Time release fragrance sachet, method of using same and...

Details Time release fragrance sachet, method of using same and... Time release fragrance sachet, method of using same and...

A - Human Necessities

61

L

A61L 9/04 (2006.01) A45D 37/00 (2006.01) A61L 9/12 (2006.01) B65D 75/30 (2006.01)

Patent

CA 2328186

Described is a time release fragrance sachet for air freshening, particularly for use in clothing storage cabinets. The sachets comprise a container fabricated from a substance either sufficiently porous for perfumes to pass therethrough or having openings capable of permitting fragrances to pass through the walls thereof. The sachets each contain thermoplastic particles which have contained in the interstices thereof fragrance materials. The polymer particles can be foamed particles produced using chemical blowing agents or direct gas extrusion processes. Also described are methods for fabricating such sachets and methods of using same.

L'invention concerne un sachet parfumé à libération progressive servant de désodorisant, ce sachet étant destiné à être utilisé en particulier dans des meubles permettant de ranger des vêtements. Les sachets de cette invention se présentent sous la forme d'un contenant fabriqué à partir d'une substance soit suffisamment poreuse pour laisser passer un parfum, soit pourvue d'orifices permettant à une fragrance de traverser les parois dudit contenant. Ces sachets contiennent chacun des particules thermoplastiques présentant des interstices qui renferment des substances parfumées, ces particules polymères pouvant notamment être des particules moussantes produites à l'aide d'agents chimiques gonflants ou fabriquées selon un processus d'extrusion par gaz. L'invention concerne également les procédés de fabrication de ces sachets, ainsi que les procédés d'utilisation de ces derniers.

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