Inventor
PATEL AMBELAL R
US14 patents
Patents
14 patentsUS5096950AMar 17, 1992
Polyolefin compositions stabilized with NOR-substituted hindered amines
CIBA GEIGY CORP181 citations99
US5004770AApr 2, 1991
Polymeric substrates stabilized with N-substituted hindered amines
CIBA GEIGY CORP207 citations97
US4876300AOct 24, 1989
Polyolefin compositions stabilized with long chain N,N-dialkylhydroxylamines
CIBA GEIGY CORP84 citations96
US4782105ANov 1, 1988
Long chain N,N,-dialkylhydroxylamines and stabilized compositions
CIBA GEIGY CORP55 citations94
US4668721AMay 26, 1987
Polyolefin compositions stabilized against degradation using hydroxylamine derivatives
CIBA GEIGY CORP81 citations93
US4590231AMay 20, 1986
Polyolefin compositions stabilized against degradation using hydroxylamine derivatives
CIBA GEIGY CORP84 citations93
US4898901AFeb 6, 1990
Long chain N-alkyl-alpha-alkyl nitrones and polyolefin compositions stabilized therewith
CIBA GEIGY CORP41 citations92
US5128397AJul 7, 1992
Stabilized ethylene-vinyl acetate copolymer hot melt adhesive systems
CIBA GEIGY CORP30 citations91
US5554754ASep 10, 1996
Azodicarboxylic acid derivatives containing hindered amine moieties as polymer stabilizers
CIBA GEIGY CORP8 citations74
US5470980ANov 28, 1995
Azodicarboxylic acid derivatives containing hindered amine moieties as polymer stabilizers
CIBA GEIGY CORP4 citations74
US5380828AJan 10, 1995
Azodicarboxylic acid derivatives containing hindered amine moieties as polymer stabilizers
CIBA GEIGY CORP9 citations74
US5149774ASep 22, 1992
Method for recycling discolored polyolefins
CIBA GEIGY CORP11 citations74
US5578731ANov 26, 1996
Azodicarboxylic acid derivatives containing hindered amine moieties as polymer stabilizers
CIBA GEIGY CORP1 citations63
US5240976AAug 31, 1993
N,N'-alkenylene amine/mercaptotolylimidazole blends as high temperature antioxidants for elastomers
CIBA GEIGY CORP1 citations51