CN105237823A - All-steel radial tire tread rubber and preparation method thereof - Google Patents
All-steel radial tire tread rubber and preparation method thereof Download PDFInfo
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- CN105237823A CN105237823A CN201510742920.5A CN201510742920A CN105237823A CN 105237823 A CN105237823 A CN 105237823A CN 201510742920 A CN201510742920 A CN 201510742920A CN 105237823 A CN105237823 A CN 105237823A
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Abstract
Tread rubber of all-steel radial tire tread rubber and preparation method thereof, and belongs to the technical field of rubber. The preparation method of the tread rubber is as below: (1) preparation of raw materials; (2) raw rubber plastication by an open mill; (3) mixing by a mixer; (4) extrusion and molding of the mixing rubber by an extruder with radial extrusion head; and (5) radial curing of tread rubber to obtain the short fiber reinforced tread rubber. The production method has the advantages of simpleness, environment-friendliness and energy saving; and the prepared tread rubber has good performances superior to those of common tread rubber.
Description
Technical field
The present invention relates to a kind of all-steel radial tyre tread rubber and preparation method thereof, belong to field of rubber technology.
Background technology
Along with the rise of global low-carbon economy, " green manufacturing " has become one of strategy and policy of China's rubber industry Sustainable development.Current tyre industry rises the concept of " green " tire, and green tire requires to have the plurality of advantages such as low-rolling-resistance, low fuel oil consumption, better wear resistance, can effectively alleviate and solve the pressure of tire environmental pollution like this.
High performance two aspect improving the overall performance material of the main structure design from tire and tire used at present of tire is set about, and wherein the high performance of material is the emphasis of research.Tyre surface is the working part directly contacted with road surface, and the over-all properties improving tread rubber is the most important thing of tire high performance.
For this present situation, the tread rubber of exploitation clearer production technology, excellent property is that be highly profitable and very necessary.
Summary of the invention
A kind of all-steel radial tyre tread rubber that this specification sheets is set forth and preparation method thereof, has following characteristics: utilize waste bias tires material as partial raw, energy-conserving and environment-protective; Production method is simple; The all-steel radial tyre Tread Compound Property produced is excellent.
The present invention is realized by following technical proposals.
A kind of all-steel radial tyre tread rubber and preparation method thereof, is characterized in that, a kind of all-steel radial tyre tread rubber is prepared by method below:
(1) prepare starting material, starting material are by mass parts: 600 parts of natural rubbers, 178-182 part N330,83-86 part white carbon black, 8.2-8.5 part TMQ (RD), 11.8-12.3 part 6PPD, 5.8-6.2 part PP-3,2.8-3.2 part adhesive A, 20-22 part ZnO, 11.8-12.2 part SA, 11.7-12.3 part plasticizer A, 17.5-18.5 part TESPT, 7.5-8.9 part rubber short fibre mixture, 5.8-6.2 part S;
(2) mill rubber is plasticated;
(3) Banbury mixer loading novel six rib rotors is mixing according to formula, obtains short fiber-rubber composite material rubber unvulcanizate;
(4) load the forcing machine of radial extruder head, to rubber unvulcanizate extrusion moulding, obtain tread rubber, its middle short fiber is radial oriented;
(5) the radial sulfuration of tread rubber, obtains cut-fiber reinforcement rubber tread rubber.
A kind of all-steel radial tyre tread rubber and preparation method thereof, it is characterized in that, a kind of all-steel radial tyre tread rubber preparation method, its preparation process comprises:
(1) prepare starting material, starting material are by mass parts: 600 parts of natural rubbers, 178-182 part N330,83-86 part white carbon black, 8.2-8.5 part TMQ (RD), 11.8-12.3 part 6PPD, 5.8-6.2 part PP-3,2.8-3.2 part adhesive A, 20-22 part ZnO, 11.8-12.2 part SA, 11.7-12.3 part plasticizer A, 17.5-18.5 part TESPT, 7.5-8.9 part rubber short fibre mixture, 5.8-6.2 part S;
(2) mill rubber is plasticated;
(3) Banbury mixer loading novel six rib rotors is mixing according to formula, obtains short fiber-rubber composite material rubber unvulcanizate;
(4) load the forcing machine of radial extruder head, to rubber unvulcanizate extrusion moulding, obtain tread rubber, staple fibre is wherein radial oriented;
(5) the radial sulfuration of tread rubber, obtains the all-steel radial tyre tread rubber of short fiber reinforced.
