To designate the chip of wood which possesses the ligneous powder body which is superior in aroma sustained-release and the resin

摘要

PROBLEM TO BE SOLVED: To provide ligneous powders which are prevented a loss of a fragrance component by volatilization even when the powders are kneaded and molded with a resin and also slowly releases the fragrance component from a resin molded product. SOLUTION: The ligneous powder having excellent sustained fragrance releasability is allowed to have a wood flour having a fragrance component as the core and a film of a cellulose derivative having undergone surface treatment of sustained fragrance releasability as the shell.