Moisture-permeable waterproof fabric and release sheet-attached moisture-permeable resin film used for production of moisture-permeable waterproof fabric
US6794003B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 1, 2001 |
| Grant date | Sep 21, 2004 |
| Priority date | — |
| Expiry date | Jul 6, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/674
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A moisture-permeable waterproof fabric comprising a textile fabric and a moisture-permeable resin film containing a non-porous urethane resin layer formed on at least one side thereof, wherein the moisture-permeable waterproof fabric has a moisture permeability of 15,000 g/m2·24 hr or greater according to the potassium acetate method, a moisture condensation of no more than 5 g/m2·hr and a water pressure resistance of 20,000 mmH2O or greater, and a release-sheet attached moisture-permeable resin film comprising a release sheet and a moisture-permeable resin film formed thereon containing a non-porous urethane resin layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.