CN107868289A - A kind of fire-retardant low temperature resistant weather-proof high-performance rubber and preparation method thereof - Google Patents
A kind of fire-retardant low temperature resistant weather-proof high-performance rubber and preparation method thereof Download PDFInfo
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- CN107868289A CN107868289A CN201711235983.7A CN201711235983A CN107868289A CN 107868289 A CN107868289 A CN 107868289A CN 201711235983 A CN201711235983 A CN 201711235983A CN 107868289 A CN107868289 A CN 107868289A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L7/00—Compositions of natural rubber
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/02—Copolymers with acrylonitrile
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The invention discloses a kind of fire-retardant low temperature resistant weather-proof high-performance rubber and preparation method thereof, include the raw material of following parts by weight：80 100 parts of natural rubber, 80 90 parts of nitrile rubber, 60 80 parts of silicon rubber, 20 30 parts of carbon black, 16 20 parts of paraffin, 12 14 parts of graphite, 10 12 parts of calcium carbonate, 68 parts of zinc chloride, 46 parts of fire retardant, 35 parts of plasticizer, 13 parts of antioxidant, 23 parts of coalescents.The fire-retardant low temperature resistant weather-proof high-performance rubber of the present invention, the rubber has the performances such as well fire-retardant, low temperature resistant, weather-proof, ageing-resistant, preparation method provided by the invention simultaneously, its raw material is easy to get, safe and nontoxic environmental protection, has higher practical value and good application prospect.
Description
Technical field
The present invention relates to technical field of rubber material, and in particular to a kind of fire-retardant low temperature resistant weather-proof high-performance rubber and its system
Preparation Method.
Background technology
Rubber is a kind of flexible polymer, can be obtained from the myron of some plants or artificial, two
Person all has considerable application and product, such as tire, packing ring etc., is increasingly becoming important industrial crops, rubber is by raw material point
For natural rubber and synthetic rubber, it is divided into block rubber, latex, liquid rubber and powdered rubber according to form, latex is rubber
Colloidal aqueous dispersion；Liquid rubber is the oligomer of rubber, generally sticky liquid before the vulcanization of end；Powdered rubber be by
Latex is processed into powdered.
In the prior art, the fire resistance of rubber is poor, and rubber can be hardened and become fragile and follow the string at low temperature, lose
Use value, meanwhile, aging phenomenon, degradation occurs using rubber for a long time.
The content of the invention
The defects of for prior art, should it is an object of the invention to provide a kind of fire-retardant low temperature resistant weather-proof high-performance rubber
Rubber has the performances such as well fire-retardant, low temperature resistant, weather-proof, ageing-resistant, while raw material of the present invention is easy to get, safe and non-toxic environmental protection,
With higher practical value and good application prospect.
The present invention solves technical problem and adopted the following technical scheme that：
The invention provides a kind of fire-retardant low temperature resistant weather-proof high-performance rubber, include the raw material of following parts by weight：
Natural rubber 80-100 parts, nitrile rubber 80-90 parts, silicon rubber 60-80 parts, carbon black 20-30 parts, paraffin 16-20 parts, stone
Black 12-14 parts, calcium carbonate 10-12 parts, zinc chloride 6-8 parts, fire retardant 4-6 parts, plasticizer 3-5 parts, antioxidant 1-3 parts, into
Film auxiliary agent 2-3 parts, vulcanization accelerator 1-2 parts.
Preferably, the fire-retardant low temperature resistant weather-proof high-performance rubber includes the raw material of following parts by weight：
90 parts of natural rubber, 85 parts of nitrile rubber, 70 parts of silicon rubber, 25 parts of carbon black, 18 parts of paraffin, 13 parts of graphite, calcium carbonate 11
Part, 7 parts of zinc chloride, 5 parts of fire retardant, 4 parts of plasticizer, 2 parts of antioxidant, 2.5 parts of coalescents, 1.5 parts of vulcanization accelerator.
