Peter Seifert

Person

Lohmar, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Polyurea polyrethanes having improved physical properties
- Patent number 6,989,406
- Issue date Jan 24, 2006
- Bayer Aktiengesellschaft
- Hans-Detlef Arntz
- A41 - WEARING APPAREL
Information Patent Grant
Flame resistant HR cold-moulded foam with a reduced fume density an...
- Patent number 6,734,217
- Issue date May 11, 2004
- Bayer Aktiengesellschaft
- Marc Herrmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Flame-resistant hr cold-moulded foam with reduced fume density and...
- Patent number 6,590,007
- Issue date Jul 8, 2003
- Bayer Aktiengesellschaft
- Marc Herrmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Stable dispersions of polyureas and/or polyhydrazo-dicarbonamides i...
- Patent number 4,668,734
- Issue date May 26, 1987
- Bayer Aktiengesellschaft
- Manfred Dietrich
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyurethane foams suitable for high frequency welding and process...
- Patent number 4,430,453
- Issue date Feb 7, 1984
- Bayer Aktiengesellschaft
- Peter Seifert
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Solutions of oligo-urethane ethers in polyether polyols and their u...
- Patent number 4,427,798
- Issue date Jan 24, 1984
- Bayer Aktiengesellschaft
- Klaus Konig
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Dialkoxy-phosphonyl-N-alkyl-formic acid amides
- Patent number 4,400,331
- Issue date Aug 23, 1983
- Bayer Aktiengesellschaft
- Peter Haas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Solution of a polyurethane in a polyol and a process for using such...
- Patent number 4,371,630
- Issue date Feb 1, 1983
- Bayer Aktiengesellschaft
- Klaus Konig
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Dialkoxy-phosphonyl-N-alkyl-formic acid amides and their use as add...
- Patent number 4,328,321
- Issue date May 4, 1982
- Bayer Aktiengesellschaft
- Peter Haas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dispersions of high melting polyesters in polyhydroxyl compounds, a...
- Patent number 4,323,657
- Issue date Apr 6, 1982
- Bayer Aktiengesellschaft
- Jan Mazanek
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the manufacture of elastic polyurethane foams capable o...
- Patent number 4,306,037
- Issue date Dec 15, 1981
- Bayer Aktiengesellschaft
- Klaus Konig
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Flame-resistant hr cold-moulded foam with reduced fume density and...
- Publication number 20030045593
- Publication date Mar 6, 2003
- Marc Herrmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Peter Seifert

Person

Patents Grantslast 30 patents

Polyurea polyrethanes having improved physical properties

Flame resistant HR cold-moulded foam with a reduced fume density an...

Flame-resistant hr cold-moulded foam with reduced fume density and...

Stable dispersions of polyureas and/or polyhydrazo-dicarbonamides i...

Polyurethane foams suitable for high frequency welding and process...

Solutions of oligo-urethane ethers in polyether polyols and their u...

Dialkoxy-phosphonyl-N-alkyl-formic acid amides

Solution of a polyurethane in a polyol and a process for using such...

Dialkoxy-phosphonyl-N-alkyl-formic acid amides and their use as add...

Dispersions of high melting polyesters in polyhydroxyl compounds, a...

Process for the manufacture of elastic polyurethane foams capable o...

Patents Applicationslast 30 patents

Flame-resistant hr cold-moulded foam with reduced fume density and...