CN102617896A - Tire shoulder mat rubber material of tire and mixing method thereof - Google Patents
Tire shoulder mat rubber material of tire and mixing method thereof Download PDFInfo
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- CN102617896A CN102617896A CN2012100581034A CN201210058103A CN102617896A CN 102617896 A CN102617896 A CN 102617896A CN 2012100581034 A CN2012100581034 A CN 2012100581034A CN 201210058103 A CN201210058103 A CN 201210058103A CN 102617896 A CN102617896 A CN 102617896A
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Abstract
The invention discloses a tire shoulder mat rubber material of a tire, which is prepared from the following raw materials in part by weight: 100 parts of of natural crude rubber, 0-0.4 part of peptizer, 15-25 parts of universal carbon black, 15-25 parts of high-wear-resistance carbon black, 0-10 parts of white carbon black, 3-5 parts of zinc oxide, 1-4 parts of stearic acid, 0-2 parts of anti-aging agent 6PPD, 0-1 part of quinoline anti-aging agent, 1-3 parts of tackifying resin, 1-3 parts of sulfur, 1.5-2.5 parts of accelerant, 0-2 parts of anti-reversion agent and 0-0.3 part of retarder. When the rubber material is mixed, two-stage mixing is performed, the partial formula raw materials are subjected to rubber material mixing as required, and then other formula materials are added for rubber material mixing. The tire shoulder mat rubber product produced by the tire shoulder mat rubber material formula has excellent heat aging resistance and tearing resistance, and low heat generation performance, and can effectively improve and reduce the shoulder gap quality problem at the tire shoulder position of all-steel radial trunk tire.
Description
Technical field
The present invention relates to rubber materials, be specifically related to a kind of tyre shoulder wedge material and compounding process thereof.
Technical background
All steel load radial line tire tire shoulder position is the thickest position of whole tire, is the tire support zone, and the reactive force that bear at this position is big, gives birth to heat soon, and heat radiation is slow, and tire is in use using quality problems such as early stage appearance shoulder sky, shoulder delamination easily.Takeing on empty problem also is one of topmost quality problems that occur easily during all steel tire uses.
The present invention uses high wear-resistant carbon black, general carbon black and WHITE CARBON BLACK in all steel load radial line tyre shoulder wedge prescription; Whole filler reinforcement system umber is few; Add and use lipid acid zinc soap salt anti-recovery agent in the prescription; Make that the heat generation of gained sizing material is low, ageing-resistant performance and tear-resistant performance are improved.
Through improving the elasticity of shoulder wedge, reduce the thermogenesis performance of shoulder wedge, improve its ageing-resistant performance, can effectively improve and reduce the generation of the empty quality problems of shoulder.
Summary of the invention
The invention provides a kind of tyre shoulder wedge material, through the material category and the umber of the filler reinforcement body in the adjustment prescription, and use modified fat acids anti-recovery agent, sizing material hysteresis loss is little, and living heat is low, and ageing-resistant performance is good, and tear-resistant performance is high.
The present invention also provides the compounding process of this formulated rubber material.
The technical scheme that adopts for the present invention of realization above-mentioned purpose is following:
A kind of all steel load radial line tyre shoulder wedge material is characterized in that the weight part of its constitutive material is: caouttchouc 100, peptizer 0～0.4, general carbon black 10～25, high wear-resistant carbon black 15～25, WHITE CARBON BLACK 0～10, zinc oxide 3～5, Triple Pressed Stearic Acid 1～4, anti-aging agent 6PPD 0～2, quinoline type antioxidant 0～1, tackifying resin 1～3, sulphur 1～3, promotor 1.5～2.5, anti-recovery agent 0～2, scorch retarder 0～0.3.
Described all steel load radial line tyre shoulder wedge material is characterized in that: described caouttchouc be selected from the import TSR-20 standard particle rubber virgin rubber of SMR20, STR20, SIR20 and other same levels and add that a small amount of carbon black, Triple Pressed Stearic Acid process compounded rubber, smoke sheet rubber, TSR10 glue, homemade No. 5 mark glue in one or more.
