Membership
Tour
Register
Log in
Horst Zwick
Follow
Person
Dormagen, DE
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method for producing high molecular weight polyoxyalkylene polyols
Patent number
10,457,775
Issue date
Oct 29, 2019
Covestro Deutschland AG
Klaus Lorenz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for the production of polyether carbonate polyols and device...
Patent number
10,208,162
Issue date
Feb 19, 2019
Covestro Deutschland AG
Stefanie Braun
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for preparing high molecular weight polyether polyols
Patent number
9,139,691
Issue date
Sep 22, 2015
Bayer Intellectual Property GmbH
Klaus Lorenz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Wet-strength agent with low DCP content
Patent number
6,576,687
Issue date
Jun 10, 2003
Bayer Aktiengesellschaft
Karl-Rudolf Gassen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for preparing polyether polyols
Patent number
6,486,361
Issue date
Nov 26, 2002
Bayer Aktiengesellschaft
Stephan Ehlers
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PRODUCING HIGH MOLECULAR WEIGHT POLYOXYALKYLENE POLYOLS
Publication number
20180244842
Publication date
Aug 30, 2018
COVESTRO DEUTSCHLAND AG
Klaus Lorenz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for the Production of Polyether Carbonate Polyols and Device...
Publication number
20170198092
Publication date
Jul 13, 2017
COVESTRO DEUTSCHLAND AG
Stefanie Braun
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR PREPARING HIGH MOLECULAR WEIGHT POLYETHER POLYOLS
Publication number
20140142344
Publication date
May 22, 2014
BAYER INTELLECTUAL ROPERTY GMBH
Klaus Lorenz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...