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US 12,753,159 B2Granted
3-hydroxyadipic acid 3,6-lactone composition
AssigneeToray Industries, Inc.
InventorsDaijiro Tsukamoto, Kenji Kawamura, Katsushige Yamada
Life of this patent
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Abstract
A 3-hydroxyadipic acid-3,6-lactone composition includes 3-hydroxyadipic acid-3,6-lactone, and 3 to 30 parts by weight of α-hydromuconic acid with respect to 100 parts by weight of the 3-hydroxyadipic acid-3,6-lactone; and a method produces a 3-hydroxyadipic acid-3,6-lactone composition, the method including a step of heating 3-hydroxyadipic acid-3,6-lactone to obtain the 3-hydroxyadipic acid-3,6-lactone composition.
Claims4
A 3-hydroxyadipic acid-3,6-lactone composition comprising:
- 3-hydroxyadipic acid-3,6-lactone;
- and
- 3 to 30 parts by weight of α-hydromuconic acid with respect to 100 parts by weight of the 3-hydroxyadipic acid-3,6-lactone.
Dependencies are inferred from the claim text.