Mit Phosphorverbindungen und einer Polyolefinezusammensetzung modifiziertes Bitumen
摘要
A bituminous mixture having improved physical properties is obtained by adding to a bitumen a polyphosphoric acid (I) containing phosphorus, calculated as P2O5, in amount from 80% to 87% by weight, and a polymer composition (II) comprising (A) a propylene homopolymer or copolymer, (B) optionally an ethylene copolymer fraction insoluble in xylene at ambient temperature and (C) a copolymer fraction soluble in xylene at ambient temperature.
申请公布号
DE69508035(D1)
申请公布日期
1999.04.08
申请号
DE1995608035
申请日期
1995.10.25
申请人
MONTELL NORTH AMERICA INC., NEW CASTLE, DEL., US
发明人
GIAVARINI, CARLO, I-00184 ROMA, IT;SANTARELLI, MARIA LAURA, I-00151 ROMA, IT;SCARSELLA, MARCO, I-00137 ROMA, IT;BRAGA, VITTORIO, I-44100 FERRARA, IT