TREATED FILLERS, COMPOSITIONS CONTAINING SAME, AND ARTICLES PREPARED THEREFROM

• Main Authors: KOLLAH, RAPHAEL O, OKEL, TIMOTHY A, MARTIN, JUSTIN J
• Format: Patent
• Language: English; French
• Published: 28.03.2013
• Subjects: ADHESIVES; CHEMISTRY; DYES; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; PAINTS; POLISHES; PREPARATION OF CARBON BLACK; TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES

The present invention is directed to a process for producing treated filler including (a) treating a slurry of untreated filler which has not been previously dried, with a treating composition including an organosilane material of specified structure (I); and (b) drying the treated filler slurry. The present invention also is directed to treated filler prepared by the process, as well as rubber compounding compositions and tires including the treated filler. La présente invention concerne un procédé pour produire une charge traitée comprenant (a) le traitement d'une suspension concentrée de charge non traitée qui n'a pas été précédemment séchée, avec une composition de traitement comprenant un matériau organosilane de structure spécifiée (I) ; et (b) le séchage de la suspension concentrée de charge traitée. La présente invention concerne en outre une charge traitée préparée par le procédé, ainsi que des compositions de formulation de caoutchouc et des pneus comprenant la charge traitée.