Extensible laminate having improved stretch properties and method for making same
US7320948B2 · kind B2 · utility
26Cited by
104References
46Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 20, 2002 |
| Grant date | Jan 22, 2008 |
| Priority date | — |
| Expiry date | Sep 8, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/679
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An extensible laminate having improved set and hysteresis is disclosed. The extensible laminate includes an extensible nonwoven web laminated to an elastomeric sheet that have been mechanically stretched in the cross direction after lamination. A method for making the extensible laminate includes laminating an extensible nonwoven web to an elastomeric sheet to form a laminate and mechanically stretching the laminate in a cross direction by at least about 50 percent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.