Arnold Laqua

Follow

Person

Essen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Guanidinium salts, processes for their manufacture as well as micro...
- Patent number 4,271,190
- Issue date Jun 2, 1981
- Th. Goldschmidt AG
- Gunter Bertelmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of solutions of urea-formaldehyde resin...
- Patent number 4,198,332
- Issue date Apr 15, 1980
- Th. Goldschmidt AG
- Arnold Laqua
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
1,3-Di-N-decyl-2-methyl-imidazolium chloride or bromide and microbi...
- Patent number 4,189,311
- Issue date Feb 19, 1980
- Th. Goldschmidt AG
- Arnold Laqua
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for the preparation of hardenable urea formaldehyde resins
- Patent number 4,113,701
- Issue date Sep 12, 1978
- Th. Goldschmidt AG
- Arnold Laqua
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...