CN108892827A - A kind of low temperature resistant low-hardness rubber and preparation method thereof - Google Patents
A kind of low temperature resistant low-hardness rubber and preparation method thereof Download PDFInfo
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- CN108892827A CN108892827A CN201810787226.9A CN201810787226A CN108892827A CN 108892827 A CN108892827 A CN 108892827A CN 201810787226 A CN201810787226 A CN 201810787226A CN 108892827 A CN108892827 A CN 108892827A
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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
- C08L9/06—Copolymers with styrene
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C1/00—Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
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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
- 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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- Compositions Of Macromolecular Compounds (AREA)
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Abstract
The invention discloses a kind of low temperature resistant low-hardness rubbers and preparation method thereof, including below according to the raw material of parts by weight：65-75 parts of butadiene-styrene rubber, 35-42 parts of phenylene silicone rubber, 30-36 parts of carbon black, 13-17 parts of naphthenic oil, 8-12 parts of trimellitate, 8-11 parts of tetraoctyl pyromellitate, 4-7 parts of nanometer silica gel, 3-6 parts of zinc oxide, 3-5 parts of glycolylurea epoxide resin, 1-2 parts of methyl diphenylene diisocyanate, 2-4 parts of anti-aging agent, 0.5-1.5 parts of coagulator.The invention also discloses the preparation methods of the low temperature resistant low-hardness rubber and preparation method thereof.Rubber prepared by the present invention is under the common mating reaction of various raw materials, and anti-aging and high temperature resistance are good, and Life of Tyre effectively improves.
Description
Technical field
The present invention relates to field of rubber technology, specifically a kind of low temperature resistant low-hardness rubber and preparation method thereof.
Background technique
Rubber refers to the high elastic polymer material with reversible deformation, at room temperature high resilience, in the outer masterpiece of very little
Larger deformation can be generated with lower, removes resilient after external force, rubber belongs to entirely without styling polymer, its vitrifying turns
Temperature is low, and molecular weight is often very big, is greater than hundreds of thousands.The rubber of early stage is taken from the latex of the plants such as rubber tree, kok-saghyz,
After processing made of with elasticity, insulating properties, impermeable water and air material, elastomeric high-molecular compound.Rubber is divided into
Natural rubber with two kinds of synthetic rubber, natural rubber be made of from the plants such as rubber tree, kok-saghyz extraction colloid post-processing；It closes
It is then obtained by the aggregated reaction of various monomers at rubber, rubber product is widely used in all aspects of industry or life.
Existing automobile tire is generally made of rubber, under winter severe cold environment, if automobile is parked in family for a long time
Outside, the influence of rain and snow weather in addition, automobile tire are in cryogenic freezing state for a long time, will lead to tire and be hardened, running car
Ground grip ability weaken in the process, are easy to skid, and when encountering sharp objects by the tire of freezing, tire is easier to rupture.
Summary of the invention
The purpose of the present invention is to provide a kind of low temperature resistant low-hardness rubbers and preparation method thereof, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the present invention provides the following technical solutions：
A kind of low temperature resistant low-hardness rubber and preparation method thereof, including below according to the raw material of parts by weight：Butadiene-styrene rubber
130-150 parts, 80-100 parts of carbon black, 15-25 parts of softening agent, 13-17 parts of naphthenic oil, 8-12 parts of trimellitate, equal benzene four
Different monooctyl ester 8-12 parts of formic acid four, 8-12 parts of hydroxy terminated fluorosilicone oil, 3-6 parts of zinc oxide, 4-6 parts of dichlorobenzoperoxide, decanedioic acid
3-5 parts of dibutyl ester, 2-4 parts of polyvinyl alcohol, 1-2 parts of azodicarbonamide, 1-2 parts of anti-aging agent, 1-2 parts of coagulator.
As a further solution of the present invention：Including below according to the raw material of parts by weight：120-140 parts of butadiene-styrene rubber, charcoal
85-95 parts black, 18-22 parts of softening agent, 14-16 parts of naphthenic oil, 9-11 parts of trimellitate, tetraoctyl pyromellitate
9-11 parts, 9-10 parts of hydroxy terminated fluorosilicone oil, 4-5 parts of zinc oxide, 5-6 parts of dichlorobenzoperoxide, dibutyl sebacate 3.5-4.5
Part, 2.5-3.5 parts of polyvinyl alcohol, 1.3-1.8 parts of azodicarbonamide, 1.3-1.6 parts of anti-aging agent, 1.4-1.6 parts of coagulator.
