CN108530696A - A kind of rubber composition and preparation method thereof of magnetically levitated wheel tire tread - Google Patents
A kind of rubber composition and preparation method thereof of magnetically levitated wheel tire tread Download PDFInfo
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- CN108530696A CN108530696A CN201810393362.XA CN201810393362A CN108530696A CN 108530696 A CN108530696 A CN 108530696A CN 201810393362 A CN201810393362 A CN 201810393362A CN 108530696 A CN108530696 A CN 108530696A
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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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- 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
- B60C1/0016—Compositions of the tread
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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
- C08K2201/011—Nanostructured additives
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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
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention discloses a kind of rubber compositions and preparation method thereof of magnetically levitated wheel tire tread, the rubber composition wherein adds modified Nano diamond by rubber master batch, natural rubber, white carbon, zinc oxide, stearic acid, silane coupling agent, anti-aging agent RD, sulphur and accelerant CZ in the raw material of rubber master batch.The rubber composition of the present invention has the advantages that tensile strength, elongation at break, stress at definite elongation etc. are very high, and resilience is good, it can very easily spring back, to bear the huge deformation of tire tread when magnetic-suspension automobile lands in an emergency, tyre surface suitable for magnetic suspension tire, it is all fine by the tread wear and stability of its magnetic suspension tire obtained, there is more preferably handling and drive safety.
Description
Technical field
The invention belongs to rubber industry fields, and in particular to a kind of rubber composition and its system of magnetically levitated wheel tire tread
Preparation Method.
Background technology
Magnetic suspension is under magneticaction, object to be made to be in stabilization in space under conditions of being not in contact with property constrains
A kind of state.Due to it have many characteristics, such as it is non-contact, without friction, it is pollution-free, so that its application scenario in engineering is shown pole
Big superiority, is paid close attention to by engineers and technicians in recent years.
The tire of magnetic-suspension automobile used at present is still nonmagnetic insulation class tire, although magnetic-suspension automobile is travelling
Certain road clearance can be generated in the process, but is still unavoidable from the danger of the metals sharppointed article such as small nail on road sometimes
Evil.And magnetic-suspension automobile, when landing in an emergency, tire tread will bear huge deformation and load, therefore, for magnetic suspension
More stringent requirements are proposed for the design of automobile tire.
Invention content
It is an object of the invention in view of the shortcomings of the prior art, providing a kind of rubber composition of magnetically levitated wheel tire tread
And preparation method thereof.The rubber composition of the present invention has the advantages that tensile strength, elongation at break, stress at definite elongation etc. are very high,
And resilience is good, can very easily spring back, to bear the huge deformation of tire tread when magnetic-suspension automobile lands in an emergency,
It is all fine by the tread wear and stability of its magnetic suspension tire obtained suitable for the tyre surface of magnetic suspension tire, have more
Good handling and drive safety.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of rubber composition of magnetically levitated wheel tire tread, the rubber composition is by following raw material systems counted in parts by weight
At：
Rubber master batch：50 ~ 60 parts；
Natural rubber：80 ~ 120 parts；
White carbon：20 ~ 30 parts；
Zinc oxide：3 ~ 5 parts；
Stearic acid：1 ~ 3 part；
Sulphur：1 ~ 3 part；
Silane coupling agent：2 ~ 4 parts；
Anti-aging agent RD：1 ~ 2 part；
Accelerant CZ：1 ~ 3 part.
The rubber master batch includes the component of following parts by weight：40 ~ 60 parts of modified Nano diamond, butadiene-styrene rubber
120 ~ 150 parts, 6 ~ 8 parts of polyvinylpyrrolidone, 3 ~ 5 parts of stearic acid, 1 ~ 3 part of titante coupling agent, 1 ~ 3 part of anti-aging agent and
8 ~ 12 parts of microwax；The preparation method of the modified Nano diamond is：It takes Nano diamond to be put into reactor, is then added
Modifying agent is warming up to 200 DEG C of reaction 12h；It after the completion of reaction, is cooled to room temperature, gained mixture uses methanol and toluene clear respectively
It washes, after filtering, is freeze-dried and the modified Nano diamond is made.
In the preparation process of modified Nano diamond, the modifying agent is maleic anhydride or dicyclopentadiene；It is described to receive
The mass ratio of rice diamond and modifying agent is 5:（1~3）.
