Fuel tank or tubing for filling this tank
US6616994B2 · kind B2 · utility
4Cited by
12References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 22, 1999 |
| Grant date | Sep 9, 2003 |
| Priority date | — |
| Expiry date | Mar 22, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/3192
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The invention relates to a multilayer tank or tubing made of a thermoplastic, comprising at least one layer comprising a barrier resin, adjacent to at least one layer consisting of a blend comprising at least one polyolefin and at least one functionalized polyolefin, and the said functionalized polyolefin of which comprises functional monomeric units chosen from carboxylic acids, dicarboxylic acids and the anhydrides corresponding to the said dicarboxylic acids.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.