The present invention relates to an elastomer matrix comprising:-a triblock thermoplastic elastomer having a central diene elastomer block and two terminal thermoplastic blocks comprising alpha-methylstyrene units bonded to the diene elastomer block, from 2% to 10% by weight, relative to the total weight of the elastomer matrix, of a diblock thermoplastic elastomer having a diene elastomer block and a thermoplastic block comprising alpha-methylstyrene units, -greater than 10% by weight, relative to the total weight of the elastomer matrix, of a thermoplastic polymer comprising alpha-methylstyrene units, the content of thermoplastic blocks of the triblock thermoplastic elastomer and the diblock thermoplastic elastomer being at least 10% by weight, relative to the total weight of the triblock thermoplastic elastomer and the diblock thermoplastic elastomer; the content of thermoplastic chains comprising alpha-methylstyrene units is at most 55% by weight with respect to the total weight of the elastomer matrix, wherein the thermoplastic chain comprising alpha-methylstyrene units consists of a chain of a thermoplastic polymer comprising alpha-methylstyrene units and a chain of thermoplastic blocks of a triblock thermoplastic elastomer and a diblock thermoplastic elastomer.

    本发明涉及一种弹性体基质,所述弹性体基质包含:‑三嵌段热塑性弹性体,所述三嵌段热塑性弹性体具有中心二烯弹性体嵌段和结合至所述二烯弹性体嵌段的两个包含α‑甲基苯乙烯单元的末端热塑性嵌段,‑相对于弹性体基质的总重量的2重量%至10重量%的二嵌段热塑性弹性体,所述二嵌段热塑性弹性体具有二烯弹性体嵌段和包含α‑甲基苯乙烯单元的热塑性嵌段,‑相对于弹性体基质的总重量的大于10重量%的包含α‑甲基苯乙烯单元的热塑性聚合物,相对于三嵌段热塑性弹性体和二嵌段热塑性弹性体的总重量,三嵌段热塑性弹性体和二嵌段热塑性弹性体的热塑性嵌段的含量为至少10重量%,相对于弹性体基质的总重量,包含α‑甲基苯乙烯单元的热塑性链的含量为至多55重量%,其中包含α‑甲基苯乙烯单元的热塑性链由包含α‑甲基苯乙烯单元的热塑性聚合物的链和三嵌段热塑性弹性体和二嵌段热塑性弹性体的热塑性嵌段的链构成。


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    Title :

    Elastomer matrix comprising thermoplastic elastomer


    Additional title:

    包含热塑性弹性体的弹性体基质


    Contributors:
    DIRE CHARLOTTE (author) / HABHAB KHALED (author) / TUSTOW MICHAEL (author) / COUE JEAN (author)

    Publication date :

    2024-12-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60C VEHICLE TYRES , Fahrzeugreifen



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