The preparation method of the rubber master batch is：Using two-roll mill, 100 DEG C, roll spacing 5mm of roller temperature is controlled, successively
40 ~ 60 parts of modified Nano diamond, 120 ~ 150 parts of butadiene-styrene rubber, 6 ~ 8 parts of polyvinylpyrrolidone, stearic acid 3 ~ 5 is added
8 ~ 12 parts of part, 1 ~ 3 part of titante coupling agent, 1 ~ 3 part of anti-aging agent and microwax, it is thin 4 times logical after being sufficiently mixed, adjust roll spacing
10mm bottom sheet obtains the Nano diamond Composite rubber material of sheet；Gained sizing material is added in double screw extruder, screw rod is controlled
Rotating speed 150r/min, extrusion temperature are 80 DEG C, are extruded into item, then cut off, are granulated, the rubber master batch is made.
The preparation method of the rubber composition of magnetically levitated wheel tire tread is as described above：By rubber master batch, natural rubber
Glue, white carbon, zinc oxide, stearic acid, silane coupling agent and anti-aging agent RD are added in mixer, and 5min is kneaded at 165 DEG C,
To obtain masterbatch, sulphur and accelerant CZ are then mixed into masterbatch using opening rubber mixing machine, after after cure 30min
The rubber composition is made.
The beneficial effects of the present invention are：The rubber composition of the present invention has tensile strength, elongation at break, stretches and answer surely
The very high advantage such as power, and resilience is good, can very easily spring back, to bear tire when magnetic-suspension automobile lands in an emergency
The huge deformation of tyre surface is suitable for the tyre surface of magnetic suspension tire, by the tread wear and stabilization of its magnetic suspension tire obtained
Property it is all fine, have more preferably handling and drive safety.
Specific implementation mode
Below in conjunction with specific embodiment, the present invention will be further described, but the present invention is not limited only to these embodiments.
Embodiment 1
A kind of preparation method of the rubber composition of magnetically levitated wheel tire tread, specifically includes following steps：
（1）It takes Nano diamond to be put into reactor, maleic anhydride, the matter of the Nano diamond and maleic anhydride is then added
Amount is than being 5:1；Then heat to 200 DEG C of reaction 12h；After the completion of reaction, be cooled to room temperature, gained mixture respectively use methanol and
Toluene cleans, and after filtering, is freeze-dried and modified Nano diamond is made；
（2）Using two-roll mill, 100 DEG C, roll spacing 5mm of roller temperature is controlled, 40 parts by weight of modified Nano diamond, fourth are sequentially added
120 parts by weight of benzene rubber, 6 parts by weight of polyvinylpyrrolidone, 3 parts by weight of stearic acid, 1 parts by weight of titante coupling agent,
8 parts by weight of 1 parts by weight of anti-aging agent and microwax, it is thin 4 times logical after being sufficiently mixed, roll spacing 10mm bottom sheet is adjusted, receiving for sheet is obtained
Rice diamond Composite rubber material；Gained sizing material is added in double screw extruder, screw speed 150r/min, extrusion temperature are controlled
It is 80 DEG C, is extruded into item, then cuts off, is granulated, the rubber master batch is made；
（3）By 50 parts by weight of rubber master batch, 80 parts by weight of natural rubber, 20 parts by weight of white carbon, 3 parts by weight of zinc oxide, tristearin
Sour 1 parts by weight, 2 parts by weight of silane coupling agent and 1 parts by weight of anti-aging agent RD are added in mixer, are kneaded at 165 DEG C
Then 5min is mixed into 1 weight of 1 parts by weight of sulphur and accelerant CZ using opening rubber mixing machine to obtain masterbatch in masterbatch
Part is measured, with the obtained rubber composition after after cure 30min.