Preferably, the paraffin is low melt point paraffin, high melting point paraffin, according to weight than 2:The mixture of 1 composition.
Preferably, the fire retardant is the one or more in magnesium hydroxide, aluminium hydroxide, organic silicon fibre retardant.
Preferably, the plasticizer is the one or more in cedar wood oil, castor oil, wasabi essential oil.
Preferably, the antioxidant is antioxidant 168.
Preferably, the coalescents are propylene glycol methyl ether acetate.
Preferably, the vulcanization accelerator is the one or more in DCP, CZ, S-80.
The present invention also provides a kind of preparation method of fire-retardant low temperature resistant weather-proof high-performance rubber, comprises the following steps：
Step 1, each component raw material is weighed on request；
Step 2, natural rubber, nitrile rubber, silicon rubber are sequentially added in homogenizer, rotating speed 1200-2000r/
Min, 20-30 minutes are stirred, after cooling, mixture are sent in double roller cylinder mill, roll spacing 2-4mm bag rollers turn refining, and obtain
To mixture A；
Step 3, by carbon black, paraffin, graphite, calcium carbonate, zinc chloride, fire retardant, plasticizer, antioxidant, coalescents by suitable
Sequence is sequentially added in homogenizer, speed of agitator 1000-1200r/min, mixing time 20-25min, is mixed
Thing, then add mixture in reactor, it is 100-110 DEG C of reaction 20-25 minute in temperature, mixture B is made；
Step 4, the obtained mixture A into step 2, obtained mixture B in step 3 is added, obtains mixture C, to mixed
Vulcanization accelerator is added in compound C, is sent into double roller cylinder mill, rubber tapping turns refining, and after turning refining uniformly, 40-50 DEG C of roller temperature, is kneaded
30-40 minutes, obtain mixture D；
Step 5, by mixture D made from step 4, using two sections of vulcanization process, one step cure condition is：Pressure 10-
16MPa, 150-170 DEG C of temperature, minute time 10-20, post vulcanization condition are 200-210 DEG C of temperature, time 2-4h, hair are made
Bright fire-retardant low temperature resistant weather-proof high-performance rubber.
Preferably, the preparation process of the fire-retardant low temperature resistant weather-proof high-performance rubber is：
Step 1, each component raw material is weighed on request；
Step 2, natural rubber, nitrile rubber, silicon rubber are sequentially added in homogenizer, rotating speed 1600r/min, stirred
Mix 25 minutes, after cooling, mixture is sent in double roller cylinder mill, roll spacing 3mm bag rollers turn refining, and obtain mixture A；
Step 3, by carbon black, paraffin, graphite, calcium carbonate, zinc chloride, fire retardant, plasticizer, antioxidant, coalescents by suitable
Sequence is sequentially added in homogenizer, speed of agitator 1100r/min, mixing time 22.5min, obtains mixture, then will
Mixture is added in reactor, and being 105 DEG C in temperature reacts 22.5 minutes, and mixture B is made；
Step 4, the obtained mixture A into step 2, obtained mixture B in step 3 is added, obtains mixture C, to mixed
Vulcanization accelerator is added in compound C, is sent into double roller cylinder mill, rubber tapping turns refining, and after turning refining uniformly, 45 DEG C of roller temperature, is kneaded 35
Minute, obtain mixture D；
Step 5, by mixture D made from step 4, using two sections of vulcanization process, one step cure condition is：Pressure 13MPa, temperature
160 DEG C of degree, 15 minutes time, post vulcanization condition is 205 DEG C, time 3h of temperature, and the fire-retardant low temperature resistant weather-proof height of invention is made
Performance rubber.
Compared with prior art, the present invention has following beneficial effect：
（1）A kind of fire-retardant low temperature resistant weather-proof high-performance rubber of the present invention, three kinds of natural rubber, nitrile rubber, silicon rubber polymerizations
Rubber prepared by thing, can be used, while oil resistance is also fine, has good performance at low temperature.
