To provide a rubber composition comprising at least NBR as a rubber composition, which has adhesiveness between a rubber and a metal equal to or more than that of a rubber composition containing a cobalt salt.SOLUTION: There is provided a rubber composition comprising a rubber component and a rubber-metal adhesion promoter, wherein the rubber component includes at least 10 pts.mass of NBR based on 100 pts.mass of the rubber component and the rubber-metal adhesion promoter contains one or more selected from the group consisting of (1) a metal salt of an aliphatic carboxylic acid and (2) a compound having a specific structure.SELECTED DRAWING: None
【課題】ゴム成分としてNBRを少なくとも含むゴム組成物であって、コバルト塩を含有するゴム組成物と同等以上のゴム−金属間の接着性を有するゴム組成物を提供すること。【解決手段】ゴム成分と、ゴム−金属間接着促進剤とを含み、ゴム成分は、ゴム成分100質量部当たり、NBRを少なくとも10質量部含み、ゴム−金属間接着促進剤は、脂肪族カルボン酸の金属塩(1)および特定の構造を有する化合物(2)からなる群より選択される1種以上を含む、ゴム組成物。【選択図】なし
RUBBER COMPOSITION, COMPOSITE, HOSE, CONVEYOR BELT, CRAWLER AND TIRE
ゴム組成物、複合体、ホース、コンベヤベルト、クローラおよびタイヤ
2021-04-08
Patent
Electronic Resource
Japanese
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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