CN102911412A - All-steel radial tire sidewall rubber - Google Patents
All-steel radial tire sidewall rubber Download PDFInfo
- Publication number
- CN102911412A CN102911412A CN2012104299259A CN201210429925A CN102911412A CN 102911412 A CN102911412 A CN 102911412A CN 2012104299259 A CN2012104299259 A CN 2012104299259A CN 201210429925 A CN201210429925 A CN 201210429925A CN 102911412 A CN102911412 A CN 102911412A
- Authority
- CN
- China
- Prior art keywords
- parts
- carbon black
- rubber
- radial tire
- sidewall rubber
- 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
Abstract
The invention discloses all-steel radial tire sidewall rubber, which consists of the following components in parts by weight: 100 parts of butadiene-styrene rubber, 40-70 parts of carbon black, 2-12 parts of aromatic oil, 2-4 parts of resorcinol, 6-12 parts of C5 petroleum resin, 0-20 parts of tire reclaimed rubber, 4-10 parts of zinc oxide, 1-3 parts of stearic acid, 1-3 parts of protective wax, 2-7 parts of anti-aging system, 0.5-2 parts of vulcanizing agent and 1.4-2.5 parts of accelerator system. The sidewall rubber prepared by using the formula can obtain superior balance between a mooney viscosity value and tire body adhesion and also has the characteristic of short mixing time while having the characteristics of good flexing resistance and superior thermo-oxidative aging resistance.
Description
Technical field
The present invention relates to tire, be specifically related to be applicable to the sidewall rubber of all-steel meridian load-carrying tire and all-steel meridian giant-scale engineering tyre.
Background technology
All-steel meridian load-carrying tire mainly is used in cargo truck, and cargo truck is because travel speed is fast, sidewall rubber within the unit time distortion and subdue often, thereby the sidewall temperature is higher, makes sidewall rubber be vulnerable to thermo-oxidative ageing, causes sidewall rubber to be easy to damage.The all-steel meridian giant-scale engineering tyre mainly is used in huge load-carrying wagon tremie or shovel loader, because its weight-carrying capacity is large, subdue the large characteristics of load, there is equally sidewall rubber because the temperature high sidewall rubber that causes in sidewall is vulnerable to thermo-oxidative ageing, and then the problem that causes sidewall rubber to be easy to damage.
Scrap in order to prevent the all-steel radial tire earlier period damage; reach the purpose in the life-span of travelling that prolongs all-steel radial tire; require sidewall rubber to possess anti-ly to subdue, heatproof air aging performance is good; and can and all-steel radial tire carcass steel wire cord between have good bond properties and corresponding hardness, could protect like this carcass can not come to nothing and by physical abuse.Sidewall rubber of the prior art mainly with natural rubber and cis-butadiene cement and with or all adopt natural gum as body of rubber, the sizing material that makes has preferably performance (hardness 62～64 Shao Er A are more than the tensile strength 18.0Mpa), but its cost is higher.
Summary of the invention
It is lower that the technical problem to be solved in the present invention provides a kind of cost, flexible resistance is good, heatproof air aging performance is excellent and and the carcass steel wire cord between have the all-steel radial tire sidewall rubber of better bond properties.
All-steel radial tire sidewall rubber of the present invention is made of following component by weight:
Butadiene-styrene rubber, 100 parts;
Carbon black, 40～70 parts;
Aromatic hydrocarbon oil, 2～12 parts;
Resorcinol, 2～4 parts;
The C5 petroleum resin, 6～12 parts;
Whole-tyre reclaim, 0～20 part;
Zinc oxide, 4～10 parts;
Stearic acid, 1～3 part;
Protection wax, 1～3 part;
Preventing aging system, 2～7 parts;
Vulcanizing agent, 0.5～2 part;
Accelerator system, 1.4～2.5 parts.
The weight part of above-mentioned each component is preferably:
Butadiene-styrene rubber, 100 parts;
Carbon black, 50～70 parts;
Aromatic hydrocarbon oil, 5～12 parts;
Resorcinol, 2～3 parts;
The C5 petroleum resin, 6～10 parts;
Whole-tyre reclaim, 0～10 part;
Zinc oxide, 4～8 parts;
Stearic acid, 2～3 parts;
Protection wax, 2～3 parts;
Preventing aging system, 2～7 parts;
Vulcanizing agent, 1～2 part;
Accelerator system, 1.5～2.1 parts.
