Procedure for the obtaining of a new synthetic, white and colored asphalt. (Machine-translation by Google Translate, not legally binding)

摘要

Procedure for obtaining a new synthetic asphalt in white and in colors, characterized essentially by having made a mixture composed of: 5 parts of vegetable oils; 250 part calcium carbonate; 10 parts of mineral oils; one hundred and twenty-five parts of gomo-resins; 485 parts of silica; 100 parts of barium result and 25 parts of calcium sulfate. (Machine-translation by Google Translate, not legally binding)