Flexible layered product
US4493870A · kind A · utility
99Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 1, 1983 |
| Grant date | Jan 15, 1985 |
| Priority date | — |
| Expiry date | Dec 1, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/3862
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Flexible layered product for use in waterproof garments or tents of a textile material covered with a waterproof material having a water vapor transmission rate of at least 1000 g/m.sup.2 day, the textile material being covered with a film of a copolyether ester consisting of a plurality of recurrent intralinear long-chain ester units and short-chain ester units which are randomly joined head-to-tail through ester bonds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.