（2）Graphite, the zinc chloride of a kind of fire-retardant low temperature resistant weather-proof high-performance rubber addition of the present invention, zinc chloride can make
Graphite turns into porous thing, increases its surface area, is that polymerisation is more smoothly carried out, the calcium carbonate added in addition can conduct
Inserts, makes that rubber color and luster light is gorgeous, tensile strength is high, anti-wear performance is good.
（3）A kind of fire retardant of fire-retardant low temperature resistant weather-proof high-performance rubber addition of the present invention, can improve flame retardant effect,
It is that rubber is nonflammable, while the antioxidant added, extend the service life of rubber, the plasticizer added in addition can make rubber
Glue flexible reinforced, is easily worked.
（4）A kind of coalescents of fire-retardant low temperature resistant weather-proof high-performance rubber addition of the present invention, can promote rubber plasticity
Flowing and elastic deformation, improve coalescence performance, can be used in wide construction temperature scope.
（5）The present invention a kind of fire-retardant low temperature resistant weather-proof high-performance rubber, the rubber have well it is fire-retardant, low temperature resistant,
The performance such as weather-proof, ageing-resistant, while raw material of the present invention is easy to get, safe and non-toxic environmental protection, with higher practical value and well
Application prospect.
Embodiment
With reference to specific embodiment, the technical scheme in the embodiment of the present invention is clearly and completely described, shown
So, described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on the reality in the present invention
Example is applied, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is all belonged to
In the scope of protection of the invention.
Embodiment 1.
A kind of fire-retardant low temperature resistant weather-proof high-performance rubber of the present embodiment, include the raw material of following parts by weight：
80 parts of natural rubber, 80 parts of nitrile rubber, 60 parts of silicon rubber, 20 parts of carbon black, 16 parts of paraffin, 12 parts of graphite, calcium carbonate 10
Part, 6 parts of zinc chloride, 4 parts of fire retardant, 3 parts of plasticizer, 1 part of antioxidant, 2 parts of coalescents, 1 part of vulcanization accelerator.
Fire retardant in the present embodiment is magnesium hydroxide.
Plasticizer in the present embodiment is cedar wood oil.
Vulcanization accelerator in the present embodiment is DCP.
A kind of preparation method of fire-retardant low temperature resistant weather-proof high-performance rubber of the present embodiment, comprises the following steps：
Step 1, each component raw material is weighed on request；
Step 2, natural rubber, nitrile rubber, silicon rubber are sequentially added in homogenizer, rotating speed 1200r/min, stirred
Mix 20 minutes, after cooling, mixture is sent in double roller cylinder mill, roll spacing 2mm bag rollers turn refining, and obtain mixture A；
Step 3, by carbon black, paraffin, graphite, calcium carbonate, zinc chloride, fire retardant, plasticizer, antioxidant, coalescents by suitable
Sequence is sequentially added in homogenizer, speed of agitator 1000r/min, mixing time 20min, obtains mixture, then will be mixed
Compound is added in reactor, and being 100 DEG C in temperature reacts 20 minutes, and mixture B is made；
Step 4, the obtained mixture A into step 2, obtained mixture B in step 3 is added, obtains mixture C, to mixed
Vulcanization accelerator is added in compound C, is sent into double roller cylinder mill, rubber tapping turns refining, and after turning refining uniformly, 40 DEG C of roller temperature, is kneaded 30
Minute, obtain mixture D；
Step 5, by mixture D made from step 4, using two sections of vulcanization process, one step cure condition is：Pressure 10MPa, temperature
150 DEG C of degree, 10 minutes time, post vulcanization condition is 200 DEG C, time 2h of temperature, and the fire-retardant low temperature resistant weather-proof height of invention is made
Performance rubber.
Embodiment 2.
A kind of fire-retardant low temperature resistant weather-proof high-performance rubber of the present embodiment, include the raw material of following parts by weight：
100 parts of natural rubber, 90 parts of nitrile rubber, 80 parts of silicon rubber, 30 parts of carbon black, 20 parts of paraffin, 14 parts of graphite, calcium carbonate 12
Part, 8 parts of zinc chloride, 6 parts of fire retardant, 5 parts of plasticizer, 3 parts of antioxidant, 3 parts of coalescents, 2 parts of vulcanization accelerator.
