A sulfur-curable rubber composition for incorporation into tires comprises, based on 100 parts by weight of elastomer (phr): (A) at least three diene elastomers each being a different rubber material, a first elastomer being characterized by a high molecular weight in a range of from about 300,000 to about 500,000 and a second elastomer being characterized by a molecular weight in the range of from about 250,000 to 350,000; the at least three elastomers each comprising between 25 and 40 phr; and (B) a reinforcement network comprising a balance of carbon black to silica in about a 3:1 to about 4:1 ratio.
TIRE RUBBER COMPOSITION WITH BALANCED REINFORCEMENT NETWORK
11.05.2023
Patent
Elektronische Ressource
Englisch
IPC: | B60C VEHICLE TYRES , Fahrzeugreifen / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS , Makromolekulare Verbindungen, erhalten durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS |
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