Blowing agent blends
US6358434B1 · kind B1 · utility
3Cited by
6References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 21, 2001 |
| Grant date | Mar 19, 2002 |
| Priority date | — |
| Expiry date | May 21, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2375/04
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Foam blowing agent blends of D11 and a pentane are provided, as are polyol premixes containing such blends. The resulting foams exhibit dramatic improvement in fire resistance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.