CN103642082A - Heatproof cushion rubber for giant oblique-crossing off-road tyre - Google Patents
Heatproof cushion rubber for giant oblique-crossing off-road tyre Download PDFInfo
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- CN103642082A CN103642082A CN201310662623.0A CN201310662623A CN103642082A CN 103642082 A CN103642082 A CN 103642082A CN 201310662623 A CN201310662623 A CN 201310662623A CN 103642082 A CN103642082 A CN 103642082A
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Abstract
The invention discloses heatproof cushion rubber for a giant oblique-crossing off-road tyre. The rubber comprises the following components in parts by weight: 100 parts of natural rubber, 15-25 parts of N375 carbon black, 10-20 parts of N660 carbon black, 5-15 parts of white carbon black, 1-2.5 parts of silane coupling agent, 4-8 parts of pine tar oil, 2-5 parts of m-cresol resins, 3-7 parts of zinc oxide, 1.5-3.5 parts of stearic acid, 1-3 parts of anti-aging agent 4,010 NA, 1-3 parts of anti-aging agent RD, 1-3 parts of viscosity-increasing resins, 1-3 parts of sulphur, 0.4-1.4 parts of vulcanizing agents DTDM, 0.6-1.2 parts of accelerant CZ and 0.1-0.5 part of scorch retarder CTR. Rubber materials prepared by using the heatproof cushion rubber has the characteristic of high heatproof anti-aging performance while the rubber material can be adhered with nylon cord threads.
Description
Technical field
The present invention relates to tire, be specifically related to the heat-resisting buffering adhesive of giant bias off-the-road tyre.
Background technology
Giant bias off-the-road tyre is used on large surface mine, such as the oblique giant-scale engineering tyre that specification is 40.00-5776PR, uses on 6 large-scale carrier vehicles that are assemblied in 220 tons of useful load, 378 tons of gross weights.Tyre capacity is large, and work condition environment is harsher.Giant bias off-the-road tyre is because curtain cloth layer is many, and in driving process, sizing material easily heats up and heat radiation is more difficult, therefore in the intermediary and later stages of using, often can produce that side is empty and shoulder is empty.How improving the adhering technique of sizing material and framework material under hot conditions is one of gordian technique improving giant bias off-the-road tyre quality.At present, less for the research of giant bias off-the-road tyre buffering adhesive, particularly the research of the heat-resisting buffering adhesive of giant engineering machinery tyre still less.Therefore, develop a kind of heat-resisting buffering adhesive and seem particularly important.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of heat-resisting buffering adhesive of giant bias off-the-road tyre with good resistance toheat.
The heat-resisting buffering adhesive of giant bias off-the-road tyre of the present invention, consists of following component by weight:
Natural rubber, 100 parts;
N375 carbon black, 15~25 parts;
N660 carbon black, 10~20 parts;
White carbon black, 5~15 parts;
Silane coupling agent, 1~2.5 part;
Stockholm tar, 4~8 parts;
Between first resin, 2~5 parts
Zinc oxide, 3~7 parts;
Stearic acid, 1.5~3.5 parts;
N-sec.-propyl-4-aminodiphenylamine (antioxidant 4010NA), 1~3 part;
2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer (anti-aging agent RD), 1~3 part;
203,1~3 parts of tackifying resins;
Sulphur, 1~3 part;
Dithiodimorpholine (vulcanizing agent DTDM), 0.4~1.4 part;
N-cyclohexyl-2-[4-morpholinodithio base sulphenamide (accelerant CZ), 0.6~1.2 part;
N-cyclohexylthiophthalimide (anti-scorching agent CTP), 0.1~0.5 part.
The weight part of above-mentioned each component is preferably:
Natural rubber, 100 parts;
N375 carbon black, 15~20 parts;
N660 carbon black, 15~20 parts;
White carbon black, 10~15 parts;
Silane coupling agent, 1.5~2.5 parts;
Stockholm tar, 4~6 parts;
Between first resin, 2~3.5 parts;
Zinc oxide, 3~5 parts;
Stearic acid, 2~3 parts;
N-sec.-propyl-4-aminodiphenylamine, 1~2 part;
2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer, 2~3 parts;
203,2~3 parts of tackifying resins;
Sulphur, 1~2 part;
Dithiodimorpholine, 0.6~1.2 part;
N-cyclohexyl-2-[4-morpholinodithio base sulphenamide, 0.6~1 part;
N-cyclohexylthiophthalimide, 0.1~0.3 part.
In technique scheme,
Described natural rubber is 2
#smoke sheet rubber and/or 3
#smoke sheet rubber.When natural rubber used is 2
#smoke sheet rubber and 3
#during the mixture of smoke sheet rubber, 2
#smoke sheet rubber and 3
#the proportioning of smoke sheet rubber can be any proportioning.
Preferably adopting nitrogen adsorption specific surface area is 146~185m
2the white carbon black of/g.
Described silane coupling agent is preferably silicon 69 (two-[γ-(triethoxysilicane) propyl group] tetrasulfide).
