CN105623168A - Anti-fatigue rubber for electric tire and preparation method thereof - Google Patents
Anti-fatigue rubber for electric tire and preparation method thereof Download PDFInfo
- Publication number
- CN105623168A CN105623168A CN201511030391.2A CN201511030391A CN105623168A CN 105623168 A CN105623168 A CN 105623168A CN 201511030391 A CN201511030391 A CN 201511030391A CN 105623168 A CN105623168 A CN 105623168A
- Authority
- CN
- China
- Prior art keywords
- rubber
- parts
- electric power
- age resistor
- accelerator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/04—Homopolymers or copolymers of esters
- C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
- C08L33/10—Homopolymers or copolymers of methacrylic acid esters
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides an anti-fatigue rubber for an electric tire and relates to the field of rubber. The anti-fatigue rubber for the electric tire is prepared from the following ingredients in parts by weight: 5-15 parts of butadiene, 5-15 parts of styrene, 10-22 parts of methacrylate, 8-17 parts of white carbon black, 5-17 parts of butyl lithium, 5-10 parts of butyronitrile, 2-8 parts of zinc oxide, 2-7 parts of phenolic resin, 1-5 parts of an accelerant, 1-5 parts of an anti-aging agent and 3-6 parts of a silane coupling agent. The anti-fatigue rubber for the electric tire, provided by the invention, is less in hysteresis loss, good in fatigue performance, high in sulfuration speed and applicable to large-range application. The invention also provides a method for preparing the anti-fatigue rubber for the electric tire.
Description
Technical field
The present invention relates to rubber materials, in particular to a kind of fatigue durability rubber for electric power tire and preparation method thereof.
Background technology
Electric power tire is one of vitals of automobile, and it directly contacts with road surface, and automotive suspension relaxes impact suffered during running car jointly, it is ensured that automobile has good driving comfort and ride performance; Ensure that there is good tack on wheel and road surface, improve the traction property of automobile, braking and the property passed through; Subject the weight of automobile. The important function that tire is risen on automobile is increasingly subject to people's attention. In actual use, tire should bear field extreme climate environment and rugged pavement destruction, repeatedly bearing the effect of various stress produced when vehicle travels again, this just requires to have the advantages such as excellent physical and mechanical properties, resistance to ag(e)ing, high resiliency, wearability and long service life for the fatigue durability rubber of electric power tire. But, the hysteresis loss of the existing fatigue durability rubber for electric power tire is relatively big, and fatigue performance is also poor, and in sulfidation, speed is also slower.
Summary of the invention
In view of this, the invention provides a kind of fatigue durability rubber for electric power tire and preparation method thereof, to improve the existing problem that fatigue durability rubber hysteresis loss is big, fatigue performance is poor, curingprocess rate is slow for electric power tire.
For achieving the above object, the present invention provides following technical scheme:
A kind of fatigue durability rubber for electric power tire, counting by weight, component is composed as follows: butadiene 5-15 part, styrene 5-15 part, methacrylate 10-22 part, white carbon 8-17 part, butyl lithium 5-17 part, butyronitrile 5-10 part, zinc oxide 2-8 part, phenolic resin 2-7 part, accelerator 1-5 part, age resistor 1-5 part and silane coupler 3-6 part.
Preferably, in the above-mentioned fatigue durability rubber for electric power tire, counting by weight, component is composed as follows: butadiene 7-12 part, styrene 6-12 part, methacrylate 12-15 part, white carbon 10-14 part, butyl lithium 7-10 part, butyronitrile 6-9 part, zinc oxide 3-5.5 part, phenolic resin 3-5 part, accelerator 2-3.5 part, age resistor 3-4.4 part and silane coupler 3-4 part.
Preferably, in the above-mentioned fatigue durability rubber for electric power tire, described accelerator is the mixture of diphenylguanidine and captax. Diphenylguanidine and captax are used in conjunction with, and can reach higher activity.
Preferably, in the above-mentioned fatigue durability rubber for electric power tire, described age resistor is one or both the mixture in age resistor 4040, antioxidant 4010NA. Age resistor can effectively extend the service life of product.
