PROBLEM TO BE SOLVED: To provide a novel partially hydrogenated phenolic resin, a rubber composition comprising the resin and exhibiting excellent grip performance and abrasion resistance, and a pneumatic tire comprising the rubber composition.SOLUTION: A partially hydrogenated phenolic resin is prepared by selectively hydrogenating double bonds other than those on aromatic rings of a phenolic resin and has a hydrogenation ratio of the double bonds of from 30 to 100% and a hydroxyl value of from 30 to 500 mgKOH/g.
【課題】新規な部分水添フェノール系樹脂、該樹脂を含んでなるグリップ性および耐摩耗性に優れたゴム組成物、および、該ゴム組成物から構成されてなる空気入りタイヤを提供すること。【解決手段】フェノール系樹脂の芳香環以外の二重結合を、選択的に水素添加して得られる部分水添フェノール系樹脂であって、該二重結合の水素添加率が30〜100%であり、水酸基価が30〜500mgKOH/gである部分水添フェノール系樹脂。【選択図】なし
PARTIALLY HYDROGENATED PHENOLIC RESIN, RUBBER COMPOSITION AND PNEUMATIC TIRE
部分水添フェノール系樹脂、ゴム組成物および空気入りタイヤ
2015-09-17
Patent
Electronic Resource
Japanese
IPC: | C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS , Makromolekulare Verbindungen, anders erhalten als durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind / 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 / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen |
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