Fire retardant in the present embodiment is magnesium hydroxide.
Plasticizer in the present embodiment is cedar wood oil.
Vulcanization accelerator in the present embodiment is DCP.
A kind of preparation method of fire-retardant low temperature resistant weather-proof high-performance rubber of the present embodiment, comprises the following steps：
Step 1, each component raw material is weighed on request；
Step 2, natural rubber, nitrile rubber, silicon rubber are sequentially added in homogenizer, rotating speed 2000r/min, stirred
Mix 30 minutes, after cooling, mixture is sent in double roller cylinder mill, roll spacing 4mm bag rollers turn refining, and obtain mixture A；
Step 3, by carbon black, paraffin, graphite, calcium carbonate, zinc chloride, fire retardant, plasticizer, antioxidant, coalescents by suitable
Sequence is sequentially added in homogenizer, speed of agitator 1200r/min, mixing time 25min, obtains mixture, then will be mixed
Compound is added in reactor, and being 110 DEG C in temperature reacts 25 minutes, and mixture B is made；
Step 4, the obtained mixture A into step 2, obtained mixture B in step 3 is added, obtains mixture C, to mixed
Vulcanization accelerator is added in compound C, is sent into double roller cylinder mill, rubber tapping turns refining, and after turning refining uniformly, 50 DEG C of roller temperature, is kneaded 40
Minute, obtain mixture D；
Step 5, by mixture D made from step 4, using two sections of vulcanization process, one step cure condition is：Pressure 16MPa, temperature
170 DEG C of degree, 20 minutes time, post vulcanization condition is 210 DEG C, time 4h of temperature, and the fire-retardant low temperature resistant weather-proof height of invention is made
Performance rubber.
Embodiment 3.
A kind of fire-retardant low temperature resistant weather-proof high-performance rubber of the present embodiment, include the raw material of following parts by weight：
90 parts of natural rubber, 85 parts of nitrile rubber, 70 parts of silicon rubber, 25 parts of carbon black, 18 parts of paraffin, 13 parts of graphite, calcium carbonate 11
Part, 7 parts of zinc chloride, 5 parts of fire retardant, 4 parts of plasticizer, 2 parts of antioxidant, 2.5 parts of coalescents, 1.5 parts of vulcanization accelerator.
Fire retardant in the present embodiment is magnesium hydroxide.
Plasticizer in the present embodiment is cedar wood oil.
Vulcanization accelerator in the present embodiment is DCP.
A kind of preparation method of fire-retardant low temperature resistant weather-proof high-performance rubber of the present embodiment, comprises the following steps：
Step 1, each component raw material is weighed on request；
Step 2, natural rubber, nitrile rubber, silicon rubber are sequentially added in homogenizer, rotating speed 1600r/min, stirred
Mix 25 minutes, after cooling, mixture is sent in double roller cylinder mill, roll spacing 3mm bag rollers turn refining, and obtain mixture A；
Step 3, by carbon black, paraffin, graphite, calcium carbonate, zinc chloride, fire retardant, plasticizer, antioxidant, coalescents by suitable
Sequence is sequentially added in homogenizer, speed of agitator 1100r/min, mixing time 22.5min, obtains mixture, then will
Mixture is added in reactor, and being 105 DEG C in temperature reacts 22.5 minutes, and mixture B is made；
Step 4, the obtained mixture A into step 2, obtained mixture B in step 3 is added, obtains mixture C, to mixed
Vulcanization accelerator is added in compound C, is sent into double roller cylinder mill, rubber tapping turns refining, and after turning refining uniformly, 45 DEG C of roller temperature, is kneaded 35
Minute, obtain mixture D；
Step 5, by mixture D made from step 4, using two sections of vulcanization process, one step cure condition is：Pressure 13MPa, temperature
160 DEG C of degree, 15 minutes time, post vulcanization condition is 205 DEG C, time 3h of temperature, and the fire-retardant low temperature resistant weather-proof height of invention is made
Performance rubber.