In the above-mentioned prescription:
Described butadiene-styrene rubber is butadiene-styrene rubber 1500 and/or butadiene-styrene rubber 1502, and when used butadiene-styrene rubber was the mixture of butadiene-styrene rubber 1500 and butadiene-styrene rubber 1502, butadiene-styrene rubber 1500 can be any proportioning with the proportioning of butadiene-styrene rubber 1502.
Described carbon black can all adopt the N220 carbon black, but from the performance of sizing material and considering of cost, can adopt N220 carbon black and a kind of combination that is selected from N326 carbon black, N330 carbon black, N660 carbon black and the N770 carbon black.When carbon black was selected the combination of N220 carbon black and above-mentioned carbon black, the ratio that carbon black N220 accounts in the carbon black total amount should 〉=15% (weight).
Described preventing aging system is acetone and pentanoic pyrocondensation thing (abbreviation antioxidant BLE) and 2,2,4-trimethylammonium-1, the composition of 2-dihyaroquinoline polymer (abbreviation anti-aging agent RD), wherein, acetone and pentanoic pyrocondensation thing are 1～4 weight part, 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer is 1～3 weight part.
Described vulcanizing agent is dithiodimorpholine (being called for short vulcanizing agent DTDM).
Described accelerator system is 2-thiol benzothiazole (abbreviation captax), N-cyclohexyl-2-benzothiazole sulfonamide (abbreviation accelerator CBS) and the tetramethyl-thiuram disulfide composition of (being called for short promotor TT), wherein, the 2-thiol benzothiazole is 0.1～0.5 weight part, the N-cyclohexyl-2-benzothiazole sulfonamide is 0.8～1.2 weight part, and tetramethyl-thiuram disulfide is 0.5～0.8 weight part.
For the whole-tyre reclaim of this prescription, should meet the regulation of one-level whole-tyre reclaim listed among the GB/T 13460-2008, tensile strength 〉=8.0Mpa, elongation rate of tensile failure 〉=330%.
Above-mentioned all-steel radial tire sidewall rubber both can be used for all-steel meridian load-carrying tire, also can be used for the sidewall rubber of all-steel meridian giant-scale engineering tyre.When containing whole-tyre reclaim in the above-mentioned sidewall rubber prescription, the properties of rubber that makes is than slightly poor when not containing whole-tyre reclaim in the prescription, therefore, normally will contain the sizing material that the prescription of whole-tyre reclaim makes and be used for all-steel meridian load-carrying tire, and will not contain the sidewall rubber that sizing material that the prescription of whole-tyre reclaim makes is used for the all-steel meridian giant-scale engineering tyre.
The preparation method of all-steel radial tire sidewall rubber sizing material of the present invention can adopt in the prior art the mixing or mixing method of syllogic of conventional two-part to carry out.Preferably, when containing whole-tyre reclaim in the prescription, adopt the mixing method of two-part to carry out, specifically may further comprise the steps:
1) takes by weighing butadiene-styrene rubber, whole-tyre reclaim, carbon black, aromatic hydrocarbon oil, Resorcinol, C5 petroleum resin, zinc oxide, stearic acid, anti-aging agent and protection wax by prescription and drop into rubber internal mixer to carry out the first time mixing, obtain rubber unvulcanizate A;
2) take by weighing vulcanizing agent, promotor by prescription, they are mixed with rubber unvulcanizate A, in Banbury mixer, carry out the second time mixing, namely obtain all-steel radial tire sidewall rubber of the present invention.
Above-mentioned preparation method's step 1) in, mixing temperature is 140～160 ℃ for the first time, and rotating speed is 40～50r/min, and mixing time is 6～8min; Step 2) in, mixing temperature is 80～100 ℃ for the second time, and rotating speed is 20～30r/min, and mixing time is 3～5min.
When not containing whole-tyre reclaim in the prescription, do not adopt the mixing method of syllogic to carry out, specifically may further comprise the steps:
I) takes by weighing butadiene-styrene rubber, carbon black, aromatic hydrocarbon oil, Resorcinol, C5 petroleum resin, zinc oxide, stearic acid, anti-aging agent and protection wax by prescription and drop into rubber internal mixer to carry out the first time mixing, obtain rubber unvulcanizate A;
II) with rubber unvulcanizate A under 140～150 ℃ of conditions mixing 2～3min (rotating speed is 20～40r/min), obtains rubber unvulcanizate B;
III) takes by weighing vulcanizing agent, promotor by prescription, they are mixed with rubber unvulcanizate B, in Banbury mixer, carry out the second time mixing, namely obtain all-steel radial tire sidewall rubber of the present invention.