As further scheme of the invention：130 parts of butadiene-styrene rubber, 90 parts of carbon black, 20 parts of softening agent, naphthenic oil
15 parts, 10 parts of trimellitate, 10 parts of tetraoctyl pyromellitate, 9 parts of hydroxy terminated fluorosilicone oil, 4.5 parts of zinc oxide, dichloro peroxide
Change 5.5 parts of benzoyl, 4 parts of dibutyl sebacate, 3 parts of polyvinyl alcohol, 1.5 parts of azodicarbonamide, 1.5 parts of anti-aging agent, solidification
1.5 parts of agent.
As further scheme of the invention：The softening agent uses caprylic acid.
The preparation method of the low temperature resistant low-hardness rubber and preparation method thereof, steps are as follows：
1) by butadiene-styrene rubber, carbon black, softening agent, naphthenic oil, trimellitate, tetraoctyl pyromellitate, hydroxyl
Fluorosilicon oil, zinc oxide, dichlorobenzoperoxide, anti-aging agent, coagulator are put into open mill and carry out mixing 8-12min, are kneaded
Temperature is 100-120 DEG C, adds dibutyl sebacate, polyvinyl alcohol, azodicarbonamide, is kneaded 8-10min, melting temperature
It is 110-130 DEG C, is kneaded discharging products therefrom and places 12-18 hours；
2) the middle product for being kneaded completion of step 1) is rejoined and carries out back mixing in open mill, back mixing 5-10min, back mixing temperature
Degree is 100-110 DEG C, discharging；
3) step 2) products therefrom is sent on vulcanizing press and carries out press cure 2-3min, curing temperature 100-
It 120 DEG C, pressure 20-30MPa, discharges up to product.
Application of the above-mentioned rubber in automobile tire manufacturing field.
Compared with prior art, the beneficial effects of the invention are as follows：
Rubber prepared by the present invention is under the common mating reaction of various raw materials, and resistance to low temperature is good, even if rubber is long
Between be in severe cold environment, be also not easy to be hardened, use tire made of rubber prepared by the present invention still can be in severe winter environment
It works normally, driving process is not easy to skid, have a safety feature, and service life is higher.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Embodiment 1
A kind of low temperature resistant low-hardness rubber and preparation method thereof, including below according to the raw material of parts by weight：Butadiene-styrene rubber 130
Part, 80 parts of carbon black, 15 parts of softening agent, 13 parts of naphthenic oil, 8 parts of trimellitate, 8 parts of tetraoctyl pyromellitate, hydroxyl
8 parts of fluorosilicon oil, 3 parts of zinc oxide, 4 parts of dichlorobenzoperoxide, 3 parts of dibutyl sebacate, 2 parts of polyvinyl alcohol, azo diformazan
1 part of amide, 1 part of anti-aging agent, 1 part of coagulator.
Wherein, the softening agent uses caprylic acid.
In the present embodiment, the preparation method of described low temperature resistant low-hardness rubber and preparation method thereof, steps are as follows：
1) by butadiene-styrene rubber, carbon black, softening agent, naphthenic oil, trimellitate, tetraoctyl pyromellitate, hydroxyl
Fluorosilicon oil, zinc oxide, dichlorobenzoperoxide, anti-aging agent, coagulator are put into open mill and carry out mixing 8min, are kneaded temperature
Degree is 100 DEG C, adds dibutyl sebacate, polyvinyl alcohol, azodicarbonamide, is kneaded 8min, and melting temperature is 110 DEG C,
Discharging products therefrom is kneaded to place 12 hours；
2) the middle product for being kneaded completion of step 1) is rejoined and carries out back mixing in open mill, back mixing 5min, back mixing temperature
It is 100 DEG C, discharging；
3) step 2) products therefrom is sent on vulcanizing press and carries out press cure 2min, curing temperature is 100 DEG C, pressure
Power is 20MPa, is discharged up to product.
