Inventor
RITTSTEIGER ANNE
DE12 patents
Patents
12 patentsUS10221277B2Mar 5, 2019
Epoxy resin composition comprising 2-(3-(aminomethyl)-3,5,5-trimethylcyclohexyl)propane-1,3-diamine (AM-CPDA) as hardener
EVONIK DEGUSSA GMBH10 citations82
US10214612B2Feb 26, 2019
Epoxy resin composition comprising 2-(2,2,6,6-tetramethylpiperidin-4-yl)propane-1,3-diamine as hardener
EVONIK DEGUSSA GMBH11 citations82
US10173979B2Jan 8, 2019
Hardener composition including 2-(2,2,6,6-tetramethylpiperidin-4-yl)propane-1,3-diamine
EVONIK DEGUSSA GMBH9 citations82
US10160717B2Dec 25, 2018
2-(3-(aminomethyl)-3,5,5-trimethylcyclohexyl)propane-1,3-diamine, a process for its production and use
EVONIK DEGUSSA GMBH9 citations82
US9868702B2Jan 16, 2018
Process for producing 2-(2,2,6,6-tetramethylpiperidin-4-yl)propane-1,3-diamine
EVONIK DEGUSSA GMBH10 citations82
US9862673B2Jan 9, 2018
2-(3,3,5-trimethylcyclohexyl)propane-1,3-diamine, a process for its production and use
EVONIK DEGUSSA GMBH10 citations82
US10392340B2Aug 27, 2019
Purification of crude isophoronediamine by partial condensation in series with total condensation
EVONIK DEGUSSA GMBH7 citations80
US10125089B2Nov 13, 2018
Process for preparing 3 aminomethyl-3,5,5-trimethylcyclohexylamine
EVONIK DEGUSSA GMBH8 citations80
US10252980B1Apr 9, 2019
2-(3-(aminomethyl)-3,5,5-trimethylcyclohexyl)propane-1,3-diamine, a process for its production and use
EVONIK DEGUSSA GMBH4 citations70
US10519096B2Dec 31, 2019
Process for preparing amino compounds from nitrile compounds
EVONIK DEGUSSA GMBH0 citations48
US9937483B2Apr 10, 2018
Process for preparing 3-aminomethyl-3,5,5-trimethylcyclohexylamine
EVONIK DEGUSSA GMBH1 citations47
US10343975B2Jul 9, 2019
Coupling of distillative purification with a partial condenser for pre-purification of isophoronediamine
EVONIK DEGUSSA GMBH0 citations35