A bituminous composition comprising polymers.

摘要

The invention relates to a bituminous composition having improved stability and comprising:
<UnorderedLists id="ula01" listStyle="none"><ListItem>(a) 100-30%w of a mixture of
<UnorderedLists id="ula02" listStyle="none"><ListItem>(1) 40-99.8%w of a bituminous component having a penetration of less than 800 (0.1 mm) at 25 °C,</ListItem><ListItem>(2) 0.1-50%w of a block copolymer having at least one thermoplastic monoalkenyl arene polymer block A and at least one elastomeric conjugated diene block B, and</ListItem><ListItem>(3) 0.1-10.0%w of a polystyrene-poly(ethylene-propylene) diblock copolymer.</ListItem></UnorderedLists></ListItem><ListItem>(b) 0-70%w of a filler.</ListItem></UnorderedLists>