METHOD OF PRODUCING FATTY ALCOHOLS FROM VEGETABLE OILS BY FRACTIONAL DISTILLATION

摘要

PCT No. PCT/EP94/03348 Sec. 371 Date May 9, 1996 Sec. 102(e) Date May 9, 1996 PCT Filed Oct. 12, 1994 PCT Pub. No. WO95/11210 PCT Pub. Date Apr. 27, 1995Fatty alcohols of the formula I R1OH (I) wherein R1 is a saturated or unsaturated, linear or branched aliphatic radical having from about 8 to about 22 carbon atoms are made by an improvement in the process which comprises hydrogenating a fatty acid, a fatty acid methyl ester or a combination thereof to form a fatty alcohol. The improvement comprises removing a head fraction from the fatty acid, the fatty acid methyl ester or the fatty alcohol in such a quantity that the fatty alcohol has an iodine value of from about 20 to about 110 and less than about 4.5% by weight of conjugated compounds.