SUSTAINED RELEASE PREPARATION

摘要

PROBLEM TO BE SOLVED: To sustainably release a volatile substance such as perfume uniformly over a long period. SOLUTION: Contents (14) containing the volatile substance is gelled or preferably oil-gelled so that it has few fluidity of 90 seconds to 24 hours or 90 seconds to 12 hours preferably, or 90 seconds to 30 minutes more preferably at the movement time of 30 mm in a fluidity confirmation test.