Syntactic foams with improved water resistance, long pot life and short demolding times
US6706776B2 · kind B2 · utility
4Cited by
15References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 18, 2002 |
| Grant date | Mar 16, 2004 |
| Priority date | — |
| Expiry date | Aug 17, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31605
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
This invention relates to syntactic foams comprising the reaction product of a liquid diphenylmethane diisocyanate component, with an isocyanate-reactive component, a filler having a density of less than 1 g/cm 3, and at least one organo-metallic catalyst. This invention also relates to the use of these syntactic foams for insulating pipes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.