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.
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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 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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