Low-heat-generation radial tire shoulder rubber
Low-heat-generation radial tire shoulder rubber
- Neue Suche nach: LI XIANGHAI
- Neue Suche nach: LI XIANGHAI
The invention discloses low-heat-generation radial tire shoulder rubber which comprises the following raw materials in parts by weight; 70-80 parts of natural rubber, 20-30 parts of butadiene rubber,8-10 parts of zinc oxide, 2-4 parts of stearic acid, 10-15 parts of heat conduction graphite, 5-10 parts of carbon black, 10-15 parts of white carbon black, 0.5-1.0 part of a white carbon black dispersing agent, 1.0-2.0 parts of a silane coupling agent, 1.0-3.0 parts of pretreated aramid staple fibers, 0.5-0.8 parts of tackifying resin, 1.0 part of an adhesive, 1.0 part of an antioxidant, 4.0 parts of sulfur, 2.0 parts of an accelerant, 1 part of a scorch retarder, 3-5 parts of an anti-aging agent, 1.5-2.0 parts of microcrystalline wax and 1-2 parts of an anti-reversion agent. The tire shoulder rubber provided by the invention is low in heat generation and good in heat conductivity, the problems of tire shoulder heat dissipation and shoulder void of a radial tire are effectively solved, and various physical and mechanical properties of the tire shoulder rubber are improved.
本发明公开了一种低生热子午胎胎肩胶，包括以下重量份的原料：70～80份天然橡胶，20～30份顺丁橡胶，8～10份氧化锌，2～4份硬脂酸，10～15份导热石墨，5～10份炭黑，10～15份白炭黑，0.5～1.0份白炭黑分散剂，1.0～2.0份硅烷偶联剂，1.0～3.0份预处理芳纶短纤维，0.5～0.8份增粘树脂，1.0份粘合剂，1.0份抗氧剂，4.0份硫磺，2.0份促进剂，1份防焦剂，3～5份防老剂，1.5～2.0份微晶蜡，1～2份抗硫化返原剂；本发明提供的胎肩胶，生热低，导热性好，有效解决了子午胎胎肩散热和肩空问题，提高了胎肩胶的各项物理机械性能。
Dokumentinformationen
Low-heat-generation radial tire shoulder rubber
一种低生热子午胎胎肩胶
2020-06-19
Patent
Elektronische Ressource
Chinesisch
| IPC: | C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60C VEHICLE TYRES , Fahrzeugreifen / C08J Verarbeitung , WORKING-UP / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS |
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