TIRE TREAD COMPRISING AT LEAST ONE METAL CHELATE AND/OR A PIGMENT

• Main Authors: VASSEUR, Didier, LEBRUN, Xavier
• Format: Patent
• Language: English; French
• Published: 29.06.2017
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; DEVICES OR ARRANGEMENTS RELATED TO TYRES; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; PERFORMING OPERATIONS; REPAIRING, OR CONNECTING VALVES TO, INFLATABLE ELASTIC BODIESIN GENERAL; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING; TYRE CHANGING OR REPAIRING; TYRE INFLATION; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; VEHICLE TYRES; VEHICLES IN GENERAL

The invention relates to a tread of a pneumatic tire, said tread being based on one ore more diene elastomers, one or more reinforcing fillers, a crosslinking system, and at least one compound (A) selected from among a metal chelate comprising at least one ligand and at least one metal, a pigment and the mixture thereof. L'invention concerne une bande de roulement de pneumatique à base d'un ou plusieurs élastomère(s) diénique(s), d'une ou plusieurs charge(s) renforçante(s), d'un système de réticulation, et d'au moins un composé (A) choisi parmi un chélate métallique comprenant au moins un ligand et au moins un métal, un pigmentet leur mélange.