Extruded, open-cell microcellular alkenyl aromatic polymer foams, process for making and articles made therefrom
US5863960A · kind A · utility
7Cited by
16References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 17, 1997 |
| Grant date | Jan 26, 1999 |
| Priority date | — |
| Expiry date | Mar 17, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2375/04
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Disclosed is an extruded, open-cell microcellular alkenyl aromatic polymer foam useful in insulating applications. The foam has an open cell content of about 70 percent or more. The foam has an average cell size of about 70 micrometers or less. The foam is particularly useful in evacuated or vacuum insulation panels. Further disclosed is a process for making the open-cell foam. Further disclosed is a fabricated foam article.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.