1844. ------. [KEUNECKE, E.] (I. G. Farbenindustrie A. G.). [Oxidation Products of High-Molecular Paraffin Hydrocarbons.] German Patent 725,485, Aug. 6. 1942 (Cl. 12 o-11). Chem. Abs., vol. 37, 1943, p. 5893.

PATENTS

1844. ------. [KEUNECKE, E.] (I. G. Farbenindustrie A. G.). [Oxidation Products of High-Molecular Paraffins.] German Patent 725,485, Aug. 6, 1942 (Cl. 12 o-11). Chem. Abs., vol. 37, 1943, p. 5893.

Oxidation is carried out at <135°, using alkali manganates in the form of solutions as accelerators. They are mixed with a part or the entire quantity of the paraffin, and the mixture is heated to an elevated temperature before the oxidation is begun.

See also German Patent 721,945 (abs. 1843).

------. See abs. 3274, 3657.