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Wolfgang Merk
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Hanau, DE
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last 30 patents
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Patent Grant
Process for the production of aromatic glycidyl esters
Patent number
4,667,044
Issue date
May 19, 1987
Degussa Aktiengesellschaft
Friedbert Nees
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Alkaline modified pentaerythritol stabilizer for vinyl chloride resin
Patent number
4,501,840
Issue date
Feb 26, 1985
Degussa Aktiengesellschaft
Peter Werle
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Bismelamine stabilizers
Patent number
4,492,643
Issue date
Jan 8, 1985
Degussa Aktiengesellschaft
Peter Werle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of dihydroxypropyltheophylline
Patent number
4,405,783
Issue date
Sep 20, 1983
Degussa Aktiengesellschaft
Volker Binder
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of guaiacol glycerine ether
Patent number
4,390,732
Issue date
Jun 28, 1983
Degussa AG
Wolfgang Merk
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Bisguanamine
Patent number
4,389,333
Issue date
Jun 21, 1983
Degussa Aktiengesellschaft
Peter Werle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Bisguanamines
Patent number
4,339,578
Issue date
Jul 13, 1982
Degussa Aktiengesellschaft
Peter Werle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Antistatic agents for thermoplastic synthetic resins
Patent number
4,189,550
Issue date
Feb 19, 1980
Deutsche Gold- und Silber-Scheindeanstalt vormals Roessler
Werner Schwarze
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...