The package includes a sealant, a first tie layer coating the sealant, and an outer substrate laminated to the sealant via the first tie layer. The sealant has a thickness of about 1μιη to about 750μιη and a biobased content of at least about 85%, said P&G in the patent.
The first tie layer, coating the sealant, includes an adhesive with a thickness of about 1μιη to about 20μιη, and optionally having a biobased content of at least about 95%, it added.
Tags: sustainability, virgin polymer, lamination, renewable resources, cosmetics, skin care products
Source: FoodProduction Daily, 2012-11-19.