Inventor
SCHWARZ HANS VOLKMAR
BE10 patents
⚠️ This page may combine multiple inventors who share the name “SCHWARZ HANS VOLKMAR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BASF AG
9 patentsUS6433219B1Aug 13, 2002
Method for the production of methylenedi(phenylamine and methylenedi(phenyl isocyanate)
BASF AG56 citations94
US6576788B1Jun 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
US6350911B1Feb 26, 2002
Method for producing amines
BASF AG33 citations92
US7230130B2Jun 12, 2007
Process for preparing methylenedianiline and methylenebis (phenylisocyanate)
BASF AG17 citations91
US6831192B2Dec 14, 2004
Process for preparing methylenedianiline and methylenebis(phenyl isocyanate)
BASF AG20 citations91
US6900348B1May 31, 2005
Light isocyanates, method for producing them and use thereof
BASF AG24 citations89
US6673960B1Jan 6, 2004
Work-up of distillation residues from the synthesis of toluene diisocyanate
BASF AG21 citations89
US7342134B2Mar 11, 2008
Method for the distillative recovery of toluylenediamine
BASF AG8 citations71
US6410778B2Jun 25, 2002
Method of producing organic diurethanes and/or polyurethanes and their use in the production of di and/or polyisocyanates
BASF AG6 citations57