1,3-butylene glycol product
AssigneeDaicel Corporation
InventorsKatsuya MARUO, Satoshi KUSAKABE, Hirotoshi KITAMURA, Tomoko NISHIMURA, Masahiko SHIMIZU, Youji SUZUKI
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Abstract
To yield a high-purity 1,3-butylene glycol product that is colorless and odorless (or almost colorless and odorless) and unlikely to cause or increase coloration and odor over time. A 1,3-butylene glycol product containing 1,3-butylene glycol, wherein a sum of contents of acetaldehyde, crotonaldehyde, methyl vinyl ketone, acetone, formaldehyde, butylaldehyde, acetaldol, 1-hydroxy-3-butanone, 2-butanol and compounds represented by Formulas (1) to (10) below is less than 65 ppm.
Claims20
A 1,3-butylene glycol product comprising 1,3-butylene glycol, wherein a sum of contents of acetaldehyde, crotonaldehyde, methyl vinyl ketone, acetone, formaldehyde, butylaldehyde, acetaldol, 1-hydroxy-3-butanone, 2-butanol, a compound represented by Formula (1), a compound represented by Formula (2), a compound represented by Formula (3), a compound represented by Formula (4), a compound represented by Formula (5), a compound represented by Formula (6), a compound represented by Formula (7), a compound represented by Formula (8), a compound represented by Formula (9), and a compound represented by Formula (10) is less than 65 ppm;
Dependencies are inferred from the claim text.