Phenolic foam
US9896559B2 · kind B2 · utility
0Cited by
4References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 2013 |
| Grant date | Feb 20, 2018 |
| Priority date | — |
| Expiry date | Dec 15, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2373/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Phenolic closed-cell foam comprises a hydrocarbon blowing agent and includes an alkali metal silicate in an amount of at least 1% by weight. The foam has an aged thermal conductivity as determined by the procedures of EN13166:2008 of less than 0.025 W/m·K. The foam is formed from a phenolic resole resin mixture having a water content of greater than 15% by weight but less than 24% by weight.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.