Present invention also offers a kind of method preparing the above-mentioned fatigue durability rubber for electric power tire, comprise the steps:
A. under 50 DEG C of conditions, using mill to plasticate, plasticate time 30min, obtains broken-down rubber;
B. adjusting preliminary roller and be 50-60 DEG C, back roller is 60-70 DEG C, puts into broken-down rubber, butadiene, styrene, methacrylate, white carbon, butyronitrile and phenolic resin is put in the lump, be warming up to 100-120 DEG C, refines 10min; Then add butyl lithium, zinc oxide, refine 8min; Add accelerator, age resistor and silane coupler, refine 10min, be cooled to room temperature;
C. the mixture obtained by step b sends into extruding machine de-bubble;
D. the rubber obtained by step c, at 0.35Mpa, vulcanizes 30min when temperature is 150 DEG C.
Relative to prior art, the present invention includes following beneficial effect: with the addition of white carbon in the raw material components of the present invention, after butadiene, styrene, butyronitrile combined effect, white carbon can reduce hysteresis loss greatly while increasing grasp property, the resistance to rolling of its tire prepared will low 10-15% than standard tire, and this kind of effect is had facilitation by butyronitrile, butadiene and styrene block copolymer increase the gripping power of rubber, also increase the wearability of prepared tire simultaneously. By the copolymerization of butadiene, styrene and methacrylate, introducing butyronitrile and phenolic resin, rate of cure and the fatigue performance of prepared tire are greatly improved again simultaneously.
The fatigue durability rubber hysteresis loss for electric power tire that the present invention prepares is little, fatigue performance good, curingprocess rate is fast, combination property, is especially suitable for commercial production and popularization.
Detailed description of the invention
Below by specific embodiment, the present invention is described in further detail.
Embodiment one
Counting by weight, component is composed as follows:
Butadiene 5 parts, styrene 5 parts, methacrylate 10 parts, white carbon 8 parts, butyl lithium 5 parts, butyronitrile 5 parts, zinc oxide 2 parts, 2 parts of phenolic resin, accelerator 1 part, 1 part of age resistor and silane coupler 3 parts.
Accelerator is the material that can promote sulfurization, can shorten the cure time of rubber or reduce curing temperature, reduces vulcanizing agent consumption and improves the physical and mechanical properties of rubber. In the present embodiment, accelerator is diphenylguanidine, and certainly, this kind is chosen and be not intended as restriction, it would however also be possible to employ other accelerator, as selected Vulcanization accelerator TMTD.
Age resistor refers to prevent or suppress the such as factor such as oxygen, heat, light, ozone, mechanical stress, heavy metal ion to destroy product properties, extend goods storage and the compounding ingredient in service life. In the present embodiment, age resistor is age resistor 4040, and certainly, this kind is chosen and be not intended as restriction, it is also possible to select other age resistor, such as antioxidant 4010NA.
The white carbon added in raw material components, after butadiene, styrene, butyronitrile combined effect, white carbon can reduce hysteresis loss greatly while increasing grasp property, the resistance to rolling of its tire prepared will low 10-15% than standard tire, and this kind of effect is had facilitation by butyronitrile, butadiene and styrene block copolymer increase the gripping power of rubber, also increase the wearability of prepared tire simultaneously. By the copolymerization of butadiene, styrene and methacrylate, introducing butyronitrile and phenolic resin, rate of cure and the fatigue performance of prepared tire are greatly improved again simultaneously.
The fatigue durability rubber hysteresis loss for electric power tire that the present embodiment prepares is little, fatigue performance good, curingprocess rate is fast, combination property, is especially suitable for commercial production and popularization.
The present embodiment additionally provides a kind of method preparing the above-mentioned fatigue durability rubber for electric power tire, comprises the steps:
A. under 50 DEG C of conditions, using mill to plasticate, plasticate time 30min, obtains broken-down rubber;
B. adjusting preliminary roller is 50 DEG C, and back roller is 60 DEG C, puts into broken-down rubber, butadiene, styrene, methacrylate, white carbon, butyronitrile and phenolic resin is put in the lump, be warming up to 100 DEG C, refines 10min; Then add butyl lithium, zinc oxide, refine 8min; Add accelerator, age resistor and silane coupler, refine 10min, be cooled to room temperature;
C. the mixture obtained by step b sends into extruding machine de-bubble;
D. the rubber obtained by step c, at 0.35Mpa, vulcanizes 30min when temperature is 150 DEG C.
Utilize the fatigue durability rubber practicality for electric power tire that the method that the present embodiment provides prepares high, suitable for large-scale promotion.
Embodiment two
Counting by weight, component is composed as follows:
Butadiene 15 parts, styrene 15 parts, methacrylate 22 parts, white carbon 17 parts, butyl lithium 17 parts, butyronitrile 10 parts, zinc oxide 8 parts, 7 parts of phenolic resin, accelerator 5 parts, 5 parts of age resistor and silane coupler 6 parts.
