首页>
外国专利>
Modified pitch specially adapted to bind coal particles
Modified pitch specially adapted to bind coal particles
展开▼
机译:改性沥青,特别适合结合煤颗粒
展开▼
页面导航
摘要
著录项
相似文献
摘要
The invention concerns a modified pitch composition specially adapted to bind coal particles with the purpose of transforming it into briquettes; the pitch is modified by reaction with an unsaturated dicarboxylic acid or anhydride thereof, and at least on crosslinking agents selected from hydroxide of a Group I metal, and certain polyamines, polyalcohols and alcoholamines.
展开▼