Montan waxes from brown coal must be
deresinified, oxidatively bleached, and esterified
(optional) [4], [5]. Oxidation of the waxes consists
of several consecutive reactions; the first
three steps (oxidation of resins and dark- colored
substances, saponification of montan waxes, oxidation
of wax alcohols) are desirable, whereas
the fourth (oxidative degradation of wax acids)
is not
Montan waxes from brown coal must be
deresinified, oxidatively bleached, and esterified
(optional) [4], [5]. Oxidation of the waxes consists
of several consecutive reactions; the first
three steps (oxidation of resins and dark- colored
substances, saponification of montan waxes, oxidation
of wax alcohols) are desirable, whereas
the fourth (oxidative degradation of wax acids)
is not
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