To provide a metal bonding rubber composition which is improved in adhesion to a metallic reinforcing cord after aging and also has excellent physical properties regarding breaking.SOLUTION: The metal bonding rubber composition is formed by adding 0.1 to 10 pts.mass of a compound represented by the formula (1) below or a hydrate thereof to 100 pts.mass of diene rubber comprising 80 pts.mass or more of natural rubber and/or synthetic isoprene rubber. The formula (1) is defined by [R-CH(OH)COO]n M, where M represents a metal, R represents a C1-3 alkyl group, and n represents the valence of M.SELECTED DRAWING: None
【課題】金属製補強コードに対する老化後の接着性を改善し、破断物性にも優れる金属接着用ゴム組成物を提供する。【解決手段】天然ゴムおよび/または合成イソプレンゴムを80質量部以上含むジエン系ゴム100質量部に対し、下記式(1)で表される化合物またはその水和物を0.1〜10質量部配合してなることを特徴とする金属接着用ゴム組成物によって、上記課題を解決した。[R−CH(OH)COO]n・M(1)(式(1)中、Mは金属を表し、Rは炭素数1〜3のアルキル基を表し、nはMの価数を表す。)【選択図】なし
METAL BONDING RUBBER COMPOSITION AND PNEUMATIC TIRE USING THE SAME
金属接着用ゴム組成物およびそれを用いた空気入りタイヤ
2020-08-06
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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