PROBLEM TO BE SOLVED: To provide a studless tire capable of improving on-snow/ice performance while maintaining good wear resistance.SOLUTION: The studless tire has a cap tread produced using a rubber composition. The rubber composition contains a rubber component and at least one salt selected from ammonium nitrate, sodium bromide, potassium chloride, and magnesium chloride. The total content of a natural rubber and a butadiene rubber in 100 mass% of the rubber component is 30-100 mass%. The content of the salt is 1-10 pts.mass based on 100 pts.mass of the rubber component.

    【課題】良好な耐摩耗性能を維持しつつ、雪氷上性能を向上させることができるスタッドレスタイヤを提供する。【解決手段】ゴム組成物を用いて作製したキャップトレッドを有するスタッドレスタイヤであって、該ゴム組成物は、ゴム成分と、硝酸アンモニウム、臭化ナトリウム、塩化カリウム及び塩化マグネシウムからなる群より選択される少なくとも1種の塩類とを含有し、前記ゴム成分100質量%中の天然ゴム及びブタジエンゴムの合計含有量が30〜100質量%であり、前記ゴム成分100質量部に対して、前記塩類の含有量が1〜10質量部であるスタッドレスタイヤ。【選択図】なし


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    Title :

    STUDLESS TIRE


    Additional title:

    スタッドレスタイヤ


    Contributors:

    Publication date :

    2015-09-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60C VEHICLE TYRES , Fahrzeugreifen / 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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