Method of removing acids from reaction liquid of dimethyl dioxan

Details Method of removing acids from reaction liquid of dimethyl dioxan Method of removing acids from reaction liquid of dimethyl dioxan

1972-04-19

1977-07-12

Prescott, Arthur C.

Chemistry: electrical and wave energy

Processes and products

Electrostatic field or electrical discharge

204301, B01D 1302

Patent

active

040352714

ABSTRACT:
A method of removing acids from the aqueous reaction liquid wherein dimethyl dioxane is produced from isobutene and formaldehyde, characterized in that the aqueous reaction liquid is subjected to a two-step dialysis with a subsequent complete purification of the formed diluate by passing it through ion-exchange filters.

REFERENCES:
patent: 3063924 (1962-11-01), Gomella
patent: 3383245 (1968-05-01), Scallet et al.
patent: 3507764 (1970-04-01), Asahi et al.
patent: 3663417 (1972-05-01), Heit et al.
patent: 3673068 (1972-06-01), Seko et al.

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