Laminated absorbent product
US5451467A · kind A · utility
3Cited by
7References
6Claims
0Family size
Inventor
Key dates
| Filing date | Jun 25, 1992 |
| Grant date | Sep 19, 1995 |
| Priority date | — |
| Expiry date | Jun 25, 2012 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/699
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to thermoplastic membranes which are selectively permeable to water or water vapor and which can be simply produced by the lamination of a thermoplastic sheet onto an absorbent material at or around the glass transition temperature of the thermoplastic.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.