HG

Heinz Grewatta

DA Degussa Ag: 4 patents #323 of 2,007Top 20%
Overall (All Time): #1,301,938 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4952641 Organyloxysilyl-functional thioures with halogen rubber mixtures Siegfried Wolff 1990-08-28
4636550 Vulcanizable 2-sec.amino-4,6-dimercapto-s-triazine containing halogen rubber mixtures Siegfried Wolff, Werner Schwarze 1987-01-13
4517335 Process for vulcanization or cross-linking halogen containing rubbers in the presence of silicon containing isothiuronium compounds Siegfried Wolff, Wolfgang Buder 1985-05-14
4297145 Silane/filler preparations, process for their production and their use Siegfried Wolff, Lothar Rothbuhr 1981-10-27