Inventor
MEIER HANS R
CH13 patents
Patents
13 patentsUS4965006AOct 23, 1990
N-substituted tetrahydroquinolines for use as antioxidants in lubricants
CIBA GEIGY CORP23 citations92
US5427701AJun 27, 1995
Substituted phenols as stabilizers
CIBA GEIGY CORP10 citations74
US5376290ADec 27, 1994
Substituted phenols as stabilizers
CIBA GEIGY CORP13 citations74
US5008459AApr 16, 1991
Substituted phenols as stabilizers
CIBA GEIGY CORP11 citations74
US4661594AApr 28, 1987
Certain [(2,2,6,6-tetramethyl-4-piperidyl)amino]-1,3,2-dioxaphosphorinanes useful as stabilizers for protecting resins
CIBA GEIGY CORP7 citations74
US5340855AAug 23, 1994
N-methylated bis-4-piperidylphosphite
CIBA GEIGY CORP5 citations73
US5239076AAug 24, 1993
N-methylated bis-4-piperidylphosphite
CIBA GEIGY CORP10 citations73
US4929732AMay 29, 1990
N-substituted tetrahydroquinolines for use as antioxidants in lubricants
CIBA GEIGY CORP8 citations73
US4919832AApr 24, 1990
N-substituted tetrahydroquinolines for use as antioxidants in lubricants
CIBA GEIGY CORP7 citations73
US4874885AOct 17, 1989
Process for the preparation of mercaptomethylphenols
CIBA GEIGY CORP17 citations73
US4828741AMay 9, 1989
N-substituted tetrahydroquinolines for use as antioxidants in lubricants
CIBA GEIGY CORP12 citations73
US4759862AJul 26, 1988
O,p-bifunctionalized o'-substituted phenols
CIBA GEIGY CORP20 citations73
US4798822AJan 17, 1989
Selected 3,9-di(2,2,6,6-tetramethyl-4-piperidyl)-2,4,8,10-tetraoxa-3,9-diphosphaspiro [5,5]undecanes
CIBA GEIGY CORP1 citations52