Between described, first resin is preferably a first resin SL-3022.
The heat-resisting buffering adhesive of giant bias off-the-road tyre of the present invention adopts now to be prepared by ordinary method.The performance of the rubber size of gained is as shown in table 1:
Table 1:
Performance perameter | Unit | Performance range |
Hardness (Shao Er A) | Degree | 60~80 |
300% fixed stretching strength | MPa | 12~16 |
Tensile strength | MPa | 24~28 |
Tensile yield | % | 400~500 |
Tear strength | kN/m | 110~150 |
Nylon cord H extracts out | N/ root | 180~260 |
Gu Te Ritchie heat-dissipating | ℃ | 15~25 |
Compared with prior art, the present invention is with N375 carbon black, N660 carbon black, white carbon black and silicon 69 in order to play the remarkable thermogenesis performance that improves sizing material, and adopt with antioxidant 4010NA, the heat-resisting antioxidant system of anti-aging agent RD and protection wax use is so that sizing material has good heat aging property, add silica-hexa-resorcinol binding system to strengthen sizing material and nylon cord bond properties object to play simultaneously, combination is by Sulfur again, the semi effcient vulcanization system that vulcanizing agent DTDM and accelerant CZ form is to strengthen sizing material and the bonding heat aging property of nylon cord, make sizing material meet the feature in bonding with nylon cord with good heat aging property.
Embodiment
Below by specific embodiment, the invention will be further described, but the present invention is not limited to these embodiment.
Embodiment 1
Each component by appointment in following table 2 is refined glue, preparation method:
1) natural rubber, N375 carbon black, N660 carbon black, white carbon black, Stockholm tar, zinc oxide, stearic acid, antioxidant 4010NA, anti-aging agent RD and the first resin that by formula, take wherein drop into rubber internal mixer (rotor speed is 40r/min), under 160 ℃ of conditions, with the mixing 4min of rotating speed of 40r/min, obtain rubber unvulcanizate A;
2) by formula, take sulphur, accelerant CZ, first resin and anti-scorching agent CTP wherein, drop in rubber internal mixer and mix with rubber unvulcanizate A, under 100 ℃ of conditions, with the mixing 3min of rotating speed of 20r/min, obtain the heat-resisting buffering adhesive of giant bias off-the-road tyre.
The sizing material of gained is carried out to performance test, in table 2, listed test result.
Embodiment 2:
Each component by appointment in following table 2 is refined glue, and the preparation method of sizing material is with embodiment 1.
The sizing material of gained is carried out to performance test, in table 2, listed test result.
Embodiment 3:
Each component by appointment in following table 2 is refined glue, and the preparation method of sizing material is with embodiment 1.
The sizing material of gained is carried out to performance test, in table 2, listed test result.
Embodiment 4:
Each component by appointment in following table 2 is refined glue, and the preparation method of sizing material is with embodiment 1.
The sizing material of gained is carried out to performance test, in table 2, listed test result.
Embodiment 5:
Each component by appointment in following table 2 is refined glue, and the preparation method of sizing material is with embodiment 1.
The sizing material of gained is carried out to performance test, in table 2, listed test result.
Table 2 (each raw-material consumption is weight part)
Claims (6)
1. the heat-resisting buffering adhesive of giant bias off-the-road tyre, consists of following component by weight:
Natural rubber, 100 parts;
N375 carbon black, 15~25 parts;
N660 carbon black, 10~20 parts;
White carbon black, 5~15 parts;
Silane coupling agent, 1~2.5 part;
Stockholm tar, 4~8 parts;
Between first resin, 2~5 parts
Zinc oxide, 3~7 parts;
Stearic acid, 1.5~3.5 parts;
N-sec.-propyl-4-aminodiphenylamine, 1~3 part;
2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer, 1~3 part;
203,1~3 parts of tackifying resins;
Sulphur, 1~3 part;
Dithiodimorpholine, 0.4~1.4 part;
N-cyclohexyl-2-[4-morpholinodithio base sulphenamide, 0.6~1.2 part;
N-cyclohexylthiophthalimide, 0.1~0.5 part.
2. the heat-resisting buffering adhesive of giant bias off-the-road tyre according to claim 1, is characterized in that: the weight part of each component is:
Natural rubber, 100 parts;
N375 carbon black, 15~20 parts;
N660 carbon black, 15~20 parts;
White carbon black, 10~15 parts;
Silane coupling agent, 1.5~2.5 parts;
Stockholm tar, 4~6 parts;
Between first resin, 2~3.5 parts;
Zinc oxide, 3~5 parts;
Stearic acid, 2~3 parts;
N-sec.-propyl-4-aminodiphenylamine, 1~2 part;
2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer, 2~3 parts;
203,2~3 parts of tackifying resins;
Sulphur, 1~2 part;
Dithiodimorpholine, 0.6~1.2 part;
N-cyclohexyl-2-[4-morpholinodithio base sulphenamide, 0.6~1 part;
N-cyclohexylthiophthalimide, 0.1~0.3 part.
