RECOVERING TALL-OIL SOAP FROM KRAFT BLACK LIQUOR

As a tall-oil-soap skimming aid, there is added to black liquor resulting from the pulping of coniferous trees a terpolymer of (a) an alpha-beta-unsaturated acid, (2) an alkylate of an alpha-beta-unsaturated acid, and (3) allyl alcohol. The acid contains 3 to 4 carbon atoms and comprises about 60 to...

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Bibliographische Detailangaben
Hauptverfasser: J.V. OTRHALEK, G.S. GOMES, G.H. ELFERS
Format: Patent
Sprache:eng
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