FIELD: chemistry.
SUBSTANCE: invention relates to cation-active adhesive additives to bitumen and can be used in making roads, aeodromes etc. The invention relates to a cation-active adhesive additive to bitumen, which is a product of reacting an acid and a base component. The acid component is distilled tall oil and the base component is polyethylenepolyamine or triethanolamine. The additive also contains bitumen, with the following ratio of components, wt %: distilled tall oil - 15.0 to 45.0; polyethylenediamine or triethanolamine - 10.0 to 40.0; oil bitumen - 15.0 to 75. The invention also relates to a method of producing cation-active adhesive additive.
EFFECT: retention of stability of adhesive properties of bitumen which contains this additive during storage, ie stability of bond index of bitumen with the surface of the mineral material of the road concrete mix.
3 cl, 6 ex, 1 tbl
Title | Year | Author | Number |
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Authors
Dates
2009-11-27—Published
2007-11-23—Filed