A kind of all-steel radial tyre tread rubber described above, it is characterized in that: the preparation method of the rubber short fibre mixture described in preparation process (1) is, remove steel ring in waste bias tires, remaining part pulverizer entirety is pulverized, in crushing process, fiber in bias tire and rubber are all pulverized, obtains rubber short fibre mixture.
A kind of all-steel radial tyre tread rubber described above, is characterized in that: plasticating described in preparation process (2), and its technique is, drying glue 3 days-broken glue 2mm, three times-thin-pass 0.2mm, 17 times-put thick 5mm, 3 times-bottom sheet.
A kind of all-steel radial tyre tread rubber described above, it is characterized in that: mixing described in preparation process (3), its technique is, mixing order of addition(of ingredients) is: rubber-rubber short fibre mixture-little medicine-packing strengthening agent-process oil-binder removal-Sulfur-thin-pass 5 times-bottom sheet obtains short fiber-rubber composite material rubber unvulcanizate.
The preparation method of a kind of all-steel radial tyre tread rubber described above, it is characterized in that: the preparation method of the rubber short fibre mixture described in step (1) is, remove steel ring in waste bias tires, remaining part pulverizer entirety is pulverized, in crushing process, fiber in bias tire and rubber are all pulverized, obtains rubber short fibre mixture.
The preparation method of a kind of all-steel radial tyre tread rubber described above, is characterized in that: plasticating described in step (2), and its technique is, drying glue 3 days-broken glue 2mm, three times-thin-pass 0.2mm, 17 times-put thick 5mm, 3 times-bottom sheet.
The preparation method of a kind of all-steel radial tyre tread rubber described above, it is characterized in that: mixing described in step (3), its technique is, mixing order of addition(of ingredients) is: rubber-rubber short fibre mixture-little medicine-packing strengthening agent-process oil-binder removal-Sulfur-thin-pass 5 times-bottom sheet obtains short fiber-rubber composite material rubber unvulcanizate.
The invention has the beneficial effects as follows: production method is simple: whole production process, do not need to increase extra technique, do not need additionally to increase manufacturing facilities; Environmental protection and energy saving: bias tire entirety is pulverized obtained staple fibre-rubber powder mixture, and this mixture adds in tread rubber, and the rubber around staple fibre well can be combined with tread rubber, thus improves the effect of staple fibre, and production method is simple, has saved the energy; Obtained Tread Compound Property is excellent, increases all to some extent than common tread rubber properties.
Embodiment
Below in conjunction with embodiment, embodiments of the present invention are described further.
embodiment 1
Adopt following processing step, component ratio according to the mass fraction.
In waste bias tires, steel ring is removed, and remaining part pulverizer entirety is pulverized, and in crushing process, the fiber in bias tire and rubber is all pulverized, obtains rubber short fibre mixture.
X (S) K-160 mill is plasticated, and its roller temperature is 40 ~ 50 DEG C, drying glue (3 days) → broken glue (2mm, three times) → thin-pass (0.2mm, 17 times) → put thick (5mm, 3 times) → bottom sheet.
The Banbury mixer loading novel six rib rotors carries out mixing according to wing, obtains short fiber-rubber composite material rubber unvulcanizate.Mixing order of addition(of ingredients) is: rubber-rubber short fibre mixture-little medicine-packing strengthening agent-process oil-binder removal-Sulfur-thin-pass 5 times-bottom sheet obtains short fiber-rubber composite material rubber unvulcanizate.Mixing roll optimum configurations: stacking factor is: 0.60, rotor speed is: 160r/min
-1, ram piston pressure is: 0.50Mpa, and temperature of cooling water is: 40 DEG C.
Load the screw extrusion press of radial extruder head, carry out extrusion moulding, obtain tread rubber to rubber unvulcanizate, staple fibre is wherein radial oriented.Procession parameters is as follows.
Adopt QBL-400 × 400 × 2 vulcanizing press to carry out sulfuration, curing temperature is 130
oc.
Gained tread rubber, as follows through test performance.
embodiment 2
Adopt following processing step, component ratio according to the mass fraction.
In waste bias tires, steel ring is removed, and remaining part pulverizer entirety is pulverized, and in crushing process, the fiber in bias tire and rubber is all pulverized, obtains rubber short fibre mixture.
