Patent · US Active

Polyalkenyl coupling agent and conjugated diene polymers prepared therefrom

US9951160B2 · kind B2 · utility

2Cited by
9References
17Claims
0Family size

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Inventors

Key dates

Filing dateMay 14, 2015
Grant dateApr 24, 2018
Priority date—
Expiry dateMay 14, 2035

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F297/044
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A process is provided for preparing a coupled polymer by anionic polymerization wherein the coupled polymer is a conjugated diene polymer comprising the following reaction steps:

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.