Process and apparatus for forming nonwovens within a forming chamber
US5227107A · kind A · utility
92Cited by
28References
38Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 14, 1992 |
| Grant date | Jul 13, 1993 |
| Priority date | — |
| Expiry date | Sep 14, 2012 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/668
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to a multicomponent fibrous nonwoven structure and the process and apparatus for producing the same. More specifically, the present invention relates to a process for forming nonwoven materials using a forming chamber in conjunction with multiple fiber sources and a forming surface to create multicomponent nonwoven materials with varying features. The materials so produced are suitable for use in a wide variety of applications including personal care products such as diapers, feminine pads and adult incontinence products.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.