Decolorization treatment

Details Decolorization treatment Decolorization treatment

1979-08-08

1982-10-19

Daus, Donald G.

Organic compounds -- part of the class 532-570 series

Organic compounds

Sulfur containing

260399, 560 2, 560 4, 562512, 562594, 562597, 568 21, 568 62, C07C14918

Patent

active

043551831

ABSTRACT:
Inhibition of the formation of color bodies and color-forming materials and other contaminants and/or decolorization of discolored sulfur-containing organic compounds containing divalent sulfur by addition of a small amount of oxalic acid.

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patent: 3730339 (1973-05-01), Warner
Kirk-Othmer, Encyclopedia of Chem. Technology, vol. 14, (1967) pp. 356-357, 366-367.
L. Miall et al., A New Dictionary of Chemistry, pp. 427-428, Wiley and Sons, (1968).
A. Laudere et al., Chem. Abst. 70:100508k (1969).
E. Eberius, Chem. Abst. 70:40119x (1969).

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