Inventor
KRECZINSKI MANFRED
DE21 patents
⚠️ This page may combine multiple inventors who share the name “KRECZINSKI MANFRED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DEGUSSA
7 patentsUS6703471B2Mar 9, 2004
Preparation of low-odor-storage-stable monomer-containing polyisocyanurates based on isophorone diisocyante
DEGUSSA9 citations73
US7557242B2Jul 7, 2009
Multistage continuous preparation of cycloaliphatic disocyanates
DEGUSSA2 citations62
US7420080B2Sep 2, 2008
Multistage continuous preparation of cycloaliphatic diisocyanates
DEGUSSA2 citations62
US7371891B2May 13, 2008
Multistage continuous preparation of cycloaliphatic diisocyanates
DEGUSSA2 citations62
US7339074B2Mar 4, 2008
Multistage continuous preparation of cycloaliphatic diisocyanates
DEGUSSA3 citations61
US7329776B2Feb 12, 2008
Multistage continuous preparation of cycloaliphatic diisocyanates
DEGUSSA5 citations61
US7307186B2Dec 11, 2007
Multistage continuous preparation of cycloaliphatic diisocyanates
DEGUSSA4 citations61
EVONIK DEGUSSA GMBH
6 patentsUS10669293B2Jun 2, 2020
Process for preparing isocyanates containing alkoxysilane groups
EVONIK DEGUSSA GMBH3 citations73
US10626131B2Apr 21, 2020
Process for preparing isocyanates containing alkoxysilane groups
EVONIK DEGUSSA GMBH4 citations73
US10611782B2Apr 7, 2020
Process for preparing isocyanates containing alkoxysilane groups
EVONIK DEGUSSA GMBH3 citations73
US10144662B2Dec 4, 2018
Method for processing contaminated wastewater from the preparation of isophorone, isophoronenitrile and isophoronediamine
EVONIK DEGUSSA GMBH2 citations70
US10351579B2Jul 16, 2019
Monoallophanates based on alkoxysilane alkyl isocyanates
EVONIK DEGUSSA GMBH2 citations68
US9994472B2Jun 12, 2018
Treatment of the wastewater from isophorone production comprising neutralization, filtration and a downstream chemical oxidation process and subsequent reduction
EVONIK DEGUSSA GMBH0 citations50
EVONIK OPERATIONS GMBH
3 patentsUS10633401B2Apr 28, 2020
Process for preparing isocyanates containing alkoxysilane groups
EVONIK OPERATIONS GMBH3 citations73
US10882768B2Jan 5, 2021
Method for processing contaminated wastewater from the preparation of isophorone, isophoronenitrile and isophoronediamine
EVONIK OPERATIONS GMBH0 citations60
US10538684B2Jan 21, 2020
Coating compositions comprising monoallophanates based on alkoxysilane alkyl isocyanates
EVONIK OPERATIONS GMBH0 citations45