Title: Tall Oil
Additional Names: Liquid rosin; Acintol C; tallol; talleol
Literature References: "Tall" is Swedish for "pine". A by-product of the wood pulp industry. Usually recovered from pine wood "black liquor" of the sulfate or kraft paper process. Contains rosin acids, oleic and linoleic acids. Long chain alcohols and small amounts of sterols, especially phytosterol, have also been found. Comprehensive collection of 1660 abstracts: J. Weiner, Tall Oil (The Institute of Paper Chemistry, Appleton, Wisconsin, 3rd ed., 1959) 450 pp; J. Weiner, J. Byrne, 1st supplement (1965).
Properties: Dark brown liquid. Acrid odor similar to that of burnt rosin. d 0.95 to 1.0. nD20 ~1.5. Acid no. 170-180. Sapon no. 172-185. Iodine no. 120-188. Fatty acids 50-60%. Rosin acids 34-40%. Unsaponifiable matter 5-10%.
Index of refraction: nD20 ~1.5
Density: d 0.95 to 1.0
Use: Mfg soap pastes, flotation agents, greases, paint, alkyd resins, linoleum, soaps, fungicides, asphalt emulsions, rubber formulations, cutting oils, sulfonated oils. Review of possible uses: Cannon, Chem. Eng. 61, 142 (June 1954). |