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Nonwoven having improved softness signals, and methods for manufacturing
US2016367408A1 · US · A1
| Field | Value |
|---|---|
| Publication number | US-2016367408-A1 |
| Application number | US-201615251888-A |
| Country | US |
| Kind code | A1 |
| Filing date | Aug 30, 2016 |
| Priority date | Aug 20, 2010 |
| Publication date | Dec 22, 2016 |
| Grant date | — |
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Abstract
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A method of manufacturing a nonwoven including the steps of: forming a nonwoven web substantially comprised of continuous fibers; applying a bonding pattern to said nonwoven web using a smooth roll and a calender roll wherein said bonding pattern comprises a pattern having unbonded areas; and subjecting the side of said nonwoven web contacted by said smooth roll to a hydraulic treatment at a pressure of between 25 and 75 bars and a total energy of about 0.01-0.04 kwhr/kg., wherein said continuous fibers are comprised of between 97% and 98.5% by weight of an olefin resin comprising substantially of polypropylene and between 1.5% and 3% by weight of a whitener.
First claim
Opening claim text (preview).
What is claimed is: 1 . A method of manufacturing a nonwoven comprising the steps of: forming a nonwoven web substantially comprised of continuous fibers; applying a bonding pattern to said nonwoven web using a smooth roll and a calender roll wherein said bonding pattern comprises a pattern having unbonded areas; and subjecting the side of said nonwoven web contacted by said smooth roll to a hydraulic treatment at a pressure of between 25 and 75 bars and a total energy of ab…
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Cross-Sectional Technologies · mapped topic
Human Necessities · mapped topic
Human Necessities · mapped topic
Cross-Sectional Technologies · mapped topic
Human Necessities · mapped topic
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Frequently asked questions
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- What does patent US2016367408A1 cover?
- A method of manufacturing a nonwoven including the steps of: forming a nonwoven web substantially comprised of continuous fibers; applying a bonding pattern to said nonwoven web using a smooth roll and a calender roll wherein said bonding pattern comprises a pattern having unbonded areas; and subjecting the side of said nonwoven web contacted by said smooth roll to a hydraulic treatment at a pr…
- Who is the assignee on this patent?
- First Quality Nonwovens Inc, Procter & Gamble
- What technology area does this patent fall under?
- Primary CPC classification A61F13/5148. Mapped technology areas include Human Necessities.
- When was this patent published?
- Publication date Thu Dec 22 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).