ABSTRACT

U.S. Patents 2,369,559; 2,429,134 (Jasco): 2,788,378 (Polymer Corp.); 2,847,487; 2,985,697; 3,192,282 (Esso).

Morrell, C.E., Palz, W.J., Packie, J.W., Asbury, W.C., and Brown, C.L.,

Trans. Am. Inst. Chem. Eng.,

473. Weissermel, K. and Arpe, H.-J.,

Industrial Organic Chemistry

, 4th ed., translated by C.R. Hindley and S. Hawkins, Wiley-VCH, Weinheim, Germany, 2003, 110.