Inventor
LESINS VIESTURS
US6 patents
Patents
6 patentsUS5336788AAug 9, 1994
Method of making oxydiphthalic anhydride
OCCIDENTAL CHEM CO15 citations70
US5145971ASep 8, 1992
Process for the preparation of oxydiphthalic acid and purified oxydiphthalic anhydride from crude oxydiphthalic anhydride
OCCIDENTAL CHEM CO17 citations70
US6040477AMar 21, 2000
Sulfodechlorinating aromatic compounds
OCCIDENTAL CHEM CO9 citations67
US6130361AOct 10, 2000
Reducing meta content of isomeric mixtures of halo substituted toluenes
OCCIDENTAL CHEM CO3 citations56
US6284934B1Sep 4, 2001
Reducing meta content of isomeric mixtures of halo substituted alkylbenzenes
OCCIDENTAL CHEM CO0 citations47
US6156945ADec 5, 2000
Method of making high purity 2,4- and 3,4-dichlorotoluene
OCCIDENTAL CHEM CO1 citations46