Leisure articles and cars prepared by multilayer rotational moulding
US9266305B2 · kind B2 · utility
0Cited by
4References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 21, 2009 |
| Grant date | Feb 23, 2016 |
| Priority date | — |
| Expiry date | Jul 3, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/1376
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
This invention relates to the field of multilayer articles having reinforced structural properties prepared by rotational molding wherein the external and internal skin layers are prepared from polyethylene resin and the intermediate layer is prepared from foamed polyethylene.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.