To provide a liquid hydrocarbon production method that makes it possible to produce liquid hydrocarbons of increased molecular weight at a high decomposition rate even under mild conditions, and a re-crosslinked rubber, a tire, and a rubber industrial product obtainable from a rubber composition produced by the production method.SOLUTION: A liquid hydrocarbon production method includes heating a crosslinked rubber at 300°C or less in a reaction solvent that has a boiling point of 230°C or less and contains an aldehyde having a hydrocarbon group with a carbon number of 2 or greater, thereby producing a rubber composition that contains a liquid hydrocarbon.SELECTED DRAWING: None

    【課題】穏和な条件下においても、より分子量の高い液状炭化水素を高分解率で製造することができるゴム組成物の製造方法、並びに、該製造方法により製造されたゴム組成物から得られる再架橋ゴム、タイヤ及びゴム工業用品を提供する。【解決手段】本発明の液状炭化水素製造方法は、架橋ゴムを、沸点が230℃以下であり、炭素数が2以上の炭化水素基を有するアルデヒドを含む反応溶媒下において、300℃以下で加熱して液状炭化水素を含むゴム組成物を得る。【選択図】なし


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    Title :

    RUBBER COMPOSITION PRODUCTION METHOD, RE-CROSSLINKED RUBBER, TIRE, AND RUBBER INDUSTRIAL PRODUCT


    Additional title:

    ゴム組成物の製造方法、再架橋ゴム、タイヤ及びゴム工業用品


    Contributors:

    Publication date :

    2022-04-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    C08J Verarbeitung , WORKING-UP / B60C VEHICLE TYRES , Fahrzeugreifen / C08C TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS , Behandlung oder chemische Modifizierung von Kautschuken / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen



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