Sven Meyer-Ahrens

Person

Leverkusen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Polyurethane foam materials having reduced cold-flow effect and met...
- Patent number 11,919,994
- Issue date Mar 5, 2024
- Covestro Deutschland AG
- Matthaeus Gossner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing flame retardant polyurethane foams using halog...
- Patent number 11,192,991
- Issue date Dec 7, 2021
- Covestro Deutschland AG
- Sven Meyer-Ahrens
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing flame retardant polyurethane foams using halog...
- Patent number 10,563,032
- Issue date Feb 18, 2020
- Covestro Deutschland AG
- Sven Meyer-Ahrens
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing flexible polyurethane foams
- Patent number 9,701,804
- Issue date Jul 11, 2017
- Covestro Deutschland AG
- Norbert Hahn
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Highly flexible sheet composite material
- Patent number 8,323,788
- Issue date Dec 4, 2012
- Bayer MaterialScience AG
- Sven Meyer-Ahrens
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Visco-elastic polyurethane foam
- Patent number 8,318,823
- Issue date Nov 27, 2012
- Bayer MaterialScience AG
- Sebastien Triouleyre
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Visco-elastic polyurethane foam with castor oil
- Patent number 8,183,302
- Issue date May 22, 2012
- Bayer MaterialScience AG
- Bert Klesczewski
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process to manufacture three dimensionally shaped substrate for sou...
- Patent number 7,285,316
- Issue date Oct 23, 2007
- Bayer MaterialScience LLC
- Sven Meyer-Ahrens
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process to manufacture three dimensionally shaped substrate for sou...
- Patent number 6,773,756
- Issue date Aug 10, 2004
- Bayer Polymers LLC
- Sven Meyer-Ahrens
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Core discoloration preventing agents in the production of isocyanat...
- Patent number 5,459,171
- Issue date Oct 17, 1995
- Bayer Aktiengesellschaft
- Peter Haas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
POLYURETHANE FOAM MATERIALS HAVING REDUCED COLD-FLOW EFFECT AND MET...
- Publication number 20220204681
- Publication date Jun 30, 2022
- Covestro Intellectual Property GmbH & Co. KG
- Matthaeus Gossner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING FLAME RETARDANT POLYURETHANE FOAMS USING HALOG...
- Publication number 20200140641
- Publication date May 7, 2020
- COVESTRO DEUTSCHLAND AG
- Sven Meyer-Ahrens
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYURETHANE FOAMS COMPRISING A MIXTURE OBTAINED IN THE PRODUCTION...
- Publication number 20190153184
- Publication date May 23, 2019
- COVESTRO DEUTSCHLAND AG
- Sven MEYER-AHRENS
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING FLAME RETARDANT POLYURETHANE FOAMS USING HALOG...
- Publication number 20170306122
- Publication date Oct 26, 2017
- COVESTRO DEUTSCHLAND AG
- Sven Meyer-Ahrens
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METHOD FOR PRODUCING FLEXIBLE POLYURETHANE FOAM MATERIALS
- Publication number 20160257776
- Publication date Sep 8, 2016
- COVESTRO DEUTSCHLAND AG
- Gundolf Jacobs
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING FLEXIBLE MOULDED PU FOAMS
- Publication number 20150336306
- Publication date Nov 26, 2015
- Bayer MaterialScience AG
- Norbert HAHN
- B32 - LAYERED PRODUCTS
Information Patent Application
METHOD FOR PRODUCING SOFT POLYURETHANE FOAM BASED ON POLYESTER POLYOLS
- Publication number 20150299373
- Publication date Oct 22, 2015
- Bayer MaterialScience AG
- Hartmut NEFZGER
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING FLAME-PROTECTED POLYURETHANE FOAMS HAVING LOW...
- Publication number 20150141542
- Publication date May 21, 2015
- Bayer MaterialScience AG
- Sven Meyer-Ahrens
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING FLEXIBLE POLYURETHANE FOAM MATERIALS
- Publication number 20140066535
- Publication date Mar 6, 2014
- Bayer Intellectual Property GmbH
- Gundolf Jacobs
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING FLEXIBLE POLYURETHANE FOAMS
- Publication number 20130345330
- Publication date Dec 26, 2013
- Bayer Intellectual Property GmbH
- Hartmut Nefzger
- C07 - ORGANIC CHEMISTRY
Information Patent Application
VISCOELASTIC POLYURETHANE FOAMS
- Publication number 20130289150
- Publication date Oct 31, 2013
- Bayer MaterialScience AG
- Stanley L. Hager
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING FLEXIBLE POLYURETHANE FOAMS
- Publication number 20130261203
- Publication date Oct 3, 2013
- Bayer Intellectual Property GmbH
- Norbert Hahn
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING FLEXIBLE POLYURETHANE FOAMS
- Publication number 20130237624
- Publication date Sep 12, 2013
- Bayer Intellectual Property GmbH
- Bert Klesczewski
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR LOWERING EMISSIONS OF A POLYURETHANE FOAM
- Publication number 20120184639
- Publication date Jul 19, 2012
- Bayer MaterialScience AG
- Peter HAAS
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING FLAME-RETARDANT POLYURETHANE FOAM MATERIALS HA...
- Publication number 20120108690
- Publication date May 3, 2012
- Bayer MaterialScience AG
- Bert Klesczewski
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
VISCO-ELASTIC POLYURETHANE FOAM
- Publication number 20110034575
- Publication date Feb 10, 2011
- Bayer MaterialScience AG
- Sebastien Triouleyre
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR PRODUCTION OF FLEXIBLE POLYURETHANE FOAMS WITH LOW EMIS...
- Publication number 20100305228
- Publication date Dec 2, 2010
- Bayer MaterialScience AG
- Matthäus Gossner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR LOWERING EMISSIONS OF A POLYURETHANE FOAM
- Publication number 20090326089
- Publication date Dec 31, 2009
- Bayer MaterialScience AG
- Peter HAAS
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
VISCO-ELASTIC POLYURETHANE FOAM WITH CASTOR OIL
- Publication number 20090264547
- Publication date Oct 22, 2009
- Bayer MaterialScience AG
- Bert Klesczewski
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
HIGHLY FLEXIBLE SHEET COMPOSITE MATERIAL
- Publication number 20090208727
- Publication date Aug 20, 2009
- Bayer MaterialScience AG
- Sven Meyer-Ahrens
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
FLOOR COVERING WITH VISCOELASTIC DAMPENING PROPERTIES
- Publication number 20090155520
- Publication date Jun 18, 2009
- Bayer MaterialScience AG
- Rolf Roers
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Application
Process for the preparation of PIPA polyols for the production of h...
- Publication number 20080167394
- Publication date Jul 10, 2008
- Bayer MaterialScience AG
- Peter Haas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Flexible foams with low bulk densities and compressive strengths
- Publication number 20060084710
- Publication date Apr 20, 2006
- Sven Meyer-Ahrens
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyether esters as flame retardants for polyurethane flexible foams
- Publication number 20050159500
- Publication date Jul 21, 2005
- Thorsten Dreier
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process to manufacture three dimensionally shaped substrate for sou...
- Publication number 20040212125
- Publication date Oct 28, 2004
- Sven Meyer-Ahrens
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Process to manufacture three dimensionally shaped substrate for sou...
- Publication number 20030180500
- Publication date Sep 25, 2003
- Sven Meyer-Ahrens
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Sven Meyer-Ahrens

