Bio-polyol composition and bio-polyurethane foam
US10323115B2 · kind B2 · utility
0Cited by
3References
7Claims
0Family size
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Key dates
| Filing date | Sep 23, 2016 |
| Grant date | Jun 18, 2019 |
| Priority date | — |
| Expiry date | Mar 28, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2497/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A bio-polyol composition and a bio-polyurethane foam are provided. The bio-polyol composition includes polyol, a surface-modified lignin, and a surfactant represented by formula 1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.