Described all steel load radial line tyre shoulder wedge material is characterized in that: described peptizer is that pentachlorothiophenol class peptizer or staple are 2,2
,The environmental protection peptizer of-dibenzoyl amido phenylbenzene disulphide (DBO).
Described all steel load radial line tyre shoulder wedge material, it is characterized in that: described high wear-resistant carbon black is selected from one or more among N375, N330, the N351; Described general carbon black is N660, and described WHITE CARBON BLACK is common precipitated silica.
Described all steel load radial line tyre shoulder wedge material, it is characterized in that: described zinc oxide is indirect process zinc oxide, described tackifying resin tertiary butyl phenolic aldehyde tackifying resin.
Described all steel load radial line tyre shoulder wedge material, it is characterized in that: described quinoline type antioxidant is an anti-aging agent RD.
Described all steel load radial line tyre shoulder wedge material is characterized in that: described Sulfur is common sulfur flour, oil-filled common sulfur flour or insoluble sulfuy; Described promotor is accelerator CBS or accelerator NS.
Described all steel load radial line tyre shoulder wedge material, it is characterized in that: described anti-recovery agent is Struktol AKT 73.
Described all steel load radial line tyre shoulder wedge material, it is characterized in that: described scorch retarder is an anti-scorching agent CTP.
The compounding process of described all steel load radial line tyre shoulder wedge material is characterized in that comprising two sections calendering process, and concrete steps are following:
1, one section female refining: mixing in Banbury mixer, 35～50 rev/mins of Banbury mixer rotating speeds, mixing step is:
(1) rubber, peptizer are joined in the Banbury mixer mixing 20～40 seconds;
(2) again carbon black, WHITE CARBON BLACK, anti-recovery agent, zinc oxide, Triple Pressed Stearic Acid, tackifying resin are joined in the rubber unvulcanizate; Mixing to 110 ℃～130 ℃; Add anti-aging agent 6PPD, anti-aging agent RD, it is mixing to 140 ℃～150 ℃ lifting floating weights 0～5 second pressurize;
(3) promote the floating weight rubber unvulcanizate that pressurizes again repeatedly,, obtain one section master batch material when temperature reaches 160 ℃～170 ℃ discharges;
2, finished composition: mixing in Banbury mixer, 20～25 rev/mins of Banbury mixer rotating speeds, mixing step is:
(1) one section master batch material, Sulfur, promotor, scorch retarder that mixes is joined in the Banbury mixer, mixing 30～40 seconds, promote floating weight 0～5 second;
(2) promote the floating weight rubber unvulcanizate that pressurizes again repeatedly, when temperature reaches 95 ℃～105 ℃ discharges, mixing end reaches final glue stuff compounding.
Principal feature of the present invention:
Prescription rubber system is a pure natural rubber, and tree elastomer has excellent physical and mechanical performance and favorable manufacturability ability.Infill system adopts high wear-resistant carbon black, general carbon black and WHITE CARBON BLACK and uses.The main purpose that adds WHITE CARBON BLACK is to reduce the heat generation of sizing material, improves the tear-resistant performance of sizing material.WHITE CARBON BLACK is because specific surface area; The silane and the silanol chemical functional group functionality on surface are strong, so have the intensive interaction between WHITE CARBON BLACK and the WHITE CARBON BLACK, cause the bad dispersibility in rubber; The big more sizing material processibility of WHITE CARBON BLACK consumption is poor more; Such as mixing behavior, extrusion performance,, add modified fat acid zinc soap salt anti-recovery agent in the prescription for processing characteristics and the ageing-resistant performance of improving sizing material.
Technology of the present invention is simple, and the whole consumption of packing strengthening agent is lower in the prescription, and uses modified fat acids anti-recovery agent, and sizing material hysteresis loss is little, and the sizing material of gained has low-heat-generation, ageing-resistant, tear-resistant.
