본 발명은, 타이어 트레드 등의 용도에 이용되어, 저연비 성능을 높일 수 있는 가교 고무의 원료로서 이용할 수 있는 공액 디엔계 고무의 제조 방법을 제공한다. (a) 공액 디엔계 화합물, 또는 공액 디엔계 화합물과 방향족 비닐 화합물을 중합하여 얻어지는 알칼리 금속 또는 알칼리 토류 금속 활성 말단을 갖는 공액 디엔계 중합체와, 관능기 (Ⅰ) : 히드로카르빌옥시실릴기, 관능기 (Ⅱ) : 2급 아민의 1개의 수소 원자가 1개의 보호기에 의해 치환되어 이루어지는 질소 함유기, 3급 아미노기, 이미노기, 피리딜기 등 중 어느 하나의 기의 각각을 분자 중에 적어도 1개 이상 갖는 히드로카르빌옥시실란 화합물을 반응시켜, 관능기 (Ⅱ)를 갖는 변성 공액 디엔계 중합체를 얻는 공정, 및 (b) 공정 (a)에서 얻어진 변성 공액 디엔계 중합체와 오늄 생성제를 혼합하는 공정을 포함하는, 변성 공액 디엔계 고무의 제조 방법을 제공한다.

    To provide a producing method of conjugated diene rubber which can be used as a starting material of cross-linked rubber which is used for such as tire tread and can enhance low fuel consumption performance. The method of producing modified conjugated diene rubber, comprising: a process step (a) wherein a conjugated diene polymer with an alkali metal or alkaline-earth metal active terminal, which polymer is obtained from polymerization of a conjugated diene compound or polymerization of a conjugated diene compound with an aromatic vinyl compound, is allowed to react with a hydrocarbyloxysilane compound having in its molecule at least one or more of each of the following functional groups (I): a hydrocarbyloxysilyl group and (II): a nitrogen-containing group formed by substituting one protective group for one hydrogen atom of a secondary amine, a tertiary amino group, an imino group, a pyridyl group to obtain a modified conjugated diene polymer with the functional group (II), and a process step (b) wherein the modified conjugated diene polymer produced in the process step (a) is mixed with an onium-forming agent.


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    PROCESS FOR PRODUCTION OF MODIFIED CONJUGATED DIENE RUBBER MODIFIED CONJUGATED DIENE RUBBER AND RUBBER COMPOSITION


    Weitere Titelangaben:

    변성 공액 디엔계 고무의 제조 방법, 변성 공액 디엔계 고무, 및 고무 조성물


    Erscheinungsdatum :

    2017-10-27


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    C08C TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS , Behandlung oder chemische Modifizierung von Kautschuken / 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



    PROCESS FOR PRODUCTION OF MODIFIED CONJUGATED DIENE RUBBER, MODIFIED CONJUGATED DIENE RUBBER, AND RUBBER COMPOSITION

    NAKAMURA TAKAHIRO / TANAKA RYOUJI | Europäisches Patentamt | 2017

    Freier Zugriff

    Process for production of modified conjugated diene rubber, modified conjugated diene rubber, and rubber composition

    NAKAMURA TAKAHIRO / TANAKA RYOUJI | Europäisches Patentamt | 2017

    Freier Zugriff

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

    TANAKA RYOUJI / NOSAKA NAOYA | Europäisches Patentamt | 2016

    Freier Zugriff


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

    TANAKA RYOUJI / SHIBATA MASAHIRO / NAKAMURA TAKAHIRO et al. | Europäisches Patentamt | 2017

    Freier Zugriff