terpolymer EP rubber and paracril on the one hand, and its laminated structure can play the effect of reinforcement; It has the amphiphilic structure of organic end and inorganic body lamella on the other hand, in polarity and nonpolar and with effect that can two kinds of components of bridging in glue, has played the effect of increase-volume like this.In a preferred embodiment, this organo montmorillonite is the organo montmorillonite (C-OMMT) that end group is two 18-alkyl trimethyl ammonium chlorides.This preferred organo montmorillonite can better be compatible with terpolymer EP rubber and paracril, terpolymer EP rubber and paracril played to better strengthening action simultaneously.
In specific embodiment, the content of this organo montmorillonite can be the umbers such as 3 parts, 3.5 parts, 4 parts, 4.6 parts, 5 parts, 6 parts, 7 parts.
Above-mentioned vulcanizing agent can make terpolymer EP rubber and paracril molecule occur crosslinked, form tridimensional network, improve vulcanization rate and the degree of crosslinking of paracril and terpolymer EP rubber, improve the physical strength of the ageing-resistant material of paracril/terpolymer EP rubber.In a preferred embodiment, this vulcanizing agent is the two vulcanization systems of Sulfur+DCP.In further preferred embodiment, the content of the sulphur in the two vulcanization systems of this Sulfur+DCP is 0.8～2% of terpolymer EP rubber and paracril total mass, and the content of DCP is 3～5% of terpolymer EP rubber and paracril total mass.
In specific embodiment, the content of this vulcanizing agent can be the umbers such as 4 parts, 4.2 parts, 4.5 parts, 5 parts, 5.5 parts, 6 parts.
Above-mentioned promotor can impel vulcanizing agent to have an effect, and accelerates, between terpolymer EP rubber and paracril molecule, crosslinking reaction occurs.In order to make further promotion vulcanization reaction, in a preferred embodiment, promotor is tetramethyl-thiuram disulfide (TMTD) vulcanization accelerator.Certainly, this promotor can also be selected at least one in N cyclohexyl 2 benzothiazole sulfenamide, tetraethylthiuram disulfide.In specific embodiment, the content of this vulcanizing agent can be the umbers such as 1 part, 1.2 parts, 1.5 parts, 1.7 parts, 1.8 parts, 2 parts.
Above-mentioned promoting agent can effectively improve the activity of promotor, improves the efficiency of sulfidizing, and reduces the consumption of promotor.In order to make the promoting agent effect more remarkable, in a preferred embodiment, this promoting agent is selected the mixture of ZnO and octadecanoic acid (SA), and wherein, the weight ratio of this ZnO and octadecanoic acid is (4-6): (1-2).
In specific embodiment, the content of this promoting agent can be the umbers such as 5 parts, 5.5 parts, 6 parts, 6.5 parts, 7 parts.Certainly, if do not consider the factors such as consumption of promotor, the content of this promoting agent also can be made as 0 part.
Above-mentioned anti-aging agent is preferably at least one in anti-aging agent RD, anti-aging agent 124, antioxidant MB, antioxidant D.This preferred anti-aging agent is dispersed with paracril, terpolymer EP rubber etc. in sulfidation, make above-described embodiment paracril/terpolymer EP rubber there is more excellent ageing resistance, as ageing resistance such as heat-resisting, oxygen, Weather, static-agings, can not impact sulfidizing, guaranteed the mechanical property of the excellence of above-described embodiment paracril/terpolymer EP rubber simultaneously.
