Inventor
KLOBUCAR W DIRK
US28 patents
⚠️ This page may combine multiple inventors who share the name “KLOBUCAR W DIRK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ETHYL CORP
19 patentsUS5187136AFeb 16, 1993
Asymmetric hydrogenation of aromatic-substituted olefins using organorhenium catalyst
ETHYL CORP37 citations92
US4923954AMay 8, 1990
Production of particulate polyimide polymers
ETHYL CORP21 citations79
US5304524AApr 19, 1994
Asymmetric hydrogenation of aromatic-substituted olefins using organoruthenium catalyst
ETHYL CORP9 citations74
US5202472AApr 13, 1993
Asymmetric hydrogenation of aromatic-substituted olefins using organonickel catalyst
ETHYL CORP7 citations74
US5190905AMar 2, 1993
Asymmetric hydrogenation of aromatic-substituted olefins using metal or metal alloy catalysts
ETHYL CORP9 citations74
US5187135AFeb 16, 1993
Asymmetric hydrogenation of aromatic-substituted olefins using organo-cobalt catalyst
ETHYL CORP12 citations74
US5187281AFeb 16, 1993
Asymmetric hydrogenation of aromatic-substituted olefins using organoiridium catalyst
ETHYL CORP15 citations74
US5177231AJan 5, 1993
Asymmetric hydrogenation of aromatic-substituted olefins using cationic ruthenium(III) complexes
ETHYL CORP8 citations74
US5191095AMar 2, 1993
Asymmetric hydrogenation of olefinic amides using organoruthenium catalyst
ETHYL CORP6 citations63
US5073284ADec 17, 1991
Phosphonitrilic mixed esters
ETHYL CORP4 citations63
US4945140AJul 31, 1990
Process for preparation of phosphonitrilic fluoroelastomers
ETHYL CORP2 citations63
US4698439AOct 6, 1987
Mixed esters of polyphosphazenes
ETHYL CORP5 citations63
US5302755AApr 12, 1994
Method for DMTDA production
ETHYL CORP6 citations61
US5101002AMar 31, 1992
Cured phosphonitrilic elastomers having alkyl-substituted aryl units
ETHYL CORP5 citations61
US4943682AJul 24, 1990
Production of particulate polyimide polymers
ETHYL CORP3 citations60
US4849494AJul 18, 1989
Eugenoxy containing polyfluoroalkoxyphosphazene composition
ETHYL CORP1 citations52
US4627967ADec 9, 1986
Phosphazene trimer purification
ETHYL CORP1 citations52
US4945139AJul 31, 1990
Process for surface treating phosphonitrilic fluoroelastomers
ETHYL CORP1 citations51
US4898929AFeb 6, 1990
Alkenyl phenoxy polyfluoroalkoxyphosphazene
ETHYL CORP1 citations51
ALBEMARLE CORP
7 patentsUS5770771AJun 23, 1998
Preparation of N-hydrocarbylthiophosphoric triamides
ALBEMARLE CORP73 citations95
US5883297AMar 16, 1999
Preparation and recovery of N-hydrocarbylthiophosphoric triamides or N-hydrocarbylphosphoric triamides
ALBEMARLE CORP25 citations92
US6319432B1Nov 20, 2001
Bisphenol-A bis(diphenyl phosphate)-based flame retardant
ALBEMARLE CORP40 citations91
US6657028B1Dec 2, 2003
Anionic polymerization process
ALBEMARLE CORP36 citations88
US6096920AAug 1, 2000
Preparation of carboxylic compounds and their derivatives
ALBEMARLE CORP10 citations68
US6080888AJun 27, 2000
Preparation of olefinic compounds and carboxylic derivatives thereof
ALBEMARLE CORP3 citations57
US6399685B1Jun 4, 2002
Purification of arylene polyphosphate esters
ALBEMARLE CORP1 citations46