Tearable elastic composite article and method of manufacture
US7135213B2 · kind B2 · utility
3Cited by
11References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 31, 2003 |
| Grant date | Nov 14, 2006 |
| Priority date | — |
| Expiry date | Nov 17, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/602
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An elastic composite article and methods of manufacturing the same are disclosed. The elastic composite article includes a pair of coverwebs, a plurality of elastic filaments located between the pair of coverwebs. One or both of the pair of coverwebs is a nonwoven fibrous coverweb with a tear pattern of weakened areas formed therein. The tear patterns are formed before the coverwebs are attached to each other to form the elastic composite article.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.