A sealant material composition forming a sealant layer of a pneumatic tire provided with the sealant layer on a tire inner surface is prepared by blending from 1 part by mass to 40 parts by mass of a crosslinking aid and from 50 parts by mass to 400 parts by mass of a liquid isobutylene-isoprene copolymer having a molecular weight from 10000 to 60000 per 100 parts by mass of a halogenated butyl rubber.
Sealant Material Composition and Pneumatic Tire
2021-01-21
Patent
Electronic Resource
English