Polyamide hose for compressed air
US9664312B2 · kind B2 · utility
0Cited by
7References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 22, 2007 |
| Grant date | May 30, 2017 |
| Priority date | — |
| Expiry date | Oct 12, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/1393
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present invention relates to a multilayer hose for compressed air comprising, in this order:an outer layer (1) made of polyamide,optionally an intermediate layer (2) of a polymer having a flexural modulus of less than 500 MPa,an inner layer (3) of a polymer having a flexural modulus of greater than 1100 MPa, the inner layer (3) being in contact with the compressed air.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.