Helmut Brehm

Person

Krefeld, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Absorbent polymer structure with improved retention capacity and pe...
- Patent number 7,833,624
- Issue date Nov 16, 2010
- Evonik Stockhuasen GmbH
- Jörg Harren
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Polymerizate composition and a method for producing the same
- Patent number 7,335,709
- Issue date Feb 26, 2008
- Ashland Licensing and Intellectual Property LLC
- Helmut Brehm
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Water-absorbing polymers having interstitial compounds, a process f...
- Patent number 7,101,946
- Issue date Sep 5, 2006
- Stockhausen GmbH
- Helmut G. Brehm
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymer composition and a method for producing the same
- Patent number 6,911,499
- Issue date Jun 28, 2005
- Stockhausen GmbH
- Helmut Brehm
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Water-absorbing polymers having interstitial compounds, a process f...
- Patent number 6,623,848
- Issue date Sep 23, 2003
- Stockhausen GmbH & Co. KG
- Helmut Brehm
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing cationic polyelectrolytes
- Patent number 6,410,610
- Issue date Jun 25, 2002
- Stockhausen GmbH & Co. KG
- Helmut Brehm
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Alkoxy group containing copolymers and their use in retanning leather
- Patent number 5,873,908
- Issue date Feb 23, 1999
- Stockhausen GmbH & Co. KG
- Kurt Dahmen
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
Fluid-absorbing polymers, processes used in their production and th...
- Patent number 5,837,789
- Issue date Nov 17, 1998
- Stockhausen GmbH & Co. KG
- Dolf Stockhausen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Powdery polymers capable of absorbing aqueous liquids, a process fo...
- Patent number 5,672,633
- Issue date Sep 30, 1997
- Chemische Fabrik Stockhausen GmbH
- Helmut Brehm
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Powder-form polymers which absorb, even under pressure, aqueous liq...
- Patent number 5,610,220
- Issue date Mar 11, 1997
- Chemische Fabrik Stockhausen GmbH
- Helmut Klimmek
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Copolymers and their use in the treatment of leather
- Patent number 5,556,930
- Issue date Sep 17, 1996
- Chemische Fabrik Stockhausen GmbH
- Helmut Brehm
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
Copolymers of allyliminodiacetic acid with unsaturated carboxylic a...
- Patent number 5,548,049
- Issue date Aug 20, 1996
- Chemishe Fabrik Stockhausen GmbH
- Helmut Brehm
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the production of water-swellable products using superf...
- Patent number 5,455,284
- Issue date Oct 3, 1995
- Chemische Fabrik Stockhausen GmbH
- Kurt Dahmen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Cross-linked, water-absorbing polymer and its use in the production...
- Patent number 5,408,019
- Issue date Apr 18, 1995
- Chemische Fabrik Stockhausen GmbH
- Richard Mertens
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for the agglomeration of water-swellable polymers by means...
- Patent number 5,248,709
- Issue date Sep 28, 1993
- Chemische Fabrik Stockhausen GmbH
- Helmut Brehm
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Powdery absorbing material for aqueous liquids based on water-swell...
- Patent number 5,229,466
- Issue date Jul 20, 1993
- Chemische Fabrik Stockhausen GmbH
- Helmut Brehm
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for the preparation of room temperature flowable derivative...
- Patent number 4,975,090
- Issue date Dec 4, 1990
- Chemische Fabrik Stockhausen GmbH
- Helmut Brehm
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
Process for the preparation of room temperature flowable derivative...
- Patent number 4,897,225
- Issue date Jan 30, 1990
- Chemische Fabrik Stockhausen GmbH
- Helmut Brehm
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
Process for the production of N-substituted .alpha.,.beta.-unsatura...
- Patent number 4,644,083
- Issue date Feb 17, 1987
- Chemische Fabrik Stockhausen GmbH
- Kurt Dahmen
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Absorbent polymer structure with improved retention capacity and pe...
- Publication number 20060029782
- Publication date Feb 9, 2006
- Jorg Harren
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Water-absorbing polymers having interstitial compounds, a process f...
- Publication number 20030158296
- Publication date Aug 21, 2003
- Helmut Brehm
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
WATER-ABSORBING POLYMERS HAVING INTERSTITIAL COMPOUNDS, A PROCESS F...
- Publication number 20030157318
- Publication date Aug 21, 2003
- Helmut Brehm
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Helmut Brehm

Person

Patents Grantslast 30 patents

Absorbent polymer structure with improved retention capacity and pe...

Polymerizate composition and a method for producing the same

Water-absorbing polymers having interstitial compounds, a process f...

Polymer composition and a method for producing the same

Water-absorbing polymers having interstitial compounds, a process f...

Method for producing cationic polyelectrolytes

Alkoxy group containing copolymers and their use in retanning leather

Fluid-absorbing polymers, processes used in their production and th...

Powdery polymers capable of absorbing aqueous liquids, a process fo...

Powder-form polymers which absorb, even under pressure, aqueous liq...

Copolymers and their use in the treatment of leather

Copolymers of allyliminodiacetic acid with unsaturated carboxylic a...

Process for the production of water-swellable products using superf...

Cross-linked, water-absorbing polymer and its use in the production...

Process for the agglomeration of water-swellable polymers by means...

Powdery absorbing material for aqueous liquids based on water-swell...

Process for the preparation of room temperature flowable derivative...

Process for the preparation of room temperature flowable derivative...

Process for the production of N-substituted .alpha.,.beta.-unsatura...

Patents Applicationslast 30 patents

Absorbent polymer structure with improved retention capacity and pe...

Water-absorbing polymers having interstitial compounds, a process f...

WATER-ABSORBING POLYMERS HAVING INTERSTITIAL COMPOUNDS, A PROCESS F...