In the present embodiment, accelerator is the mixture of diphenylguanidine and captax, and the two ratio is 1:1. Diphenylguanidine and captax are used in conjunction with, and can reach higher activity.
And age resistor is age resistor 4040 and antioxidant 4010NA mixture, the mass ratio of age resistor 4040 and antioxidant 4010NA is 2:1. Age resistor can effectively extend the service life of product.
The present embodiment additionally provides a kind of method preparing the above-mentioned fatigue durability rubber for electric power tire, comprises the steps:
A. under 50 DEG C of conditions, using mill to plasticate, plasticate time 30min, obtains broken-down rubber;
B. adjusting preliminary roller is 60 DEG C, and back roller is 70 DEG C, puts into broken-down rubber, butadiene, styrene, methacrylate, white carbon, butyronitrile and phenolic resin is put in the lump, be warming up to 120 DEG C, refines 10min; Then add butyl lithium, zinc oxide, refine 8min; Add accelerator, age resistor and silane coupler, refine 10min, be cooled to room temperature;
C. the mixture obtained by step b sends into extruding machine de-bubble;
D. the rubber obtained by step c, at 0.35Mpa, vulcanizes 30min when temperature is 150 DEG C.
Embodiment three
Counting by weight, component is composed as follows:
Butadiene 11 parts, styrene 12 parts, methacrylate 13.5 parts, white carbon 13 parts, butyl lithium 8 parts, butyronitrile 8 parts, zinc oxide 3 parts, 3.5 parts of phenolic resin, accelerator 3.5 parts, 4 parts of age resistor and silane coupler 3 parts.
In the present embodiment, accelerator is the mixture of diphenylguanidine and captax, and the mass ratio of diphenylguanidine and captax is 2:1. Age resistor is age resistor 4040.
The present embodiment additionally provides a kind of method preparing the above-mentioned fatigue durability rubber for electric power tire, comprises the steps:
A. under 50 DEG C of conditions, using mill to plasticate, plasticate time 30min, obtains broken-down rubber;
B. adjusting preliminary roller is 55 DEG C, and back roller is 60 DEG C, puts into broken-down rubber, butadiene, styrene, methacrylate, white carbon, butyronitrile and phenolic resin is put in the lump, be warming up to 110 DEG C, refines 10min; Then add butyl lithium, zinc oxide, refine 8min; Add accelerator, age resistor and silane coupler, refine 10min, be cooled to room temperature;
C. the mixture obtained by step b sends into extruding machine de-bubble;
D. the rubber obtained by step c, at 0.35Mpa, vulcanizes 30min when temperature is 150 DEG C.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations. All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (5)
1. the fatigue durability rubber for electric power tire, it is characterized in that: count by weight, component is composed as follows: butadiene 5-15 part, styrene 5-15 part, methacrylate 10-22 part, white carbon 8-17 part, butyl lithium 5-17 part, butyronitrile 5-10 part, zinc oxide 2-8 part, phenolic resin 2-7 part, accelerator 1-5 part, age resistor 1-5 part and silane coupler 3-6 part.
2. the fatigue durability rubber for electric power tire according to claim 1, it is characterized in that: count by weight, component is composed as follows: butadiene 7-12 part, styrene 6-12 part, methacrylate 12-15 part, white carbon 10-14 part, butyl lithium 7-10 part, butyronitrile 6-9 part, zinc oxide 3-5.5 part, phenolic resin 3-5 part, accelerator 2-3.5 part, age resistor 3-4.4 part and silane coupler 3-4 part.
3. the fatigue durability rubber for electric power tire according to claim 1, it is characterised in that: described accelerator is the mixture of diphenylguanidine and captax.
4. the fatigue durability rubber for electric power tire according to claim 1, it is characterised in that: described age resistor is one or both the mixture in age resistor 4040, antioxidant 4010NA.
