Bengt-Erik Knubb

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Patents Grantslast 30 patents

Information Patent Grant
Cationic polysaccharide, its preparation and use
- Patent number 8,304,533
- Issue date Nov 6, 2012
- BASF SE Ludwigshafen
- Asko Karppi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Cationic polysaccharide, its preparation and use
- Publication number 20100282425
- Publication date Nov 11, 2010
- Asko Karppi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...