Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Magnesium oxide-supported ziegler catalyst modified with acid and higher alkanol, and process for preparing narrow MWD HDPE

Magnesium oxide-supported ziegler catalyst modified with acid and higher alkanol, and process for preparing narrow MWD HDPE

US Patent 4863886 · Granted Sep 5, 1989

Estimated economic value: $11,389,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Removal of enclosed glass parts after cutting using heating and cooling techniqu2004
Method for manufacturing a substantially circular substrate by utilizing scribin2004
Method for manufacturing a magnetic disk2003
Comonomer pretreated bimetallic catalyst for blow molding and film applications2000
Mixed chromium catalyst,and alkene and alkyl aluminum hydride-modified ziegler c1995
Mixed Ziegler and chromium catalyst and process for preparing a broad molecular 1994
Producing blown film and blends from bimodal high density high molecular weight 1994
Catalyst composition for polymerizing alpha-olefins and alpha-olefins polymeriza1992
Modified chromium-containing catalyst composition for polymerizing olefins and m1991
Process for polymerizing a monomer charge1987
Polymerization catalyst1984
High efficiency catalyst for high bulk density polyethylene1981