5. the method for the fatigue durability rubber for electric power tire prepared according to any one of claim 1-4, it is characterised in that comprise the steps:
A. under 50 DEG C of conditions, using mill to plasticate, plasticate time 30min, obtains broken-down rubber;
B. adjusting preliminary roller and be 50-60 DEG C, back roller is 60-70 DEG C, puts into broken-down rubber, butadiene, styrene, methacrylate, white carbon, butyronitrile and phenolic resin is put in the lump, be warming up to 100-120 DEG C, refines 10min; Then add butyl lithium, zinc oxide, refine 8min; Add accelerator, age resistor and silane coupler, refine 10min, be cooled to room temperature;
C. the mixture obtained by step b sends into extruding machine de-bubble;
D. the rubber obtained by step c, at 0.35Mpa, vulcanizes 30min when temperature is 150 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511030391.2A CN105623168A (en) | 2015-12-31 | 2015-12-31 | Anti-fatigue rubber for electric tire and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511030391.2A CN105623168A (en) | 2015-12-31 | 2015-12-31 | Anti-fatigue rubber for electric tire and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105623168A true CN105623168A (en) | 2016-06-01 |
Family
ID=56038540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511030391.2A Pending CN105623168A (en) | 2015-12-31 | 2015-12-31 | Anti-fatigue rubber for electric tire and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105623168A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103665459A (en) * | 2013-11-29 | 2014-03-26 | 山东永泰化工有限公司 | Fatigue-resistant rubber |
| CN104277253A (en) * | 2014-09-22 | 2015-01-14 | 安徽喜洋洋儿童用品有限公司 | Rubber with high toughness for antiskid tyre |
| CN104710656A (en) * | 2013-12-17 | 2015-06-17 | 韩国轮胎株式会社 | Rubber composition of sidewall insert for run flat tire and tire manufactured by using the same |
| CN105131357A (en) * | 2015-09-02 | 2015-12-09 | 苏州国泰科技发展有限公司 | Fatigue-resistant tread rubber and preparation method thereof |
-
2015
- 2015-12-31 CN CN201511030391.2A patent/CN105623168A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103665459A (en) * | 2013-11-29 | 2014-03-26 | 山东永泰化工有限公司 | Fatigue-resistant rubber |
| CN104710656A (en) * | 2013-12-17 | 2015-06-17 | 韩国轮胎株式会社 | Rubber composition of sidewall insert for run flat tire and tire manufactured by using the same |
| CN104277253A (en) * | 2014-09-22 | 2015-01-14 | 安徽喜洋洋儿童用品有限公司 | Rubber with high toughness for antiskid tyre |
| CN105131357A (en) * | 2015-09-02 | 2015-12-09 | 苏州国泰科技发展有限公司 | Fatigue-resistant tread rubber and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106189198B (en) | A kind of blending-type polyurethane tyre surface-rubber tyre body composite tyre and its manufacturing method | |
| CN102924760A (en) | High-performance tyre with ultra-wear resistant tyre surface and manufacturing method thereof | |
| JP7259374B2 (en) | Rubber composition for tread and tire | |
| CN105086005A (en) | Tread formula for all-steel load-carrying snow tires of automobiles and preparation method therefor | |
| CN113896965A (en) | White carbon black filled tread rubber composition, mixing method and wear-resistant tire | |
| CN103980556A (en) | High-wear-resistant high-strength precured tread rubber for tyre retreading of truck tyre | |
| CN105885123A (en) | High-performance rubber composition for off-road passenger car tire sidewalls | |
| CN105524305A (en) | Tread rubber for engineering tire | |
| EP3392280A2 (en) | Rubber composition for tyre tread | |
| CN103193994B (en) | A kind of rubber preparation method, rubber and tire | |
| CN112852029A (en) | Low-compression-heat-generation tire tread base rubber composite material and preparation method thereof | |
| CN105566702B (en) | A kind of agricultural tyre crown of high filling tyre reclaim | |
| CN110591177A (en) | Formula and preparation process of all-steel tread with high wear resistance and long mileage | |
| CN106046444A (en) | Special rubber material for side walls of tires | |
| CN107033403A (en) | A kind of Solid tire base rubber material and preparation method | |
| CN105623168A (en) | Anti-fatigue rubber for electric tire and preparation method thereof | |
| JP7176217B2 (en) | Rubber composition for tread and tire | |
| JP2015003548A (en) | Tire | |
| CN103483756A (en) | Rubber composition for tires | |
| JP2002069237A (en) | Rubber composition | |
| CN115895055A (en) | High-wear-resistance new-energy electric bus tire tread rubber, preparation method and application thereof, and tire | |
| CN115716943A (en) | Sustainable full-explosion-proof tire outer side supporting rubber and detection method | |
| CN107163309A (en) | A kind of anti-skid wearable bogie rubber for tire and preparation method | |
| CN108752657A (en) | A kind of preparation method of high-elastic solid tyre tire material | |
| CN106957507A (en) | It is a kind of for energy-saving rubber of tire and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160601 |