Walter Herwig

Person

Neuenhain, Taunus, DT

People

Patents Grantslast 30 patents

Information Patent Grant
Flame resistant polyamide moulding compositions
- Patent number 4,062,828
- Issue date Dec 13, 1977
- Hoechst Aktiengesellschaft
- Walter Herwig
- C07 - ORGANIC CHEMISTRY
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
Transparent copolyamides from m-xylylene diamine, an aliphatic diam...
- Patent number 4,018,746
- Issue date Apr 19, 1977
- Hoechst Aktiengesellschaft
- Ludwig Brinkmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thermoplastic polyamide moulding compositions
- Patent number 4,014,957
- Issue date Mar 29, 1977
- Hoechst Aktiengesellschaft
- Gunther Kirsch
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Transparent polyamides from 1,3-bis-(aminomethyl)-cyclohexane and a...
- Patent number 3,992,360
- Issue date Nov 16, 1976
- Hoechst Aktiengesellschaft
- Ludwig Brinkmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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
Polyesters containing structural units derived from phosphonic acid...
- Patent number 3,962,194
- Issue date Jun 8, 1976
- Hoechst Aktiengesellschaft
- Ulrich Bollert
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Linear polyester molding composition containing cross-linked linear...
- Patent number 3,962,368
- Issue date Jun 8, 1976
- Hoechst Aktiengesellschaft
- Walter Herwig
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Flame retarding linear polyesters and shaped articles thereof
- Patent number 3,941,752
- Issue date Mar 2, 1976
- Hoechst Aktiengesellschaft
- Hans-Jerg Kleiner
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Walter Herwig

Person

Patents Grantslast 30 patents

Flame resistant polyamide moulding compositions

Flame retarding polyamide molding compositions

Transparent copolyamides from m-xylylene diamine, an aliphatic diam...

Thermoplastic polyamide moulding compositions

Transparent polyamides from 1,3-bis-(aminomethyl)-cyclohexane and a...

Flame retarding plastic materials

Polyesters containing structural units derived from phosphonic acid...

Linear polyester molding composition containing cross-linked linear...

Flame retarding linear polyesters and shaped articles thereof