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Gerd Sylvester
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Leverkusen, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Hydrogenated copolymers of unsubstituted and substituted conjugated...
Patent number
7,241,841
Issue date
Jul 10, 2007
LANXESS Deutschland GmbH
Cristina Stere
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Copolymerization of conjugated dienes with non-conjugated olefins b...
Patent number
6,706,830
Issue date
Mar 16, 2004
Bayer Aktiengesellschaft
Heike Windisch
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst system for gas phase polymerization of conjugated dienes
Patent number
6,576,727
Issue date
Jun 10, 2003
Bayer Aktiengesellschaft
Michael Dauben
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for the suspension polymerization of conjugated dienes
Patent number
6,350,833
Issue date
Feb 26, 2002
Bayer Aktiengesellschaft
Thomas Knauf
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for the production of polydienes with regulated mooney visco...
Patent number
6,344,527
Issue date
Feb 5, 2002
Bayer Aktiengesellschaft
Gerd Sylvester
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Compounds of the rare earths and their use as polymerization cataly...
Patent number
6,284,697
Issue date
Sep 4, 2001
Bayer AG
Heike Windisch
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Supported cobalt catalyst, production thereof and use thereof for t...
Patent number
6,093,674
Issue date
Jul 25, 2000
Bayer AG
Heike Windisch
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Gas-phase polymerisation of conjugated dienes in the presence of ra...
Patent number
5,958,820
Issue date
Sep 28, 1999
Bayer AG
Rudolf Taube
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for the production of diene rubbers in the gas phase
Patent number
5,914,377
Issue date
Jun 22, 1999
Bayer AG
Gerd Sylvester
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst its production and its use for the gas-phase polymerizatio...
Patent number
5,908,904
Issue date
Jun 1, 1999
Bayer AG
Gerd Sylvester
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst for the gas-phase polymerisation of conjugated dienes
Patent number
5,877,109
Issue date
Mar 2, 1999
Bayer AG
Karl-Heinz Reichert
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst, its production and its use for the gas-phase polymerizati...
Patent number
5,858,903
Issue date
Jan 12, 1999
Bayer AG
Gerd Sylvester
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Continuous process for the production of ethylene/vinyl ester terpo...
Patent number
5,298,577
Issue date
Mar 29, 1994
Bayer AG
Wolfgang Baade
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of ethylene/vinyl acetate copolymers wi...
Patent number
5,135,988
Issue date
Aug 4, 1992
Bayer Aktiengesellschaft
Kurt P. Meurer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyolefinecarboxylic acids, their preparation and their use for pr...
Patent number
5,023,299
Issue date
Jun 11, 1991
Bayer Aktiengesellschaft
Kurt P. Meuer
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Solution polymerization for the preparation of gel-free ethylene/vi...
Patent number
4,937,303
Issue date
Jun 26, 1990
Bayer Aktiengesellschaft
Bernhard A. Wolf
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyolefinecarboxylic acids, their preparation and their use for pr...
Patent number
4,929,689
Issue date
May 29, 1990
Bayer Aktiengesellschaft
Kurt P. Meurer
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Polyolefinecarboxylic acids, their preparation and their use for pr...
Patent number
4,798,873
Issue date
Jan 17, 1989
Bayer Aktiengesellschaft
Kurt P. Meurer
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Process and catalyst for the preparation of syndiotactic 1,2,-polyb...
Patent number
4,751,275
Issue date
Jun 14, 1988
Bayer Akteingesellschaft
Josef Witte
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of and apparatus for shutting down a gas-cooled nuclear reactor
Patent number
4,279,697
Issue date
Jul 21, 1981
Kernforschungsanlage Julich Gesellschaft mit beschrankter Haftung
Theodor Overhoff
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Solution polymerization of conjugated dienes
Patent number
4,260,707
Issue date
Apr 7, 1981
Bayer Aktiengesellschaft
Gerd Sylvester
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst and its preparation and use for the solution polymerizatio...
Patent number
4,242,232
Issue date
Dec 30, 1980
Bayer Aktiengesellschaft
Gerd Sylvester
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst, its preparation and use in the polymerization of butadiene
Patent number
4,216,121
Issue date
Aug 5, 1980
Bayer Aktiengesellschaft
Gerd Sylvester
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of butadiene-propylene copolymers
Patent number
4,189,558
Issue date
Feb 19, 1980
Bayer Aktiengesellschaft
Josef Witte
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Uranium-containing mixed catalysts and their use for the polymeriza...
Patent number
4,145,497
Issue date
Mar 20, 1979
Bayer Aktiengesellschaft
Gerd Sylvester
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Hydrogenated copolymers of unsubstituted and substituted conjugated...
Publication number
20050261439
Publication date
Nov 24, 2005
Cristina Stere
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for polymerizing conjugated diolefins (dienes) with catalyst...
Publication number
20040030071
Publication date
Feb 12, 2004
Heike Windisch
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Copolymerisation of conjugated dienes with non-conjugated olefins b...
Publication number
20030162920
Publication date
Aug 28, 2003
Heike Windisch
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...