PNEUMATIC TIRE WITH POST CURE SEALANT LAYER

• Main Authors: NZULU, Frida, FRANTZEN, Andreas
• Format: Patent
• Language: English
• Published: 28.11.2019
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; DEVICES OR ARRANGEMENTS RELATED TO TYRES; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; PERFORMING OPERATIONS; PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCESIN A PLASTIC STATE; 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; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

wherein R1 and R2 are independently H or C1 to C4 alkyl, or R1 and R2 taken together form a substituted or unsubstituted phenylene group; R3 and R4 are independently H, -NH2, C1 to C4 alkyl, or -OR5 where R5 is C1 to C4 alkyl, with the proviso that when R1 and R2 are taken together to form a substituted or unsubstituted phenylene group, R1 is C1 to C3 alkyl; applying the sealant composition to an inner surface of a cured tire; and curing the sealant composition.