Person

Patents Grantslast 30 patents

Polyurethane foam materials having reduced cold-flow effect and met...

Method for producing flame retardant polyurethane foams using halog...

Method for producing flame retardant polyurethane foams using halog...

Method for producing flexible polyurethane foams

Highly flexible sheet composite material

Visco-elastic polyurethane foam

Visco-elastic polyurethane foam with castor oil

Process to manufacture three dimensionally shaped substrate for sou...

Process to manufacture three dimensionally shaped substrate for sou...

Core discoloration preventing agents in the production of isocyanat...

Patents Applicationslast 30 patents

POLYURETHANE FOAM MATERIALS HAVING REDUCED COLD-FLOW EFFECT AND MET...

METHOD FOR PRODUCING FLAME RETARDANT POLYURETHANE FOAMS USING HALOG...

POLYURETHANE FOAMS COMPRISING A MIXTURE OBTAINED IN THE PRODUCTION...

METHOD FOR PRODUCING FLAME RETARDANT POLYURETHANE FOAMS USING HALOG...

METHOD FOR PRODUCING FLEXIBLE POLYURETHANE FOAM MATERIALS

METHOD FOR PRODUCING FLEXIBLE MOULDED PU FOAMS

METHOD FOR PRODUCING SOFT POLYURETHANE FOAM BASED ON POLYESTER POLYOLS

METHOD FOR PRODUCING FLAME-PROTECTED POLYURETHANE FOAMS HAVING LOW...

METHOD FOR PRODUCING FLEXIBLE POLYURETHANE FOAM MATERIALS

METHOD FOR PRODUCING FLEXIBLE POLYURETHANE FOAMS

VISCOELASTIC POLYURETHANE FOAMS

METHOD FOR PRODUCING FLEXIBLE POLYURETHANE FOAMS

METHOD FOR PRODUCING FLEXIBLE POLYURETHANE FOAMS

METHOD FOR LOWERING EMISSIONS OF A POLYURETHANE FOAM

METHOD FOR PRODUCING FLAME-RETARDANT POLYURETHANE FOAM MATERIALS HA...

VISCO-ELASTIC POLYURETHANE FOAM

PROCESS FOR PRODUCTION OF FLEXIBLE POLYURETHANE FOAMS WITH LOW EMIS...

PROCESS FOR LOWERING EMISSIONS OF A POLYURETHANE FOAM

VISCO-ELASTIC POLYURETHANE FOAM WITH CASTOR OIL

HIGHLY FLEXIBLE SHEET COMPOSITE MATERIAL

FLOOR COVERING WITH VISCOELASTIC DAMPENING PROPERTIES

Process for the preparation of PIPA polyols for the production of h...

Flexible foams with low bulk densities and compressive strengths

Polyether esters as flame retardants for polyurethane flexible foams

Process to manufacture three dimensionally shaped substrate for sou...

Process to manufacture three dimensionally shaped substrate for sou...