Stefan Petri

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Taunusstein, DE

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Patents Grantslast 30 patents

Information Patent Grant
Emulsifier from condensing polyether polyol(s) and polyepoxide
- Patent number 5,925,725
- Issue date Jul 20, 1999
- Vianova Resins GmbH
- Armin Pfeil
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aqueous, modified epoxy resin dispersions
- Patent number 5,612,394
- Issue date Mar 18, 1997
- Hoechst Aktiengesellschaft
- Armin Pfeil
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyol/epoxy adducts for use as emulsifier for liquid epoxy resins
- Patent number 5,459,180
- Issue date Oct 17, 1995
- Hoechst AG
- Armin Pfeil
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Crosslinked polymer microparticles based on epoxy resin, their prep...
- Patent number 5,358,982
- Issue date Oct 25, 1994
- Hoechst Aktiengesellschaft AG
- Joerg-Peter Geisler
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...