Liquid absorbing material and method for making the same
US8227659B2 · kind B2 · utility
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10Claims
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Key dates
| Filing date | Aug 4, 2006 |
| Grant date | Jul 24, 2012 |
| Priority date | — |
| Expiry date | Mar 16, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/530693
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An improved material for liquid absorption including an absorbent material in particle form with a very low average particle size dispersed into a selected inert hydrophilic organic carrier which is solid at room temperature. The present invention also includes an improved process for manufacturing the material. Such liquid absorbing material can be utilized in the absorbent cores of disposable absorbent articles, such as sanitary napkins, panty liners, interlabial devices, tampons, disposable diapers, incontinence pads, wound dressings, nursing pads, and the like.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.