The present invention uses high wear-resistant carbon black, general carbon black and WHITE CARBON BLACK in all steel load radial line tyre shoulder wedge prescription, whole filler reinforcement system umber is few, adds and uses lipid acid zinc soap salt anti-recovery agent in the prescription; Make the low-heat-generation that has of gained sizing material; Ageing-resistant performance and characteristics such as tear-resistant, the shoulder wedge that is processed into sizing material of the present invention has the elasticity height, and thermogenesis performance is low; Ageing-resistant performance is high, can effectively improve and reduce the generation of the empty quality problems of shoulder.
Embodiment
A kind of all steel load radial line tyre shoulder wedge material, the weight part of its constitutive material is: the multi-functional vulcanization activator of TSR-20 standard particle rubber virgin rubber 100, pentachlorothiophenol class peptizer 0.2, general carbon black N660 20, high wear-resistant carbon black N351 25, WHITE CARBON BLACK 5, zinc oxide 4, Triple Pressed Stearic Acid 3, anti-aging agent 6PPD 2, anti-aging agent RD 0.1, tackifying resin 2, sulphur 1.5, accelerator NS 2, AKT 73 1, anti-scorching agent CTP 0.3.
Concrete calendering process is following:
1, one section female refining: mixing in Banbury mixer, 35～50 rev/mins of Banbury mixer rotating speeds, mixing step is:
(1) rubber, peptizer are joined in the Banbury mixer mixing 20～40 seconds;
(2) again carbon black, WHITE CARBON BLACK, anti-recovery agent, zinc oxide, Triple Pressed Stearic Acid, tackifying resin are joined in the rubber unvulcanizate; Mixing to 110 ℃～130 ℃; Add anti-aging agent 6PPD, anti-aging agent RD, it is mixing to 140 ℃～150 ℃ lifting floating weights 0～5 second pressurize;
(3) promote the floating weight rubber unvulcanizate that pressurizes again repeatedly,, obtain one section master batch material when temperature reaches 160 ℃～170 ℃ discharges;
2, finished composition: mixing in Banbury mixer, 20～25 rev/mins of Banbury mixer rotating speeds, mixing step is:
(1) one section master batch material, Sulfur, promotor, scorch retarder that mixes is joined in the Banbury mixer, mixing 30～40 seconds, promote floating weight 0～5 second;
(2) promote the floating weight rubber unvulcanizate that pressurizes again repeatedly, when temperature reaches 95 ℃～105 ℃ discharges, mixing end reaches final glue stuff compounding.
Testing data
With tyre shoulder wedge material of the present invention and common shoulder wedge material physicals to such as table 1.
Table 1
Can find out with shoulder wedge material of the present invention from table 1 and to vulcanize the tyre shoulder wedge that, over-all properties is relatively good, and wherein heat aging performance improves much than common shoulder wedge, and elasticity obviously increases.
Claims (10)
1. an all steel load radial line tyre shoulder wedge material is characterized in that the weight part of its constitutive material is: caouttchouc 100, peptizer 0～0.4, general carbon black 15～25, high wear-resistant carbon black 15～25, WHITE CARBON BLACK 0～10, zinc oxide 3～5, Triple Pressed Stearic Acid 1～4, anti-aging agent 6PPD 0～2, quinoline type antioxidant 0～1, tackifying resin 1～3, sulphur 1～3, promotor 1.5～2.5, anti-recovery agent 0～2, scorch retarder 0～0.3.
2. all steel load radial line tyre shoulder wedge material according to claim 1 is characterized in that: described caouttchouc be selected from the import TSR-20 standard particle rubber virgin rubber of SMR20, STR20, SIR20 and other same levels and add that a small amount of carbon black, Triple Pressed Stearic Acid process compounded rubber, smoke sheet rubber, TSR10 glue, homemade No. 5 mark glue in one or more.
3. all steel load radial line tyre shoulder wedge material according to claim 1 is characterized in that: described peptizer is that pentachlorothiophenol class peptizer or staple are 2,2
,The environmental protection peptizer of-dibenzoyl amido phenylbenzene disulphide (DBO).
