Unitary absorbent system
US6734335B1 · kind B1 · utility
109Cited by
39References
71Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 4, 1999 |
| Grant date | May 11, 2004 |
| Priority date | — |
| Expiry date | Jun 4, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/249949
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A unitary absorbent composite having a plurality of strata is disclosed. In the composite, adjacent strata are separated by a transition zone integrally connecting the strata. Each stratum includes fibers and a binder, and the transition zone includes fibers from adjacent strata. Method for forming the unitary composite are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.