From the above mentioned, the ageing-resistant material of paracril/terpolymer EP rubber by terpolymer EP rubber and organo montmorillonite to acrylonitrile butadiene rubber modified, terpolymer EP rubber is owing to having excellent heat-resisting, anti-ozone, Weather-resistant, therefore add after EPDM the ageing resistance that can improve NBR; Organo montmorillonite is compatible with rubber on the one hand, and its laminated structure can play the effect of reinforcement; It has the amphiphilic structure of organic end and inorganic body lamella on the other hand, like this in polarity and nonpolar and with effect that can two kinds of components of bridging in glue, after processing by composite, the organo montmorillonite lamella interts, is penetrated into two-phase interface, has played the effect of increase-volume.In addition, this organo montmorillonite and vulcanizing agent, promotor, promoting agent, anti-aging agent component synergy, improved greatly the material over-all properties, as mechanical property etc., make the ageing-resistant material of this paracril/terpolymer EP rubber not only ageing-resistant, and thering is certain intensity, Application Areas has obtained very large expansion.Wherein, the mechanical property of the ageing-resistant material of this paracril/terpolymer EP rubber and ageing-resistant performance correlated performance refer to hereinafter data in table 1.Therefore, the ageing-resistant material of this paracril/terpolymer EP rubber has effectively overcome the deficiency of the existence of existing NBR and EPDM blend glue.In addition, by the adjustment of the content to each component and kind, improved further mechanical property and the ageing-resistant performance of the ageing-resistant material of this paracril/terpolymer EP rubber.
Correspondingly, the embodiment of the present invention also provides the preparation method of the ageing-resistant material of above-mentioned paracril/terpolymer EP rubber, and its technical process as shown in Figure 1.The method comprises the steps:
S01. take recipe ingredient: according to the ageing-resistant material prescription of above-mentioned paracril/terpolymer EP rubber, take respectively each component;
S02. prepare blend glue: will in step S01, the terpolymer EP rubber, the paracril that take be plasticated respectively, then the terpolymer EP rubber after plasticating, paracril and organo montmorillonite blend are plasticated, preparation blend glue;
S03. the turning refining of material, thin-pass are processed: in the blend glue of step S02, add other components in the ageing-resistant material prescription of the paracril/terpolymer EP rubber taken, and tap rubber turn refining, thin-pass processes, and obtains the precursor of the ageing-resistant material of paracril/terpolymer EP rubber;
S04. the sulfidizing of precursor: be to carry out sulfidizing under 150～160 ℃ by the precursor of the ageing-resistant material of paracril/terpolymer EP rubber of the preparation of step S03 in pressure 15～20MPa, temperature, make the ageing-resistant material of described paracril/terpolymer EP rubber.
Particularly, each component preferred content in the formula of the ageing-resistant material of paracril/terpolymer EP rubber in above-mentioned steps S01 and formula and kind as described above, in order to save length, do not repeat them here.
In above-mentioned steps S02, even for what make terpolymer EP rubber, paracril mix with organo montmorillonite, in the step that terpolymer EP rubber, paracril and organo montmorillonite blend are plasticated, preferably first terpolymer EP rubber is mixed with paracril, and then add organo montmorillonite to carry out blend, until three components mix.Wherein, three's combination treatment can adopt mill to be mixed.Plasticating of terpolymer EP rubber, paracril also can adopt mill to be plasticated.
In above-mentioned steps S03, in in blend glue, adding the ageing-resistant material prescription of the paracril/terpolymer EP rubber taken in the step of other components, preferably first blend glue is plasticated and evenly wrap roller then other components that add the step S01 such as promoting agent, vulcanizing agent, promotor to take to blend glue according to sequencing.After these other components are added, then alternately tapped rubber and turn refining for several times until each component mixes in the mixture left and right.Evenly rear pony roll distance to be mixed is carried out thin-pass, then sheet under suitable roll spacing.Wherein, thin-pass can be repeatedly, as 6 times.
In above-mentioned steps S04, carry out sulfidizing under this condition after, have an effect between each component molecule in the precursor of the ageing-resistant material of this paracril/terpolymer EP rubber, as under the effect of organo montmorillonite, make terpolymer EP rubber and paracril graft reaction.Simultaneously under the component actings in conjunction such as vulcanizing agent, promotor, promoting agent, anti-aging agent, make between paracril and ethylene-propylene-diene monomer xanthan molecule occur crosslinked, form tridimensional network, improve the efficiency of grafting terpolymer EP rubber paracril, improve the physical strength of the ageing-resistant material of paracril/terpolymer EP rubber and strengthen ageing resistance.
