Patent · US Expired

Process for the preparation of a polyolefin

US7547751B2 · kind B2 · utility

1Cited by
2References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 3, 2004
Grant dateJun 16, 2009
Priority date
Expiry dateJul 30, 2025

Classification

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

Abstract

The invention related to a process for the polymerization of at least one aliphatic C2-20 or aromatic C4-20 hydrocarbyl mono- or multiolefin in the presence of a catalyst and an aluminum comprising co-catalyst, wherein the catalyst comprises a composition of a metal-organic reagent, a spectator ligand and optionally at least one equivalent of a hydrocarbylating agent. The invention further relates to a polymer obtainable by the process of the invention.

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