Skip to main content
U.S. Department of Energy
Office of Scientific and Technical Information

Metallocene catalyst containing bulky organic group

Patent ·
OSTI ID:212597
An ionic metallocene catalyst for olefin polymerization which comprises: (1) a cyclopentadienyl-type ligand, a Group IVB transition metal, and alkyl, aryl, or hydride substituents, as a cation, and (2) a weakly coordinating anion comprising boron substituted with halogenated, such as tetrafluoro-aryl substituents preferably containing silylalkyl substitution, such as para-silyl t-butyldimethyl.
Research Organization:
Northwestern University
DOE Contract Number:
FG02-86ER13511
Assignee:
Northwestern Univ., Evanston, IL (United States)
Patent Number(s):
US 5,502,017/A/
Application Number:
PAN: 8-209,669
OSTI ID:
212597
Country of Publication:
United States
Language:
English