Inventor
HOFF RAYMOND E
US29 patents
⚠️ This page may combine multiple inventors who share the name “HOFF RAYMOND E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHEMPLEX CO
25 patentsUS4530912AJul 23, 1985
Polymerization catalyst and method
CHEMPLEX CO243 citations99
US4374753AFeb 22, 1983
Polymerization catalyst and method
CHEMPLEX CO52 citations96
US4041224AAug 9, 1977
Catalyst, method and polymerization processes
CHEMPLEX CO109 citations96
US4530913AJul 23, 1985
Polymerization catalyst and method
CHEMPLEX CO50 citations92
US4499198AFeb 12, 1985
Polymerization catalysts and methods
CHEMPLEX CO31 citations92
US4383119AMay 10, 1983
Organomagnesium compounds
CHEMPLEX CO31 citations92
US4359403ANov 16, 1982
Polymerization catalyst and method
CHEMPLEX CO36 citations92
US4263171AApr 21, 1981
Polymerization catalyst
CHEMPLEX CO32 citations92
US4218345AAug 19, 1980
Olefin polymerization catalyst of chromium and process of preparing it
CHEMPLEX CO45 citations92
US4173548ANov 6, 1979
Ethylene polymerization catalyst and method
CHEMPLEX CO38 citations92
US4634744AJan 6, 1987
Method of catalyst deactivation
CHEMPLEX CO39 citations89
US4206297AJun 3, 1980
Polymerization catalysts and methods
CHEMPLEX CO48 citations87
US4478988AOct 23, 1984
Polymerization method
CHEMPLEX CO22 citations82
US4402861ASep 6, 1983
Polymerization catalyst and method
CHEMPLEX CO26 citations82
US4268418AMay 19, 1981
Polymerization catalyst
CHEMPLEX CO24 citations82
US4016343AApr 5, 1977
Tetravalent chromium alkoxide polymerization catalyst and method
CHEMPLEX CO27 citations82
US4544646AOct 1, 1985
Olefin polymerization catalyst and method
CHEMPLEX CO16 citations74
US4446288AMay 1, 1984
Polymerization method
CHEMPLEX CO17 citations74
US4404343ASep 13, 1983
Method of polymerizing 1-olefins
CHEMPLEX CO10 citations74
US4262102AApr 14, 1981
Polymerization with sublimed chromium catalyst
CHEMPLEX CO10 citations74
US4194074AMar 18, 1980
Polymerization process
CHEMPLEX CO11 citations74
US3986983AOct 19, 1976
Catalyst and method of polymerizing
CHEMPLEX CO7 citations74
US4490514ADec 25, 1984
High-temperature ethylene polymerization and copolymerization using dialuminoxane cocatalysts
CHEMPLEX CO12 citations66
US4383096AMay 10, 1983
Method of polymerizing 1-olefins
CHEMPLEX CO4 citations63
US4035561AJul 12, 1977
Method of polymerizing
CHEMPLEX CO5 citations63