C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/628.1, 260/6
C07C 29/10 (2006.01) C07C 31/20 (2006.01)
Patent
CA 1312095
ABSTRACT OF THE DISCLOSURE Continuous production of 1,2-diols by saponification of aliphatic, linear or branched epoxides containing 8 to 30 carbon and high-molecular cycloaliphatic epoxides with water and an acid catalyst at pressures of 1 to 5 bars, using a vapour and liquid mixture of a solubilizing intermediary being stationary in a column. The yields obtained are high while the degree of purity is good. The water used can be recycled as such.
545071
Maurer Helmut
Prescher Gunther
Siegmeier Rainer
Aktiengesellschaft Degussa
Marks & Clerk
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