A kind of fire-retardant low temperature resistant weather-proof high-performance rubber of the present invention, the rubber have well fire-retardant, low temperature resistant, resistance to
The performance such as time, ageing-resistant, while raw material of the present invention is easy to get, safe and non-toxic environmental protection, has higher practical value should with good
Use prospect.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (10)
1. a kind of fire-retardant low temperature resistant weather-proof high-performance rubber, it is characterised in that include the raw material of following parts by weight：
Natural rubber 80-100 parts, nitrile rubber 80-90 parts, silicon rubber 60-80 parts, carbon black 20-30 parts, paraffin 16-20 parts, stone
Black 12-14 parts, calcium carbonate 10-12 parts, zinc chloride 6-8 parts, fire retardant 4-6 parts, plasticizer 3-5 parts, antioxidant 1-3 parts, into
Film auxiliary agent 2-3 parts, vulcanization accelerator 1-2 parts.
2. the fire-retardant low temperature resistant weather-proof high-performance rubber of one kind according to claim 1, it is characterised in that described fire-retardant resistance to low
The weather-proof high-performance rubber of temperature includes the raw material of following parts by weight：
90 parts of natural rubber, 85 parts of nitrile rubber, 70 parts of silicon rubber, 25 parts of carbon black, 18 parts of paraffin, 13 parts of graphite, calcium carbonate 11
Part, 7 parts of zinc chloride, 5 parts of fire retardant, 4 parts of plasticizer, 2 parts of antioxidant, 2.5 parts of coalescents, 1.5 parts of vulcanization accelerator.
3. the fire-retardant low temperature resistant weather-proof high-performance rubber of one kind according to claim 1 or 2, it is characterised in that the paraffin
For low melt point paraffin, high melting point paraffin, according to weight than 2:The mixture of 1 composition.
4. the fire-retardant low temperature resistant weather-proof high-performance rubber of one kind according to claim 1 or 2, it is characterised in that described fire-retardant
Agent is the one or more in magnesium hydroxide, aluminium hydroxide, organic silicon fibre retardant.
5. the fire-retardant low temperature resistant weather-proof high-performance rubber of one kind according to claim 1 or 2, it is characterised in that the plasticising
Agent is the one or more in cedar wood oil, castor oil, wasabi essential oil.
6. the fire-retardant low temperature resistant weather-proof high-performance rubber of one kind according to claim 1 or 2, it is characterised in that the antioxygen
Agent is antioxidant 168.
7. the fire-retardant low temperature resistant weather-proof high-performance rubber of one kind according to claim 1 or 2, it is characterised in that the film forming
Auxiliary agent is propylene glycol methyl ether acetate.
8. the fire-retardant low temperature resistant weather-proof high-performance rubber of one kind according to claim 1 or 2, it is characterised in that the vulcanization
Accelerator is the one or more in DCP, CZ, S-80.
A kind of 9. method for preparing fire-retardant low temperature resistant weather-proof high-performance rubber as claimed in claim 1 or 2, it is characterised in that
Comprise the following steps：
Step 1, each component raw material is weighed on request；
Step 2, natural rubber, nitrile rubber, silicon rubber are sequentially added in homogenizer, rotating speed 1200-2000r/
Min, 20-30 minutes are stirred, after cooling, mixture are sent in double roller cylinder mill, roll spacing 2-4mm bag rollers turn refining, and obtain
To mixture A；
Step 3, by carbon black, paraffin, graphite, calcium carbonate, zinc chloride, fire retardant, plasticizer, antioxidant, coalescents by suitable
Sequence is sequentially added in homogenizer, speed of agitator 1000-1200r/min, mixing time 20-25min, is mixed
Thing, then add mixture in reactor, it is 100-110 DEG C of reaction 20-25 minute in temperature, mixture B is made；
Step 4, the obtained mixture A into step 2, obtained mixture B in step 3 is added, obtains mixture C, to mixed
Vulcanization accelerator is added in compound C, is sent into double roller cylinder mill, rubber tapping turns refining, and after turning refining uniformly, 40-50 DEG C of roller temperature, is kneaded
30-40 minutes, obtain mixture D；
Step 5, by mixture D made from step 4, using two sections of vulcanization process, one step cure condition is：Pressure 10-
16MPa, 150-170 DEG C of temperature, minute time 10-20, post vulcanization condition are 200-210 DEG C of temperature, time 2-4h, hair are made
Bright fire-retardant low temperature resistant weather-proof high-performance rubber.
