Foaming compositions and methods for making and using the composition
US6479560B2 · kind B2 · utility
48Cited by
3References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 24, 2000 |
| Grant date | Nov 12, 2002 |
| Priority date | — |
| Expiry date | May 24, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2363/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A low-temperature foam compositions and that are produced from an epoxy compound and an acid source can be substantially free of polyurethane or isocyanate chemistry. The disclosed compositions and precursors thereof reduce, if not eliminate, the presence of conventional undesirable compounds and by-products thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.