Zusatzmittel zur Verminderung bzw. Verhinderung des Zusammenbackens von Natriumchlorid oder Natriumchlorid enthaltenden Stoffgemischen

摘要

An additive that cannot be washed out, is (per kg. NaCl) a solution, colloidal solution, suspension or emulsion of 0.5 x 10-4 - 1.0 x 10-2 mole, (pref. 0.2 - 1.0 x 10-3) of alkali-metal hexacyanoferrate (II) and 1.5 x 10-4 - 1.0 x 10-1 mole (pref. 1.5 x 10-3 - 1.0 x 10-2) of Zn compounds (calculated as Zn), in a molar ratio 1:0.8-1.4.