发明名称 Resinous composition for the prolonged release of fragrant substances
摘要 A resinous composition for fragrant substances is provided which comprises an ethylene-vinyl acetate copolymer containing from about 5% to about 35% of vinyl acetate monomer, by weight, and a diffusing agent selected from the group consisting of benzyl benzoate, benzyl salicylate, and di-(lower alkyl)phthalates, and mixtures thereof. The diffusing agent is absorbed in the copolymer. When fragrant substances are enclosed in a container made from the resinous composition of the present invention or the composition of the present invention is impregnated with such fragrant substances, a well-balanced, mild fragrance, inherent to the fragrant substance employed, is uniformly released over a long period of time.
申请公布号 US4515909(A) 申请公布日期 1985.05.07
申请号 US19820426799 申请日期 1982.09.29
申请人 SAWANO, KIYOHITO;KOUICHI, RYUJIRO;OOTA, HIDEAKI;TAKANO, MASASHI;MOROE, MICHIO 发明人 SAWANO, KIYOHITO;KOUICHI, RYUJIRO;OOTA, HIDEAKI;TAKANO, MASASHI;MOROE, MICHIO
分类号 C08L23/00;A47G35/00;A61L9/01;A61L9/04;C08K5/10;C08K5/12;C08L23/08;C08L31/04;C08L101/00;(IPC1-7):A61L9/01 主分类号 C08L23/00
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