Jurgen Zehrfeld

Person

Voerde, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Neutral metal complex salts
- Patent number 5,556,705
- Issue date Sep 17, 1996
- Rutgerswerke Aktiengesellschaft
- Axel Bottcher
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Epoxy resin systems containing glycidylated aromatic amines, phosph...
- Patent number 5,458,978
- Issue date Oct 17, 1995
- Rutgerswerke Atkiengesellschaft AG
- Axel Bottcher
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Metal complexes with a high coordination number
- Patent number 5,444,030
- Issue date Aug 22, 1995
- Rutgerswerke Aktiengesellschaft AG
- Axel Bottcher
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Neutral metal complex salts
- Patent number 5,439,863
- Issue date Aug 8, 1995
- Rutgerswerke Aktiengesellschaft
- Axel Bottcher
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Coating materials containing a reaction product of an epoxy novolak...
- Patent number 5,436,279
- Issue date Jul 25, 1995
- Rutgerswerke Aktingesellschaft
- Ulrich Grundke
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Amine-unsaturated epoxidized polysulfide addition products
- Patent number 5,434,225
- Issue date Jul 18, 1995
- Rutgerswerke AG
- Alfred Mathes
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Production of cyclic carbonates
- Patent number 5,153,333
- Issue date Oct 6, 1992
- Rutgerswerke AG
- Frank Schubert
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Binder mixtures crosslinkable by radiation
- Patent number 5,102,702
- Issue date Apr 7, 1992
- Rutgerswerke AG
- Ulrich Grundke
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Novel hardening agents
- Patent number 5,034,495
- Issue date Jul 23, 1991
- Rutgerswerke AG
- Achim Hansen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Epoxy hardening agents
- Patent number 5,032,629
- Issue date Jul 16, 1991
- Rutgerswerke AG
- Achim Hansen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Composite materials of multilayer duroplastic prepregs
- Patent number 4,839,229
- Issue date Jun 13, 1989
- Rutgerswerke AG
- Karl Jellinek
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Jurgen Zehrfeld

Person

Patents Grantslast 30 patents

Neutral metal complex salts

Epoxy resin systems containing glycidylated aromatic amines, phosph...

Metal complexes with a high coordination number

Neutral metal complex salts

Coating materials containing a reaction product of an epoxy novolak...

Amine-unsaturated epoxidized polysulfide addition products

Production of cyclic carbonates

Binder mixtures crosslinkable by radiation

Novel hardening agents

Epoxy hardening agents

Composite materials of multilayer duroplastic prepregs