Breathable waterproof film
US5869414A · kind A · utility
27Cited by
2References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 27, 1998 |
| Grant date | Feb 9, 1999 |
| Priority date | — |
| Expiry date | May 27, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/678
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention relates to a breathing film constituting a mixture including: (a) at least one thermoplastic elastomer which has polyether blocks; (b) at least one copolymer including ethylene and at least one alkyl (meth)acrylate. They can be used in combination with fabrics or with nonwovens.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.