A kind of 10. preparation method of fire-retardant low temperature resistant weather-proof high-performance rubber according to claim 9, it is characterised in that
The step is：
Step 1, each component raw material is weighed on request；
Step 2, natural rubber, nitrile rubber, silicon rubber are sequentially added in homogenizer, rotating speed 1600r/min, stirred
Mix 25 minutes, after cooling, mixture is sent in double roller cylinder mill, roll spacing 3mm bag rollers turn refining, and obtain mixture A；
Step 3, by carbon black, paraffin, graphite, calcium carbonate, zinc chloride, fire retardant, plasticizer, antioxidant, coalescents by suitable
Sequence is sequentially added in homogenizer, speed of agitator 1100r/min, mixing time 22.5min, obtains mixture, then will
Mixture is added in reactor, and being 105 DEG C in temperature reacts 22.5 minutes, and mixture B is made；
Step 4, the obtained mixture A into step 2, obtained mixture B in step 3 is added, obtains mixture C, to mixed
Vulcanization accelerator is added in compound C, is sent into double roller cylinder mill, rubber tapping turns refining, and after turning refining uniformly, 45 DEG C of roller temperature, is kneaded 35
Minute, obtain mixture D；
Step 5, by mixture D made from step 4, using two sections of vulcanization process, one step cure condition is：Pressure 13MPa, temperature
160 DEG C of degree, 15 minutes time, post vulcanization condition is 205 DEG C, time 3h of temperature, and the fire-retardant low temperature resistant weather-proof height of invention is made
Performance rubber.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110294887A (en) * | 2019-05-27 | 2019-10-01 | 湖南华菱线缆股份有限公司 | A kind of cable super low-temperature resistant sheath |
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| CN106009108A (en) * | 2016-06-28 | 2016-10-12 | 郭庆平 | Low-temperature resistant nitrile butadiene rubber material and preparation method thereof |
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| CN107383456A (en) * | 2017-09-05 | 2017-11-24 | 宁国市宁和密封件厂 | A kind of processing method for magnetizing seal |
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2017
- 2017-11-30 CN CN201711235983.7A patent/CN107868289A/en not_active Withdrawn
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|---|---|---|---|---|
| US4478973A (en) * | 1983-01-31 | 1984-10-23 | Tokai Carbon Co., Ltd. | Rubber composition containing furnace carbon black |
| CN106479199A (en) * | 2015-08-31 | 2017-03-08 | 天津市奇才防水材料有限公司 | A kind of preparation method of flame retardant type root resistant waterproof roll |
| CN105946315A (en) * | 2016-05-19 | 2016-09-21 | 北京绿源汇材科技有限公司 | Novel high-performance waterproof roll and making method thereof |
| CN106009108A (en) * | 2016-06-28 | 2016-10-12 | 郭庆平 | Low-temperature resistant nitrile butadiene rubber material and preparation method thereof |
| CN107383456A (en) * | 2017-09-05 | 2017-11-24 | 宁国市宁和密封件厂 | A kind of processing method for magnetizing seal |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110294887A (en) * | 2019-05-27 | 2019-10-01 | 湖南华菱线缆股份有限公司 | A kind of cable super low-temperature resistant sheath |
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