Low density microspheres
US10808094B2 · kind B2 · utility
0Cited by
18References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 11, 2015 |
| Grant date | Oct 20, 2020 |
| Priority date | — |
| Expiry date | Jan 11, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K2201/011
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Low-density thermoplastic expandable microspheres are disclosed. Various low-density structures, in particular, sandwich panels, based on foam prepared from the low-density microspheres, are also disclosed. Process of preparing low-density polymeric microspheres, per se, and the corresponding low-density structures, based on the microsphere foam, are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.