X (S) K-160 mill is plasticated, and its roller temperature is 40 ~ 50 DEG C, drying glue (3 days) → broken glue (2mm, three times) → thin-pass (0.2mm, 17 times) → put thick (5mm, 3 times) → bottom sheet.
The Banbury mixer loading novel six rib rotors carries out mixing according to wing, obtains short fiber-rubber composite material rubber unvulcanizate.Mixing order of addition(of ingredients) is: rubber-rubber short fibre mixture-little medicine-packing strengthening agent-process oil-binder removal-Sulfur-thin-pass 5 times-bottom sheet obtains short fiber-rubber composite material rubber unvulcanizate.Mixing roll optimum configurations: stacking factor is 0.65, and rotor speed is: 155r.min
-1, ram piston pressure is 0.45Mpa, and temperature of cooling water is 45
oc.
Load the screw extrusion press of radial extruder head, carry out extrusion moulding, obtain tread rubber to rubber unvulcanizate, staple fibre is wherein radial oriented.Procession parameters is as follows.
Adopt QBL-400 × 400 × 2 vulcanizing press to carry out sulfuration, curing temperature is 130
oc.
Gained tread rubber, as follows through test performance.
| 300% stress at definite elongation | Tensile strength | Tearing toughness | Tensile yield |
| 4.20 MPa | 15.33 MPa | 35.2kN/m | 845.53% |
The performance that common natural rubber is made after tread rubber is as follows.
Visible, in elastomer matrix, add the staple fibre that appropriate waste bias tires is obtained, the flexibility of the rigidity of fiber and rubber can be combined, make material both maintain the snappiness of rubber uniqueness, considerably improve again the modulus of rubber.Rubber item can be given with the premium properties such as high-modulus, high rigidity, wear-resisting, tear-resistant, being folded without breaking, withstand load fatigue, low-heat-generation, low compression deformation, energy-absorbing, anti-swelling and creep resistance.
Above-described embodiment has been described in detail technical scheme of the present invention; be understood that and the foregoing is only specific embodiments of the invention; be not limited to the present invention; all any amendments and improvement etc. made in spirit of the present invention, all should be included within protection scope of the present invention.
Claims (8)
1. all-steel radial tyre tread rubber and preparation method thereof, is characterized in that, a kind of all-steel radial tyre tread rubber is prepared by method below:
(1) prepare starting material, starting material are by mass parts: 600 parts of natural rubbers, 178-182 part N330,83-86 part white carbon black, 8.2-8.5 part TMQ (RD), 11.8-12.3 part 6PPD, 5.8-6.2 part PP-3,2.8-3.2 part adhesive A, 20-22 part ZnO, 11.8-12.2 part SA, 11.7-12.3 part plasticizer A, 17.5-18.5 part TESPT, 7.5-8.9 part rubber short fibre mixture, 5.8-6.2 part S;
(2) mill rubber is plasticated;
(3) Banbury mixer loading novel six rib rotors is mixing according to formula, obtains short fiber-rubber composite material rubber unvulcanizate;
(4) load the forcing machine of radial extruder head, to rubber unvulcanizate extrusion moulding, obtain tread rubber, its middle short fiber is radial oriented;
(5) the radial sulfuration of tread rubber, obtains cut-fiber reinforcement rubber tread rubber.
2. all-steel radial tyre tread rubber and preparation method thereof, is characterized in that, a kind of all-steel radial tyre tread rubber preparation method, and its preparation process comprises:
(1) prepare starting material, starting material are by mass parts: 600 parts of natural rubbers, 178-182 part N330,83-86 part white carbon black, 8.2-8.5 part TMQ (RD), 11.8-12.3 part 6PPD, 5.8-6.2 part PP-3,2.8-3.2 part adhesive A, 20-22 part ZnO, 11.8-12.2 part SA, 11.7-12.3 part plasticizer A, 17.5-18.5 part TESPT, 7.5-8.9 part rubber short fibre mixture, 5.8-6.2 part S;
(2) mill rubber is plasticated;
(3) Banbury mixer loading novel six rib rotors is mixing according to formula, obtains short fiber-rubber composite material rubber unvulcanizate;
(4) load the forcing machine of radial extruder head, to rubber unvulcanizate extrusion moulding, obtain tread rubber, staple fibre is wherein radial oriented;
(5) the radial sulfuration of tread rubber, obtains the all-steel radial tyre tread rubber of short fiber reinforced.
