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    • 1. 发明申请
    • METHOD OF RECLAIMING RUBBER WASTE
    • 回收橡胶废料的方法
    • WO2004031277A1
    • 2004-04-15
    • PCT/CZ2003/000053
    • 2003-10-03
    • MOJZIS, Miroslav
    • MOJZIS, Miroslav
    • C08J11/10
    • C08J11/18C08C19/08C08J2321/00C08L9/00Y02W30/706
    • In a method of reclaiming rubber waste by which the rubber is first crushed and then devulcanized the rubber crumbs are mixed with a polymeric softener elected from the group of liquid polybutadienes with addition 1,2 - 1,4 having a molecular weight ranging from 250 to 10000 and such a mixture comprising 4 to 20% by weight of a softener and 95 to 80% by weight of rubber crumbs is exposed to a compressive, shear and heat stress at a temperature ranging from 190 to 280 °C. Before the exposing the mixture to the compressive and shear stress the mixture is allowed to swallow for 24 to 80 hours at a temperature 15 to 200 °C.
    • 在回收橡胶废料的方法中,橡胶首先被粉碎然后脱硫,将橡胶屑与从液体聚丁二烯组合中选出的聚合柔软剂混合,加入分子量为250〜 10000,并且包含4至20重量%的软化剂和95至80重量%的橡胶屑的这种混合物在190-280℃的温度下暴露于压缩,剪切和热应力。 在将混合物暴露于压缩和剪切应力之前,使混合物在15至200℃的温度下吞咽24至80小时。