Asphalt composition

C - Chemistry – Metallurgy – 08 – L

Patent

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400/1611

C08L 95/00 (2006.01) C08K 3/06 (2006.01) C08L 25/10 (2006.01)

Patent

CA 1321276

ABSTRACT A novel asphalt composition consisting of from 95% to 97% w/w of asphalt, said asphalt having a penetration range at 25°C between about 240 dmm and about 400 dmm, from 3% to 5% w/w of a styrene-butadiene-styrene block copolymer and from 0.08% to 0.12% w/w of sulphur calculated on the combined weight of asphalt and polymer. The composition is useful in hot mixes for road surface courses and in overlays.

557341

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