Inventor
DUDZIK HORST
DE45 patents
⚠️ This page may combine multiple inventors who share the name “DUDZIK HORST”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EVONIK OPERATIONS GMBH
26 patentsUS11066429B2Jul 20, 2021
Process for producing acetoxy-bearing siloxanes
EVONIK OPERATIONS GMBH21 citations94
US10954344B2Mar 23, 2021
SiOC-bonded, linear polydimethylsiloxane-polyoxyalkylene block copolymers
EVONIK OPERATIONS GMBH21 citations94
US11286366B2Mar 29, 2022
Process for recycling silicones
EVONIK OPERATIONS GMBH8 citations86
US11472822B2Oct 18, 2022
Process for purifying acetoxysiloxanes
EVONIK OPERATIONS GMBH7 citations85
US11286351B2Mar 29, 2022
Process for producing acetoxy-bearing siloxanes
EVONIK OPERATIONS GMBH9 citations85
US11021575B2Jun 1, 2021
Process for producing acetoxy-bearing siloxanes
EVONIK OPERATIONS GMBH15 citations85
US11279804B2Mar 22, 2022
SiOC-based polyethersiloxanes
EVONIK OPERATIONS GMBH7 citations84
US11261298B2Mar 1, 2022
Tailored SiOC-based polyethersiloxanes
EVONIK OPERATIONS GMBH8 citations84
US11220578B2Jan 11, 2022
Process for producing SiOC-bonded polyether siloxanes branched in the siloxane portion
EVONIK OPERATIONS GMBH6 citations75
US11905376B2Feb 20, 2024
SiOC-bonded, linear polydimethylsiloxane-polyoxyalkylene block copolymers
EVONIK OPERATIONS GMBH2 citations73
US11498996B2Nov 15, 2022
Process for producing polyoxyalkylene polysiloxane block polymers
EVONIK OPERATIONS GMBH4 citations73
US11420985B2Aug 23, 2022
Acetoxy systems
EVONIK OPERATIONS GMBH4 citations73
US11359056B2Jun 14, 2022
Linear polydimethylsiloxane-polyoxyalkylene block copolymers of the structure type ABA
EVONIK OPERATIONS GMBH4 citations73
US11345783B2May 31, 2022
Linear polydimethylsiloxane-polyoxyalkylene block copolymers of the structure type ABA
EVONIK OPERATIONS GMBH5 citations73
US11332591B2May 17, 2022
Production of PU foams
EVONIK OPERATIONS GMBH3 citations71
US11725017B2Aug 15, 2023
Method for preparing SiOC-linked polyether siloxanes branched in the siloxane part
EVONIK OPERATIONS GMBH0 citations63
US11859053B2Jan 2, 2024
SiOC-bonded, linear polydimethylsiloxane-polyoxyalkylene block copolymers
EVONIK OPERATIONS GMBH0 citations62
US11732092B2Aug 22, 2023
Upcycling process for processing silicone wastes
EVONIK OPERATIONS GMBH0 citations62
US11591448B2Feb 28, 2023
Physical reutilization of siliconized sheets
EVONIK OPERATIONS GMBH1 citations62
US11795275B2Oct 24, 2023
Reactive siloxanes
EVONIK OPERATIONS GMBH0 citations61
US12269916B2Apr 8, 2025
Production of PU foams
EVONIK OPERATIONS GMBH0 citations59
US12060460B2Aug 13, 2024
Process for producing endcapped, liquid siloxanes from silicone wastes
EVONIK OPERATIONS GMBH0 citations52
US11732091B2Aug 22, 2023
Process for producing SiOC-bonded polyether siloxanes branched in the siloxane portion
EVONIK OPERATIONS GMBH0 citations52
US12460081B2Nov 4, 2025
Curable condensation compounds based on alkoxy-functional polysiloxanes
EVONIK OPERATIONS GMBH0 citations50
US12152109B2Nov 26, 2024
Curable condensation compounds based on alkoxy-functional polysiloxanes
EVONIK OPERATIONS GMBH0 citations50
US12577351B2Mar 17, 2026
Increasing the molecular weight of low molecular weight alpha,omega-polysiloxanediols
EVONIK OPERATIONS GMBH0 citations47
EVONIK DEGUSSA GMBH
10 patentsUS10544267B2Jan 28, 2020
Method for producing siloxanes containing glycerin substituents
EVONIK DEGUSSA GMBH19 citations94
US10414871B2Sep 17, 2019
Mixtures of cyclic branched siloxanes of the D/T type and conversion products thereof
EVONIK DEGUSSA GMBH21 citations94
US10399998B2Sep 3, 2019
Mixtures of cyclic branched siloxanes of the D/T type and conversion products thereof
EVONIK DEGUSSA GMBH22 citations94
US10099211B2Oct 16, 2018
Process for producing compositions comprising platinum
EVONIK DEGUSSA GMBH20 citations94
US9695202B2Jul 4, 2017
Organomodified siloxanes having primary amino functions, novel organomodified siloxanes having quaternary ammonium functions and the method for the production thereof
EVONIK DEGUSSA GMBH29 citations94
US10414872B2Sep 17, 2019
Production of SiOC-bonded polyether siloxanes
EVONIK DEGUSSA GMBH27 citations92
US9540500B2Jan 10, 2017
Production of polyether siloxanes
EVONIK DEGUSSA GMBH21 citations91
US10766913B2Sep 8, 2020
Mixtures of cyclic branched siloxanes of the D/T type and conversion products thereof
EVONIK DEGUSSA GMBH12 citations86
US10752735B2Aug 25, 2020
Mixtures of cyclic branched siloxanes of the D/T type and conversion products thereof
EVONIK DEGUSSA GMBH12 citations86
US10407592B2Sep 10, 2019
Curable polymers
EVONIK DEGUSSA GMBH16 citations81
GOLDSCHMIDT AG TH
3 patentsHENNING FRAUKE
3 patentsUS8779079B2Jul 15, 2014
Silicone polyether copolymers and process for preparation thereof
HENNING FRAUKE50 citations94
US8598295B2Dec 3, 2013
Method for producing branched SiH functional polysiloxanes and the use thereof for producing SiC- and SiOC-linked, branched organomodified polysiloxanes
HENNING FRAUKE46 citations94
US8623984B2Jan 7, 2014
Compositions containing polyether-polysiloxane copolymers
HENNING FRAUKE54 citations92