4. all steel load radial line tyre shoulder wedge material according to claim 1, it is characterized in that: described high wear-resistant carbon black is selected from one or more among N375, N330, the N351; Described general carbon black is N660, and described WHITE CARBON BLACK is common precipitated silica.
5. all steel load radial line tyre shoulder wedge material according to claim 1, it is characterized in that: described zinc oxide is indirect process zinc oxide, described tackifying resin tertiary butyl phenolic aldehyde tackifying resin.
6. all steel load radial line tyre shoulder wedge material according to claim 1, it is characterized in that: described quinoline type antioxidant is an anti-aging agent RD.
7. all steel load radial line tyre shoulder wedge material according to claim 1 is characterized in that: described Sulfur is common sulfur flour, oil-filled common sulfur flour or insoluble sulfuy; Described promotor is accelerator CBS or accelerator NS.
8. all steel load radial line tyre shoulder wedge material according to claim 1 is characterized in that: described anti-recovery agent is AKT 73 multi-functional vulcanization activators.
9. all steel load radial line tyre shoulder wedge material according to claim 1, it is characterized in that: described scorch retarder is an anti-scorching agent CTP.
10. the compounding process of all steel load radial line tyre shoulder wedge material as claimed in claim 1 is characterized in that comprising two sections calendering process, and concrete steps are following:
A, one section female refining: mixing in Banbury mixer, 35～50 rev/mins of Banbury mixer rotating speeds, mixing step is:
(1) rubber, peptizer are joined in the Banbury mixer mixing 20～40 seconds;
(2) again carbon black, WHITE CARBON BLACK, anti-recovery agent, zinc oxide, Triple Pressed Stearic Acid, tackifying resin are joined in the rubber unvulcanizate; Mixing to 110 ℃～130 ℃; Add anti-aging agent 6PPD, anti-aging agent RD, it is mixing to 140 ℃～150 ℃ lifting floating weights 0～5 second pressurize;
(3) promote the floating weight rubber unvulcanizate that pressurizes again repeatedly,, obtain one section master batch material when temperature reaches 160 ℃～170 ℃ discharges;
B, finished composition: mixing in Banbury mixer, 20～25 rev/mins of Banbury mixer rotating speeds, mixing step is:
(1) one section master batch material, Sulfur, promotor, scorch retarder that mixes is joined in the Banbury mixer, mixing 30～40 seconds, promote floating weight 0～5 second;
(2) promote the floating weight rubber unvulcanizate that pressurizes again repeatedly, when temperature reaches 95 ℃～105 ℃ discharges, mixing end reaches final glue stuff compounding.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100581034A CN102617896A (en) | 2012-03-07 | 2012-03-07 | Tire shoulder mat rubber material of tire and mixing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100581034A CN102617896A (en) | 2012-03-07 | 2012-03-07 | Tire shoulder mat rubber material of tire and mixing method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102634076A (en) * | 2012-05-02 | 2012-08-15 | 三角轮胎股份有限公司 | Shoulder wedge rubber composition for giant engineering radial tyre |
| CN102634079A (en) * | 2012-05-02 | 2012-08-15 | 三角轮胎股份有限公司 | Rubber composition for giant engineering radial tire bases |
| CN102766282A (en) * | 2012-08-09 | 2012-11-07 | 杭州中策橡胶有限公司 | Glue cushion sizing material containing liquid-phase disperse white carbex mixture and preparation method and application thereof |
| CN102816352A (en) * | 2012-08-27 | 2012-12-12 | 山东风轮轮胎有限公司 | All-steel radial tire shoulder pad rubber formula |