Embodiment 2
A kind of low temperature resistant low-hardness rubber and preparation method thereof, including below according to the raw material of parts by weight：Butadiene-styrene rubber 120
Part, 85 parts of carbon black, 18 parts of softening agent, 14 parts of naphthenic oil, 9 parts of trimellitate, 9 parts of tetraoctyl pyromellitate, hydroxyl
9 parts of fluorosilicon oil, 4 parts of zinc oxide, 6 parts of dichlorobenzoperoxide, 4.5 parts of dibutyl sebacate, 3.5 parts of polyvinyl alcohol, azo
1.8 parts of diformamide, 1.6 parts of anti-aging agent, 1.6 parts of coagulator.
Wherein, the softening agent uses caprylic acid.
In the present embodiment, the preparation method of described low temperature resistant low-hardness rubber and preparation method thereof, steps are as follows：
1) by butadiene-styrene rubber, carbon black, softening agent, naphthenic oil, trimellitate, tetraoctyl pyromellitate, hydroxyl
Fluorosilicon oil, zinc oxide, dichlorobenzoperoxide, anti-aging agent, coagulator are put into open mill and carry out mixing 10min, are kneaded temperature
Degree is 110 DEG C, adds dibutyl sebacate, polyvinyl alcohol, azodicarbonamide, is kneaded 9min, and melting temperature is 120 DEG C,
Discharging products therefrom is kneaded to place 15 hours；
2) the middle product for being kneaded completion of step 2) is rejoined and carries out back mixing in open mill, back mixing 7min, back mixing temperature
It is 105 DEG C, discharging；
3) step 3) products therefrom to be sent on vulcanizing press and carries out press cure 2.5min, curing temperature is 110 DEG C,
Pressure is 25MPa, is discharged up to product.
Embodiment 3
A kind of low temperature resistant low-hardness rubber and preparation method thereof, including below according to the raw material of parts by weight：Butadiene-styrene rubber 130
Part, 90 parts of carbon black, 20 parts of softening agent, 15 parts of naphthenic oil, 10 parts of trimellitate, 10 parts of tetraoctyl pyromellitate, hydroxyl
9 parts of base fluorosilicon oil, 4.5 parts of zinc oxide, 5.5 parts of dichlorobenzoperoxide, 4 parts of dibutyl sebacate, 3 parts of polyvinyl alcohol, idol
1.5 parts of nitrogen diformamide, 1.5 parts of anti-aging agent, 1.5 parts of coagulator.
Wherein, the softening agent uses caprylic acid.
In the present embodiment, the preparation method of described low temperature resistant low-hardness rubber and preparation method thereof, steps are as follows：
1) by butadiene-styrene rubber, carbon black, softening agent, naphthenic oil, trimellitate, tetraoctyl pyromellitate, hydroxyl
Fluorosilicon oil, zinc oxide, dichlorobenzoperoxide, anti-aging agent, coagulator are put into open mill and carry out mixing 10min, are kneaded temperature
Degree is 110 DEG C, adds dibutyl sebacate, polyvinyl alcohol, azodicarbonamide, is kneaded 9min, and melting temperature is 120 DEG C,
Discharging products therefrom is kneaded to place 15 hours；
2) the middle product for being kneaded completion of step 2) is rejoined and carries out back mixing in open mill, back mixing 7min, back mixing temperature
It is 105 DEG C, discharging；
3) step 3) products therefrom to be sent on vulcanizing press and carries out press cure 2.5min, curing temperature is 110 DEG C,
Pressure is 25MPa, is discharged up to product.
Embodiment 4
A kind of low temperature resistant low-hardness rubber and preparation method thereof, including below according to the raw material of parts by weight：Butadiene-styrene rubber 140
Part, 95 parts of carbon black, 22 parts of softening agent, 16 parts of naphthenic oil, 11 parts of trimellitate, 11 parts of tetraoctyl pyromellitate, hydroxyl
10 parts of base fluorosilicon oil, 4 parts of zinc oxide, 5 parts of dichlorobenzoperoxide, 3.5 parts of dibutyl sebacate, 2.5 parts of polyvinyl alcohol, idol
1.3 parts of nitrogen diformamide, 1.3 parts of anti-aging agent, 1.4 parts of coagulator.
Wherein, the softening agent uses caprylic acid.