3. the heat-resisting buffering adhesive of giant bias off-the-road tyre according to claim 1 and 2, is characterized in that: described natural rubber is 2
#smoke sheet rubber and/or 3
#smoke sheet rubber.
4. the heat-resisting buffering adhesive of giant bias off-the-road tyre according to claim 1 and 2, is characterized in that: the nitrogen adsorption specific surface area of described white carbon black is 146~185m
2/ g.
5. the heat-resisting buffering adhesive of giant bias off-the-road tyre according to claim 1 and 2, is characterized in that: described silane coupling agent is silicon 69.
6. the heat-resisting buffering adhesive of giant bias off-the-road tyre according to claim 1 and 2, is characterized in that: a first resin be between first resin SL-3022.
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CN201310662623.0A CN103642082A (en) | 2013-12-09 | 2013-12-09 | Heatproof cushion rubber for giant oblique-crossing off-road tyre |
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CN201310662623.0A CN103642082A (en) | 2013-12-09 | 2013-12-09 | Heatproof cushion rubber for giant oblique-crossing off-road tyre |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104073189A (en) * | 2014-06-09 | 2014-10-01 | 周献辉 | Buffer cloth glue |
CN104130464A (en) * | 2014-07-23 | 2014-11-05 | 泰州市罡杨橡塑有限公司 | Temperature-resistant natural rubber composition for damping member |
CN104893021A (en) * | 2015-06-30 | 2015-09-09 | 中国化工橡胶桂林轮胎有限公司 | Heatproof shoulder pad compound of large off-the-road tire |
CN109694503A (en) * | 2018-12-11 | 2019-04-30 | 贵州轮胎股份有限公司 | A kind of sizing material covering glue for cross-ply nylon cord |
CN112552558A (en) * | 2020-12-04 | 2021-03-26 | 中国化工集团曙光橡胶工业研究设计院有限公司 | Cord fabric skim of bias aircraft tire and preparation method thereof |
WO2022080133A1 (en) * | 2020-10-14 | 2022-04-21 | 株式会社ブリヂストン | Rubber composition for tire tread, and tire |
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CN101200626A (en) * | 2007-11-01 | 2008-06-18 | 中橡集团曙光橡胶工业研究设计院 | Formula of nylon/aramid fiber composite cord hanging glue for aircraft tire |
CN101395213A (en) * | 2006-03-08 | 2009-03-25 | 住友橡胶工业株式会社 | Rubber composition for carcass plies and/or belts, carcass plies and/or belts made by using the same, and process for production of the composition |
CN101434716A (en) * | 2007-11-16 | 2009-05-20 | 四川轮胎橡胶(集团)股份有限公司 | Semi-steel wire radial tire undertread calendering sizing compound |
CN102086275A (en) * | 2009-12-07 | 2011-06-08 | 四川轮胎橡胶(集团)股份有限公司 | Zero degree belt compound of all-steel radial tire |
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CN101395213A (en) * | 2006-03-08 | 2009-03-25 | 住友橡胶工业株式会社 | Rubber composition for carcass plies and/or belts, carcass plies and/or belts made by using the same, and process for production of the composition |
CN101200626A (en) * | 2007-11-01 | 2008-06-18 | 中橡集团曙光橡胶工业研究设计院 | Formula of nylon/aramid fiber composite cord hanging glue for aircraft tire |
CN101434716A (en) * | 2007-11-16 | 2009-05-20 | 四川轮胎橡胶(集团)股份有限公司 | Semi-steel wire radial tire undertread calendering sizing compound |
CN102086275A (en) * | 2009-12-07 | 2011-06-08 | 四川轮胎橡胶(集团)股份有限公司 | Zero degree belt compound of all-steel radial tire |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104073189A (en) * | 2014-06-09 | 2014-10-01 | 周献辉 | Buffer cloth glue |
CN104130464A (en) * | 2014-07-23 | 2014-11-05 | 泰州市罡杨橡塑有限公司 | Temperature-resistant natural rubber composition for damping member |
CN104893021A (en) * | 2015-06-30 | 2015-09-09 | 中国化工橡胶桂林轮胎有限公司 | Heatproof shoulder pad compound of large off-the-road tire |
CN109694503A (en) * | 2018-12-11 | 2019-04-30 | 贵州轮胎股份有限公司 | A kind of sizing material covering glue for cross-ply nylon cord |
WO2022080133A1 (en) * | 2020-10-14 | 2022-04-21 | 株式会社ブリヂストン | Rubber composition for tire tread, and tire |
JP7429179B2 (en) | 2020-10-14 | 2024-02-07 | 株式会社ブリヂストン | Rubber composition for tire tread and tire |
CN112552558A (en) * | 2020-12-04 | 2021-03-26 | 中国化工集团曙光橡胶工业研究设计院有限公司 | Cord fabric skim of bias aircraft tire and preparation method thereof |
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Application publication date: 20140319 |