Patent · US Active

Process for preparing a polyethylene resin in a double loop reactor with a mixture of bis-indenyl and bis-tetrahydroindenyl

US8153734B2 · kind B2 · utility

6Cited by

0References

9Claims

0Family size

Assignee

Total Petrochemicals Research Feluy · BE

Inventors

Jacques Michel · Limeil-Brévannes, FR
Martine Slawinski · Nivelles, BE
Guy Debras · Les Bons Villers, BE

Key dates

Filing date	Nov 4, 2008
Grant date	Apr 10, 2012
Priority date	—
Expiry date	Nov 4, 2028

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F110/02
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The present invention discloses a process for preparing polyethylene resins in a double loop reactor wherein the catalyst system comprises a bis-tetrahydroindenyl and a bis-indenyl catalyst component deposited on the same support. It also discloses the polyethylene resins obtained by the process and their use to prepare films having a good compromise of haze, processing and mechanical properties.

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