Composite for on demand fragrance delivery and related method of manufacture

摘要

A composite for on demand release of fragrance, comprising a foam layer imbibed with fragrance; a top polymer layer, impermeable to said fragrance but containing perforations; and a bottom double sided film adhesive layer with a releaser liner on the outside surface; such that said foam layer is in between said top and bottom layer and when compressed by a user said fragrance is released thru the perforations in said top layer. Related method of manufacture and use of the composites in a book are also provided.

主权项

1. A method of making fragrance coupons comprising the steps of:
immersing a foam material which is an open cell reticulated structure in a bath of fragrance, wherein said open reticulated structure holds the fragrance; passing said foam material thru at least one nip roller to remove excess fragrance; providing a top polymer layer wherein cavities are formed by vacuum in the top polymer layer; and a bottom film adhesive layer with release liner such that said foam material is placed within said cavities and sandwiched between said top layer and said film adhesive layer to form a laminate which is then die cut to the desired size to produce the coupon; wherein the coupon provides release of the fragrance only when compressed.