Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for preparing a vanadium-based catalyst suitable for olefin polymerization

Process for preparing a vanadium-based catalyst suitable for olefin polymerization

US Patent 5208303 · Granted May 4, 1993

Estimated economic value: $11,191,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process for the polymerisation of ethylene or the copolymerisation of ethylene a1996
Prepolymers of olefins containing a chromium oxide and a granular refractory oxi1996
Catalyst and prepolymer used for the preparation of polyolefins1995
Process for preparing a Ziegler-Natta type catalyst1993
Powder of (co)polymer of one or more 1-olefins blended with pulverulent inorgani1993
Process for the polymerization and copolymerization of alpha-olefins in a fluidi1993
Prepolymers of olefins containing a chromiumoxide and a granular refractory oxid1992
Ziegler-natta catalyst1992
Catalyst and prepolymer used for the preparation of polyolefins1992
Process for preparing a Ziegler-Natta type catalyst1992
Process for the polymerization and copolymerization of alpha-olefins in a fluidi1992
Process for preparing a vanadium-based catalyst suitable for olefin polymerizati1991