3. a kind of all-steel radial tyre tread rubber as claimed in claim 1, it is characterized in that: the preparation method of the rubber short fibre mixture described in preparation process (1) is, remove steel ring in waste bias tires, remaining part pulverizer entirety is pulverized, in crushing process, fiber in bias tire and rubber are all pulverized, obtains rubber short fibre mixture.
4. a kind of all-steel radial tyre tread rubber as claimed in claim 1, it is characterized in that: plasticating described in preparation process (2), its technique is, drying glue 3 days-broken glue 2mm, three times-thin-pass 0.2mm, 17 times-put thick 5mm, 3 times-bottom sheet.
5. a kind of all-steel radial tyre tread rubber as claimed in claim 1, it is characterized in that: mixing described in preparation process (3), its technique is, mixing order of addition(of ingredients) is: rubber-rubber short fibre mixture-little medicine-packing strengthening agent-process oil-binder removal-Sulfur-thin-pass 5 times-bottom sheet obtains short fiber-rubber composite material rubber unvulcanizate.
6. the preparation method of a kind of all-steel radial tyre tread rubber as claimed in claim 2, it is characterized in that: the preparation method of the rubber short fibre mixture described in step (1) is, remove steel ring in waste bias tires, remaining part pulverizer entirety is pulverized, in crushing process, fiber in bias tire and rubber are all pulverized, obtains rubber short fibre mixture.
7. the preparation method of a kind of all-steel radial tyre tread rubber as claimed in claim 2, it is characterized in that: plasticating described in step (2), its technique is, drying glue 3 days-broken glue 2mm, three times-thin-pass 0.2mm, 17 times-put thick 5mm, 3 times-bottom sheet.
8. the preparation method of a kind of all-steel radial tyre tread rubber as claimed in claim 2, it is characterized in that: mixing described in step (3), its technique is, mixing order of addition(of ingredients) is: rubber-rubber short fibre mixture-little medicine-packing strengthening agent-process oil-binder removal-Sulfur-thin-pass 5 times-bottom sheet obtains short fiber-rubber composite material rubber unvulcanizate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510742920.5A CN105237823A (en) | 2015-11-04 | 2015-11-04 | All-steel radial tire tread rubber and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510742920.5A CN105237823A (en) | 2015-11-04 | 2015-11-04 | All-steel radial tire tread rubber and preparation method thereof |
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| CN105237823A true CN105237823A (en) | 2016-01-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115489151A (en) * | 2022-11-18 | 2022-12-20 | 山东玲珑轮胎股份有限公司 | Tire with all-steel belt ply and preparation method thereof |
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|---|---|---|---|---|
| CN101735492A (en) * | 2010-01-22 | 2010-06-16 | 中国化工橡胶桂林有限公司 | Engineering tire tread rubber |
| CN102371634A (en) * | 2011-10-11 | 2012-03-14 | 枣庄学院 | Overall crushing device of waste bias tires |
| CN102558623A (en) * | 2012-02-07 | 2012-07-11 | 新疆昆仑轮胎有限公司 | Rubber tire tread |
| CN104761760A (en) * | 2015-03-29 | 2015-07-08 | 安徽微威胶件集团有限公司 | Automobile shock-reducing rubber spring and preparation process thereof |
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2015
- 2015-11-04 CN CN201510742920.5A patent/CN105237823A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101735492A (en) * | 2010-01-22 | 2010-06-16 | 中国化工橡胶桂林有限公司 | Engineering tire tread rubber |
| CN102371634A (en) * | 2011-10-11 | 2012-03-14 | 枣庄学院 | Overall crushing device of waste bias tires |
| CN102558623A (en) * | 2012-02-07 | 2012-07-11 | 新疆昆仑轮胎有限公司 | Rubber tire tread |
| CN104761760A (en) * | 2015-03-29 | 2015-07-08 | 安徽微威胶件集团有限公司 | Automobile shock-reducing rubber spring and preparation process thereof |
Non-Patent Citations (2)
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| 刘彩军: "胎面胶中短纤维径向取向机理及方法的研究", 《中国博士学位论文全文数据库 工程科技I辑》 * |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115489151A (en) * | 2022-11-18 | 2022-12-20 | 山东玲珑轮胎股份有限公司 | Tire with all-steel belt ply and preparation method thereof |
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Application publication date: 20160113 |
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