专利名称：Bitumen compositions
发明人：Gerritsen, Antonie Hermanus,Paroielle,
Pascal,Rabiot, Denis
申请号：EP90202230.0申请日：19900817公开号：EP0416682B1公开日：19941221
摘要：The invention provides bitumen compositions comprising bitumen and at leastone polymerised fatty acid contained in the bitumen, processes for their preparation andtheir use in bitumen emulsions and surface dressings suitable for roads.
申请人：SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.
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