Emmanuel Puchois

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Paris, FR

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Patents Grantslast 30 patents

Information Patent Grant
Superabsorbent powders of high absorption and high capillary suction
- Patent number 6,458,896
- Issue date Oct 1, 2002
- Elf Atochem, S.A.
- Christian Collette
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Shell/core particulates of superabsorbent polymers
- Patent number 5,976,696
- Issue date Nov 2, 1999
- Elf Atochem, S.A.
- Christian Collette
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for obtaining polymers which are superabsorbent for water a...
- Patent number 5,807,916
- Issue date Sep 15, 1998
- Elf Atochem S.A.
- Christian Collette
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE