Method for enhancing asphalt properties

Details Method for enhancing asphalt properties Method for enhancing asphalt properties

C - Chemistry, Metallurgy

10

G

C10G 9/00 (2006.01) C10C 3/06 (2006.01)

Patent

CA 2389243

The invention relates to a method for making an asphalt product having an enhanced flash point and lower volatility, comprising vacuum distilling in vacuum distillation zone (9) a blend of high boiling petroleum fraction having an initial boiling point of at least 270 °C and a crude to produce a product asphalt having a flash of from 265 °C to 300 °C.

L'invention concerne un procédé permettant de produire un produit d'asphalte ayant un point d'éclair amélioré et une volatilité inférieure, consistant à distiller sous vide un mélange d'une fraction de pétrole à point d'ébullition élevé, ayant un point d'ébullition initial d'au moins 270 ·C, et un brut afin de produire un produit d'asphalte ayant un point d'éclair compris entre 250 ·C et 300 ·C.

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