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Ernst Felske
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Neuss, DE
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last 30 patents
Information
Patent Grant
Method for producing isocyanate mixtures containing isocyanurate gr...
Patent number
11,359,045
Issue date
Jun 14, 2022
Covestro Deutschland AG
Christian Hahn
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing a composition comprising polycarbodiimide havi...
Patent number
10,633,476
Issue date
Apr 28, 2020
Covestro Deutschland AG
Hans-Detlef Arntz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing liquid, storage-stable organic isocyanates ha...
Patent number
10,633,330
Issue date
Apr 28, 2020
Covestro Deutschland AG
Hans-Detlef Arntz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of NCO prepolymers that are stable to se...
Patent number
7,951,896
Issue date
May 31, 2011
Bayer MaterialScience AG
Hartmut Nefzger
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PRODUCING ISOCYANATE MIXTURES CONTAINING ISOCYANURATE GR...
Publication number
20210171699
Publication date
Jun 10, 2021
COVESTRO DEUTSCHLAND AG
Christian Hahn
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR PREPARING LIQUID, STORAGE-STABLE ORGANIC ISOCYANATES HA...
Publication number
20190202777
Publication date
Jul 4, 2019
COVESTRO DEUTSCHLAND AG
Hans-Detlef ARNTZ
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING A RIGID POLYURETHANE-POLYISOCYANURATE FOAM
Publication number
20180265618
Publication date
Sep 20, 2018
COVESTRO DEUTSCHLAND AG
Hans-Detlef Arntz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING A COMPOSITION COMPRISING POLYCARBODIIMIDE HAVI...
Publication number
20180009929
Publication date
Jan 11, 2018
COVESTRO DEUTSCHLAND AG
Hans-Detlef Arntz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYURETHANES AND USE THEREOF
Publication number
20120202945
Publication date
Aug 9, 2012
Baulé S.A.S.
Manfred Schmidt
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Process for the production of NCO prepolymers that are stable to se...
Publication number
20070010643
Publication date
Jan 11, 2007
Bayer MaterialScience AG
Hartmut Nefzger
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Preparation of clear isocyanate prepolymers based on hexanediolethe...
Publication number
20060004172
Publication date
Jan 5, 2006
Bayer MaterialScience AG
Hartmut Nefzger
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...