FUNCTIONALIZED C4 TO C5 OLEFIN POLYMERS AND LUBRICANT COMPOSITIONS CONTAINING SUCH

This disclosure relates to functionalized polymers and compositions comprising such where the functionalized polymers comprise amide, imide, and/or ester functionalized partially or fully saturated polymer comprising C4-5 olefins having: i) an Mw/Mn of less than 2, ii) a Functionality Distribution (...

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Bibliographische Detailangaben
Hauptverfasser: Kleist, Robert, Haidasz, Evan, Sharma, Sanjeev, Wheeler, Joseph, Cui, Jun, Diggs, Nancy, Foster, Carina, Nguyen, Nga
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:This disclosure relates to functionalized polymers and compositions comprising such where the functionalized polymers comprise amide, imide, and/or ester functionalized partially or fully saturated polymer comprising C4-5 olefins having: i) an Mw/Mn of less than 2, ii) a Functionality Distribution (Fd) value of 3.5 or less, and iii) an Mn of 10,000 g/mol or more (GPC-PS) of the polymer prior to functionalization, provided that, if the polymer prior to functionalization is a copolymer of isoprene and butadiene, then the Mn of the copolymer is greater than 25,000 g/mol (GPC-PS).