Norbert Herfert

Person

Charlotte, NC, US

People

Patents Grantslast 30 patents

Information Patent Grant
Plasticized superabsorbent polymer sheets and use thereof in hygien...
- Patent number 7,662,460
- Issue date Feb 16, 2010
- BASF Aktiengesellschaft
- Norbert Herfert
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Color-stable superabsorbent polymer composition
- Patent number 7,528,291
- Issue date May 5, 2009
- BASF Aktiengesellschaft
- Norbert Herfert
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Color-stable superabsorbent polymer composition
- Patent number 7,504,551
- Issue date Mar 17, 2009
- BASF Aktiengesellschaft
- Norbert Herfert
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Crosslinked polyamine coating on superabsorbent hydrogels
- Patent number 7,396,584
- Issue date Jul 8, 2008
- BASF Aktiengesellschaft
- Michael M. Azad
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Superabsorbent polymers and method of manufacturing the same
- Patent number 7,329,701
- Issue date Feb 12, 2008
- BASF Aktiengesellschaft
- Norbert Herfert
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymer mixture of hydrogels with different pH value
- Patent number 7,144,957
- Issue date Dec 5, 2006
- BASF Aktiengesellschaft
- Rüdiger Funk
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Polyamine-Coated Superabsorbent Polymers
- Publication number 20080221237
- Publication date Sep 11, 2008
- BASF Aktiengesellschaft
- Norbert Herfert
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyamine-Coated Superabsorbent Polymers
- Publication number 20080187755
- Publication date Aug 7, 2008
- BASF Aktiengesellschaft
- Norbert Herfert
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyamine-Coated Superabsorbent Polymers
- Publication number 20080114129
- Publication date May 15, 2008
- BASF Aktiengesellschaft
- Norbert Herfert
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Superabsorbent Polymer Particles Having a Reduced Amount of Fine-Si...
- Publication number 20080045916
- Publication date Feb 21, 2008
- BASF AKTIENGESELLSCHAFT a German Corporation
- Norbert Herfert
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Color-stable superabsorbent polymer composition
- Publication number 20060252913
- Publication date Nov 9, 2006
- Basf Aktiengesellschaft
- Norbert Herfert
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Absorbent articles comprising polyamine-coated superabsorbent polymers
- Publication number 20060173432
- Publication date Aug 3, 2006
- Jason Matthew Laumer
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Absorbent articles comprising polyamine-coated superabsorbent polymers
- Publication number 20060173433
- Publication date Aug 3, 2006
- Jason Matthew Laumer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Absorbent articles comprising polyamine-coated superabsorbent polymers
- Publication number 20060173431
- Publication date Aug 3, 2006
- Jason Matthew Laumer
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Color-stable superabsorbent polymer composition
- Publication number 20060089611
- Publication date Apr 27, 2006
- Norbert Herfert
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Superabsorbent polymers and method of manufacturing the same
- Publication number 20050239942
- Publication date Oct 27, 2005
- BASF Aktiengesellschaft
- Norbert Herfert
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Acidic superabsorbent hydrogels
- Publication number 20050234413
- Publication date Oct 20, 2005
- BASF Aktiengesellschaft
- Rudiger Funk
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Plasticized superabsorbent polymer sheets and use thereof in hygien...
- Publication number 20050153123
- Publication date Jul 14, 2005
- Norbert Herfert
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Crosslinked polyamine coating on superabsorbent hydrogels
- Publication number 20050013992
- Publication date Jan 20, 2005
- Michael M Azad
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Highly swellable hydrogels with acid centers
- Publication number 20040249079
- Publication date Dec 9, 2004
- Rudiger Funk
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Acidic superabsorbent hydrogels
- Publication number 20040180189
- Publication date Sep 16, 2004
- Rudiger Funk
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Norbert Herfert

Person

Patents Grantslast 30 patents

Plasticized superabsorbent polymer sheets and use thereof in hygien...

Color-stable superabsorbent polymer composition

Color-stable superabsorbent polymer composition

Crosslinked polyamine coating on superabsorbent hydrogels

Superabsorbent polymers and method of manufacturing the same

Polymer mixture of hydrogels with different pH value

Patents Applicationslast 30 patents

Polyamine-Coated Superabsorbent Polymers

Polyamine-Coated Superabsorbent Polymers

Polyamine-Coated Superabsorbent Polymers

Superabsorbent Polymer Particles Having a Reduced Amount of Fine-Si...

Color-stable superabsorbent polymer composition

Absorbent articles comprising polyamine-coated superabsorbent polymers

Absorbent articles comprising polyamine-coated superabsorbent polymers

Absorbent articles comprising polyamine-coated superabsorbent polymers

Color-stable superabsorbent polymer composition

Superabsorbent polymers and method of manufacturing the same

Acidic superabsorbent hydrogels

Plasticized superabsorbent polymer sheets and use thereof in hygien...

Crosslinked polyamine coating on superabsorbent hydrogels

Highly swellable hydrogels with acid centers

Acidic superabsorbent hydrogels