Color of tall oil fractions by treating soap skimmings

Details Color of tall oil fractions by treating soap skimmings Color of tall oil fractions by treating soap skimmings

1991-07-31

1992-07-21

Kight, III, John

Chemistry: natural resins or derivatives; peptides or proteins;

Natural resins or derivatives

Recovery of tall oil or derivatives from papermaking waste,...

530205, 530230, C09F 100

Patent

active

051323990

ABSTRACT:
The color and color stability of tall oil fractions are improved and the odor and sulfur content are reduced by treating the heated black liquor soap skimmings prior to acidulation with 1.0 to 1.5 wt. % hydrogen peroxide for at least one minute.

REFERENCES:
patent: 1887246 (1932-11-01), Pyhala

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