In this step S04, the time of sulfidizing can be adjusted according to the amount of pressure and temperature and material, can be the conventional time of sulfuration.
The ageing-resistant material preparation method of above-mentioned paracril/terpolymer EP rubber only need by the formula by each component carry out mixing after at suitable temperature sulfidizing can obtain product, its preparation method technique is simple, and condition is easily controlled, with low cost, characteristics low for equipment requirements, be suitable for suitability for industrialized production.
Formula and the preparation method of the ageing-resistant material of paracril/terpolymer EP rubber of now take is example, and the present invention is further elaborated.
Wherein, in following each embodiment, paracril is high acrylonitrile type solid gums in standard, mooney viscosity (ML1+4,100 ℃): 43MU, acrylonitrile content 33%; Terpolymer EP rubber is selected from non-oil-filled block glue.Mooney viscosity (ML1+4,100 ℃): 45MU, the 3rd body ethylidene-norbornylene content: 8.1wt%; The organo montmorillonite C-OMMT that organo montmorillonite is two 18-alkyl trimethyl ammonium chlorides; Vulcanization system is the two vulcanization systems of Sulfur+DCP; Promotor is TMTD; The mixture that promoting agent is ZnO and SA; Anti-aging agent is RD.
Embodiment 1
Ageing-resistant material of paracril/terpolymer EP rubber and preparation method thereof.Wherein, the formula of the ageing-resistant material of this paracril/terpolymer EP rubber is as follows:
Wherein, the Sulfur in this vulcanizing agent and the mass ratio of DCP are 1:2, and the mass ratio that promoting agent is preferably ZnO and octadecanoic acid is 4:2.
The ageing-resistant material preparation method of this paracril/terpolymer EP rubber comprises the steps:
1) prepare blend glue: the NBR and the EPDM that first plasticate respectively in mill and take, then in mill, NBR and EPDM are mixed, finally in mill, blend glue is mixed with organo montmorillonite;
2) the turning refining of material, thin-pass are processed: the blend glue of above-mentioned preparation is sneaked into to Synergist S-421 95 in mill, at first sample is plasticated and evenly wrap roller, add successively respectively ZnO in sample, stearic acid SA, then add sulphur S, DCP, promotor TT, left and right alternately rubber tapping turns refining for several times, to be mixed evenly after pony roll apart from thin-pass 6 times, suitable sheet under roll spacing then.
3) sulfidizing of material: by the print that extrudes on roller on vulcanizing press in pressure 15MPa, at 160 ℃ of temperature, sulfuration is 0.5 hour, prepares the ageing-resistant material of paracril/terpolymer EP rubber.
Embodiment 2
Ageing-resistant material of paracril/terpolymer EP rubber and preparation method thereof.Wherein, the formula of the ageing-resistant material of this paracril/terpolymer EP rubber is as follows:
Wherein, the Sulfur in this vulcanizing agent and the mass ratio of DCP are 1:2, and the mass ratio that promoting agent is preferably ZnO and octadecanoic acid is 4:2.
The ageing-resistant material preparation method of this paracril/terpolymer EP rubber comprises the steps:
1) prepare blend glue: as the step (1) of embodiment 1;
2) the turning refining of material, thin-pass are processed: as the step (2) of embodiment 1;
3) sulfidizing of material: by the print that extrudes on roller on vulcanizing press in pressure 15MPa, at 160 ℃ of temperature, sulfuration is 0.5 hour, prepares the ageing-resistant material of paracril/terpolymer EP rubber.
Embodiment 3
Ageing-resistant material of paracril/terpolymer EP rubber and preparation method thereof.Wherein, the formula of the ageing-resistant material of this paracril/terpolymer EP rubber is as follows:
Wherein, the Sulfur in this vulcanizing agent and the mass ratio of DCP are 1:2, and the mass ratio that promoting agent is preferably ZnO and octadecanoic acid is 4:2.
