00322nam a2200085Ia 4500008004100000100001700041245005500058260010600113650001700219220216s9999    xx            000 0 und d  aSwee Lim Yew 0aEssential role of butyl rubber in modern day tires  bProceedings of the Asia Rub Tech Expo, 23-25 November 2006, Indian Rubber Institute, Kochi. pp.85-86.  aButyl rubber