FIELD: organic compound technology.
SUBSTANCE: invention relates to improved method of reducing content of aldehydes in ethylene glycol containing up to 2000 ppm aldehydes comprising bringing glycol in liquid phase into contact with solid high-acidic cation-exchange resin.
EFFECT: reduced content of aldehydes and improved transmission characteristics in UV region.
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Authors
Dates
2005-11-20—Published
2001-06-29—Filed