C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 3/18 (2006.01) E01C 11/24 (2006.01)
Patent
CA 2027654
ABSTRACT Preparation of a fine-grained mixture having hydrophobic properties and a grain size substantially less than 0.2 mm and preferable less than 0.1 mm for asphalt-treatment and de-icing, having a hydrophobic component with a hydrophilic component of at least 50% by weight of the mixture and having 55-99.5 % by weight of a residual salt which results from the production of glycerol and 45-0.05% by weight of an additive consisting of salts, oxides, hydroxides, and combinations thereof, in the moist condition and at least partially ground with the residual salt, and containing alkali-earth metal or other non-alkali metals as cations.
Friedrich Otto J.
Kamereit Wilhelm
Schmitt Oskar M.
Siegmund Werner
Weidmann Volker
Fetherstonhaugh & Co.
Mannesmann Aktiengesellschaft
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