首页>
外国专利>
CRUMB RUBBER MODIFIED ASPHALT WITH IMPROVED STABILITY.
CRUMB RUBBER MODIFIED ASPHALT WITH IMPROVED STABILITY.
展开▼
机译:碎橡胶改性沥青,稳定性得到改善。
展开▼
页面导航
摘要
著录项
相似文献
摘要
The present invention relates to a method for producing a crumb rubber modified asphalt comprising the steps of: a) heating a pre-selected quantity of asphalt to a temperature of between about 325°F to 55O°F; b) adding crumb rubber and a mineral acid to the heated asphalt with stirring; and c) blowing air through the asphalt, crumb rubber and mineral acid mixture.
展开▼