Personal care articles
US6428799B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 19, 1999 |
| Grant date | Aug 6, 2002 |
| Priority date | — |
| Expiry date | Nov 19, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47K7/03
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
The present invention relates to a substantially dry, disposable personal care article suitable for cleansing and/or therapeutically treating comprising a water insoluble substrate which comprises a non-scouring, lofty, low density batting layer which comprises synthetic fibers and wherein said batting layer exhibits a number of physical properties either individually or in combination which are believed to contribute to the overall effectiveness of the personal care article of the present invention. The physical properties of the batting include a Lather Permeability of at least 0.2 g/sec at 7 cm H2O, a Lather Permeability Critical Pressure of less than about 4 cm H2O, an Air Permeability of at least 900 ft3/min/ft2, a Compression Relaxation Hysteresis Value of from about 25% to about 60%, and an Abrasiveness Value of greater than about 15. These articles have been found to be particularly useful for personal cleansing applications, namely for the skin and hair.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.