Above-mentioned preparation method's step I) in, mixing temperature is 140～160 ℃ for the first time, and rotating speed is 40～50r/min, and mixing time is 6～8min; The step III) in, mixing temperature is 80～100 ℃ for the second time, and rotating speed is 20～30r/min, and mixing time is 3～5min.
Compared with prior art, the present invention share carbon black, butadiene-styrene rubber and special vulcanizing agent, so that the cross-linked rubber of sidewall rubber sizing material of the present invention demonstrates good flexible resistance and excellent heatproof air aging performance; Adopt the binding system of Resorcinol and C5 petroleum resin and usefulness, can greatly improve the bond strength between sidewall sizing material and carcass; The paralled system of antioxidant BLE and anti-aging agent RD can stop nature and hot oxygen condition aging to the degraded of rubber, prolongs the work-ing life of sizing material; Adopt the paralled system of captax, accelerator CBS and promotor TT, not only improved the physical and mechanical properties of rubber item and the tensile modulus of sizing material, also improved vulcanization rate.The sidewall rubber that adopts above-mentioned prescription to make in the heatproof air aging performance characteristics with good flexible resistance, excellence, can obtain the excellent balance between Mooney viscosity value, carcass binding property, also has the short characteristic of mixing time; The sizing material that makes after tested, its performance is as shown in table 1, the sidewall rubber that especially is suitable as steel radial tyre uses.
Table 1:
Embodiment
The invention will be further described with specific embodiment for the below, but the present invention is not limited to these embodiment.
Embodiment 1
Each component by appointment in the following table 2 is refined glue, and concrete method may further comprise the steps:
1) taking by weighing wherein butadiene-styrene rubber, carbon black (N220 carbon black and N330 carbon black), aromatic hydrocarbon oil, Resorcinol, C5 petroleum resin, zinc oxide, stearic acid and anti-aging agent (antioxidant BLE and anti-aging agent RD) by prescription drops into the BB/GK-270 rubber internal mixer (volume is 270 liters, rotor speed is 20～40r/min), under 160 ℃ of conditions, with the mixing 4～6min of the rotating speed of 40r/min, obtain rubber unvulcanizate A;
2) take by weighing wherein vulcanizing agent, promotor (captax, accelerator CBS and promotor TT) by prescription, and mix with rubber unvulcanizate A in the input rubber internal mixer, under 80 ℃ of conditions, with the mixing 5min of the rotating speed of 20r/min, namely obtain all-steel radial tire sidewall rubber of the present invention.
Sizing material to gained carries out performance test, has listed test result in table 2.
Embodiment 2
Each component by appointment in the following table 2 is refined glue, and concrete method may further comprise the steps:
1) taking by weighing wherein butadiene-styrene rubber, whole-tyre reclaim, carbon black (N220 carbon black and N330 carbon black), aromatic hydrocarbon oil, Resorcinol, C5 petroleum resin, zinc oxide, stearic acid and anti-aging agent (antioxidant BLE and anti-aging agent RD) by prescription drops into the BB/GK-270 rubber internal mixer (volume is 270 liters, rotor speed is 20～40r/min,), under 160 ℃ of conditions, with the mixing 4～6min of the rotating speed of 40r/min, obtain rubber unvulcanizate A;
2) with rubber unvulcanizate A mixing 2～3min under 140～150 ℃ of conditions, obtain rubber unvulcanizate B;
3) take by weighing wherein vulcanizing agent, promotor (captax, accelerator CBS and promotor TT) by prescription, and mix with rubber unvulcanizate A in the input rubber internal mixer, under 80 ℃ of conditions, with the mixing 5min of the rotating speed of 20r/min, namely obtain all-steel radial tire sidewall rubber of the present invention.
Sizing material to gained carries out performance test, has listed test result in table 2.
Embodiment 3
Each component by appointment in the following table 2 is refined glue, and the preparation method of sizing material has listed test result with embodiment 1 in table 2.
Embodiment 4
Each component by appointment in the following table 2 is refined glue, and the preparation method of sizing material has listed test result with embodiment 2 in table 2.
Embodiment 5
Each component by appointment in the following table 2 is refined glue, and the preparation method of sizing material has listed test result with embodiment 1 in table 2.
Claims (7)
1. all-steel radial tire sidewall rubber is made of following component by weight:
Butadiene-styrene rubber, 100 parts;
Carbon black, 40～70 parts;
Aromatic hydrocarbon oil, 2～12 parts;
Resorcinol, 2～4 parts;
The C5 petroleum resin, 6～12 parts;
Whole-tyre reclaim, 0～20 part;
Zinc oxide, 4～10 parts;
Stearic acid, 1～3 part;
Protection wax, 1～3 part;
Preventing aging system, 2～7 parts;
Vulcanizing agent, 0.5～2 part;
Accelerator system, 1.4～2.5 parts.
