TALL OIL:
Tall oil is recovered from the papermaking
industry. One or more components are separated from the tall oil.
Tall oil is a by-product of the wood pulp industry and is usually recovered from
Pine wood of the sulfate or kraft paper process. A typical composition of tall
oil includes 50-60% fatty acids (e.g. oleic, linoleic, etc.), 34-40% rosin
acids, and 5-10% non-fatty acids, such as long chain alcohols and sterols.