The ageing-resistant material preparation method of this paracril/terpolymer EP rubber comprises the steps:
1) prepare blend glue: as the step (1) of embodiment 1;
2) the turning refining of material, thin-pass are processed: as the step (2) of embodiment 1;
3) sulfidizing of material: by the print that extrudes on roller on vulcanizing press in pressure 15MPa, at 160 ℃ of temperature, sulfuration is 0.5 hour, prepares the ageing-resistant material of paracril/terpolymer EP rubber.
Comparison example 1
Paracril/ethylene propylene diene monomer (EPDM) material and preparation method thereof.Wherein, the formula of this paracril/ethylene propylene diene monomer (EPDM) material is as follows:
Wherein, the Sulfur in this vulcanizing agent and the mass ratio of DCP are 1:2, and the mass ratio that promoting agent is preferably ZnO and octadecanoic acid is 4:2.
This paracril/ethylene propylene diene monomer (EPDM) material preparation method comprises the steps:
1) prepare blend glue: then the NBR and the EPDM that first plasticate respectively in mill and take mix NBR and EPDM in mill;
2) the turning refining of material, thin-pass are processed: as the step (2) of embodiment 1;
3) sulfidizing of material: by the print that extrudes on roller on vulcanizing press in pressure 15MPa, at 160 ℃ of temperature, sulfuration is 0.5 hour, prepares paracril/ethylene propylene diene monomer (EPDM) material.
Performance test:
The ageing-resistant material of paracril/terpolymer EP rubber of above-described embodiment 1 to embodiment 3 preparation and the prepared paracril/ethylene propylene diene monomer (EPDM) material of comparison example 1 are carried out respectively to physical and mechanical property and heat-resistant air aging property test (100 ℃ * 48h), and this physical and mechanical property and ageing resistance are pressed ASTM relevant criterion sampling observation data.
After tested, above-described embodiment 1 to embodiment 3 and comparison example 1 Material Physics mechanical property are in Table 1, and the performance before and after the aging resistance test is in Table 2:
Table 1:
As shown in Table 1, in embodiment 1 to 3, along with the increase of organo montmorillonite add-on, with comparison example 1, compare, the tensile strength of blend glue constantly is improved, and mechanical property obviously improves, and the effect of increase-volume reinforcement that added organo montmorillonite to play has been described.
Table 2:
As shown in Table 2, embodiment 1 comparison has more excellent heatproof air aging performance than example 1, and this is due to montmorillonite layer, the combination of the barrier of heat, oxygen and OMMT and NBR/EPDM have been given the performance of the more excellent heat oxygen aging resistance of NBR/EPDM/OMMT matrix material.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. the ageing-resistant material of paracril/terpolymer EP rubber comprises the recipe ingredient of following weight part:
2. the ageing-resistant material of paracril/terpolymer EP rubber according to claim 1 is characterized in that: described organo montmorillonite is that end group is the organo montmorillonite of two 18-alkyl trimethyl ammonium chlorides.
3. the ageing-resistant material of paracril/terpolymer EP rubber according to claim 1 and 2, it is characterized in that: described terpolymer EP rubber is non-oil-filled block glue, contain the 3rd body ethylidene-norbornylene in described non-oil-filled block glue, wherein, the content of described the 3rd body ethylidene-norbornylene in non-oil-filled block glue is 5.0～10.0wt%.
4. the ageing-resistant material of paracril/terpolymer EP rubber according to claim 1 and 2, it is characterized in that: described paracril is vinyl cyanide type solid gums, the acrylonitrile content contained in described vinyl cyanide type solid gums is 30～35wt%.
5. the ageing-resistant material of paracril/terpolymer EP rubber according to claim 1 and 2 is characterized in that: described vulcanizing agent is the two vulcanization systems of Sulfur+DCP.
6. the ageing-resistant material of paracril/terpolymer EP rubber according to claim 5, it is characterized in that: the sulphur content in the two vulcanization systems of described Sulfur+DCP accounts for 0.8～2% of terpolymer EP rubber and paracril total mass, and the content of described DCP accounts for 3～5% of terpolymer EP rubber and paracril total mass.
