To provide a method for producing a modified hydrogenated conjugated diene rubber that allows easy vulcanization, a rubber composition, and a tire.SOLUTION: A method for producing a modified hydrogenated conjugated diene rubber is provided, whereby the modified hydrogenated conjugated diene rubber is produced by reacting a hydrogenated conjugated diene rubber, which has a conjugated diene unit 1 containing a repeating unit having a carbon-carbon double bond and a hydrogenated conjugated diene unit 3, and in which a content of the conjugated diene unit 1 is 90 mass% or less in a total amount of the conjugated diene unit 1 and the hydrogenated conjugated diene unit 3, with a conjugated diene rubber containing a repeating unit having a carbon-carbon double bond, in the presence of a metathesis catalyst. Also provided are: a modified hydrogenated conjugated diene rubber produced by the above method; a rubber composition containing the modified hydrogenated conjugated diene rubber and sulfur; and a tire produced by using the rubber composition.SELECTED DRAWING: None

    【課題】加硫しやすい変性水添共役ジエン系ゴムの製造方法、ゴム組成物、タイヤの提供。【解決手段】メタセシス触媒の存在下において、炭素・炭素二重結合を有する繰り返し単位を含む共役ジエンユニット1と水添共役ジエンユニット3とを有し、共役ジエンユニット1の含有量が共役ジエンユニット1及び水添共役ジエンユニット3の合計量中の90質量%以下である、水添共役ジエン系ゴムと、炭素・炭素二重結合を有する繰り返し単位を含む共役ジエン系ゴムとを反応させることによって、変性水添共役ジエン系ゴムを製造する、変性水添共役ジエン系ゴムの製造方法、上記製造方法によって製造された変性水添共役ジエン系ゴム、上記変性水添共役ジエン系ゴムと硫黄とを含有するゴム組成物、上記ゴム組成物を用いて製造されたタイヤ。【選択図】なし


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    METHOD FOR PRODUCING MODIFIED HYDROGENATED CONJUGATED DIENE RUBBER, RUBBER COMPOSITION, AND TIRE


    Weitere Titelangaben:

    変性水添共役ジエン系ゴムの製造方法、ゴム組成物、タイヤ


    Beteiligte:
    UENISHI KAZUYA (Autor:in) / YAMAMOTO YUTARO (Autor:in) / TAKAHASHI YUKI (Autor:in)

    Erscheinungsdatum :

    22.04.2025


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS , Makromolekulare Verbindungen, erhalten durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS



    HYDROGENATED CONJUGATED DIENE-BASED RUBBER, RUBBER COMPOSITION, CROSSLINKED RUBBER, AND TIRE

    ADACHI TAKUMI / SENGA HIROFUMI / TOYOKAWA FUMIHIRO | Europäisches Patentamt | 2019

    Freier Zugriff

    RUBBER BASED ON HYDROGENATED CONJUGATED DIENE, RUBBER COMPOSITION, CROSSLINKED RUBBER, AND TIRE

    ADACHI TAKUMI / SENGA HIROFUMI / TOYOKAWA FUMIHIRO | Europäisches Patentamt | 2020

    Freier Zugriff


    RUBBER BASED ON HYDROGENATED CONJUGATED DIENE RUBBER COMPOSITION CROSSLINKED RUBBER AND TIRE

    ADACHI TAKUMI / SENGA HIROFUMI / TOYOKAWA FUMIHIRO | Europäisches Patentamt | 2021

    Freier Zugriff

    RUBBER BASED ON HYDROGENATED CONJUGATED DIENE, RUBBER COMPOSITION, CROSSLINKED RUBBER, AND TIRE

    ADACHI TAKUMI / SENGA HIROFUMI / TOYOKAWA FUMIHIRO | Europäisches Patentamt | 2017

    Freier Zugriff