发明名称 PROCESS FOR PREPARING BITUMEN COMPOSITIONS
摘要 The present invention provides a process for preparing a bitumen composition which comprises mixing at an elevated temperature an oxidised bitumen having a penetration index of at least 0 with a thermoplast ic rubber which is present in an amount of less than 5 wt.%, based on total bitumen composition; bitumen compositions obtainable by such process; and the use of such bitumen compositions in asphalt mixtures for road applications.
申请公布号 CA2252453(C) 申请公布日期 2009.11.24
申请号 CA19972252453 申请日期 1997.05.16
申请人 SHELL CANADA LIMITED 发明人 VAN GOOSWILLIGEN, GERRIT;STEERNBERG, KOEN;BAANDERS, RUDOLF
分类号 C08L95/00 主分类号 C08L95/00
代理机构 代理人
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