Inventor
GROT WALTHER G
US18 patents
Patents
18 patentsUS4433082AFeb 21, 1984
Process for making liquid composition of perfluorinated ion exchange polymer, and product thereof
DU PONT344 citations99
US5330860AJul 19, 1994
Membrane and electrode structure
DU PONT204 citations98
US5415888AMay 16, 1995
Method of imprinting catalytically active particles on membrane
DU PONT116 citations97
US5547911AAug 20, 1996
Process of imprinting catalytically active particles on membrane
DU PONT66 citations96
US5281680AJan 25, 1994
Polymerization of fluorinated copolymers
DU PONT87 citations96
US4544458AOct 1, 1985
Fluorinated ion exchange polymer containing carboxylic groups, process for making same, and film and membrane thereof
DU PONT55 citations96
US4453991AJun 12, 1984
Process for making articles coated with a liquid composition of perfluorinated ion exchange resin
DU PONT107 citations96
US4518650AMay 21, 1985
Protective clothing of fabric containing a layer of highly fluorinated ion exchange polymer
DU PONT61 citations93
US4469744ASep 4, 1984
Protective clothing of fabric containing a layer of highly fluorinated ion exchange polymer
DU PONT76 citations93
US5310765AMay 10, 1994
Process for hydrolysis of ion exchange membranes
DU PONT25 citations92
US4267364AMay 12, 1981
Fluorinated ion exchange polymer containing carboxylic groups, process for making same, and film and membrane thereof
DU PONT45 citations92
US5411575AMay 2, 1995
Hydrometallurgical extraction process
DU PONT29 citations89
US5534576AJul 9, 1996
Sealant for electrochemical cells
DU PONT9 citations74
US5484503AJan 16, 1996
Process for sealing membrane in electrochemical cell
DU PONT6 citations74
US4591439AMay 27, 1986
Ion exchange process and apparatus
DU PONT12 citations74
US5667557ASep 16, 1997
Hydrometallurgical extraction and recovery of copper, gold, and silver via cyanidation and electrowinning
DU PONT16 citations71
US5181791AJan 26, 1993
Applicator for applying sealant for electrochemical cell
DU PONT2 citations63
US4415679ANov 15, 1983
Process for esterifying fluorinated carboxylic acid polymer
DU PONT4 citations63