We are committed to delivering the most comfortable single-use absorbent hygiene products in terms of softness, skin health, and auditory discretion (low noise generation). One primary way this could be achieved is if the film layer could be eliminated from the outercover of the product. Today the film laminate provides key benefits by serving as a fluid barrier as well as imparting resistance to staining. For filmless solution, we need to be able to continue to achieve comparable performance on these key attributes (barrier and staining) as well as ensuring that the handfeel/drape and breathability is not negatively impacted. Elimination of film should also positively impact cost structure vs baseline product, so solutions which lead to a cost increase will not be considered.
Past attempts to deliver this (filmless outercover) have required fabric changes in order to meet barrier properties that were so significant that the product stiffness/rigidity was unacceptable in use.
Advancing these materials to achieve performance comparable to that of a film-containing laminate would enable the creation of diapers or other hygiene products that are comfortable, durable, and discrete (in terms of being “whisper quiet) while enabling a shift toward improved skin health.
To achieve our goals, we need to deliver a nonwoven that can be used to replace the current Spunbond-Film outercover.
We are looking for a filmless outercover that delivers consumer benefit via improved skin health, parity(+) softness, and an improved consumer experience by reducing product noise. At the same time, the design must maintain the core attributes including fluid barrier and stain masking. The goal is to enable a quieter, softer, and more skin-friendly outercover at a lower cost without compromising protection or visual cleanliness.
We are interested in nonwoven structures such as spunbond, spunlace, carded webs, or SMS composites. Fluid barrier needs will vary by use case ranging from 50 – 90 mbar hydrohead. Key will be to maintain softness and drapability so will be targeting Cup Crush of < 50 g. Other key product benefit will be in stain masking with goal to match today’s performance. Beyond raw materials, properties can be influenced by fiber size, structure and chemistry / surface treatments. We have existing expertise in treatments that we can use to fine tune fluid handling.
Our passion for creating essentials for a better life for people everywhere has driven us to invent five of our eight major consumer product categories: facial tissue, paper towels, toilet paper on a roll, feminine pads and disposable training pants.
At Kimberly-Clark, the insights gained from our customers, shoppers and users drive us to continuously explore new ways to create innovative product and design solutions across our brands and increase our speed to market with new-to-the-world essential solutions.
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