CN112321913A - Preparation method of automobile rubber tire material - Google Patents
Preparation method of automobile rubber tire material Download PDFInfo
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- CN112321913A CN112321913A CN202011462002.4A CN202011462002A CN112321913A CN 112321913 A CN112321913 A CN 112321913A CN 202011462002 A CN202011462002 A CN 202011462002A CN 112321913 A CN112321913 A CN 112321913A
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- Prior art keywords
- rubber
- nano bentonite
- heat
- mixing
- rubber tire
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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
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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
- 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)
- Compositions Of Macromolecular Compounds (AREA)
- Tires In General (AREA)
Abstract
The invention discloses a preparation method of an automobile rubber tire material; relates to the technical field of automobile parts, comprising the following steps: (1) obtaining dense rubber; (2) obtaining composite nano bentonite; (3) obtaining heat-treated nano bentonite; (4) adding the dense rubber, the heat-treated nano bentonite, sulfur, a vulcanization accelerator, chlorinated paraffin and zinc oxide into a mixing roll in sequence for mixing treatment for 40min to obtain a mixed material; (5) the mixed material is subjected to calendaring, extrusion, molding and vulcanization to obtain the composite material; the automobile rubber tire prepared by the method has excellent wear resistance and aging resistance.
Description
Technical Field
The invention belongs to the technical field of automobile parts, and particularly relates to a preparation method of an automobile rubber tire material.
Background
Along with the improvement of the life quality of people, the requirements of people on the physical life are higher and higher, and the family ownership of automobiles is also improved.
Automobile tires are one of important parts for automobile running, and rubber has high elasticity, so that the rubber is widely applied to automobile tires. The automobile tire is an essential part of the automobile, and is used for bearing the weight of the whole automobile and keeping contact and friction with the ground. The automobile is an outdoor article, needs to be exposed to the sun for a long time, and needs to rub with the ground when in use, rubber used by a traditional tire is easy to age under long-term sunlight exposure, the elasticity of the rubber is influenced, the pressure resistance of the tire is reduced, and the long-term rubbing with the ground can cause the serious abrasion and deformation of common rubber, so that the service life of the tire is reduced, and the overall performance of the automobile is influenced.
Disclosure of Invention
The invention aims to provide a preparation method of an automobile rubber tire material, which aims to overcome the defects in the prior art.
The technical scheme adopted by the invention is as follows:
a preparation method of an automobile rubber tire material comprises the following steps:
(1) sequentially adding butadiene rubber raw rubber, silicon rubber and carbon black into an internal mixer for internal mixing treatment to obtain rubber mixture;
(2) adding nano bentonite into lanthanum nitrate solution, heating to 80-90 ℃, preserving heat, stirring for 12 hours, then filtering, and drying to constant weight to obtain composite nano bentonite;
(3) placing the composite nano bentonite at the temperature of 180-200 ℃ under the protection of inert atmosphere, carrying out heat preservation treatment for 35-40min, then taking out, and naturally cooling to room temperature to obtain heat-treated nano bentonite;
(4) adding the dense rubber, the heat-treated nano bentonite, sulfur, a vulcanization accelerator, chlorinated paraffin and zinc oxide into a mixing roll in sequence for mixing treatment for 40min to obtain a mixed material;
(5) and rolling, extruding, molding and vulcanizing the mixed material to obtain the composite material.
The mixing mass ratio of the butadiene rubber raw rubber, the silicon rubber and the carbon black is 60-65:5: 3.
The mixing mass ratio of the nano bentonite to the lanthanum nitrate solution is 1: 6.
the mass fraction of the lanthanum nitrate solution is 0.035%.
The inert atmosphere is a nitrogen atmosphere.
The mixing mass ratio of the dense rubber, the heat-treated nano bentonite, the sulfur, the vulcanization accelerator, the chlorinated paraffin and the zinc oxide is 70-74:5:1:8: 4-5.
The vulcanization accelerator is a vulcanization accelerator TMTD.
Has the advantages that:
the automobile rubber tire prepared by the method has excellent wear resistance and aging resistance, the mechanical property and wear resistance of the butadiene rubber are greatly optimized by taking the butadiene rubber as the base rubber and cooperatively matching the silicon rubber and the carbon black as reinforcement, particularly, the carbon black with a certain mass is introduced, the wear resistance of the rubber tire can be further improved, and the densification of a rubber system can be promoted and the wear resistance of the rubber tire can be further improved by introducing the heat-treated nano bentonite with a certain mass.
