A fragrance-delivery composition comprising boron and...

B - Operations – Transporting – 01 – J

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B01J 13/02 (2006.01) A61K 8/11 (2006.01) A61Q 5/00 (2006.01) C11D 7/26 (2006.01)

Patent

CA 2732968

An aqueous composition is provided having a pH of from about 2.0 to about 5.7 to about 12.8 and comprising boron or persulfate ion-crossl inked polyvinyl alcohol microcapsules. A method of delivering a fragrance to a substrate is further provided comprising applying to the substrate an aqueous composition comprised of fragrance-containing, boron or persulfate ion-crossl inked, polyvinyl alcohol microcapsules, as well as a method of cleaning a substrate comprising applying to the substrate an aqueous composition comprised of fragrance-containing, boron or persulfate ion-crosslinked, polyvinyl alcohol microcapsules together with at least one cleaning component.

L'invention concerne une composition aqueuse présentant un pH compris entre environ 2 et environ 5,7 et environ 12,8 et contenant des microcapsules d'alcool polyvinylique réticulé par des ions de bore ou de persulfate. L'invention concerne également un procédé de diffusion d'un parfum dans un substrat, consistant à appliquer sur ce substrat une composition aqueuse constituée de microcapsules d'alcool polyvinylique réticulé par des ions de bore ou de persulfate, contenant du parfum, ainsi qu'un procédé de nettoyage de substrat, consistant à appliquer sur le substrat une composition aqueuse constituée de microcapsules d'alcool polyvinylique réticulé par des ions de bore ou de persulfate, contenant du parfum, associée à au moins un composant de nettoyage.

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