Patent · US Active

Solid particulate catalysts comprising bridged metallocenes

US8729206B2 · kind B2 · utility

15Cited by

1References

18Claims

0Family size

Assignee

Borealis AG · AT

Inventors

Luigi Resconi · Milano, IT
Pascal Castro · Helsinki, FI
Lauri Huhtanen · Loviisa, FI
Norbert Hafner · Linz, AT

Key dates

Filing date	Apr 27, 2011
Grant date	May 20, 2014
Priority date	—
Expiry date	May 2, 2031

Classification

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

Abstract

A polypropylene homopolymer with a melting point of less than 147° C., a percentage of 2.1 errors of at least 1% and a xylene soluble fraction of less than 0.5 wt %.

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