Patent · US Expired

Process for the preparation of ep(d)m elastomeric copolymers and terpolymers

US6861543B2 · kind B2 · utility

1Cited by
3References
31Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 23, 2002
Grant dateMar 1, 2005
Priority date
Expiry dateApr 23, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S526/943
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A process is described for the preparation of elastomeric EP(D)M copolymers and terpolymers, characterized in that it is carried out in the presence of metallocene compounds of general formula (I) having a racemic stereoisomerism

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