Embodiment 2
A kind of preparation method of the rubber composition of magnetically levitated wheel tire tread, specifically includes following steps：
（1）It takes Nano diamond to be put into reactor, dicyclopentadiene, the Nano diamond and dicyclopentadiene is then added
Mass ratio be 5:2；Then heat to 200 DEG C of reaction 12h；It after the completion of reaction, is cooled to room temperature, gained mixture uses first respectively
Alcohol and toluene cleaning, after filtering, are freeze-dried and modified Nano diamond are made；
（2）Using two-roll mill, 100 DEG C, roll spacing 5mm of roller temperature is controlled, 60 parts by weight of modified Nano diamond, fourth are sequentially added
150 parts by weight of benzene rubber, 8 parts by weight of polyvinylpyrrolidone, 5 parts by weight of stearic acid, 3 parts by weight of titante coupling agent,
12 parts by weight of 3 parts by weight of anti-aging agent and microwax, it is thin 4 times logical after being sufficiently mixed, roll spacing 10mm bottom sheet is adjusted, sheet is obtained
Nano diamond Composite rubber material；Gained sizing material is added in double screw extruder, screw speed 150r/min is controlled, squeezes out temperature
Degree is 80 DEG C, is extruded into item, then cuts off, is granulated, the rubber master batch is made；
（3）By 60 parts by weight of rubber master batch, 120 parts by weight of natural rubber, 30 parts by weight of white carbon, 5 parts by weight of zinc oxide, tristearin
Sour 3 parts by weight, 4 parts by weight of silane coupling agent and 2 parts by weight of anti-aging agent RD are added in mixer, are kneaded at 165 DEG C
Then 5min is mixed into 3 weight of 3 parts by weight of sulphur and accelerant CZ using opening rubber mixing machine to obtain masterbatch in masterbatch
Part is measured, with the obtained rubber composition after after cure 30min.
Embodiment 3
A kind of preparation method of the rubber composition of magnetically levitated wheel tire tread, specifically includes following steps：
（1）It takes Nano diamond to be put into reactor, maleic anhydride, the matter of the Nano diamond and maleic anhydride is then added
Amount is than being 5:3；Then heat to 200 DEG C of reaction 12h；After the completion of reaction, be cooled to room temperature, gained mixture respectively use methanol and
Toluene cleans, and after filtering, is freeze-dried and modified Nano diamond is made；
（2）Using two-roll mill, 100 DEG C, roll spacing 5mm of roller temperature is controlled, 50 parts by weight of modified Nano diamond, fourth are sequentially added
135 parts by weight of benzene rubber, 7 parts by weight of polyvinylpyrrolidone, 4 parts by weight of stearic acid, 2 parts by weight of titante coupling agent,
10 parts by weight of 2 parts by weight of anti-aging agent and microwax, it is thin 4 times logical after being sufficiently mixed, roll spacing 10mm bottom sheet is adjusted, sheet is obtained
Nano diamond Composite rubber material；Gained sizing material is added in double screw extruder, screw speed 150r/min is controlled, squeezes out temperature
Degree is 80 DEG C, is extruded into item, then cuts off, is granulated, the rubber master batch is made；
（3）By 55 parts by weight of rubber master batch, 100 parts by weight of natural rubber, 25 parts by weight of white carbon, 4 parts by weight of zinc oxide, tristearin
Sour 2 parts by weight, 3 parts by weight of silane coupling agent and 1.5 parts by weight of anti-aging agent RD are added in mixer, are kneaded at 165 DEG C
Then 5min is mixed into 2 weight of 2 parts by weight of sulphur and accelerant CZ using opening rubber mixing machine to obtain masterbatch in masterbatch
Part is measured, with the obtained rubber composition after after cure 30min.
Every physics of magnetically levitated wheel tire tread and existing air tread made from rubber composition by the present invention
Mechanical property is as shown in table 1.
The foregoing is merely presently preferred embodiments of the present invention, all equivalent changes done according to scope of the present invention patent with
Modification should all belong to the covering scope of the present invention.
Claims (4)
1. a kind of rubber composition of magnetically levitated wheel tire tread, it is characterised in that：The rubber composition by it is following by weight
The raw material of number meter is made：
Rubber master batch：50 ~ 60 parts；
Natural rubber：80 ~ 120 parts；
White carbon：20 ~ 30 parts；
Zinc oxide：3 ~ 5 parts；
Stearic acid：1 ~ 3 part；
Sulphur：1 ~ 3 part；
Silane coupling agent：2 ~ 4 parts；
Anti-aging agent RD：1 ~ 2 part；
Accelerant CZ：1 ~ 3 part.
