Disposable absorbent article employing odor reduction layer containing metalphthalocyanine material
US6960702B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 5, 2000 |
| Grant date | Nov 1, 2005 |
| Priority date | — |
| Expiry date | Jul 31, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F13/8405
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention is directed to a disposable absorbent article. The disposable absorbent article of the present invention includes a fluid storage layer disposed between the topsheet and backsheet and having a body-facing surface and a garment-facing surface opposing the body-facing surface. The fluid storage layer contains a superabsorbent material. The disposable absorbent article further includes an odor reduction layer disposed at either the body-facing surface side or the body-facing surface side of the fluid storage layer. The odor reduction layer contains a metalphthalocyanine material. The disposable absorbent article further includes an isolation means disposed between the superabsorbent material and the odor reduction layer for isolating the metalphthalocyanine material from contacting at least a part of the superabsorbent material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.