Water-in-oil bitumen dispersions reaches and prepares the method for paving compositions by it

Water-in-oil bitumen dispersions reaches and prepares the method for paving compositions by it

  • CN 101,857,396 A
  • Filed: 03/26/2007
  • Published: 10/13/2010
  • Est. Priority Date: 03/28/2006
  • Status: Active Application
First Claim
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1. bituminous matter composition wherein based on the gross weight of described composition, comprising:

  • (a) pitch of 1.5wt%~

    9.5wt%,(b) surfactant package of 0.001wt%~

    0.2wt% weight, described surfactant package be characterised in that its 26 ℃

    of temperature and under less than the aqueous concentration of 0.1wt% the interfacial tension between pitch and the water less than 40 dyne/cm,(c) water of 0.06wt%~

    2.5wt%;

    With(d) 90wt%~

    98wt%'"'"'s gathers materials.

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