| CN103467788A (en) * | 2013-08-27 | 2013-12-25 | 山东永泰化工有限公司 | Tire shoulder rubber material for radial tire |
| CN103497363A (en) * | 2013-08-27 | 2014-01-08 | 山东永泰化工有限公司 | Radial tire shoulder rubber composition |
| CN104031296A (en) * | 2014-06-19 | 2014-09-10 | 赛轮集团股份有限公司 | Formula and preparation process of belted layer cushion rubber of all-steel radial tire |
| CN104177668A (en) * | 2014-07-24 | 2014-12-03 | 山东银宝轮胎集团有限公司 | All-steel load-bearing radial tire belt mat rubber |
| CN106046435A (en) * | 2016-05-26 | 2016-10-26 | 德州玲珑轮胎有限公司 | Tire shoulder rubber material for radial tires and method for preparing tire shoulder rubber material |
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| CN101824170A (en) * | 2010-04-28 | 2010-09-08 | 双钱集团(重庆)轮胎有限公司 | Anti-aging all-steel radial tyre shoulder wedge |
| CN101857685A (en) * | 2010-06-08 | 2010-10-13 | 山东八一轮胎制造有限公司 | Low heat generation and fatigue resistance tyre pad glue and production process thereof |
| CN102250393A (en) * | 2011-06-16 | 2011-11-23 | 北京化工大学 | Strengthened and heat-conducting rubber for heavy truck tire shoulder |
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2012
- 2012-03-07 CN CN2012100581034A patent/CN102617896A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101824170A (en) * | 2010-04-28 | 2010-09-08 | 双钱集团(重庆)轮胎有限公司 | Anti-aging all-steel radial tyre shoulder wedge |
| CN101857685A (en) * | 2010-06-08 | 2010-10-13 | 山东八一轮胎制造有限公司 | Low heat generation and fatigue resistance tyre pad glue and production process thereof |
| CN102250393A (en) * | 2011-06-16 | 2011-11-23 | 北京化工大学 | Strengthened and heat-conducting rubber for heavy truck tire shoulder |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102634079A (en) * | 2012-05-02 | 2012-08-15 | 三角轮胎股份有限公司 | Rubber composition for giant engineering radial tire bases |
| CN102634076A (en) * | 2012-05-02 | 2012-08-15 | 三角轮胎股份有限公司 | Shoulder wedge rubber composition for giant engineering radial tyre |
| CN102766282B (en) * | 2012-08-09 | 2014-07-02 | 杭州中策橡胶有限公司 | Glue cushion sizing material containing liquid-phase disperse white carbex mixture and preparation method and application thereof |
| CN102766282A (en) * | 2012-08-09 | 2012-11-07 | 杭州中策橡胶有限公司 | Glue cushion sizing material containing liquid-phase disperse white carbex mixture and preparation method and application thereof |
| CN102816352A (en) * | 2012-08-27 | 2012-12-12 | 山东风轮轮胎有限公司 | All-steel radial tire shoulder pad rubber formula |
| CN103497363A (en) * | 2013-08-27 | 2014-01-08 | 山东永泰化工有限公司 | Radial tire shoulder rubber composition |
| CN103467788A (en) * | 2013-08-27 | 2013-12-25 | 山东永泰化工有限公司 | Tire shoulder rubber material for radial tire |
| CN103467788B (en) * | 2013-08-27 | 2015-08-12 | 山东永泰化工有限公司 | Tire shoulder rubber material for radial tire |
| CN104031296A (en) * | 2014-06-19 | 2014-09-10 | 赛轮集团股份有限公司 | Formula and preparation process of belted layer cushion rubber of all-steel radial tire |
| CN104031296B (en) * | 2014-06-19 | 2016-05-25 | 赛轮金宇集团股份有限公司 | All-steel radial tyre belt cushion rubber composition and sizing material preparation technology |
| CN104177668A (en) * | 2014-07-24 | 2014-12-03 | 山东银宝轮胎集团有限公司 | All-steel load-bearing radial tire belt mat rubber |
| CN104177668B (en) * | 2014-07-24 | 2016-05-18 | 山东银宝轮胎集团有限公司 | A kind of all steel load radial tire belt pad glue |
| CN106046435A (en) * | 2016-05-26 | 2016-10-26 | 德州玲珑轮胎有限公司 | Tire shoulder rubber material for radial tires and method for preparing tire shoulder rubber material |
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Application publication date: 20120801 |