Asphalt-filled polymer foams
US7166646B2 · kind B2 · utility
29Cited by
13References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 18, 2004 |
| Grant date | Jan 23, 2007 |
| Priority date | — |
| Expiry date | May 18, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2495/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
This invention relates to foam insulating products, particularly extruded polystyrene foam, containing asphalt as an infrared attuation and process additives for improving the insulating properties and for reducing the manufacturing cost of the foam products.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.