High performance asphalt using alkyl aromatic sulfonic acid...

Details High performance asphalt using alkyl aromatic sulfonic acid... High performance asphalt using alkyl aromatic sulfonic acid...

C - Chemistry, Metallurgy

08

L

C08L 95/00 (2006.01)

Patent

CA 2512192

Disclosed is a high performance asphalt comprising a mixture of low to moderate performance asphalt with linear or branch chain alkyl substituted aromatic sulfonic acid. The high performance asphalt is made by mixing the low to moderate performance asphalt with 1 to 10 wt% linear or branched chain C8-C48 alkyl substituted aromatic sulfonic acid at a temperature of 175°C and less.

On décrit du bitume haute performance composé d'un mélange d'asphalte de faible à moyenne performance avec un acide sulfonique aromatique portant un substituant alkyle à chaîne linéaire ou ramifiée. On obtient le bitume haute performance en mélangeant l'asphalte de faible à moyenne performance avec un acide sulfonique aromatique portant un substituant alkyle en C4 à C8 à chaîne linéaire ou ramifiée à une température de 175 degrés Celsius ou moins.

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