Polyurethane foam
US8067479B2 · kind B2 · utility
2Cited by
5References
16Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Oct 21, 2009 |
| Grant date | Nov 29, 2011 |
| Priority date | — |
| Expiry date | Oct 21, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/249978
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A microcellular polyurethane obtainable by reacting a polyisocyanate, a polyester formed from a dimer fatty acid and/or dimer fatty diol, and a chain extender. The foam is particularly suitable for use as a component of shoe soles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.