Inventor
MALHERBE ROGER F
CH10 patents
Patents
10 patentsUS4665185AMay 12, 1987
Process for preparing nitroxyls of sterically hindered amines
CIBA GEIGY CORP80 citations95
US4649221AMar 10, 1987
Polyhydroxylamines
CIBA GEIGY CORP31 citations92
US5064883ANov 12, 1991
Stabilization of acid catalyzed thermoset resins with n-hydroxy hindered amines
CIBA GEIGY CORP27 citations91
US5300647AApr 5, 1994
O-carbonyl N-hydroxy hindered amine stabilizers
CIBA GEIGY CORP13 citations73
US4472547ASep 18, 1984
N-Piperidyl lactam light stabilizers
CIBA GEIGY CORP9 citations72
US4753979AJun 28, 1988
Substituted piperazinone light stabilizers
CIBA GEIGY CORP12 citations70
US4547537AOct 15, 1985
N-Piperidyl tetrahydro-1,4-oxazin-2-one light stabilizers
CIBA GEIGY CORP9 citations70
US4389321AJun 21, 1983
2,3-Dihydroperimidines as antioxidants for lubricants
CIBA GEIGY CORP4 citations61
US4650870AMar 17, 1987
Substituted piperazinone light stabilizers
CIBA GEIGY CORP5 citations59
US4439565AMar 27, 1984
Oligomeric esteramides containing pendant hindered amine groups
CIBA GEIGY CORP5 citations57