PROBLEM TO BE SOLVED: To provide a rubber composition capable of suppressing decoloration of a surface of a rubber article in addition to higher in weather resistance than that of conventional rubber compositions, and a tire high in weather resistance and having suppressed decoloration of the surface of the rubber article.SOLUTION: There is provided a rubber composition by blending at least one kind of bisanilino compound represented by the following formula (I): (I), where Rand Rrepresent each independently an alkyl group having 1 to 6 carbon atoms, m and n represent an integer of 0 to 1, Arepresents an alkylene group having 1 to 7 carbon atoms, Arepresents an alkylene group having 1 to 8 carbon atoms, Xrepresents an oxygen atom, a sulfur atom or -NR- group, Xrepresents an oxygen atom, a sulfur atom or -NR- group, where Rand Rare hydrogen atom or alkyl group having 1 to 4 carbon atoms or Rand Rmay joint to form an alkylene group having 1 to 4 carbon atoms, with at least one kind of rubber component selected from natural rubber and diene synthetic rubber.

    【課題】従来のゴム組成物よりも耐候性が高い上、ゴム物品の表面の変色を抑制することが可能なゴム組成物、並びに、耐候性が高い上、ゴム物品の表面の変色が抑制されたタイヤを提供する。【解決手段】天然ゴム及びジエン系合成ゴムから選択される少なくとも一種のゴム成分に対して、下記式(I):[式中、R1及びR2はそれぞれ独立して水素原子又は炭素数1〜6のアルキル基を表し、m及びnは0又は1の整数を表し、A1は炭素数1〜7のアルキレン基を表し、A2は炭素数1〜8のアルキレン基を表し、X1は酸素原子、硫黄原子又は−NR3−の基を表し、X2は酸素原子、硫黄原子又は−NR4−の基を表し、ここで、R3及びR4は、水素原子若しくは炭素数1〜4のアルキル基であるか、又はR3及びR4が一緒になって炭素数1〜4のアルキレン基を形成してもよい]で表されるビスアニリノ化合物を少なくとも一種配合してなることを特徴とするゴム組成物である。【選択図】なし


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    Titel :

    RUBBER COMPOSITION, TIRE, BISANILINO DIAMINE COMPOUND AND ANTI-AGING AGENT


    Weitere Titelangaben:

    ゴム組成物、タイヤ、ビスアニリノ化合物及び老化防止剤


    Beteiligte:
    SAIKI AYA (Autor:in) / MINASHIMA HIDEHIRO (Autor:in) / YANO YUZABURO (Autor:in) / SHIINA NORIAKI (Autor:in) / KODAMA KAZUHIRO (Autor:in) / UENO MAFUYU (Autor:in) / SATO TAKASHI (Autor:in) / NAKAJIMA SHINYA (Autor:in) / ABE MASAKI (Autor:in)

    Erscheinungsdatum :

    2015-12-10


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60C VEHICLE TYRES , Fahrzeugreifen / C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS , Acyclische oder carbocyclische Verbindungen / C07D HETEROCYCLIC COMPOUNDS , Heterocyclische Verbindungen / 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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