The rubber master batch includes the component of following parts by weight：40 ~ 60 parts of modified Nano diamond, butadiene-styrene rubber 120 ~
150 parts, 6 ~ 8 parts of polyvinylpyrrolidone, 3 ~ 5 parts of stearic acid, 1 ~ 3 part of titante coupling agent, 1 ~ 3 part of anti-aging agent and crystallite
8 ~ 12 parts of wax；The preparation method of the modified Nano diamond is：It takes Nano diamond to be put into reactor, is then added and is modified
Agent is warming up to 200 DEG C of reaction 12h；It after the completion of reaction, is cooled to room temperature, gained mixture is cleaned with methanol and toluene respectively, mistake
After filter, it is freeze-dried and the modified Nano diamond is made.
2. the rubber composition of magnetically levitated wheel tire tread according to claim 1, it is characterised in that：In modified Nano gold
In the preparation process of hard rock, the modifying agent is maleic anhydride or dicyclopentadiene；The matter of the Nano diamond and modifying agent
Amount is than being 5:（1~3）.
3. the rubber composition of magnetically levitated wheel tire tread according to claim 1, it is characterised in that：The rubber is female
Grain preparation method be：Using two-roll mill, control 100 DEG C, roll spacing 5mm of roller temperature, sequentially add modified Nano diamond 40 ~
60 parts, 120 ~ 150 parts of butadiene-styrene rubber, 6 ~ 8 parts of polyvinylpyrrolidone, 3 ~ 5 parts of stearic acid, 1 ~ 3 part of titante coupling agent,
8 ~ 12 parts of 1 ~ 3 part of anti-aging agent and microwax, it is thin 4 times logical after being sufficiently mixed, roll spacing 10mm bottom sheet is adjusted, the nanometer of sheet is obtained
Diamond Composite rubber material；Gained sizing material is added in double screw extruder, screw speed 150r/min is controlled, extrusion temperature is
80 DEG C, it is extruded into item, then cuts off, be granulated, the rubber master batch is made.
4. a kind of method for the rubber composition preparing magnetically levitated wheel tire tread as described in claim 1, it is characterised in that：
Rubber master batch, natural rubber, white carbon, zinc oxide, stearic acid, silane coupling agent and anti-aging agent RD are added in mixer,
It is kneaded 5min at 165 DEG C, to obtain masterbatch, is then mixed into sulphur and accelerating agent in masterbatch using opening rubber mixing machine
CZ, with the obtained rubber composition after after cure 30min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810393362.XA CN108530696A (en) | 2018-04-27 | 2018-04-27 | A kind of rubber composition and preparation method thereof of magnetically levitated wheel tire tread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810393362.XA CN108530696A (en) | 2018-04-27 | 2018-04-27 | A kind of rubber composition and preparation method thereof of magnetically levitated wheel tire tread |
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| Publication Number | Publication Date |
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| CN108530696A true CN108530696A (en) | 2018-09-14 |
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| CN201810393362.XA Pending CN108530696A (en) | 2018-04-27 | 2018-04-27 | A kind of rubber composition and preparation method thereof of magnetically levitated wheel tire tread |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113637239A (en) * | 2021-07-22 | 2021-11-12 | 中策橡胶(建德)有限公司 | Universal tire crown rubber with ultra-low rolling resistance, preparation method thereof and tire |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103374150A (en) * | 2012-04-24 | 2013-10-30 | 住友橡胶工业株式会社 | Rubber composition for tread and pneumatic tire using the same for tread |
| CN104672572A (en) * | 2013-11-28 | 2015-06-03 | 大连轮胎厂有限公司 | Composite material composition for tires |
| CN106188661A (en) * | 2016-07-15 | 2016-12-07 | 山东永泰集团有限公司 | A kind of magnetic suspension train tire tread glue and preparation method thereof |
-
2018
- 2018-04-27 CN CN201810393362.XA patent/CN108530696A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103374150A (en) * | 2012-04-24 | 2013-10-30 | 住友橡胶工业株式会社 | Rubber composition for tread and pneumatic tire using the same for tread |
| CN104672572A (en) * | 2013-11-28 | 2015-06-03 | 大连轮胎厂有限公司 | Composite material composition for tires |
| CN106188661A (en) * | 2016-07-15 | 2016-12-07 | 山东永泰集团有限公司 | A kind of magnetic suspension train tire tread glue and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113637239A (en) * | 2021-07-22 | 2021-11-12 | 中策橡胶(建德)有限公司 | Universal tire crown rubber with ultra-low rolling resistance, preparation method thereof and tire |
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Application publication date: 20180914 |
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