In the present embodiment, the preparation method of described low temperature resistant low-hardness rubber and preparation method thereof, steps are as follows：
1) by butadiene-styrene rubber, carbon black, softening agent, naphthenic oil, trimellitate, tetraoctyl pyromellitate, hydroxyl
Fluorosilicon oil, zinc oxide, dichlorobenzoperoxide, anti-aging agent, coagulator are put into open mill and carry out mixing 10min, are kneaded temperature
Degree is 110 DEG C, adds dibutyl sebacate, polyvinyl alcohol, azodicarbonamide, is kneaded 9min, and melting temperature is 120 DEG C,
Discharging products therefrom is kneaded to place 15 hours；
2) the middle product for being kneaded completion of step 2) is rejoined and carries out back mixing in open mill, back mixing 7min, back mixing temperature
It is 105 DEG C, discharging；
3) step 3) products therefrom to be sent on vulcanizing press and carries out press cure 2.5min, curing temperature is 110 DEG C,
Pressure is 25MPa, is discharged up to product.
Embodiment 5
A kind of low temperature resistant low-hardness rubber and preparation method thereof, including below according to the raw material of parts by weight：Butadiene-styrene rubber 150
Part, 100 parts of carbon black, 25 parts of softening agent, 17 parts of naphthenic oil, 12 parts of trimellitate, 12 parts of tetraoctyl pyromellitate,
12 parts of hydroxy terminated fluorosilicone oil, 6 parts of zinc oxide, 6 parts of dichlorobenzoperoxide, 5 parts of dibutyl sebacate, 4 parts of polyvinyl alcohol, azo
2 parts of diformamide, 2 parts of anti-aging agent, 2 parts of coagulator.
Wherein, the softening agent uses caprylic acid.
In the present embodiment, the preparation method of described low temperature resistant low-hardness rubber and preparation method thereof, steps are as follows：
1) by butadiene-styrene rubber, carbon black, softening agent, naphthenic oil, trimellitate, tetraoctyl pyromellitate, hydroxyl
Fluorosilicon oil, zinc oxide, dichlorobenzoperoxide, anti-aging agent, coagulator are put into open mill and carry out mixing 12min, are kneaded temperature
Degree is 120 DEG C, adds dibutyl sebacate, polyvinyl alcohol, azodicarbonamide, is kneaded 10min, and melting temperature is 130 DEG C,
Discharging products therefrom is kneaded to place 18 hours；
2) the middle product for being kneaded completion of step 2) is rejoined and carries out back mixing in open mill, back mixing 10min, back mixing temperature
It is 110 DEG C, discharging；
3) step 3) products therefrom to be sent on vulcanizing press and carries out press cure 2-3min, curing temperature is 120 DEG C,
Pressure is 30MPa, is discharged up to product.
Comparative example 1
Compared with Example 3, dibutyl sebacate is free of, other are same as Example 3.
Comparative example 2
Compared with Example 3, polyvinyl alcohol is free of, other are same as Example 3.
Comparative example 3
Compared with Example 3, dibutyl sebacate and polyvinyl alcohol are free of, other are same as Example 3.
Rubber prepared by embodiment 1-5 and comparative example 1-3 is tested for the property, test result is as shown in table 1.
Table 1
From in result above as can be seen that rubber prepared by the present invention under the common mating reaction of various raw materials, it is resistance to low
Warm nature can be good, even if rubber is in severe cold environment for a long time, is also not easy to be hardened, and takes turns using made of rubber prepared by the present invention
Tire still can work normally in severe winter environment, and driving process is not easy to skid, and has a safety feature, and service life is higher.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where 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, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of low temperature resistant low-hardness rubber and preparation method thereof, which is characterized in that including below according to the raw material of parts by weight：Fourth
130-150 parts of benzene rubber, 80-100 parts of carbon black, 15-25 parts of softening agent, 13-17 parts of naphthenic oil, 8-12 parts of trimellitate,
8-12 parts of tetraoctyl pyromellitate, 8-12 parts of hydroxy terminated fluorosilicone oil, 3-6 parts of zinc oxide, 4-6 parts of dichlorobenzoperoxide,
3-5 parts of dibutyl sebacate, 2-4 parts of polyvinyl alcohol, 1-2 parts of azodicarbonamide, 1-2 parts of anti-aging agent, 1-2 parts of coagulator.
