Process for production of glycidol
First Claim
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1. A process for producing glycidol, comprising the steps of:
- (1) reducing a content of a salt having a weak acidity in glycerol carbonate to 1500 ppm by mass or less; and
(2) obtaining the glycidol from the glycerol carbonate.
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Abstract
The present invention relates to a process for producing glycidol from glycerol carbonate as a raw material with a high yield. The process for producing glycidol according to the present invention includes the steps of (1) reducing a content of a salt having a weak acidity in glycerol carbonate to 1500 ppm by mass or less; and (2) obtaining the glycidol from the glycerol carbonate.
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6 Claims
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1. A process for producing glycidol, comprising the steps of:
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(1) reducing a content of a salt having a weak acidity in glycerol carbonate to 1500 ppm by mass or less; and (2) obtaining the glycidol from the glycerol carbonate. - View Dependent Claims (2, 3, 5)
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4. A process for producing glycidol, comprising the steps of:
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(1) reducing a content of a salt having a weak acidity in glycerol carbonate to 1500 ppm by mass or less; and (2) obtaining the glycidol from the glycerol carbonate; wherein the glycerol carbonate is subjected to adsorption treatment to reduce the content of the salt having a weak acidity therein.
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6. A process for producing glycidol, comprising the steps of:
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(1) reducing a content of a salt having a weak acidity in glycerol carbonate to 1500 ppm by mass or less; and (2) obtaining the glycidol from the glycerol carbonate; wherein the salt having a weak acidity is a sulfate, a sulfonate or a trifluoromethanesulfonate which comprises at least one cation selected from the group consisting of a zinc ion, a magnesium ion and a manganese ion.
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Specification