2. all-steel radial tire sidewall rubber according to claim 1, it is characterized in that: the weight part of each component is:
Butadiene-styrene rubber, 100 parts;
Carbon black, 50～70 parts;
Aromatic hydrocarbon oil, 5～12 parts;
Resorcinol, 2～3 parts;
The C5 petroleum resin, 6～10 parts;
Whole-tyre reclaim, 0～10 part;
Zinc oxide, 4～8 parts;
Stearic acid, 2～3 parts;
Protection wax, 2～3 parts;
Preventing aging system, 2～7 parts;
Vulcanizing agent, 1～2 part;
Accelerator system, 1.5～2.1 parts.
3. all-steel radial tire sidewall rubber according to claim 1 and 2, it is characterized in that: described butadiene-styrene rubber is butadiene-styrene rubber 1500 and/or butadiene-styrene rubber 1502.
4. all-steel radial tire sidewall rubber according to claim 1 and 2, it is characterized in that: described carbon black is the N220 carbon black, or N220 carbon black and a kind of combination that is selected from N326 carbon black, N330 carbon black, N660 carbon black and the N770 carbon black.
5. all-steel radial tire sidewall rubber according to claim 1 and 2, it is characterized in that: described preventing aging system is acetone and pentanoic pyrocondensation thing and 2,2,4-trimethylammonium-1, the polymeric composition of 2-dihyaroquinoline, wherein, acetone and pentanoic pyrocondensation thing are 1～4 weight part, 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer is 1～3 weight part.
6. all-steel radial tire sidewall rubber according to claim 1 and 2, it is characterized in that: described vulcanizing agent is dithiodimorpholine.
7. all-steel radial tire sidewall rubber according to claim 1 and 2, it is characterized in that: described accelerator system is the composition of 2-thiol benzothiazole, N-cyclohexyl-2-benzothiazole sulfonamide and tetramethyl-thiuram disulfide, wherein, the 2-thiol benzothiazole is 0.1～0.5 weight part, the N-cyclohexyl-2-benzothiazole sulfonamide is 0.8～1.2 weight part, and tetramethyl-thiuram disulfide is 0.5～0.8 weight part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104299259A CN102911412A (en) | 2012-11-01 | 2012-11-01 | All-steel radial tire sidewall rubber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104299259A CN102911412A (en) | 2012-11-01 | 2012-11-01 | All-steel radial tire sidewall rubber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102911412A true CN102911412A (en) | 2013-02-06 |
Family
ID=47610005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104299259A Pending CN102911412A (en) | 2012-11-01 | 2012-11-01 | All-steel radial tire sidewall rubber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102911412A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103627047A (en) * | 2013-11-26 | 2014-03-12 | 山东瑞川硅业有限公司 | Ozone aging resistant tire tread rubber for cargo truck |
| CN103980561A (en) * | 2014-05-29 | 2014-08-13 | 中国化工橡胶桂林有限公司 | All-steel radial giant engineering tire sidewall filling rubber |
| CN104017255A (en) * | 2013-11-26 | 2014-09-03 | 东营中一橡胶有限公司 | Ozone aging-resistant sidewall rubber for heavy truck all-steel radial tire |
| CN105254957A (en) * | 2015-10-14 | 2016-01-20 | 文登市三峰轮胎有限公司 | Off-the-road tire abrasion-resistant formula and preparation method thereof |
| CN105419000A (en) * | 2015-12-17 | 2016-03-23 | 山东永泰集团有限公司 | Ethylene-propylene-diene tire sidewall rubber |
| CN105670311A (en) * | 2016-02-23 | 2016-06-15 | 梅兆斌 | Tear strength improver for rubber products and preparation method of improver |
| CN105694153A (en) * | 2016-03-08 | 2016-06-22 | 徐州工业职业技术学院 | High-filling agricultural tire sidewall rubber containing TRR (tire reclaimed rubber) |
| CN111434489A (en) * | 2019-01-14 | 2020-07-21 | 北京橡胶工业研究设计院有限公司 | Fatigue-resistant chloroprene rubber air spring air bag and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993009178A1 (en) * | 1991-10-29 | 1993-05-13 | Akzo N.V. | Tire and belt compositions |
-
2012
- 2012-11-01 CN CN2012104299259A patent/CN102911412A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993009178A1 (en) * | 1991-10-29 | 1993-05-13 | Akzo N.V. | Tire and belt compositions |
