Inventor
PREISS THOMAS
DE27 patents
⚠️ This page may combine multiple inventors who share the name “PREISS THOMAS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BASF AG
23 patentsUS6143850ANov 7, 2000
Lipophilic polymeric UV absorbers
BASF AG38 citations92
US7323598B2Jan 29, 2008
Preparation of xylylenediamine (XDA)
BASF AG9 citations83
US7323597B2Jan 29, 2008
Method for the production of diaminoxylene by continuous hydrogenation of liquid phthalonitrile
BASF AG13 citations83
US7339080B2Mar 4, 2008
Method for the production of diaminoxylene by continuous hydrogenation of liquid phthalonitrile
BASF AG10 citations81
US6414176B2Jul 2, 2002
Preparation of vinylsilanes
BASF AG9 citations74
US5808160ASep 15, 1998
Preparation of hydroxy-alkyl-substituted aminoalkynes with heterogenous catalysis
BASF AG7 citations74
US5840986ANov 24, 1998
Preparation with heterogeneous catalysis of N-alkyl-substituted aminoalkynes
BASF AG10 citations73
US6479687B2Nov 12, 2002
Preparation of vinylphosphonic acid compounds
BASF AG2 citations63
US6107487AAug 22, 2000
Methine and azamethine dyes based on 5-membered heterocycles with a trifluoromethyl group
BASF AG4 citations63
US7528284B2May 5, 2009
Method for producing xylylenediamine (XDA)
BASF AG3 citations62
US7368610B2May 6, 2008
Preparation of xylylenediamine (XDA)
BASF AG6 citations62
US6649717B1Nov 18, 2003
Stabilized composition of O- and N-vinyl compounds and use of ammonium salts as stabilizers
BASF AG3 citations62
US6350714B1Feb 26, 2002
Method for preparing a catalyst and catalysts prepared accordingly
BASF AG4 citations62
US5962700AOct 5, 1999
Butyrolactone-preparation process
BASF AG4 citations62
US7838705B2Nov 23, 2010
Process for the preparation of cyclododecanone
BASF AG6 citations61
US6153786ANov 28, 2000
Method for producing 2-alkynoic acid esters
BASF AG5 citations56
US6673920B2Jan 6, 2004
Method for the production of N-alkenyl-amides
BASF AG0 citations52
US6624303B2Sep 23, 2003
Method for producing N-alkenyl amides
BASF AG1 citations52
US6369282B1Apr 9, 2002
Preparation of alkynediols
BASF AG0 citations52
US7541497B2Jun 2, 2009
Method for producing xylylenediamine (XDA)
BASF AG0 citations51
US5831129ANov 3, 1998
Preparation, with heterogeneous catalysis, of N-hydroxyalkyl-substituted aminoalkynes
BASF AG0 citations41
US7674929B2Mar 9, 2010
Method for the production of β-aminopropionic acid derivatives
BASF AG0 citations39
US6313347B1Nov 6, 2001
Method for producing vinyl oxime-ethers
BASF AG0 citations33