Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Koji Hirano0
Yasushi Sasaki0
Yasushi Fujita0
Fumitake Mori0
Toshihiro Tanaka0
Date of Patent
June 26, 2018
0Patent Application Number
147600620
Date Filed
January 17, 2014
0Patent Citations Received
Patent Primary Examiner
Patent abstract
Provided is a fragrance-retaining fiber that, after absorption of a fragrance component, retains the fragrance even though a long period of time has passed. In particular, provided is a fragrance-retaining polyurethane-based fiber having, 48 hours after absorption of a fragrance component, a total fragrance component emission of from 0.1 μg/g·h to 1000 μg/g·h.
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