Detailed Description
A preparation method of an automobile rubber tire material comprises the following steps:
(1) sequentially adding butadiene rubber raw rubber, silicon rubber and carbon black into an internal mixer for internal mixing treatment to obtain rubber mixture;
(2) adding nano bentonite into lanthanum nitrate solution, heating to 80-90 ℃, preserving heat, stirring for 12 hours, then filtering, and drying to constant weight to obtain composite nano bentonite;
(3) placing the composite nano bentonite at the temperature of 180-200 ℃ under the protection of inert atmosphere, carrying out heat preservation treatment for 35-40min, then taking out, and naturally cooling to room temperature to obtain heat-treated nano bentonite;
(4) adding the dense rubber, the heat-treated nano bentonite, sulfur, a vulcanization accelerator, chlorinated paraffin and zinc oxide into a mixing roll in sequence for mixing treatment for 40min to obtain a mixed material;
(5) and rolling, extruding, molding and vulcanizing the mixed material to obtain the composite material.
The mixing mass ratio of the butadiene rubber raw rubber, the silicon rubber and the carbon black is 60-65:5: 3.
The mixing mass ratio of the nano bentonite to the lanthanum nitrate solution is 1: 6.
the mass fraction of the lanthanum nitrate solution is 0.035%.
The inert atmosphere is a nitrogen atmosphere.
The mixing mass ratio of the dense rubber, the heat-treated nano bentonite, the sulfur, the vulcanization accelerator, the chlorinated paraffin and the zinc oxide is 70-74:5:1:8: 4-5.
The vulcanization accelerator is a vulcanization accelerator TMTD.
The following will clearly and completely describe the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A preparation method of an automobile rubber tire material comprises the following steps:
(1) sequentially adding butadiene rubber raw rubber, silicon rubber and carbon black into an internal mixer for internal mixing treatment to obtain rubber mixture;
(2) adding nano bentonite into a lanthanum nitrate solution, heating to 80 ℃, preserving heat, stirring for 12 hours, then filtering, and drying to constant weight to obtain composite nano bentonite;
(3) placing the composite nano bentonite at 180 ℃ under the protection of inert atmosphere, carrying out heat preservation treatment for 35min, then taking out, and naturally cooling to room temperature to obtain heat-treated nano bentonite;
(4) adding the dense rubber, the heat-treated nano bentonite, sulfur, a vulcanization accelerator, chlorinated paraffin and zinc oxide into a mixing roll in sequence for mixing treatment for 40min to obtain a mixed material;
(5) and rolling, extruding, molding and vulcanizing the mixed material to obtain the composite material.
The mixing mass ratio of the butadiene rubber raw rubber, the silicon rubber and the carbon black is 60:5: 3.
The mixing mass ratio of the nano bentonite to the lanthanum nitrate solution is 1: 6.
the mass fraction of the lanthanum nitrate solution is 0.035%.
The inert atmosphere is a nitrogen atmosphere.
The mixing mass ratio of the dense mixing rubber, the heat treatment nano bentonite, the sulfur, the vulcanization accelerator, the chlorinated paraffin and the zinc oxide is 70:5:1:8: 4.
The vulcanization accelerator is a vulcanization accelerator TMTD.
Example 2
A preparation method of an automobile rubber tire material comprises the following steps:
(1) sequentially adding butadiene rubber raw rubber, silicon rubber and carbon black into an internal mixer for internal mixing treatment to obtain rubber mixture;
(2) adding nano bentonite into a lanthanum nitrate solution, heating to 90 ℃, preserving heat, stirring for 12 hours, then filtering, and drying to constant weight to obtain composite nano bentonite;
(3) placing the composite nano bentonite at 200 ℃ under the protection of inert atmosphere, carrying out heat preservation treatment for 35-40min, taking out, and naturally cooling to room temperature to obtain heat-treated nano bentonite;
(4) adding the dense rubber, the heat-treated nano bentonite, sulfur, a vulcanization accelerator, chlorinated paraffin and zinc oxide into a mixing roll in sequence for mixing treatment for 40min to obtain a mixed material;
(5) and rolling, extruding, molding and vulcanizing the mixed material to obtain the composite material.
The mixing mass ratio of the butadiene rubber raw rubber, the silicon rubber and the carbon black is 65:5: 3.
The mixing mass ratio of the nano bentonite to the lanthanum nitrate solution is 1: 6.
the mass fraction of the lanthanum nitrate solution is 0.035%.
The inert atmosphere is a nitrogen atmosphere.
The mixing mass ratio of the dense mixing rubber, the heat treatment nanometer bentonite, the sulfur, the vulcanization accelerator, the chlorinated paraffin and the zinc oxide is 74:5:1:8: 5.
