Inventor
WHELAND ROBERT C
US25 patents
⚠️ This page may combine multiple inventors who share the name “WHELAND ROBERT C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DU PONT
24 patentsUS5182342AJan 26, 1993
Hydrofluorocarbon solvents for fluoromonomer polymerization
DU PONT210 citations98
US5637663AJun 10, 1997
Amorphous tetrafluoroethylene-hexafluoropropylene copolymers
DU PONT69 citations96
US5478905ADec 26, 1995
Amorphous tetrafluoroethylene/hexafluoropropylene copolymers
DU PONT48 citations96
US4588796AMay 13, 1986
Fluoroolefin polymerization process using fluoroxy compound solution as initiator
DU PONT94 citations96
US5077174ADec 31, 1991
Positive working dry film element having a layer of resist composition
DU PONT58 citations93
US5286822AFeb 15, 1994
Perfluoroalkyl sulfide polymer solvents for fluoromonomer polymerization
DU PONT39 citations92
US5262281ANov 16, 1993
Resist material for use in thick film resists
DU PONT28 citations92
US5145764ASep 8, 1992
Positive working resist compositions process of exposing, stripping developing
DU PONT24 citations92
US5120633AJun 9, 1992
Resist material for use in thick film resists
DU PONT25 citations92
US5021516AJun 4, 1991
Poly(perfluoroether)acyl peroxides
DU PONT36 citations92
US4861845AAug 29, 1989
Polymerization of fluoroolefins
DU PONT73 citations92
US4535136AAug 13, 1985
Fluoroolefin polymerization process using acyl hypofluorite catalyst
DU PONT32 citations92
US5543495AAug 6, 1996
Process for increasing the molecular weight of polyamides and other condensation polymers
DU PONT39 citations91
US4985332AJan 15, 1991
Resist material with carbazole diazonium salt acid generator and process for use
DU PONT33 citations90
US4912175AMar 27, 1990
Process for in creasing polyamide molecular weight with P containing catalyst
DU PONT20 citations75
US4966949AOct 30, 1990
Process for increasing the molecular weight of a polyamide with p containing catalyst
DU PONT11 citations74
US5290935AMar 1, 1994
Preparation of 2-(pyridyl)ethyl bis-(trialkyl silyl) phosphonate derivatives
DU PONT1 citations62
US5194616AMar 16, 1993
Preparation of 2-(pyridyl)ethyl bis-(trialkyl silyl)phosphonate derivatives
DU PONT2 citations62
US5539079AJul 23, 1996
Amidation catalyst concentrates
DU PONT4 citations60
US5219711AJun 15, 1993
Positive image formation utilizing resist material with carbazole diazonium salt acid generator
DU PONT2 citations60
US5019632AMay 28, 1991
Polymerization of fluoroolefins in presence of non-volatile polymeric seed
DU PONT6 citations59
US6538083B2Mar 25, 2003
Chain transfer agents in fluoroolefin polymerization
DU PONT0 citations52
US5258469ANov 2, 1993
Preparation of 2-(pyridyl)ethyl bis-(trialkyl silyl)phosphonate derivatives substituted phosphorous compounds
DU PONT1 citations51
US5420230AMay 30, 1995
Amidation catalyst concentrates
DU PONT0 citations50