Title:
MIXED MATERIALS FOR MAKING ROAD PAVING MATERIAL WHICH PREVENTS ICEEFORMING AND MELTS SNOW
Document Type and Number:
Japanese Patent JPS5265784
Kind Code:
A
Abstract:
1503248 De-icing additive for road surfacing materials PLASTIROUTE SA 22 Nov 1976 [25 Nov 1975] 48569/76 Addition to 1471466 Heading C4X [Also in Division El] A road surface additive'comprises a mixture of discrete particles of a halide and an alkali metal hydroxide in the ratio of 90 to 97 parts by weight of halide for 3 to 10 parts by weight of hydroxide, the particles having substantially water-tight coatings which are inert to the halide and hydroxide and heat-resistant at temperatures to which the admixed additive may be subjected for formation of a road surface layer and which coatings can be mechanically destroyed to expose the particles, at the surface of a road incorporating the additive, to prevent ice formation and melt snow on the surface, and the additive further comprising 0À01 to a maximum of less than 0À15 parts by weight of particles of calcium hydride.
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Inventors:
ROBAATO DEYUBOWA
Application Number:
JP14077976A
Publication Date:
May 31, 1977
Filing Date:
November 25, 1976
Export Citation:
Assignee:
PLASTIROUTE SA
International Classes:
C09K3/18; E01C7/18; E01C11/24; (IPC1-7): C09K3/18; E01C7/18; E01H5/00