7. according to claim 1, the ageing-resistant material of 2 or 6 described paracril/terpolymer EP rubber, it is characterized in that: described promotor is at least one in tetramethyl-thiuram disulfide vulcanization accelerator, N cyclohexyl 2 benzothiazole sulfenamide, tetraethylthiuram disulfide.
8. according to claim 1, the ageing-resistant material of 2 or 6 described paracril/terpolymer EP rubber, it is characterized in that: the mixture that described promoting agent is ZnO and octadecanoic acid, the weight ratio of wherein said ZnO and octadecanoic acid is (4-6): (1-2).
9. according to claim 1, the ageing-resistant material of 2 or 6 described paracril/terpolymer EP rubber, it is characterized in that: described anti-aging agent is at least one in anti-aging agent RD, anti-aging agent 124, antioxidant MB, antioxidant D.
10. the preparation method of the ageing-resistant material of paracril/terpolymer EP rubber comprises the following steps:
Formula according to the ageing-resistant material of the described paracril/terpolymer EP rubber of claim 1～9 any one takes respectively each component;
Plasticate with the organo montmorillonite blend after the described terpolymer EP rubber, the paracril that take are plasticated respectively, prepare blend glue;
To all the other components in the formula that adds the ageing-resistant material of paracril/terpolymer EP rubber taken in described blend glue, and tap rubber turn refining, thin-pass processes, and obtains the precursor of the ageing-resistant material of paracril/terpolymer EP rubber;
Be to carry out sulfidizing under 150～160 ℃ by described precursor in pressure 15～20MPa, temperature, make the ageing-resistant material of described paracril/terpolymer EP rubber.
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| CN104961937A (en) * | 2015-06-26 | 2015-10-07 | 安徽顺驰电缆有限公司 | Anti-aging rubber material |
| CN106117663A (en) * | 2016-06-30 | 2016-11-16 | 长春安旨科技有限公司 | Elastomeric material that under a kind of high temperature, oil resistant is water-fast and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104098821A (en) * | 2014-06-18 | 2014-10-15 | 安徽省振云塑胶有限公司 | Outdoor feedwater anti-ageing PE tubular product and preparation method thereof |
| CN104961937A (en) * | 2015-06-26 | 2015-10-07 | 安徽顺驰电缆有限公司 | Anti-aging rubber material |
| CN106117663A (en) * | 2016-06-30 | 2016-11-16 | 长春安旨科技有限公司 | Elastomeric material that under a kind of high temperature, oil resistant is water-fast and preparation method thereof |
| CN106117663B (en) * | 2016-06-30 | 2018-02-06 | 长春安旨科技有限公司 | Water-fast elastomeric material of oil resistant and preparation method thereof under a kind of high temperature |
| CN107418065A (en) * | 2017-07-27 | 2017-12-01 | 芜湖市三山龙城新材料有限公司 | Anti-aging encapsulant and preparation method thereof |
| CN107641176A (en) * | 2017-08-31 | 2018-01-30 | 航天材料及工艺研究所 | A kind of rubber composition and elastomeric material preparation method |
| CN110790992A (en) * | 2019-12-19 | 2020-02-14 | 苏州中可欣电子科技有限公司 | Super-elastic rubber material |
| CN112592461A (en) * | 2020-12-14 | 2021-04-02 | 北京化工大学 | Modified hydrogenated nitrile rubber material and preparation method and application thereof |
| CN112592461B (en) * | 2020-12-14 | 2022-02-11 | 北京化工大学 | Modified hydrogenated nitrile rubber material and preparation method and application thereof |
| CN114801371A (en) * | 2022-05-26 | 2022-07-29 | 浙江柏德密封科技有限公司 | Metal rubber composite board with high compression performance |
| CN114801371B (en) * | 2022-05-26 | 2023-07-14 | 浙江柏德密封科技有限公司 | Metal rubber composite board with high compression performance |
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Application publication date: 20140101 |