Non-Patent Citations (3)
| Title |
|---|
| 刘燕生等: "C5石油树脂在橡胶中应用的探讨", 《橡胶工业》 * |
| 杨树田: "子午线轮胎用合成橡胶的概况", 《橡胶科技市场》 * |
| 高利清: "橡胶助剂国内外进展综述", 《上海化工》 * |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103627047A (en) * | 2013-11-26 | 2014-03-12 | 山东瑞川硅业有限公司 | Ozone aging resistant tire tread rubber for cargo truck |
| CN104017255A (en) * | 2013-11-26 | 2014-09-03 | 东营中一橡胶有限公司 | Ozone aging-resistant sidewall rubber for heavy truck all-steel radial tire |
| CN103980561A (en) * | 2014-05-29 | 2014-08-13 | 中国化工橡胶桂林有限公司 | All-steel radial giant engineering tire sidewall filling rubber |
| CN105254957A (en) * | 2015-10-14 | 2016-01-20 | 文登市三峰轮胎有限公司 | Off-the-road tire abrasion-resistant formula and preparation method thereof |
| CN105419000A (en) * | 2015-12-17 | 2016-03-23 | 山东永泰集团有限公司 | Ethylene-propylene-diene tire sidewall rubber |
| CN105670311A (en) * | 2016-02-23 | 2016-06-15 | 梅兆斌 | Tear strength improver for rubber products and preparation method of improver |
| CN105670311B (en) * | 2016-02-23 | 2018-06-19 | 山东迪科化学科技股份有限公司 | A kind of rubber tearing strength promoting agent and preparation method thereof |
| CN105694153A (en) * | 2016-03-08 | 2016-06-22 | 徐州工业职业技术学院 | High-filling agricultural tire sidewall rubber containing TRR (tire reclaimed rubber) |
| CN111434489A (en) * | 2019-01-14 | 2020-07-21 | 北京橡胶工业研究设计院有限公司 | Fatigue-resistant chloroprene rubber air spring air bag and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102911412A (en) | All-steel radial tire sidewall rubber | |
| JP5973680B2 (en) | Rubber composition for tire, pneumatic tire, and method for producing rubber composition for tire | |
| JP5559234B2 (en) | Rubber composition for tire and pneumatic tire | |
| JP5367009B2 (en) | Rubber composition for tire and tire using the same | |
| CN101831092B (en) | Tire with a tread of polybutadiene rubber | |
| CN101418087B (en) | Airtight rubber of all-steel radial tyre and preparation method thereof | |
| EP3572458B1 (en) | Rubber composition for tire tread and tire manufactured using same | |
| US8695665B2 (en) | Tire with composite of chafer and outer sidewall rubber layer components | |
| CN103602284A (en) | Nylon cord hanging rubber for bias aircraft tire | |
| EP3455293B1 (en) | Adhesive compound for reinforcing plies for tyres | |
| CN102675701B (en) | Rubber composition with low compression heat and small rolling resistance | |
| CN104262725A (en) | Rubber composition, V-belt wrapping fabric adhesive adopting rubber composition and preparation method of V-belt wrapping fabric adhesive | |
| JP5933717B2 (en) | Sulfur crosslinkable rubberized mixture | |
| JP6297900B2 (en) | Rubber composition for covering tire metal cord and pneumatic tire using the same | |
| EP2889157B1 (en) | Tire having tread with tread groove-containing rubber block joining the tire carcass with the tread cap | |
| EP2722361B1 (en) | Preparation of silica reinforced rubber composition and tire with component thereof | |
| CN106661828B (en) | Rubber processing in situ and include the coating composition containing corrosion inhibitor cable | |
| CN105348579A (en) | High-hardness rubber and preparation method and application thereof | |
| CN103613794A (en) | Aircraft tire buffer rubber containing resorcinol-formaldehyde adhesion system | |
| CN102146170B (en) | Rubber material formula for middle support rubber gasket on transmission shaft of heavy vehicle and preparation method of rubber material formula | |
| CN111607133B (en) | Tire bead wire rubber and preparation method thereof | |
| JP6936846B2 (en) | Non-pneumatic tires and their manufacturing methods | |
| JP2019055623A (en) | Pneumatic tire for heavy load | |
| CN105367850A (en) | Tire and method for manufacturing tire | |
| CN103980561A (en) | All-steel radial giant engineering tire sidewall filling rubber |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130206 |