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US 4,381,949 AGranted
Resorcinol-filler preparation, process for the production and use of the same
AssigneeDegussa AG
InventorsGerhard Kuhner, Siegfried Wolff, Lothar Rothbuhr
Life of this patent
Estimating the term…
Abstract
There is prepared a homogeneous mixture of 95 to 30% carbon black and 5 to 70% resorcinol. The resorcinol preferably either has an average particle size of 0.10 to 0.4 0.40 mm or is broken down to that size. The product is employed in rubber mixture to improve the adhesion of rubber vulcanizates to metal, textile fibers, glass fibers, or their structures.
Claims17
A resorcinol-filler composition consisting essentially of homogeneously distributed resorcinol and at least one carbon black, the amount of carbon black being 95 to 30% and the amount of resorcinol being 5 to 70%.
Dependencies are inferred from the claim text.