C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 21/00 (2006.01) C08C 1/14 (2006.01) C08J 3/215 (2006.01) C08K 3/04 (2006.01) C08K 3/36 (2006.01)
Patent
CA 2327799
The invention relates to pulverulent filled rubbers which, even under mechanical load, remain free-flowing, and to a process for their preparation in which the rubber powder is obtained within two precipitation steps, and to the use of these powders for preparing vulcanizable rubber mixtures.
L'invention concerne des caoutchoucs en poudre renfermant des charges, qui demeurent coulants même après avoir été exposés à une sollicitation mécanique. L'invention concerne également un procédé de production desdits caoutchoucs, selon lequel on obtient la poudre de caoutchouc en deux étapes de précipitation. Elle concerne en outre l'utilisation de cette poudre pour la production de mélanges de caoutchouc vulcanisables.
Ernst Uwe
Gorl Udo
Lauer Hartmut
Stober Reinhard
Fetherstonhaugh & Co.
Pku Pulverkautschuk Union Gmbh
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