Siegfried Noetzel

Person

Kelkheim, Taunus, DT

People

Patents Grantslast 30 patents

Information Patent Grant
Flame retarding polyamide molding compositions
- Patent number 4,036,811
- Issue date Jul 19, 1977
- Hoechst Aktiengesellschaft
- Siegfried Noetzel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Bromine containing telomeric phosphonic acid esters as flame retard...
- Patent number 4,010,225
- Issue date Mar 1, 1977
- Hoechst Aktiengesellschaft
- Siegfried Noetzel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing flame resistant plastics materials
- Patent number 3,991,010
- Issue date Nov 9, 1976
- Hoechst Aktiengesellschaft
- Siegfried Noetzel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Flame retarding plastic materials
- Patent number 3,980,614
- Issue date Sep 14, 1976
- Hoechst Aktiengesellschaft
- Siegfried Noetzel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Flame retarding plastic materials
- Patent number 3,980,615
- Issue date Sep 14, 1976
- Hoechst Aktiengesellschaft
- Siegfried Noetzel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bromine-containing cyclic phosphonic acid esters
- Patent number 3,966,849
- Issue date Jun 29, 1976
- Hoechst Aktiengesellschaft
- Siegfried Noetzel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bromine containing telomeric phosphonic acid esters
- Patent number 3,950,458
- Issue date Apr 13, 1976
- Hoechst Aktiengesellschaft
- Siegfried Noetzel
- C07 - ORGANIC CHEMISTRY

Siegfried Noetzel

Person

Patents Grantslast 30 patents

Flame retarding polyamide molding compositions

Bromine containing telomeric phosphonic acid esters as flame retard...

Process for preparing flame resistant plastics materials

Flame retarding plastic materials

Flame retarding plastic materials

Bromine-containing cyclic phosphonic acid esters

Bromine containing telomeric phosphonic acid esters