The vulcanization accelerator is a vulcanization accelerator TMTD.
Example 3
A preparation method of an automobile rubber tire material comprises the following steps:
(1) sequentially adding butadiene rubber raw rubber, silicon rubber and carbon black into an internal mixer for internal mixing treatment to obtain rubber mixture;
(2) adding nano bentonite into a lanthanum nitrate solution, heating to 85 ℃, preserving heat, stirring for 12 hours, then filtering, and drying to constant weight to obtain composite nano bentonite;
(3) placing the composite nano bentonite at 194 ℃, preserving heat for 38min under the protection of inert atmosphere, taking out, and naturally cooling to room temperature to obtain heat-treated nano bentonite;
(4) adding the dense rubber, the heat-treated nano bentonite, sulfur, a vulcanization accelerator, chlorinated paraffin and zinc oxide into a mixing roll in sequence for mixing treatment for 40min to obtain a mixed material;
(5) and rolling, extruding, molding and vulcanizing the mixed material to obtain the composite material.
The mixing mass ratio of the butadiene rubber raw rubber, the silicon rubber and the carbon black is 63:5: 3.
The mixing mass ratio of the nano bentonite to the lanthanum nitrate solution is 1: 6.
the mass fraction of the lanthanum nitrate solution is 0.035%.
The inert atmosphere is a nitrogen atmosphere.
The mixing mass ratio of the dense mixing rubber, the heat treatment nano bentonite, the sulfur, the vulcanization accelerator, the chlorinated paraffin and the zinc oxide is 72:5:1:8: 4.2.
The vulcanization accelerator is a vulcanization accelerator TMTD.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention, and the present invention is not limited to the illustrated embodiments, and all the modifications and equivalents of the embodiments may be made without departing from the spirit of the present invention.
Claims (7)
1. The preparation method of the automobile rubber tire material is characterized by comprising the following steps of:
(1) sequentially adding butadiene rubber raw rubber, silicon rubber and carbon black into an internal mixer for internal mixing treatment to obtain rubber mixture;
(2) adding nano bentonite into lanthanum nitrate solution, heating to 80-90 ℃, preserving heat, stirring for 12 hours, then filtering, and drying to constant weight to obtain composite nano bentonite;
(3) placing the composite nano bentonite at the temperature of 180-200 ℃ under the protection of inert atmosphere, carrying out heat preservation treatment for 35-40min, then taking out, and naturally cooling to room temperature to obtain heat-treated nano bentonite;
(4) adding the dense rubber, the heat-treated nano bentonite, sulfur, a vulcanization accelerator, chlorinated paraffin and zinc oxide into a mixing roll in sequence for mixing treatment for 40min to obtain a mixed material;
(5) and rolling, extruding, molding and vulcanizing the mixed material to obtain the composite material.
2. The method for preparing a rubber tire material for automobiles according to claim 1, wherein: the mixing mass ratio of the butadiene rubber raw rubber, the silicon rubber and the carbon black is 60-65:5: 3.
3. The method for preparing a rubber tire material for automobiles according to claim 1, wherein: the mixing mass ratio of the nano bentonite to the lanthanum nitrate solution is 1: 6.
4. the method for preparing a rubber tire material for automobiles according to claim 1, wherein: the mass fraction of the lanthanum nitrate solution is 0.035%.
5. The method for preparing a rubber tire material for automobiles according to claim 1, wherein: the inert atmosphere is a nitrogen atmosphere.
6. The method for preparing a rubber tire material for automobiles according to claim 1, wherein: the mixing mass ratio of the dense rubber, the heat-treated nano bentonite, the sulfur, the vulcanization accelerator, the chlorinated paraffin and the zinc oxide is 70-74:5:1:8: 4-5.
7. The method for preparing a rubber tire material for automobiles according to claim 1, wherein: the vulcanization accelerator is a vulcanization accelerator TMTD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011462002.4A CN112321913A (en) | 2020-12-14 | 2020-12-14 | Preparation method of automobile rubber tire material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011462002.4A CN112321913A (en) | 2020-12-14 | 2020-12-14 | Preparation method of automobile rubber tire material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112321913A true CN112321913A (en) | 2021-02-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011462002.4A Withdrawn CN112321913A (en) | 2020-12-14 | 2020-12-14 | Preparation method of automobile rubber tire material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112321913A (en) |
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2020
- 2020-12-14 CN CN202011462002.4A patent/CN112321913A/en not_active Withdrawn
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Application publication date: 20210205 |
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