Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1973-10-16
1976-06-08
Mars, Howard T.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
260410, 260615B, 260DIG15, 260DIG24, 252 52R, 252 55A, 252 56R, 252351, 149 88, C07L 4112
Patent
active
039623475
ABSTRACT:
Method at recovery of pure 3,3,7,7-tetrahydroxymethyl-5-oxanonane from a distillation residue obtained at the production of trimethylolpropane, wherein the 3,3,7,7-tetrahydroxymethyl-5-oxanonane is crystallized by a simple crystallization from a salt containing aqueous solution of the distillation residue having a specially favorable salt proportion.
REFERENCES:
patent: 3658919 (1972-04-01), Daniel
patent: 3740322 (1973-06-01), Wada et al.
patent: 3776963 (1973-12-01), Zey et al.
Mars Howard T.
Perstorp AB
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