2. low temperature resistant low-hardness rubber according to claim 1 and preparation method thereof, which is characterized in that including below according to
The raw material of parts by weight：120-140 parts of butadiene-styrene rubber, 85-95 parts of carbon black, 18-22 parts of softening agent, 14-16 parts of naphthenic oil, inclined benzene
Three 9-11 parts of acid esters, 9-11 parts of tetraoctyl pyromellitate, 9-10 parts of hydroxy terminated fluorosilicone oil, 4-5 parts of zinc oxide, dichloro peroxidating
5-6 parts of benzoyl, 2.5-3.5 parts of polyvinyl alcohol, 1.3-1.8 parts of azodicarbonamide, is prevented 3.5-4.5 parts of dibutyl sebacate
Old agent 1.3-1.6 parts, 1.4-1.6 parts of coagulator.
3. low temperature resistant low-hardness rubber according to claim 2 and preparation method thereof, which is characterized in that including below according to
The raw material of parts by weight：130 parts of butadiene-styrene rubber, 90 parts of carbon black, 20 parts of softening agent, 15 parts of naphthenic oil, 10 parts of trimellitate,
Four 10 parts of different monooctyl ester of benzene tetracarboxylic acid, 9 parts of hydroxy terminated fluorosilicone oil, 4.5 parts of zinc oxide, 5.5 parts of dichlorobenzoperoxide, decanedioic acid two
4 parts of butyl ester, 3 parts of polyvinyl alcohol, 1.5 parts of azodicarbonamide, 1.5 parts of anti-aging agent, 1.5 parts of coagulator.
4. low temperature resistant low-hardness rubber according to claim 1 and preparation method thereof, which is characterized in that the softening agent is adopted
Use caprylic acid.
5. a kind of preparation method of low temperature resistant low-hardness rubber as described in claim 1-4 is any and preparation method thereof, special
Sign is that steps are as follows：
1) by butadiene-styrene rubber, carbon black, softening agent, naphthenic oil, trimellitate, tetraoctyl pyromellitate, hydroxyl fluorine silicon
Oil, zinc oxide, dichlorobenzoperoxide, anti-aging agent, coagulator are put into open mill and carry out mixing 8-12min, melting temperature
It is 100-120 DEG C, adds dibutyl sebacate, polyvinyl alcohol, azodicarbonamide, be kneaded 8-10min, melting temperature is
It 110-130 DEG C, is kneaded discharging products therefrom and places 12-18 hours；
2) it will be kneaded the product completed in step 1) rejoins and carry out back mixing in open mill, back mixing 5-10min, back mixing temperature is
100-110 DEG C, discharging；
3) step 2) products therefrom to be sent on vulcanizing press and carries out press cure 2-3min, curing temperature is 100-120 DEG C,
Pressure is 20-30MPa, is discharged up to product.
6. a kind of application of rubber as described in claim 1-4 is any in tire manufacturing art.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810787226.9A CN108892827A (en) | 2018-07-18 | 2018-07-18 | A kind of low temperature resistant low-hardness rubber and preparation method thereof |
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| CN201810787226.9A CN108892827A (en) | 2018-07-18 | 2018-07-18 | A kind of low temperature resistant low-hardness rubber and preparation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101333307A (en) * | 2008-06-27 | 2008-12-31 | 南京固柏橡塑制品有限公司 | Cold resistant rubber |
| CN102108140A (en) * | 2009-12-23 | 2011-06-29 | 韩国轮胎株式会社 | Rubber composition for tire tread and tire manufactured using the same |
| CN102604171A (en) * | 2012-03-16 | 2012-07-25 | 中国皮革和制鞋工业研究院 | Production process for rubber foam material by means of compression molding |
-
2018
- 2018-07-18 CN CN201810787226.9A patent/CN108892827A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101333307A (en) * | 2008-06-27 | 2008-12-31 | 南京固柏橡塑制品有限公司 | Cold resistant rubber |
| CN102108140A (en) * | 2009-12-23 | 2011-06-29 | 韩国轮胎株式会社 | Rubber composition for tire tread and tire manufactured using the same |
| CN102604171A (en) * | 2012-03-16 | 2012-07-25 | 中国皮革和制鞋工业研究院 | Production process for rubber foam material by means of compression molding |
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