Inventor
KINTOPF SIEGFRIED
DE4 patents
Patents
4 patentsUS4230867AOct 28, 1980
Process for the production of 2-aryl-2H-benzotriazoles
CIBA GEIGY CORP31 citations87
US5068335ANov 26, 1991
Process for the preparation of 4-hydroxy-2,2,6,6-tetramethylpiperidine
CIBA GEIGY CORP6 citations70
US4731448AMar 15, 1988
Process for the preparation of 1-(2-hydroxyethyl)-2,2,6,6-tetramethyl-4-piperidinol
CIBA GEIGY CORP11 citations67
US3971817AJul 27, 1976
Process for the manufacture of monomethyl-tin trichloride
CIBA GEIGY CORP9 citations65