Inventor
FRIES RICHARD W
US14 patents
⚠️ This page may combine multiple inventors who share the name “FRIES RICHARD W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
QUANTUM CHEM CORP
8 patentsUS5143883ASep 1, 1992
Modified silica based catalyst
QUANTUM CHEM CORP23 citations92
US4950631AAug 21, 1990
Modified silica based catalyst
QUANTUM CHEM CORP27 citations92
US5422386AJun 6, 1995
Process to simultaneously reactor-fill polyolefins and compatibilize fillers with polyolefins
QUANTUM CHEM CORP19 citations80
US5412025AMay 2, 1995
Method to reactor-fill polyolefins by employing a sticky prepolymer as a blending and compatibilizing agent
QUANTUM CHEM CORP10 citations73
US5098969AMar 24, 1992
Propylene polymerization using modified silica based catalyst
QUANTUM CHEM CORP11 citations73
US5412001AMay 2, 1995
Method to reactor-fill polyolefins by formation of a dual catalyst system causing compatibilization of the filler with the maxtrix polymer
QUANTUM CHEM CORP3 citations62
US5116795AMay 26, 1992
Alpha olefin oligomerization catalyst
QUANTUM CHEM CORP5 citations62
US5122581AJun 16, 1992
Polymerization method
QUANTUM CHEM CORP1 citations51
NORTHERN PETRO CHEM CO
4 patentsUS4426318AJan 17, 1984
Supported polyethylene polymerization catalysts utilizing substituted polystyrene resins
NORTHERN PETRO CHEM CO9 citations73
US4471065ASep 11, 1984
Olefin polymerization catalyst activity by olefin washing
NORTHERN PETRO CHEM CO4 citations62
US4513117AApr 23, 1985
Process for conversion of vinyl copolymers to vinylic alcohol copolymers by homogeneous reaction with organometallic compounds
NORTHERN PETRO CHEM CO4 citations61
US4482638ANov 13, 1984
In situ process for producing an alpha olefin polymerization catalyst component
NORTHERN PETRO CHEM CO5 citations61
EQUISTAR CHEM LP
2 patentsUS6395669B1May 28, 2002
Catalyst component and system
EQUISTAR CHEM LP34 citations88
US5925587AJul 20, 1999
Supported polymerization catalyst component and system, Polymerization process using same for the production of ultra-fine particle size resins with improved crystallization rates
EQUISTAR CHEM LP14 citations73