Inventor
NAEUMANN FRITZ
DE7 patents
Patents
7 patentsUS6576788B1Jun 10, 2003
Method for producing mixtures consisting of diphenylmethane diisocyanates and polyphenylene-polymethylene-polyisocyanates containing a reduced amount of chlorinated secondary products and with a reduced iodine color index
BASF AG66 citations93
US5144061ASep 1, 1992
Preparation of alkenecarboxylic esters
BASF AG15 citations73
US4933487AJun 12, 1990
Preparation of 4-pentenates
BASF AG8 citations73
US4879405ANov 7, 1989
Preparation of pentenoic esters
BASF AG8 citations73
US5189182AFeb 23, 1993
Preparation of 5-methylbutyrolactone
BASF AG4 citations62
US5002639AMar 26, 1991
Separation of ortho-, meta- and para-tolunitrile from ternary mixtures of the isomers
BASF AG2 citations62
US5008461AApr 16, 1991
Preparation of benzyl ketones
BASF AG0 citations51