Described herein is microporous precipitated silica having the following physico-chemical parameters: a CTAB surface area of 50 to 300 square meters/gram, a BET/CTAB ratio of ≧1.3, and a relative breadth γ of pore size distribution of ≰3.5. The precipitated silica can also have a Sears number of from 10 to 28 and a Sears number/CTAB ratio of ≰0.16. Also described herein are vulcanizable and vulcanized elastomer compositions, e.g., tires, containing the microporous precipitated silica.


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    Title :

    MICROPOROUS PRECIPITATED SILICA


    Additional title:

    MIKROPORÖSE FÄLLUNGSKIESELSÄURE
    SILICE PRÉCIPITÉE MICROPOREUSE


    Contributors:

    Publication date :

    2017-12-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    C01B NON-METALLIC ELEMENTS , Nichtmetallische Elemente / 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



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